1 #!/bin/sh
2 # Tcl ignores the next line -*- tcl -*- \
3 exec wish "$0" -- "$@"
5 # Copyright © 2005-2011 Paul Mackerras. All rights reserved.
6 # This program is free software; it may be used, copied, modified
7 # and distributed under the terms of the GNU General Public Licence,
8 # either version 2, or (at your option) any later version.
10 package require Tk
12 proc gitdir {} {
13 global env
14 if {[info exists env(GIT_DIR)]} {
15 return $env(GIT_DIR)
16 } else {
17 return [exec git rev-parse --git-dir]
18 }
19 }
21 # A simple scheduler for compute-intensive stuff.
22 # The aim is to make sure that event handlers for GUI actions can
23 # run at least every 50-100 ms. Unfortunately fileevent handlers are
24 # run before X event handlers, so reading from a fast source can
25 # make the GUI completely unresponsive.
26 proc run args {
27 global isonrunq runq currunq
29 set script $args
30 if {[info exists isonrunq($script)]} return
31 if {$runq eq {} && ![info exists currunq]} {
32 after idle dorunq
33 }
34 lappend runq [list {} $script]
35 set isonrunq($script) 1
36 }
38 proc filerun {fd script} {
39 fileevent $fd readable [list filereadable $fd $script]
40 }
42 proc filereadable {fd script} {
43 global runq currunq
45 fileevent $fd readable {}
46 if {$runq eq {} && ![info exists currunq]} {
47 after idle dorunq
48 }
49 lappend runq [list $fd $script]
50 }
52 proc nukefile {fd} {
53 global runq
55 for {set i 0} {$i < [llength $runq]} {} {
56 if {[lindex $runq $i 0] eq $fd} {
57 set runq [lreplace $runq $i $i]
58 } else {
59 incr i
60 }
61 }
62 }
64 proc dorunq {} {
65 global isonrunq runq currunq
67 set tstart [clock clicks -milliseconds]
68 set t0 $tstart
69 while {[llength $runq] > 0} {
70 set fd [lindex $runq 0 0]
71 set script [lindex $runq 0 1]
72 set currunq [lindex $runq 0]
73 set runq [lrange $runq 1 end]
74 set repeat [eval $script]
75 unset currunq
76 set t1 [clock clicks -milliseconds]
77 set t [expr {$t1 - $t0}]
78 if {$repeat ne {} && $repeat} {
79 if {$fd eq {} || $repeat == 2} {
80 # script returns 1 if it wants to be readded
81 # file readers return 2 if they could do more straight away
82 lappend runq [list $fd $script]
83 } else {
84 fileevent $fd readable [list filereadable $fd $script]
85 }
86 } elseif {$fd eq {}} {
87 unset isonrunq($script)
88 }
89 set t0 $t1
90 if {$t1 - $tstart >= 80} break
91 }
92 if {$runq ne {}} {
93 after idle dorunq
94 }
95 }
97 proc reg_instance {fd} {
98 global commfd leftover loginstance
100 set i [incr loginstance]
101 set commfd($i) $fd
102 set leftover($i) {}
103 return $i
104 }
106 proc unmerged_files {files} {
107 global nr_unmerged
109 # find the list of unmerged files
110 set mlist {}
111 set nr_unmerged 0
112 if {[catch {
113 set fd [open "| git ls-files -u" r]
114 } err]} {
115 show_error {} . "[mc "Couldn't get list of unmerged files:"] $err"
116 exit 1
117 }
118 while {[gets $fd line] >= 0} {
119 set i [string first "\t" $line]
120 if {$i < 0} continue
121 set fname [string range $line [expr {$i+1}] end]
122 if {[lsearch -exact $mlist $fname] >= 0} continue
123 incr nr_unmerged
124 if {$files eq {} || [path_filter $files $fname]} {
125 lappend mlist $fname
126 }
127 }
128 catch {close $fd}
129 return $mlist
130 }
132 proc parseviewargs {n arglist} {
133 global vdatemode vmergeonly vflags vdflags vrevs vfiltered vorigargs env
134 global worddiff git_version
136 set vdatemode($n) 0
137 set vmergeonly($n) 0
138 set glflags {}
139 set diffargs {}
140 set nextisval 0
141 set revargs {}
142 set origargs $arglist
143 set allknown 1
144 set filtered 0
145 set i -1
146 foreach arg $arglist {
147 incr i
148 if {$nextisval} {
149 lappend glflags $arg
150 set nextisval 0
151 continue
152 }
153 switch -glob -- $arg {
154 "-d" -
155 "--date-order" {
156 set vdatemode($n) 1
157 # remove from origargs in case we hit an unknown option
158 set origargs [lreplace $origargs $i $i]
159 incr i -1
160 }
161 "-[puabwcrRBMC]" -
162 "--no-renames" - "--full-index" - "--binary" - "--abbrev=*" -
163 "--find-copies-harder" - "-l*" - "--ext-diff" - "--no-ext-diff" -
164 "--src-prefix=*" - "--dst-prefix=*" - "--no-prefix" -
165 "-O*" - "--text" - "--full-diff" - "--ignore-space-at-eol" -
166 "--ignore-space-change" - "-U*" - "--unified=*" {
167 # These request or affect diff output, which we don't want.
168 # Some could be used to set our defaults for diff display.
169 lappend diffargs $arg
170 }
171 "--raw" - "--patch-with-raw" - "--patch-with-stat" -
172 "--name-only" - "--name-status" - "--color" -
173 "--log-size" - "--pretty=*" - "--decorate" - "--abbrev-commit" -
174 "--cc" - "-z" - "--header" - "--parents" - "--boundary" -
175 "--no-color" - "-g" - "--walk-reflogs" - "--no-walk" -
176 "--timestamp" - "relative-date" - "--date=*" - "--stdin" -
177 "--objects" - "--objects-edge" - "--reverse" {
178 # These cause our parsing of git log's output to fail, or else
179 # they're options we want to set ourselves, so ignore them.
180 }
181 "--color-words*" - "--word-diff=color" {
182 # These trigger a word diff in the console interface,
183 # so help the user by enabling our own support
184 if {[package vcompare $git_version "1.7.2"] >= 0} {
185 set worddiff [mc "Color words"]
186 }
187 }
188 "--word-diff*" {
189 if {[package vcompare $git_version "1.7.2"] >= 0} {
190 set worddiff [mc "Markup words"]
191 }
192 }
193 "--stat=*" - "--numstat" - "--shortstat" - "--summary" -
194 "--check" - "--exit-code" - "--quiet" - "--topo-order" -
195 "--full-history" - "--dense" - "--sparse" -
196 "--follow" - "--left-right" - "--encoding=*" {
197 # These are harmless, and some are even useful
198 lappend glflags $arg
199 }
200 "--diff-filter=*" - "--no-merges" - "--unpacked" -
201 "--max-count=*" - "--skip=*" - "--since=*" - "--after=*" -
202 "--until=*" - "--before=*" - "--max-age=*" - "--min-age=*" -
203 "--author=*" - "--committer=*" - "--grep=*" - "-[iE]" -
204 "--remove-empty" - "--first-parent" - "--cherry-pick" -
205 "-S*" - "--pickaxe-all" - "--pickaxe-regex" -
206 "--simplify-by-decoration" {
207 # These mean that we get a subset of the commits
208 set filtered 1
209 lappend glflags $arg
210 }
211 "-n" {
212 # This appears to be the only one that has a value as a
213 # separate word following it
214 set filtered 1
215 set nextisval 1
216 lappend glflags $arg
217 }
218 "--not" - "--all" {
219 lappend revargs $arg
220 }
221 "--merge" {
222 set vmergeonly($n) 1
223 # git rev-parse doesn't understand --merge
224 lappend revargs --gitk-symmetric-diff-marker MERGE_HEAD...HEAD
225 }
226 "--no-replace-objects" {
227 set env(GIT_NO_REPLACE_OBJECTS) "1"
228 }
229 "-*" {
230 # Other flag arguments including -<n>
231 if {[string is digit -strict [string range $arg 1 end]]} {
232 set filtered 1
233 } else {
234 # a flag argument that we don't recognize;
235 # that means we can't optimize
236 set allknown 0
237 }
238 lappend glflags $arg
239 }
240 default {
241 # Non-flag arguments specify commits or ranges of commits
242 if {[string match "*...*" $arg]} {
243 lappend revargs --gitk-symmetric-diff-marker
244 }
245 lappend revargs $arg
246 }
247 }
248 }
249 set vdflags($n) $diffargs
250 set vflags($n) $glflags
251 set vrevs($n) $revargs
252 set vfiltered($n) $filtered
253 set vorigargs($n) $origargs
254 return $allknown
255 }
257 proc parseviewrevs {view revs} {
258 global vposids vnegids
260 if {$revs eq {}} {
261 set revs HEAD
262 }
263 if {[catch {set ids [eval exec git rev-parse $revs]} err]} {
264 # we get stdout followed by stderr in $err
265 # for an unknown rev, git rev-parse echoes it and then errors out
266 set errlines [split $err "\n"]
267 set badrev {}
268 for {set l 0} {$l < [llength $errlines]} {incr l} {
269 set line [lindex $errlines $l]
270 if {!([string length $line] == 40 && [string is xdigit $line])} {
271 if {[string match "fatal:*" $line]} {
272 if {[string match "fatal: ambiguous argument*" $line]
273 && $badrev ne {}} {
274 if {[llength $badrev] == 1} {
275 set err "unknown revision $badrev"
276 } else {
277 set err "unknown revisions: [join $badrev ", "]"
278 }
279 } else {
280 set err [join [lrange $errlines $l end] "\n"]
281 }
282 break
283 }
284 lappend badrev $line
285 }
286 }
287 error_popup "[mc "Error parsing revisions:"] $err"
288 return {}
289 }
290 set ret {}
291 set pos {}
292 set neg {}
293 set sdm 0
294 foreach id [split $ids "\n"] {
295 if {$id eq "--gitk-symmetric-diff-marker"} {
296 set sdm 4
297 } elseif {[string match "^*" $id]} {
298 if {$sdm != 1} {
299 lappend ret $id
300 if {$sdm == 3} {
301 set sdm 0
302 }
303 }
304 lappend neg [string range $id 1 end]
305 } else {
306 if {$sdm != 2} {
307 lappend ret $id
308 } else {
309 lset ret end $id...[lindex $ret end]
310 }
311 lappend pos $id
312 }
313 incr sdm -1
314 }
315 set vposids($view) $pos
316 set vnegids($view) $neg
317 return $ret
318 }
320 # Start off a git log process and arrange to read its output
321 proc start_rev_list {view} {
322 global startmsecs commitidx viewcomplete curview
323 global tclencoding
324 global viewargs viewargscmd viewfiles vfilelimit
325 global showlocalchanges
326 global viewactive viewinstances vmergeonly
327 global mainheadid viewmainheadid viewmainheadid_orig
328 global vcanopt vflags vrevs vorigargs
329 global show_notes
331 set startmsecs [clock clicks -milliseconds]
332 set commitidx($view) 0
333 # these are set this way for the error exits
334 set viewcomplete($view) 1
335 set viewactive($view) 0
336 varcinit $view
338 set args $viewargs($view)
339 if {$viewargscmd($view) ne {}} {
340 if {[catch {
341 set str [exec sh -c $viewargscmd($view)]
342 } err]} {
343 error_popup "[mc "Error executing --argscmd command:"] $err"
344 return 0
345 }
346 set args [concat $args [split $str "\n"]]
347 }
348 set vcanopt($view) [parseviewargs $view $args]
350 set files $viewfiles($view)
351 if {$vmergeonly($view)} {
352 set files [unmerged_files $files]
353 if {$files eq {}} {
354 global nr_unmerged
355 if {$nr_unmerged == 0} {
356 error_popup [mc "No files selected: --merge specified but\
357 no files are unmerged."]
358 } else {
359 error_popup [mc "No files selected: --merge specified but\
360 no unmerged files are within file limit."]
361 }
362 return 0
363 }
364 }
365 set vfilelimit($view) $files
367 if {$vcanopt($view)} {
368 set revs [parseviewrevs $view $vrevs($view)]
369 if {$revs eq {}} {
370 return 0
371 }
372 set args [concat $vflags($view) $revs]
373 } else {
374 set args $vorigargs($view)
375 }
377 if {[catch {
378 set fd [open [concat | git log --no-color -z --pretty=raw $show_notes \
379 --parents --boundary $args "--" $files] r]
380 } err]} {
381 error_popup "[mc "Error executing git log:"] $err"
382 return 0
383 }
384 set i [reg_instance $fd]
385 set viewinstances($view) [list $i]
386 set viewmainheadid($view) $mainheadid
387 set viewmainheadid_orig($view) $mainheadid
388 if {$files ne {} && $mainheadid ne {}} {
389 get_viewmainhead $view
390 }
391 if {$showlocalchanges && $viewmainheadid($view) ne {}} {
392 interestedin $viewmainheadid($view) dodiffindex
393 }
394 fconfigure $fd -blocking 0 -translation lf -eofchar {}
395 if {$tclencoding != {}} {
396 fconfigure $fd -encoding $tclencoding
397 }
398 filerun $fd [list getcommitlines $fd $i $view 0]
399 nowbusy $view [mc "Reading"]
400 set viewcomplete($view) 0
401 set viewactive($view) 1
402 return 1
403 }
405 proc stop_instance {inst} {
406 global commfd leftover
408 set fd $commfd($inst)
409 catch {
410 set pid [pid $fd]
412 if {$::tcl_platform(platform) eq {windows}} {
413 exec kill -f $pid
414 } else {
415 exec kill $pid
416 }
417 }
418 catch {close $fd}
419 nukefile $fd
420 unset commfd($inst)
421 unset leftover($inst)
422 }
424 proc stop_backends {} {
425 global commfd
427 foreach inst [array names commfd] {
428 stop_instance $inst
429 }
430 }
432 proc stop_rev_list {view} {
433 global viewinstances
435 foreach inst $viewinstances($view) {
436 stop_instance $inst
437 }
438 set viewinstances($view) {}
439 }
441 proc reset_pending_select {selid} {
442 global pending_select mainheadid selectheadid
444 if {$selid ne {}} {
445 set pending_select $selid
446 } elseif {$selectheadid ne {}} {
447 set pending_select $selectheadid
448 } else {
449 set pending_select $mainheadid
450 }
451 }
453 proc getcommits {selid} {
454 global canv curview need_redisplay viewactive
456 initlayout
457 if {[start_rev_list $curview]} {
458 reset_pending_select $selid
459 show_status [mc "Reading commits..."]
460 set need_redisplay 1
461 } else {
462 show_status [mc "No commits selected"]
463 }
464 }
466 proc updatecommits {} {
467 global curview vcanopt vorigargs vfilelimit viewinstances
468 global viewactive viewcomplete tclencoding
469 global startmsecs showneartags showlocalchanges
470 global mainheadid viewmainheadid viewmainheadid_orig pending_select
471 global isworktree
472 global varcid vposids vnegids vflags vrevs
473 global show_notes
475 set isworktree [expr {[exec git rev-parse --is-inside-work-tree] == "true"}]
476 rereadrefs
477 set view $curview
478 if {$mainheadid ne $viewmainheadid_orig($view)} {
479 if {$showlocalchanges} {
480 dohidelocalchanges
481 }
482 set viewmainheadid($view) $mainheadid
483 set viewmainheadid_orig($view) $mainheadid
484 if {$vfilelimit($view) ne {}} {
485 get_viewmainhead $view
486 }
487 }
488 if {$showlocalchanges} {
489 doshowlocalchanges
490 }
491 if {$vcanopt($view)} {
492 set oldpos $vposids($view)
493 set oldneg $vnegids($view)
494 set revs [parseviewrevs $view $vrevs($view)]
495 if {$revs eq {}} {
496 return
497 }
498 # note: getting the delta when negative refs change is hard,
499 # and could require multiple git log invocations, so in that
500 # case we ask git log for all the commits (not just the delta)
501 if {$oldneg eq $vnegids($view)} {
502 set newrevs {}
503 set npos 0
504 # take out positive refs that we asked for before or
505 # that we have already seen
506 foreach rev $revs {
507 if {[string length $rev] == 40} {
508 if {[lsearch -exact $oldpos $rev] < 0
509 && ![info exists varcid($view,$rev)]} {
510 lappend newrevs $rev
511 incr npos
512 }
513 } else {
514 lappend $newrevs $rev
515 }
516 }
517 if {$npos == 0} return
518 set revs $newrevs
519 set vposids($view) [lsort -unique [concat $oldpos $vposids($view)]]
520 }
521 set args [concat $vflags($view) $revs --not $oldpos]
522 } else {
523 set args $vorigargs($view)
524 }
525 if {[catch {
526 set fd [open [concat | git log --no-color -z --pretty=raw $show_notes \
527 --parents --boundary $args "--" $vfilelimit($view)] r]
528 } err]} {
529 error_popup "[mc "Error executing git log:"] $err"
530 return
531 }
532 if {$viewactive($view) == 0} {
533 set startmsecs [clock clicks -milliseconds]
534 }
535 set i [reg_instance $fd]
536 lappend viewinstances($view) $i
537 fconfigure $fd -blocking 0 -translation lf -eofchar {}
538 if {$tclencoding != {}} {
539 fconfigure $fd -encoding $tclencoding
540 }
541 filerun $fd [list getcommitlines $fd $i $view 1]
542 incr viewactive($view)
543 set viewcomplete($view) 0
544 reset_pending_select {}
545 nowbusy $view [mc "Reading"]
546 if {$showneartags} {
547 getallcommits
548 }
549 }
551 proc reloadcommits {} {
552 global curview viewcomplete selectedline currentid thickerline
553 global showneartags treediffs commitinterest cached_commitrow
554 global targetid
556 set selid {}
557 if {$selectedline ne {}} {
558 set selid $currentid
559 }
561 if {!$viewcomplete($curview)} {
562 stop_rev_list $curview
563 }
564 resetvarcs $curview
565 set selectedline {}
566 catch {unset currentid}
567 catch {unset thickerline}
568 catch {unset treediffs}
569 readrefs
570 changedrefs
571 if {$showneartags} {
572 getallcommits
573 }
574 clear_display
575 catch {unset commitinterest}
576 catch {unset cached_commitrow}
577 catch {unset targetid}
578 setcanvscroll
579 getcommits $selid
580 return 0
581 }
583 # This makes a string representation of a positive integer which
584 # sorts as a string in numerical order
585 proc strrep {n} {
586 if {$n < 16} {
587 return [format "%x" $n]
588 } elseif {$n < 256} {
589 return [format "x%.2x" $n]
590 } elseif {$n < 65536} {
591 return [format "y%.4x" $n]
592 }
593 return [format "z%.8x" $n]
594 }
596 # Procedures used in reordering commits from git log (without
597 # --topo-order) into the order for display.
599 proc varcinit {view} {
600 global varcstart vupptr vdownptr vleftptr vbackptr varctok varcrow
601 global vtokmod varcmod vrowmod varcix vlastins
603 set varcstart($view) {{}}
604 set vupptr($view) {0}
605 set vdownptr($view) {0}
606 set vleftptr($view) {0}
607 set vbackptr($view) {0}
608 set varctok($view) {{}}
609 set varcrow($view) {{}}
610 set vtokmod($view) {}
611 set varcmod($view) 0
612 set vrowmod($view) 0
613 set varcix($view) {{}}
614 set vlastins($view) {0}
615 }
617 proc resetvarcs {view} {
618 global varcid varccommits parents children vseedcount ordertok
620 foreach vid [array names varcid $view,*] {
621 unset varcid($vid)
622 unset children($vid)
623 unset parents($vid)
624 }
625 # some commits might have children but haven't been seen yet
626 foreach vid [array names children $view,*] {
627 unset children($vid)
628 }
629 foreach va [array names varccommits $view,*] {
630 unset varccommits($va)
631 }
632 foreach vd [array names vseedcount $view,*] {
633 unset vseedcount($vd)
634 }
635 catch {unset ordertok}
636 }
638 # returns a list of the commits with no children
639 proc seeds {v} {
640 global vdownptr vleftptr varcstart
642 set ret {}
643 set a [lindex $vdownptr($v) 0]
644 while {$a != 0} {
645 lappend ret [lindex $varcstart($v) $a]
646 set a [lindex $vleftptr($v) $a]
647 }
648 return $ret
649 }
651 proc newvarc {view id} {
652 global varcid varctok parents children vdatemode
653 global vupptr vdownptr vleftptr vbackptr varcrow varcix varcstart
654 global commitdata commitinfo vseedcount varccommits vlastins
656 set a [llength $varctok($view)]
657 set vid $view,$id
658 if {[llength $children($vid)] == 0 || $vdatemode($view)} {
659 if {![info exists commitinfo($id)]} {
660 parsecommit $id $commitdata($id) 1
661 }
662 set cdate [lindex [lindex $commitinfo($id) 4] 0]
663 if {![string is integer -strict $cdate]} {
664 set cdate 0
665 }
666 if {![info exists vseedcount($view,$cdate)]} {
667 set vseedcount($view,$cdate) -1
668 }
669 set c [incr vseedcount($view,$cdate)]
670 set cdate [expr {$cdate ^ 0xffffffff}]
671 set tok "s[strrep $cdate][strrep $c]"
672 } else {
673 set tok {}
674 }
675 set ka 0
676 if {[llength $children($vid)] > 0} {
677 set kid [lindex $children($vid) end]
678 set k $varcid($view,$kid)
679 if {[string compare [lindex $varctok($view) $k] $tok] > 0} {
680 set ki $kid
681 set ka $k
682 set tok [lindex $varctok($view) $k]
683 }
684 }
685 if {$ka != 0} {
686 set i [lsearch -exact $parents($view,$ki) $id]
687 set j [expr {[llength $parents($view,$ki)] - 1 - $i}]
688 append tok [strrep $j]
689 }
690 set c [lindex $vlastins($view) $ka]
691 if {$c == 0 || [string compare $tok [lindex $varctok($view) $c]] < 0} {
692 set c $ka
693 set b [lindex $vdownptr($view) $ka]
694 } else {
695 set b [lindex $vleftptr($view) $c]
696 }
697 while {$b != 0 && [string compare $tok [lindex $varctok($view) $b]] >= 0} {
698 set c $b
699 set b [lindex $vleftptr($view) $c]
700 }
701 if {$c == $ka} {
702 lset vdownptr($view) $ka $a
703 lappend vbackptr($view) 0
704 } else {
705 lset vleftptr($view) $c $a
706 lappend vbackptr($view) $c
707 }
708 lset vlastins($view) $ka $a
709 lappend vupptr($view) $ka
710 lappend vleftptr($view) $b
711 if {$b != 0} {
712 lset vbackptr($view) $b $a
713 }
714 lappend varctok($view) $tok
715 lappend varcstart($view) $id
716 lappend vdownptr($view) 0
717 lappend varcrow($view) {}
718 lappend varcix($view) {}
719 set varccommits($view,$a) {}
720 lappend vlastins($view) 0
721 return $a
722 }
724 proc splitvarc {p v} {
725 global varcid varcstart varccommits varctok vtokmod
726 global vupptr vdownptr vleftptr vbackptr varcix varcrow vlastins
728 set oa $varcid($v,$p)
729 set otok [lindex $varctok($v) $oa]
730 set ac $varccommits($v,$oa)
731 set i [lsearch -exact $varccommits($v,$oa) $p]
732 if {$i <= 0} return
733 set na [llength $varctok($v)]
734 # "%" sorts before "0"...
735 set tok "$otok%[strrep $i]"
736 lappend varctok($v) $tok
737 lappend varcrow($v) {}
738 lappend varcix($v) {}
739 set varccommits($v,$oa) [lrange $ac 0 [expr {$i - 1}]]
740 set varccommits($v,$na) [lrange $ac $i end]
741 lappend varcstart($v) $p
742 foreach id $varccommits($v,$na) {
743 set varcid($v,$id) $na
744 }
745 lappend vdownptr($v) [lindex $vdownptr($v) $oa]
746 lappend vlastins($v) [lindex $vlastins($v) $oa]
747 lset vdownptr($v) $oa $na
748 lset vlastins($v) $oa 0
749 lappend vupptr($v) $oa
750 lappend vleftptr($v) 0
751 lappend vbackptr($v) 0
752 for {set b [lindex $vdownptr($v) $na]} {$b != 0} {set b [lindex $vleftptr($v) $b]} {
753 lset vupptr($v) $b $na
754 }
755 if {[string compare $otok $vtokmod($v)] <= 0} {
756 modify_arc $v $oa
757 }
758 }
760 proc renumbervarc {a v} {
761 global parents children varctok varcstart varccommits
762 global vupptr vdownptr vleftptr vbackptr vlastins varcid vtokmod vdatemode
764 set t1 [clock clicks -milliseconds]
765 set todo {}
766 set isrelated($a) 1
767 set kidchanged($a) 1
768 set ntot 0
769 while {$a != 0} {
770 if {[info exists isrelated($a)]} {
771 lappend todo $a
772 set id [lindex $varccommits($v,$a) end]
773 foreach p $parents($v,$id) {
774 if {[info exists varcid($v,$p)]} {
775 set isrelated($varcid($v,$p)) 1
776 }
777 }
778 }
779 incr ntot
780 set b [lindex $vdownptr($v) $a]
781 if {$b == 0} {
782 while {$a != 0} {
783 set b [lindex $vleftptr($v) $a]
784 if {$b != 0} break
785 set a [lindex $vupptr($v) $a]
786 }
787 }
788 set a $b
789 }
790 foreach a $todo {
791 if {![info exists kidchanged($a)]} continue
792 set id [lindex $varcstart($v) $a]
793 if {[llength $children($v,$id)] > 1} {
794 set children($v,$id) [lsort -command [list vtokcmp $v] \
795 $children($v,$id)]
796 }
797 set oldtok [lindex $varctok($v) $a]
798 if {!$vdatemode($v)} {
799 set tok {}
800 } else {
801 set tok $oldtok
802 }
803 set ka 0
804 set kid [last_real_child $v,$id]
805 if {$kid ne {}} {
806 set k $varcid($v,$kid)
807 if {[string compare [lindex $varctok($v) $k] $tok] > 0} {
808 set ki $kid
809 set ka $k
810 set tok [lindex $varctok($v) $k]
811 }
812 }
813 if {$ka != 0} {
814 set i [lsearch -exact $parents($v,$ki) $id]
815 set j [expr {[llength $parents($v,$ki)] - 1 - $i}]
816 append tok [strrep $j]
817 }
818 if {$tok eq $oldtok} {
819 continue
820 }
821 set id [lindex $varccommits($v,$a) end]
822 foreach p $parents($v,$id) {
823 if {[info exists varcid($v,$p)]} {
824 set kidchanged($varcid($v,$p)) 1
825 } else {
826 set sortkids($p) 1
827 }
828 }
829 lset varctok($v) $a $tok
830 set b [lindex $vupptr($v) $a]
831 if {$b != $ka} {
832 if {[string compare [lindex $varctok($v) $ka] $vtokmod($v)] < 0} {
833 modify_arc $v $ka
834 }
835 if {[string compare [lindex $varctok($v) $b] $vtokmod($v)] < 0} {
836 modify_arc $v $b
837 }
838 set c [lindex $vbackptr($v) $a]
839 set d [lindex $vleftptr($v) $a]
840 if {$c == 0} {
841 lset vdownptr($v) $b $d
842 } else {
843 lset vleftptr($v) $c $d
844 }
845 if {$d != 0} {
846 lset vbackptr($v) $d $c
847 }
848 if {[lindex $vlastins($v) $b] == $a} {
849 lset vlastins($v) $b $c
850 }
851 lset vupptr($v) $a $ka
852 set c [lindex $vlastins($v) $ka]
853 if {$c == 0 || \
854 [string compare $tok [lindex $varctok($v) $c]] < 0} {
855 set c $ka
856 set b [lindex $vdownptr($v) $ka]
857 } else {
858 set b [lindex $vleftptr($v) $c]
859 }
860 while {$b != 0 && \
861 [string compare $tok [lindex $varctok($v) $b]] >= 0} {
862 set c $b
863 set b [lindex $vleftptr($v) $c]
864 }
865 if {$c == $ka} {
866 lset vdownptr($v) $ka $a
867 lset vbackptr($v) $a 0
868 } else {
869 lset vleftptr($v) $c $a
870 lset vbackptr($v) $a $c
871 }
872 lset vleftptr($v) $a $b
873 if {$b != 0} {
874 lset vbackptr($v) $b $a
875 }
876 lset vlastins($v) $ka $a
877 }
878 }
879 foreach id [array names sortkids] {
880 if {[llength $children($v,$id)] > 1} {
881 set children($v,$id) [lsort -command [list vtokcmp $v] \
882 $children($v,$id)]
883 }
884 }
885 set t2 [clock clicks -milliseconds]
886 #puts "renumbervarc did [llength $todo] of $ntot arcs in [expr {$t2-$t1}]ms"
887 }
889 # Fix up the graph after we have found out that in view $v,
890 # $p (a commit that we have already seen) is actually the parent
891 # of the last commit in arc $a.
892 proc fix_reversal {p a v} {
893 global varcid varcstart varctok vupptr
895 set pa $varcid($v,$p)
896 if {$p ne [lindex $varcstart($v) $pa]} {
897 splitvarc $p $v
898 set pa $varcid($v,$p)
899 }
900 # seeds always need to be renumbered
901 if {[lindex $vupptr($v) $pa] == 0 ||
902 [string compare [lindex $varctok($v) $a] \
903 [lindex $varctok($v) $pa]] > 0} {
904 renumbervarc $pa $v
905 }
906 }
908 proc insertrow {id p v} {
909 global cmitlisted children parents varcid varctok vtokmod
910 global varccommits ordertok commitidx numcommits curview
911 global targetid targetrow
913 readcommit $id
914 set vid $v,$id
915 set cmitlisted($vid) 1
916 set children($vid) {}
917 set parents($vid) [list $p]
918 set a [newvarc $v $id]
919 set varcid($vid) $a
920 if {[string compare [lindex $varctok($v) $a] $vtokmod($v)] < 0} {
921 modify_arc $v $a
922 }
923 lappend varccommits($v,$a) $id
924 set vp $v,$p
925 if {[llength [lappend children($vp) $id]] > 1} {
926 set children($vp) [lsort -command [list vtokcmp $v] $children($vp)]
927 catch {unset ordertok}
928 }
929 fix_reversal $p $a $v
930 incr commitidx($v)
931 if {$v == $curview} {
932 set numcommits $commitidx($v)
933 setcanvscroll
934 if {[info exists targetid]} {
935 if {![comes_before $targetid $p]} {
936 incr targetrow
937 }
938 }
939 }
940 }
942 proc insertfakerow {id p} {
943 global varcid varccommits parents children cmitlisted
944 global commitidx varctok vtokmod targetid targetrow curview numcommits
946 set v $curview
947 set a $varcid($v,$p)
948 set i [lsearch -exact $varccommits($v,$a) $p]
949 if {$i < 0} {
950 puts "oops: insertfakerow can't find [shortids $p] on arc $a"
951 return
952 }
953 set children($v,$id) {}
954 set parents($v,$id) [list $p]
955 set varcid($v,$id) $a
956 lappend children($v,$p) $id
957 set cmitlisted($v,$id) 1
958 set numcommits [incr commitidx($v)]
959 # note we deliberately don't update varcstart($v) even if $i == 0
960 set varccommits($v,$a) [linsert $varccommits($v,$a) $i $id]
961 modify_arc $v $a $i
962 if {[info exists targetid]} {
963 if {![comes_before $targetid $p]} {
964 incr targetrow
965 }
966 }
967 setcanvscroll
968 drawvisible
969 }
971 proc removefakerow {id} {
972 global varcid varccommits parents children commitidx
973 global varctok vtokmod cmitlisted currentid selectedline
974 global targetid curview numcommits
976 set v $curview
977 if {[llength $parents($v,$id)] != 1} {
978 puts "oops: removefakerow [shortids $id] has [llength $parents($v,$id)] parents"
979 return
980 }
981 set p [lindex $parents($v,$id) 0]
982 set a $varcid($v,$id)
983 set i [lsearch -exact $varccommits($v,$a) $id]
984 if {$i < 0} {
985 puts "oops: removefakerow can't find [shortids $id] on arc $a"
986 return
987 }
988 unset varcid($v,$id)
989 set varccommits($v,$a) [lreplace $varccommits($v,$a) $i $i]
990 unset parents($v,$id)
991 unset children($v,$id)
992 unset cmitlisted($v,$id)
993 set numcommits [incr commitidx($v) -1]
994 set j [lsearch -exact $children($v,$p) $id]
995 if {$j >= 0} {
996 set children($v,$p) [lreplace $children($v,$p) $j $j]
997 }
998 modify_arc $v $a $i
999 if {[info exist currentid] && $id eq $currentid} {
1000 unset currentid
1001 set selectedline {}
1002 }
1003 if {[info exists targetid] && $targetid eq $id} {
1004 set targetid $p
1005 }
1006 setcanvscroll
1007 drawvisible
1008 }
1010 proc real_children {vp} {
1011 global children nullid nullid2
1013 set kids {}
1014 foreach id $children($vp) {
1015 if {$id ne $nullid && $id ne $nullid2} {
1016 lappend kids $id
1017 }
1018 }
1019 return $kids
1020 }
1022 proc first_real_child {vp} {
1023 global children nullid nullid2
1025 foreach id $children($vp) {
1026 if {$id ne $nullid && $id ne $nullid2} {
1027 return $id
1028 }
1029 }
1030 return {}
1031 }
1033 proc last_real_child {vp} {
1034 global children nullid nullid2
1036 set kids $children($vp)
1037 for {set i [llength $kids]} {[incr i -1] >= 0} {} {
1038 set id [lindex $kids $i]
1039 if {$id ne $nullid && $id ne $nullid2} {
1040 return $id
1041 }
1042 }
1043 return {}
1044 }
1046 proc vtokcmp {v a b} {
1047 global varctok varcid
1049 return [string compare [lindex $varctok($v) $varcid($v,$a)] \
1050 [lindex $varctok($v) $varcid($v,$b)]]
1051 }
1053 # This assumes that if lim is not given, the caller has checked that
1054 # arc a's token is less than $vtokmod($v)
1055 proc modify_arc {v a {lim {}}} {
1056 global varctok vtokmod varcmod varcrow vupptr curview vrowmod varccommits
1058 if {$lim ne {}} {
1059 set c [string compare [lindex $varctok($v) $a] $vtokmod($v)]
1060 if {$c > 0} return
1061 if {$c == 0} {
1062 set r [lindex $varcrow($v) $a]
1063 if {$r ne {} && $vrowmod($v) <= $r + $lim} return
1064 }
1065 }
1066 set vtokmod($v) [lindex $varctok($v) $a]
1067 set varcmod($v) $a
1068 if {$v == $curview} {
1069 while {$a != 0 && [lindex $varcrow($v) $a] eq {}} {
1070 set a [lindex $vupptr($v) $a]
1071 set lim {}
1072 }
1073 set r 0
1074 if {$a != 0} {
1075 if {$lim eq {}} {
1076 set lim [llength $varccommits($v,$a)]
1077 }
1078 set r [expr {[lindex $varcrow($v) $a] + $lim}]
1079 }
1080 set vrowmod($v) $r
1081 undolayout $r
1082 }
1083 }
1085 proc update_arcrows {v} {
1086 global vtokmod varcmod vrowmod varcrow commitidx currentid selectedline
1087 global varcid vrownum varcorder varcix varccommits
1088 global vupptr vdownptr vleftptr varctok
1089 global displayorder parentlist curview cached_commitrow
1091 if {$vrowmod($v) == $commitidx($v)} return
1092 if {$v == $curview} {
1093 if {[llength $displayorder] > $vrowmod($v)} {
1094 set displayorder [lrange $displayorder 0 [expr {$vrowmod($v) - 1}]]
1095 set parentlist [lrange $parentlist 0 [expr {$vrowmod($v) - 1}]]
1096 }
1097 catch {unset cached_commitrow}
1098 }
1099 set narctot [expr {[llength $varctok($v)] - 1}]
1100 set a $varcmod($v)
1101 while {$a != 0 && [lindex $varcix($v) $a] eq {}} {
1102 # go up the tree until we find something that has a row number,
1103 # or we get to a seed
1104 set a [lindex $vupptr($v) $a]
1105 }
1106 if {$a == 0} {
1107 set a [lindex $vdownptr($v) 0]
1108 if {$a == 0} return
1109 set vrownum($v) {0}
1110 set varcorder($v) [list $a]
1111 lset varcix($v) $a 0
1112 lset varcrow($v) $a 0
1113 set arcn 0
1114 set row 0
1115 } else {
1116 set arcn [lindex $varcix($v) $a]
1117 if {[llength $vrownum($v)] > $arcn + 1} {
1118 set vrownum($v) [lrange $vrownum($v) 0 $arcn]
1119 set varcorder($v) [lrange $varcorder($v) 0 $arcn]
1120 }
1121 set row [lindex $varcrow($v) $a]
1122 }
1123 while {1} {
1124 set p $a
1125 incr row [llength $varccommits($v,$a)]
1126 # go down if possible
1127 set b [lindex $vdownptr($v) $a]
1128 if {$b == 0} {
1129 # if not, go left, or go up until we can go left
1130 while {$a != 0} {
1131 set b [lindex $vleftptr($v) $a]
1132 if {$b != 0} break
1133 set a [lindex $vupptr($v) $a]
1134 }
1135 if {$a == 0} break
1136 }
1137 set a $b
1138 incr arcn
1139 lappend vrownum($v) $row
1140 lappend varcorder($v) $a
1141 lset varcix($v) $a $arcn
1142 lset varcrow($v) $a $row
1143 }
1144 set vtokmod($v) [lindex $varctok($v) $p]
1145 set varcmod($v) $p
1146 set vrowmod($v) $row
1147 if {[info exists currentid]} {
1148 set selectedline [rowofcommit $currentid]
1149 }
1150 }
1152 # Test whether view $v contains commit $id
1153 proc commitinview {id v} {
1154 global varcid
1156 return [info exists varcid($v,$id)]
1157 }
1159 # Return the row number for commit $id in the current view
1160 proc rowofcommit {id} {
1161 global varcid varccommits varcrow curview cached_commitrow
1162 global varctok vtokmod
1164 set v $curview
1165 if {![info exists varcid($v,$id)]} {
1166 puts "oops rowofcommit no arc for [shortids $id]"
1167 return {}
1168 }
1169 set a $varcid($v,$id)
1170 if {[string compare [lindex $varctok($v) $a] $vtokmod($v)] >= 0} {
1171 update_arcrows $v
1172 }
1173 if {[info exists cached_commitrow($id)]} {
1174 return $cached_commitrow($id)
1175 }
1176 set i [lsearch -exact $varccommits($v,$a) $id]
1177 if {$i < 0} {
1178 puts "oops didn't find commit [shortids $id] in arc $a"
1179 return {}
1180 }
1181 incr i [lindex $varcrow($v) $a]
1182 set cached_commitrow($id) $i
1183 return $i
1184 }
1186 # Returns 1 if a is on an earlier row than b, otherwise 0
1187 proc comes_before {a b} {
1188 global varcid varctok curview
1190 set v $curview
1191 if {$a eq $b || ![info exists varcid($v,$a)] || \
1192 ![info exists varcid($v,$b)]} {
1193 return 0
1194 }
1195 if {$varcid($v,$a) != $varcid($v,$b)} {
1196 return [expr {[string compare [lindex $varctok($v) $varcid($v,$a)] \
1197 [lindex $varctok($v) $varcid($v,$b)]] < 0}]
1198 }
1199 return [expr {[rowofcommit $a] < [rowofcommit $b]}]
1200 }
1202 proc bsearch {l elt} {
1203 if {[llength $l] == 0 || $elt <= [lindex $l 0]} {
1204 return 0
1205 }
1206 set lo 0
1207 set hi [llength $l]
1208 while {$hi - $lo > 1} {
1209 set mid [expr {int(($lo + $hi) / 2)}]
1210 set t [lindex $l $mid]
1211 if {$elt < $t} {
1212 set hi $mid
1213 } elseif {$elt > $t} {
1214 set lo $mid
1215 } else {
1216 return $mid
1217 }
1218 }
1219 return $lo
1220 }
1222 # Make sure rows $start..$end-1 are valid in displayorder and parentlist
1223 proc make_disporder {start end} {
1224 global vrownum curview commitidx displayorder parentlist
1225 global varccommits varcorder parents vrowmod varcrow
1226 global d_valid_start d_valid_end
1228 if {$end > $vrowmod($curview)} {
1229 update_arcrows $curview
1230 }
1231 set ai [bsearch $vrownum($curview) $start]
1232 set start [lindex $vrownum($curview) $ai]
1233 set narc [llength $vrownum($curview)]
1234 for {set r $start} {$ai < $narc && $r < $end} {incr ai} {
1235 set a [lindex $varcorder($curview) $ai]
1236 set l [llength $displayorder]
1237 set al [llength $varccommits($curview,$a)]
1238 if {$l < $r + $al} {
1239 if {$l < $r} {
1240 set pad [ntimes [expr {$r - $l}] {}]
1241 set displayorder [concat $displayorder $pad]
1242 set parentlist [concat $parentlist $pad]
1243 } elseif {$l > $r} {
1244 set displayorder [lrange $displayorder 0 [expr {$r - 1}]]
1245 set parentlist [lrange $parentlist 0 [expr {$r - 1}]]
1246 }
1247 foreach id $varccommits($curview,$a) {
1248 lappend displayorder $id
1249 lappend parentlist $parents($curview,$id)
1250 }
1251 } elseif {[lindex $displayorder [expr {$r + $al - 1}]] eq {}} {
1252 set i $r
1253 foreach id $varccommits($curview,$a) {
1254 lset displayorder $i $id
1255 lset parentlist $i $parents($curview,$id)
1256 incr i
1257 }
1258 }
1259 incr r $al
1260 }
1261 }
1263 proc commitonrow {row} {
1264 global displayorder
1266 set id [lindex $displayorder $row]
1267 if {$id eq {}} {
1268 make_disporder $row [expr {$row + 1}]
1269 set id [lindex $displayorder $row]
1270 }
1271 return $id
1272 }
1274 proc closevarcs {v} {
1275 global varctok varccommits varcid parents children
1276 global cmitlisted commitidx vtokmod
1278 set missing_parents 0
1279 set scripts {}
1280 set narcs [llength $varctok($v)]
1281 for {set a 1} {$a < $narcs} {incr a} {
1282 set id [lindex $varccommits($v,$a) end]
1283 foreach p $parents($v,$id) {
1284 if {[info exists varcid($v,$p)]} continue
1285 # add p as a new commit
1286 incr missing_parents
1287 set cmitlisted($v,$p) 0
1288 set parents($v,$p) {}
1289 if {[llength $children($v,$p)] == 1 &&
1290 [llength $parents($v,$id)] == 1} {
1291 set b $a
1292 } else {
1293 set b [newvarc $v $p]
1294 }
1295 set varcid($v,$p) $b
1296 if {[string compare [lindex $varctok($v) $b] $vtokmod($v)] < 0} {
1297 modify_arc $v $b
1298 }
1299 lappend varccommits($v,$b) $p
1300 incr commitidx($v)
1301 set scripts [check_interest $p $scripts]
1302 }
1303 }
1304 if {$missing_parents > 0} {
1305 foreach s $scripts {
1306 eval $s
1307 }
1308 }
1309 }
1311 # Use $rwid as a substitute for $id, i.e. reparent $id's children to $rwid
1312 # Assumes we already have an arc for $rwid.
1313 proc rewrite_commit {v id rwid} {
1314 global children parents varcid varctok vtokmod varccommits
1316 foreach ch $children($v,$id) {
1317 # make $rwid be $ch's parent in place of $id
1318 set i [lsearch -exact $parents($v,$ch) $id]
1319 if {$i < 0} {
1320 puts "oops rewrite_commit didn't find $id in parent list for $ch"
1321 }
1322 set parents($v,$ch) [lreplace $parents($v,$ch) $i $i $rwid]
1323 # add $ch to $rwid's children and sort the list if necessary
1324 if {[llength [lappend children($v,$rwid) $ch]] > 1} {
1325 set children($v,$rwid) [lsort -command [list vtokcmp $v] \
1326 $children($v,$rwid)]
1327 }
1328 # fix the graph after joining $id to $rwid
1329 set a $varcid($v,$ch)
1330 fix_reversal $rwid $a $v
1331 # parentlist is wrong for the last element of arc $a
1332 # even if displayorder is right, hence the 3rd arg here
1333 modify_arc $v $a [expr {[llength $varccommits($v,$a)] - 1}]
1334 }
1335 }
1337 # Mechanism for registering a command to be executed when we come
1338 # across a particular commit. To handle the case when only the
1339 # prefix of the commit is known, the commitinterest array is now
1340 # indexed by the first 4 characters of the ID. Each element is a
1341 # list of id, cmd pairs.
1342 proc interestedin {id cmd} {
1343 global commitinterest
1345 lappend commitinterest([string range $id 0 3]) $id $cmd
1346 }
1348 proc check_interest {id scripts} {
1349 global commitinterest
1351 set prefix [string range $id 0 3]
1352 if {[info exists commitinterest($prefix)]} {
1353 set newlist {}
1354 foreach {i script} $commitinterest($prefix) {
1355 if {[string match "$i*" $id]} {
1356 lappend scripts [string map [list "%I" $id "%P" $i] $script]
1357 } else {
1358 lappend newlist $i $script
1359 }
1360 }
1361 if {$newlist ne {}} {
1362 set commitinterest($prefix) $newlist
1363 } else {
1364 unset commitinterest($prefix)
1365 }
1366 }
1367 return $scripts
1368 }
1370 proc getcommitlines {fd inst view updating} {
1371 global cmitlisted leftover
1372 global commitidx commitdata vdatemode
1373 global parents children curview hlview
1374 global idpending ordertok
1375 global varccommits varcid varctok vtokmod vfilelimit
1377 set stuff [read $fd 500000]
1378 # git log doesn't terminate the last commit with a null...
1379 if {$stuff == {} && $leftover($inst) ne {} && [eof $fd]} {
1380 set stuff "\0"
1381 }
1382 if {$stuff == {}} {
1383 if {![eof $fd]} {
1384 return 1
1385 }
1386 global commfd viewcomplete viewactive viewname
1387 global viewinstances
1388 unset commfd($inst)
1389 set i [lsearch -exact $viewinstances($view) $inst]
1390 if {$i >= 0} {
1391 set viewinstances($view) [lreplace $viewinstances($view) $i $i]
1392 }
1393 # set it blocking so we wait for the process to terminate
1394 fconfigure $fd -blocking 1
1395 if {[catch {close $fd} err]} {
1396 set fv {}
1397 if {$view != $curview} {
1398 set fv " for the \"$viewname($view)\" view"
1399 }
1400 if {[string range $err 0 4] == "usage"} {
1401 set err "Gitk: error reading commits$fv:\
1402 bad arguments to git log."
1403 if {$viewname($view) eq "Command line"} {
1404 append err \
1405 " (Note: arguments to gitk are passed to git log\
1406 to allow selection of commits to be displayed.)"
1407 }
1408 } else {
1409 set err "Error reading commits$fv: $err"
1410 }
1411 error_popup $err
1412 }
1413 if {[incr viewactive($view) -1] <= 0} {
1414 set viewcomplete($view) 1
1415 # Check if we have seen any ids listed as parents that haven't
1416 # appeared in the list
1417 closevarcs $view
1418 notbusy $view
1419 }
1420 if {$view == $curview} {
1421 run chewcommits
1422 }
1423 return 0
1424 }
1425 set start 0
1426 set gotsome 0
1427 set scripts {}
1428 while 1 {
1429 set i [string first "\0" $stuff $start]
1430 if {$i < 0} {
1431 append leftover($inst) [string range $stuff $start end]
1432 break
1433 }
1434 if {$start == 0} {
1435 set cmit $leftover($inst)
1436 append cmit [string range $stuff 0 [expr {$i - 1}]]
1437 set leftover($inst) {}
1438 } else {
1439 set cmit [string range $stuff $start [expr {$i - 1}]]
1440 }
1441 set start [expr {$i + 1}]
1442 set j [string first "\n" $cmit]
1443 set ok 0
1444 set listed 1
1445 if {$j >= 0 && [string match "commit *" $cmit]} {
1446 set ids [string range $cmit 7 [expr {$j - 1}]]
1447 if {[string match {[-^<>]*} $ids]} {
1448 switch -- [string index $ids 0] {
1449 "-" {set listed 0}
1450 "^" {set listed 2}
1451 "<" {set listed 3}
1452 ">" {set listed 4}
1453 }
1454 set ids [string range $ids 1 end]
1455 }
1456 set ok 1
1457 foreach id $ids {
1458 if {[string length $id] != 40} {
1459 set ok 0
1460 break
1461 }
1462 }
1463 }
1464 if {!$ok} {
1465 set shortcmit $cmit
1466 if {[string length $shortcmit] > 80} {
1467 set shortcmit "[string range $shortcmit 0 80]..."
1468 }
1469 error_popup "[mc "Can't parse git log output:"] {$shortcmit}"
1470 exit 1
1471 }
1472 set id [lindex $ids 0]
1473 set vid $view,$id
1475 if {!$listed && $updating && ![info exists varcid($vid)] &&
1476 $vfilelimit($view) ne {}} {
1477 # git log doesn't rewrite parents for unlisted commits
1478 # when doing path limiting, so work around that here
1479 # by working out the rewritten parent with git rev-list
1480 # and if we already know about it, using the rewritten
1481 # parent as a substitute parent for $id's children.
1482 if {![catch {
1483 set rwid [exec git rev-list --first-parent --max-count=1 \
1484 $id -- $vfilelimit($view)]
1485 }]} {
1486 if {$rwid ne {} && [info exists varcid($view,$rwid)]} {
1487 # use $rwid in place of $id
1488 rewrite_commit $view $id $rwid
1489 continue
1490 }
1491 }
1492 }
1494 set a 0
1495 if {[info exists varcid($vid)]} {
1496 if {$cmitlisted($vid) || !$listed} continue
1497 set a $varcid($vid)
1498 }
1499 if {$listed} {
1500 set olds [lrange $ids 1 end]
1501 } else {
1502 set olds {}
1503 }
1504 set commitdata($id) [string range $cmit [expr {$j + 1}] end]
1505 set cmitlisted($vid) $listed
1506 set parents($vid) $olds
1507 if {![info exists children($vid)]} {
1508 set children($vid) {}
1509 } elseif {$a == 0 && [llength $children($vid)] == 1} {
1510 set k [lindex $children($vid) 0]
1511 if {[llength $parents($view,$k)] == 1 &&
1512 (!$vdatemode($view) ||
1513 $varcid($view,$k) == [llength $varctok($view)] - 1)} {
1514 set a $varcid($view,$k)
1515 }
1516 }
1517 if {$a == 0} {
1518 # new arc
1519 set a [newvarc $view $id]
1520 }
1521 if {[string compare [lindex $varctok($view) $a] $vtokmod($view)] < 0} {
1522 modify_arc $view $a
1523 }
1524 if {![info exists varcid($vid)]} {
1525 set varcid($vid) $a
1526 lappend varccommits($view,$a) $id
1527 incr commitidx($view)
1528 }
1530 set i 0
1531 foreach p $olds {
1532 if {$i == 0 || [lsearch -exact $olds $p] >= $i} {
1533 set vp $view,$p
1534 if {[llength [lappend children($vp) $id]] > 1 &&
1535 [vtokcmp $view [lindex $children($vp) end-1] $id] > 0} {
1536 set children($vp) [lsort -command [list vtokcmp $view] \
1537 $children($vp)]
1538 catch {unset ordertok}
1539 }
1540 if {[info exists varcid($view,$p)]} {
1541 fix_reversal $p $a $view
1542 }
1543 }
1544 incr i
1545 }
1547 set scripts [check_interest $id $scripts]
1548 set gotsome 1
1549 }
1550 if {$gotsome} {
1551 global numcommits hlview
1553 if {$view == $curview} {
1554 set numcommits $commitidx($view)
1555 run chewcommits
1556 }
1557 if {[info exists hlview] && $view == $hlview} {
1558 # we never actually get here...
1559 run vhighlightmore
1560 }
1561 foreach s $scripts {
1562 eval $s
1563 }
1564 }
1565 return 2
1566 }
1568 proc chewcommits {} {
1569 global curview hlview viewcomplete
1570 global pending_select
1572 layoutmore
1573 if {$viewcomplete($curview)} {
1574 global commitidx varctok
1575 global numcommits startmsecs
1577 if {[info exists pending_select]} {
1578 update
1579 reset_pending_select {}
1581 if {[commitinview $pending_select $curview]} {
1582 selectline [rowofcommit $pending_select] 1
1583 } else {
1584 set row [first_real_row]
1585 selectline $row 1
1586 }
1587 }
1588 if {$commitidx($curview) > 0} {
1589 #set ms [expr {[clock clicks -milliseconds] - $startmsecs}]
1590 #puts "overall $ms ms for $numcommits commits"
1591 #puts "[llength $varctok($view)] arcs, $commitidx($view) commits"
1592 } else {
1593 show_status [mc "No commits selected"]
1594 }
1595 notbusy layout
1596 }
1597 return 0
1598 }
1600 proc do_readcommit {id} {
1601 global tclencoding
1603 # Invoke git-log to handle automatic encoding conversion
1604 set fd [open [concat | git log --no-color --pretty=raw -1 $id] r]
1605 # Read the results using i18n.logoutputencoding
1606 fconfigure $fd -translation lf -eofchar {}
1607 if {$tclencoding != {}} {
1608 fconfigure $fd -encoding $tclencoding
1609 }
1610 set contents [read $fd]
1611 close $fd
1612 # Remove the heading line
1613 regsub {^commit [0-9a-f]+\n} $contents {} contents
1615 return $contents
1616 }
1618 proc readcommit {id} {
1619 if {[catch {set contents [do_readcommit $id]}]} return
1620 parsecommit $id $contents 1
1621 }
1623 proc parsecommit {id contents listed} {
1624 global commitinfo
1626 set inhdr 1
1627 set comment {}
1628 set headline {}
1629 set auname {}
1630 set audate {}
1631 set comname {}
1632 set comdate {}
1633 set hdrend [string first "\n\n" $contents]
1634 if {$hdrend < 0} {
1635 # should never happen...
1636 set hdrend [string length $contents]
1637 }
1638 set header [string range $contents 0 [expr {$hdrend - 1}]]
1639 set comment [string range $contents [expr {$hdrend + 2}] end]
1640 foreach line [split $header "\n"] {
1641 set line [split $line " "]
1642 set tag [lindex $line 0]
1643 if {$tag == "author"} {
1644 set audate [lrange $line end-1 end]
1645 set auname [join [lrange $line 1 end-2] " "]
1646 } elseif {$tag == "committer"} {
1647 set comdate [lrange $line end-1 end]
1648 set comname [join [lrange $line 1 end-2] " "]
1649 }
1650 }
1651 set headline {}
1652 # take the first non-blank line of the comment as the headline
1653 set headline [string trimleft $comment]
1654 set i [string first "\n" $headline]
1655 if {$i >= 0} {
1656 set headline [string range $headline 0 $i]
1657 }
1658 set headline [string trimright $headline]
1659 set i [string first "\r" $headline]
1660 if {$i >= 0} {
1661 set headline [string trimright [string range $headline 0 $i]]
1662 }
1663 if {!$listed} {
1664 # git log indents the comment by 4 spaces;
1665 # if we got this via git cat-file, add the indentation
1666 set newcomment {}
1667 foreach line [split $comment "\n"] {
1668 append newcomment " "
1669 append newcomment $line
1670 append newcomment "\n"
1671 }
1672 set comment $newcomment
1673 }
1674 set hasnote [string first "\nNotes:\n" $contents]
1675 set commitinfo($id) [list $headline $auname $audate \
1676 $comname $comdate $comment $hasnote]
1677 }
1679 proc getcommit {id} {
1680 global commitdata commitinfo
1682 if {[info exists commitdata($id)]} {
1683 parsecommit $id $commitdata($id) 1
1684 } else {
1685 readcommit $id
1686 if {![info exists commitinfo($id)]} {
1687 set commitinfo($id) [list [mc "No commit information available"]]
1688 }
1689 }
1690 return 1
1691 }
1693 # Expand an abbreviated commit ID to a list of full 40-char IDs that match
1694 # and are present in the current view.
1695 # This is fairly slow...
1696 proc longid {prefix} {
1697 global varcid curview
1699 set ids {}
1700 foreach match [array names varcid "$curview,$prefix*"] {
1701 lappend ids [lindex [split $match ","] 1]
1702 }
1703 return $ids
1704 }
1706 proc readrefs {} {
1707 global tagids idtags headids idheads tagobjid
1708 global otherrefids idotherrefs mainhead mainheadid
1709 global selecthead selectheadid
1710 global hideremotes
1712 foreach v {tagids idtags headids idheads otherrefids idotherrefs} {
1713 catch {unset $v}
1714 }
1715 set refd [open [list | git show-ref -d] r]
1716 while {[gets $refd line] >= 0} {
1717 if {[string index $line 40] ne " "} continue
1718 set id [string range $line 0 39]
1719 set ref [string range $line 41 end]
1720 if {![string match "refs/*" $ref]} continue
1721 set name [string range $ref 5 end]
1722 if {[string match "remotes/*" $name]} {
1723 if {![string match "*/HEAD" $name] && !$hideremotes} {
1724 set headids($name) $id
1725 lappend idheads($id) $name
1726 }
1727 } elseif {[string match "heads/*" $name]} {
1728 set name [string range $name 6 end]
1729 set headids($name) $id
1730 lappend idheads($id) $name
1731 } elseif {[string match "tags/*" $name]} {
1732 # this lets refs/tags/foo^{} overwrite refs/tags/foo,
1733 # which is what we want since the former is the commit ID
1734 set name [string range $name 5 end]
1735 if {[string match "*^{}" $name]} {
1736 set name [string range $name 0 end-3]
1737 } else {
1738 set tagobjid($name) $id
1739 }
1740 set tagids($name) $id
1741 lappend idtags($id) $name
1742 } else {
1743 set otherrefids($name) $id
1744 lappend idotherrefs($id) $name
1745 }
1746 }
1747 catch {close $refd}
1748 set mainhead {}
1749 set mainheadid {}
1750 catch {
1751 set mainheadid [exec git rev-parse HEAD]
1752 set thehead [exec git symbolic-ref HEAD]
1753 if {[string match "refs/heads/*" $thehead]} {
1754 set mainhead [string range $thehead 11 end]
1755 }
1756 }
1757 set selectheadid {}
1758 if {$selecthead ne {}} {
1759 catch {
1760 set selectheadid [exec git rev-parse --verify $selecthead]
1761 }
1762 }
1763 }
1765 # skip over fake commits
1766 proc first_real_row {} {
1767 global nullid nullid2 numcommits
1769 for {set row 0} {$row < $numcommits} {incr row} {
1770 set id [commitonrow $row]
1771 if {$id ne $nullid && $id ne $nullid2} {
1772 break
1773 }
1774 }
1775 return $row
1776 }
1778 # update things for a head moved to a child of its previous location
1779 proc movehead {id name} {
1780 global headids idheads
1782 removehead $headids($name) $name
1783 set headids($name) $id
1784 lappend idheads($id) $name
1785 }
1787 # update things when a head has been removed
1788 proc removehead {id name} {
1789 global headids idheads
1791 if {$idheads($id) eq $name} {
1792 unset idheads($id)
1793 } else {
1794 set i [lsearch -exact $idheads($id) $name]
1795 if {$i >= 0} {
1796 set idheads($id) [lreplace $idheads($id) $i $i]
1797 }
1798 }
1799 unset headids($name)
1800 }
1802 proc ttk_toplevel {w args} {
1803 global use_ttk
1804 eval [linsert $args 0 ::toplevel $w]
1805 if {$use_ttk} {
1806 place [ttk::frame $w._toplevel_background] -x 0 -y 0 -relwidth 1 -relheight 1
1807 }
1808 return $w
1809 }
1811 proc make_transient {window origin} {
1812 global have_tk85
1814 # In MacOS Tk 8.4 transient appears to work by setting
1815 # overrideredirect, which is utterly useless, since the
1816 # windows get no border, and are not even kept above
1817 # the parent.
1818 if {!$have_tk85 && [tk windowingsystem] eq {aqua}} return
1820 wm transient $window $origin
1822 # Windows fails to place transient windows normally, so
1823 # schedule a callback to center them on the parent.
1824 if {[tk windowingsystem] eq {win32}} {
1825 after idle [list tk::PlaceWindow $window widget $origin]
1826 }
1827 }
1829 proc show_error {w top msg {mc mc}} {
1830 global NS
1831 if {![info exists NS]} {set NS ""}
1832 if {[wm state $top] eq "withdrawn"} { wm deiconify $top }
1833 message $w.m -text $msg -justify center -aspect 400
1834 pack $w.m -side top -fill x -padx 20 -pady 20
1835 ${NS}::button $w.ok -default active -text [$mc OK] -command "destroy $top"
1836 pack $w.ok -side bottom -fill x
1837 bind $top <Visibility> "grab $top; focus $top"
1838 bind $top <Key-Return> "destroy $top"
1839 bind $top <Key-space> "destroy $top"
1840 bind $top <Key-Escape> "destroy $top"
1841 tkwait window $top
1842 }
1844 proc error_popup {msg {owner .}} {
1845 if {[tk windowingsystem] eq "win32"} {
1846 tk_messageBox -icon error -type ok -title [wm title .] \
1847 -parent $owner -message $msg
1848 } else {
1849 set w .error
1850 ttk_toplevel $w
1851 make_transient $w $owner
1852 show_error $w $w $msg
1853 }
1854 }
1856 proc confirm_popup {msg {owner .}} {
1857 global confirm_ok NS
1858 set confirm_ok 0
1859 set w .confirm
1860 ttk_toplevel $w
1861 make_transient $w $owner
1862 message $w.m -text $msg -justify center -aspect 400
1863 pack $w.m -side top -fill x -padx 20 -pady 20
1864 ${NS}::button $w.ok -text [mc OK] -command "set confirm_ok 1; destroy $w"
1865 pack $w.ok -side left -fill x
1866 ${NS}::button $w.cancel -text [mc Cancel] -command "destroy $w"
1867 pack $w.cancel -side right -fill x
1868 bind $w <Visibility> "grab $w; focus $w"
1869 bind $w <Key-Return> "set confirm_ok 1; destroy $w"
1870 bind $w <Key-space> "set confirm_ok 1; destroy $w"
1871 bind $w <Key-Escape> "destroy $w"
1872 tk::PlaceWindow $w widget $owner
1873 tkwait window $w
1874 return $confirm_ok
1875 }
1877 proc setoptions {} {
1878 if {[tk windowingsystem] ne "win32"} {
1879 option add *Panedwindow.showHandle 1 startupFile
1880 option add *Panedwindow.sashRelief raised startupFile
1881 if {[tk windowingsystem] ne "aqua"} {
1882 option add *Menu.font uifont startupFile
1883 }
1884 } else {
1885 option add *Menu.TearOff 0 startupFile
1886 }
1887 option add *Button.font uifont startupFile
1888 option add *Checkbutton.font uifont startupFile
1889 option add *Radiobutton.font uifont startupFile
1890 option add *Menubutton.font uifont startupFile
1891 option add *Label.font uifont startupFile
1892 option add *Message.font uifont startupFile
1893 option add *Entry.font textfont startupFile
1894 option add *Text.font textfont startupFile
1895 option add *Labelframe.font uifont startupFile
1896 option add *Spinbox.font textfont startupFile
1897 option add *Listbox.font mainfont startupFile
1898 }
1900 # Make a menu and submenus.
1901 # m is the window name for the menu, items is the list of menu items to add.
1902 # Each item is a list {mc label type description options...}
1903 # mc is ignored; it's so we can put mc there to alert xgettext
1904 # label is the string that appears in the menu
1905 # type is cascade, command or radiobutton (should add checkbutton)
1906 # description depends on type; it's the sublist for cascade, the
1907 # command to invoke for command, or {variable value} for radiobutton
1908 proc makemenu {m items} {
1909 menu $m
1910 if {[tk windowingsystem] eq {aqua}} {
1911 set Meta1 Cmd
1912 } else {
1913 set Meta1 Ctrl
1914 }
1915 foreach i $items {
1916 set name [mc [lindex $i 1]]
1917 set type [lindex $i 2]
1918 set thing [lindex $i 3]
1919 set params [list $type]
1920 if {$name ne {}} {
1921 set u [string first "&" [string map {&& x} $name]]
1922 lappend params -label [string map {&& & & {}} $name]
1923 if {$u >= 0} {
1924 lappend params -underline $u
1925 }
1926 }
1927 switch -- $type {
1928 "cascade" {
1929 set submenu [string tolower [string map {& ""} [lindex $i 1]]]
1930 lappend params -menu $m.$submenu
1931 }
1932 "command" {
1933 lappend params -command $thing
1934 }
1935 "radiobutton" {
1936 lappend params -variable [lindex $thing 0] \
1937 -value [lindex $thing 1]
1938 }
1939 }
1940 set tail [lrange $i 4 end]
1941 regsub -all {\yMeta1\y} $tail $Meta1 tail
1942 eval $m add $params $tail
1943 if {$type eq "cascade"} {
1944 makemenu $m.$submenu $thing
1945 }
1946 }
1947 }
1949 # translate string and remove ampersands
1950 proc mca {str} {
1951 return [string map {&& & & {}} [mc $str]]
1952 }
1954 proc makedroplist {w varname args} {
1955 global use_ttk
1956 if {$use_ttk} {
1957 set width 0
1958 foreach label $args {
1959 set cx [string length $label]
1960 if {$cx > $width} {set width $cx}
1961 }
1962 set gm [ttk::combobox $w -width $width -state readonly\
1963 -textvariable $varname -values $args]
1964 } else {
1965 set gm [eval [linsert $args 0 tk_optionMenu $w $varname]]
1966 }
1967 return $gm
1968 }
1970 proc makewindow {} {
1971 global canv canv2 canv3 linespc charspc ctext cflist cscroll
1972 global tabstop
1973 global findtype findtypemenu findloc findstring fstring geometry
1974 global entries sha1entry sha1string sha1but
1975 global diffcontextstring diffcontext
1976 global ignorespace
1977 global maincursor textcursor curtextcursor
1978 global rowctxmenu fakerowmenu mergemax wrapcomment
1979 global highlight_files gdttype
1980 global searchstring sstring
1981 global bgcolor fgcolor bglist fglist diffcolors selectbgcolor
1982 global headctxmenu progresscanv progressitem progresscoords statusw
1983 global fprogitem fprogcoord lastprogupdate progupdatepending
1984 global rprogitem rprogcoord rownumsel numcommits
1985 global have_tk85 use_ttk NS
1986 global git_version
1987 global worddiff
1989 # The "mc" arguments here are purely so that xgettext
1990 # sees the following string as needing to be translated
1991 set file {
1992 mc "File" cascade {
1993 {mc "Update" command updatecommits -accelerator F5}
1994 {mc "Reload" command reloadcommits -accelerator Meta1-F5}
1995 {mc "Reread references" command rereadrefs}
1996 {mc "List references" command showrefs -accelerator F2}
1997 {xx "" separator}
1998 {mc "Start git gui" command {exec git gui &}}
1999 {xx "" separator}
2000 {mc "Quit" command doquit -accelerator Meta1-Q}
2001 }}
2002 set edit {
2003 mc "Edit" cascade {
2004 {mc "Preferences" command doprefs}
2005 }}
2006 set view {
2007 mc "View" cascade {
2008 {mc "New view..." command {newview 0} -accelerator Shift-F4}
2009 {mc "Edit view..." command editview -state disabled -accelerator F4}
2010 {mc "Delete view" command delview -state disabled}
2011 {xx "" separator}
2012 {mc "All files" radiobutton {selectedview 0} -command {showview 0}}
2013 }}
2014 if {[tk windowingsystem] ne "aqua"} {
2015 set help {
2016 mc "Help" cascade {
2017 {mc "About gitk" command about}
2018 {mc "Key bindings" command keys}
2019 }}
2020 set bar [list $file $edit $view $help]
2021 } else {
2022 proc ::tk::mac::ShowPreferences {} {doprefs}
2023 proc ::tk::mac::Quit {} {doquit}
2024 lset file end [lreplace [lindex $file end] end-1 end]
2025 set apple {
2026 xx "Apple" cascade {
2027 {mc "About gitk" command about}
2028 {xx "" separator}
2029 }}
2030 set help {
2031 mc "Help" cascade {
2032 {mc "Key bindings" command keys}
2033 }}
2034 set bar [list $apple $file $view $help]
2035 }
2036 makemenu .bar $bar
2037 . configure -menu .bar
2039 if {$use_ttk} {
2040 # cover the non-themed toplevel with a themed frame.
2041 place [ttk::frame ._main_background] -x 0 -y 0 -relwidth 1 -relheight 1
2042 }
2044 # the gui has upper and lower half, parts of a paned window.
2045 ${NS}::panedwindow .ctop -orient vertical
2047 # possibly use assumed geometry
2048 if {![info exists geometry(pwsash0)]} {
2049 set geometry(topheight) [expr {15 * $linespc}]
2050 set geometry(topwidth) [expr {80 * $charspc}]
2051 set geometry(botheight) [expr {15 * $linespc}]
2052 set geometry(botwidth) [expr {50 * $charspc}]
2053 set geometry(pwsash0) [list [expr {40 * $charspc}] 2]
2054 set geometry(pwsash1) [list [expr {60 * $charspc}] 2]
2055 }
2057 # the upper half will have a paned window, a scroll bar to the right, and some stuff below
2058 ${NS}::frame .tf -height $geometry(topheight) -width $geometry(topwidth)
2059 ${NS}::frame .tf.histframe
2060 ${NS}::panedwindow .tf.histframe.pwclist -orient horizontal
2061 if {!$use_ttk} {
2062 .tf.histframe.pwclist configure -sashpad 0 -handlesize 4
2063 }
2065 # create three canvases
2066 set cscroll .tf.histframe.csb
2067 set canv .tf.histframe.pwclist.canv
2068 canvas $canv \
2069 -selectbackground $selectbgcolor \
2070 -background $bgcolor -bd 0 \
2071 -yscrollincr $linespc -yscrollcommand "scrollcanv $cscroll"
2072 .tf.histframe.pwclist add $canv
2073 set canv2 .tf.histframe.pwclist.canv2
2074 canvas $canv2 \
2075 -selectbackground $selectbgcolor \
2076 -background $bgcolor -bd 0 -yscrollincr $linespc
2077 .tf.histframe.pwclist add $canv2
2078 set canv3 .tf.histframe.pwclist.canv3
2079 canvas $canv3 \
2080 -selectbackground $selectbgcolor \
2081 -background $bgcolor -bd 0 -yscrollincr $linespc
2082 .tf.histframe.pwclist add $canv3
2083 if {$use_ttk} {
2084 bind .tf.histframe.pwclist <Map> {
2085 bind %W <Map> {}
2086 .tf.histframe.pwclist sashpos 1 [lindex $::geometry(pwsash1) 0]
2087 .tf.histframe.pwclist sashpos 0 [lindex $::geometry(pwsash0) 0]
2088 }
2089 } else {
2090 eval .tf.histframe.pwclist sash place 0 $geometry(pwsash0)
2091 eval .tf.histframe.pwclist sash place 1 $geometry(pwsash1)
2092 }
2094 # a scroll bar to rule them
2095 ${NS}::scrollbar $cscroll -command {allcanvs yview}
2096 if {!$use_ttk} {$cscroll configure -highlightthickness 0}
2097 pack $cscroll -side right -fill y
2098 bind .tf.histframe.pwclist <Configure> {resizeclistpanes %W %w}
2099 lappend bglist $canv $canv2 $canv3
2100 pack .tf.histframe.pwclist -fill both -expand 1 -side left
2102 # we have two button bars at bottom of top frame. Bar 1
2103 ${NS}::frame .tf.bar
2104 ${NS}::frame .tf.lbar -height 15
2106 set sha1entry .tf.bar.sha1
2107 set entries $sha1entry
2108 set sha1but .tf.bar.sha1label
2109 button $sha1but -text "[mc "SHA1 ID:"] " -state disabled -relief flat \
2110 -command gotocommit -width 8
2111 $sha1but conf -disabledforeground [$sha1but cget -foreground]
2112 pack .tf.bar.sha1label -side left
2113 ${NS}::entry $sha1entry -width 40 -font textfont -textvariable sha1string
2114 trace add variable sha1string write sha1change
2115 pack $sha1entry -side left -pady 2
2117 image create bitmap bm-left -data {
2118 #define left_width 16
2119 #define left_height 16
2120 static unsigned char left_bits[] = {
2121 0x00, 0x00, 0xc0, 0x01, 0xe0, 0x00, 0x70, 0x00, 0x38, 0x00, 0x1c, 0x00,
2122 0x0e, 0x00, 0xff, 0x7f, 0xff, 0x7f, 0xff, 0x7f, 0x0e, 0x00, 0x1c, 0x00,
2123 0x38, 0x00, 0x70, 0x00, 0xe0, 0x00, 0xc0, 0x01};
2124 }
2125 image create bitmap bm-right -data {
2126 #define right_width 16
2127 #define right_height 16
2128 static unsigned char right_bits[] = {
2129 0x00, 0x00, 0xc0, 0x01, 0x80, 0x03, 0x00, 0x07, 0x00, 0x0e, 0x00, 0x1c,
2130 0x00, 0x38, 0xff, 0x7f, 0xff, 0x7f, 0xff, 0x7f, 0x00, 0x38, 0x00, 0x1c,
2131 0x00, 0x0e, 0x00, 0x07, 0x80, 0x03, 0xc0, 0x01};
2132 }
2133 ${NS}::button .tf.bar.leftbut -image bm-left -command goback \
2134 -state disabled -width 26
2135 pack .tf.bar.leftbut -side left -fill y
2136 ${NS}::button .tf.bar.rightbut -image bm-right -command goforw \
2137 -state disabled -width 26
2138 pack .tf.bar.rightbut -side left -fill y
2140 ${NS}::label .tf.bar.rowlabel -text [mc "Row"]
2141 set rownumsel {}
2142 ${NS}::label .tf.bar.rownum -width 7 -textvariable rownumsel \
2143 -relief sunken -anchor e
2144 ${NS}::label .tf.bar.rowlabel2 -text "/"
2145 ${NS}::label .tf.bar.numcommits -width 7 -textvariable numcommits \
2146 -relief sunken -anchor e
2147 pack .tf.bar.rowlabel .tf.bar.rownum .tf.bar.rowlabel2 .tf.bar.numcommits \
2148 -side left
2149 if {!$use_ttk} {
2150 foreach w {rownum numcommits} {.tf.bar.$w configure -font textfont}
2151 }
2152 global selectedline
2153 trace add variable selectedline write selectedline_change
2155 # Status label and progress bar
2156 set statusw .tf.bar.status
2157 ${NS}::label $statusw -width 15 -relief sunken
2158 pack $statusw -side left -padx 5
2159 if {$use_ttk} {
2160 set progresscanv [ttk::progressbar .tf.bar.progress]
2161 } else {
2162 set h [expr {[font metrics uifont -linespace] + 2}]
2163 set progresscanv .tf.bar.progress
2164 canvas $progresscanv -relief sunken -height $h -borderwidth 2
2165 set progressitem [$progresscanv create rect -1 0 0 $h -fill green]
2166 set fprogitem [$progresscanv create rect -1 0 0 $h -fill yellow]
2167 set rprogitem [$progresscanv create rect -1 0 0 $h -fill red]
2168 }
2169 pack $progresscanv -side right -expand 1 -fill x -padx {0 2}
2170 set progresscoords {0 0}
2171 set fprogcoord 0
2172 set rprogcoord 0
2173 bind $progresscanv <Configure> adjustprogress
2174 set lastprogupdate [clock clicks -milliseconds]
2175 set progupdatepending 0
2177 # build up the bottom bar of upper window
2178 ${NS}::label .tf.lbar.flabel -text "[mc "Find"] "
2179 ${NS}::button .tf.lbar.fnext -text [mc "next"] -command {dofind 1 1}
2180 ${NS}::button .tf.lbar.fprev -text [mc "prev"] -command {dofind -1 1}
2181 ${NS}::label .tf.lbar.flab2 -text " [mc "commit"] "
2182 pack .tf.lbar.flabel .tf.lbar.fnext .tf.lbar.fprev .tf.lbar.flab2 \
2183 -side left -fill y
2184 set gdttype [mc "containing:"]
2185 set gm [makedroplist .tf.lbar.gdttype gdttype \
2186 [mc "containing:"] \
2187 [mc "touching paths:"] \
2188 [mc "adding/removing string:"]]
2189 trace add variable gdttype write gdttype_change
2190 pack .tf.lbar.gdttype -side left -fill y
2192 set findstring {}
2193 set fstring .tf.lbar.findstring
2194 lappend entries $fstring
2195 ${NS}::entry $fstring -width 30 -textvariable findstring
2196 trace add variable findstring write find_change
2197 set findtype [mc "Exact"]
2198 set findtypemenu [makedroplist .tf.lbar.findtype \
2199 findtype [mc "Exact"] [mc "IgnCase"] [mc "Regexp"]]
2200 trace add variable findtype write findcom_change
2201 set findloc [mc "All fields"]
2202 makedroplist .tf.lbar.findloc findloc [mc "All fields"] [mc "Headline"] \
2203 [mc "Comments"] [mc "Author"] [mc "Committer"]
2204 trace add variable findloc write find_change
2205 pack .tf.lbar.findloc -side right
2206 pack .tf.lbar.findtype -side right
2207 pack $fstring -side left -expand 1 -fill x
2209 # Finish putting the upper half of the viewer together
2210 pack .tf.lbar -in .tf -side bottom -fill x
2211 pack .tf.bar -in .tf -side bottom -fill x
2212 pack .tf.histframe -fill both -side top -expand 1
2213 .ctop add .tf
2214 if {!$use_ttk} {
2215 .ctop paneconfigure .tf -height $geometry(topheight)
2216 .ctop paneconfigure .tf -width $geometry(topwidth)
2217 }
2219 # now build up the bottom
2220 ${NS}::panedwindow .pwbottom -orient horizontal
2222 # lower left, a text box over search bar, scroll bar to the right
2223 # if we know window height, then that will set the lower text height, otherwise
2224 # we set lower text height which will drive window height
2225 if {[info exists geometry(main)]} {
2226 ${NS}::frame .bleft -width $geometry(botwidth)
2227 } else {
2228 ${NS}::frame .bleft -width $geometry(botwidth) -height $geometry(botheight)
2229 }
2230 ${NS}::frame .bleft.top
2231 ${NS}::frame .bleft.mid
2232 ${NS}::frame .bleft.bottom
2234 ${NS}::button .bleft.top.search -text [mc "Search"] -command dosearch
2235 pack .bleft.top.search -side left -padx 5
2236 set sstring .bleft.top.sstring
2237 set searchstring ""
2238 ${NS}::entry $sstring -width 20 -textvariable searchstring
2239 lappend entries $sstring
2240 trace add variable searchstring write incrsearch
2241 pack $sstring -side left -expand 1 -fill x
2242 ${NS}::radiobutton .bleft.mid.diff -text [mc "Diff"] \
2243 -command changediffdisp -variable diffelide -value {0 0}
2244 ${NS}::radiobutton .bleft.mid.old -text [mc "Old version"] \
2245 -command changediffdisp -variable diffelide -value {0 1}
2246 ${NS}::radiobutton .bleft.mid.new -text [mc "New version"] \
2247 -command changediffdisp -variable diffelide -value {1 0}
2248 ${NS}::label .bleft.mid.labeldiffcontext -text " [mc "Lines of context"]: "
2249 pack .bleft.mid.diff .bleft.mid.old .bleft.mid.new -side left
2250 spinbox .bleft.mid.diffcontext -width 5 \
2251 -from 0 -increment 1 -to 10000000 \
2252 -validate all -validatecommand "diffcontextvalidate %P" \
2253 -textvariable diffcontextstring
2254 .bleft.mid.diffcontext set $diffcontext
2255 trace add variable diffcontextstring write diffcontextchange
2256 lappend entries .bleft.mid.diffcontext
2257 pack .bleft.mid.labeldiffcontext .bleft.mid.diffcontext -side left
2258 ${NS}::checkbutton .bleft.mid.ignspace -text [mc "Ignore space change"] \
2259 -command changeignorespace -variable ignorespace
2260 pack .bleft.mid.ignspace -side left -padx 5
2262 set worddiff [mc "Line diff"]
2263 if {[package vcompare $git_version "1.7.2"] >= 0} {
2264 makedroplist .bleft.mid.worddiff worddiff [mc "Line diff"] \
2265 [mc "Markup words"] [mc "Color words"]
2266 trace add variable worddiff write changeworddiff
2267 pack .bleft.mid.worddiff -side left -padx 5
2268 }
2270 set ctext .bleft.bottom.ctext
2271 text $ctext -background $bgcolor -foreground $fgcolor \
2272 -state disabled -font textfont \
2273 -yscrollcommand scrolltext -wrap none \
2274 -xscrollcommand ".bleft.bottom.sbhorizontal set"
2275 if {$have_tk85} {
2276 $ctext conf -tabstyle wordprocessor
2277 }
2278 ${NS}::scrollbar .bleft.bottom.sb -command "$ctext yview"
2279 ${NS}::scrollbar .bleft.bottom.sbhorizontal -command "$ctext xview" -orient h
2280 pack .bleft.top -side top -fill x
2281 pack .bleft.mid -side top -fill x
2282 grid $ctext .bleft.bottom.sb -sticky nsew
2283 grid .bleft.bottom.sbhorizontal -sticky ew
2284 grid columnconfigure .bleft.bottom 0 -weight 1
2285 grid rowconfigure .bleft.bottom 0 -weight 1
2286 grid rowconfigure .bleft.bottom 1 -weight 0
2287 pack .bleft.bottom -side top -fill both -expand 1
2288 lappend bglist $ctext
2289 lappend fglist $ctext
2291 $ctext tag conf comment -wrap $wrapcomment
2292 $ctext tag conf filesep -font textfontbold -back "#aaaaaa"
2293 $ctext tag conf hunksep -fore [lindex $diffcolors 2]
2294 $ctext tag conf d0 -fore [lindex $diffcolors 0]
2295 $ctext tag conf dresult -fore [lindex $diffcolors 1]
2296 $ctext tag conf m0 -fore red
2297 $ctext tag conf m1 -fore blue
2298 $ctext tag conf m2 -fore green
2299 $ctext tag conf m3 -fore purple
2300 $ctext tag conf m4 -fore brown
2301 $ctext tag conf m5 -fore "#009090"
2302 $ctext tag conf m6 -fore magenta
2303 $ctext tag conf m7 -fore "#808000"
2304 $ctext tag conf m8 -fore "#009000"
2305 $ctext tag conf m9 -fore "#ff0080"
2306 $ctext tag conf m10 -fore cyan
2307 $ctext tag conf m11 -fore "#b07070"
2308 $ctext tag conf m12 -fore "#70b0f0"
2309 $ctext tag conf m13 -fore "#70f0b0"
2310 $ctext tag conf m14 -fore "#f0b070"
2311 $ctext tag conf m15 -fore "#ff70b0"
2312 $ctext tag conf mmax -fore darkgrey
2313 set mergemax 16
2314 $ctext tag conf mresult -font textfontbold
2315 $ctext tag conf msep -font textfontbold
2316 $ctext tag conf found -back yellow
2318 .pwbottom add .bleft
2319 if {!$use_ttk} {
2320 .pwbottom paneconfigure .bleft -width $geometry(botwidth)
2321 }
2323 # lower right
2324 ${NS}::frame .bright
2325 ${NS}::frame .bright.mode
2326 ${NS}::radiobutton .bright.mode.patch -text [mc "Patch"] \
2327 -command reselectline -variable cmitmode -value "patch"
2328 ${NS}::radiobutton .bright.mode.tree -text [mc "Tree"] \
2329 -command reselectline -variable cmitmode -value "tree"
2330 grid .bright.mode.patch .bright.mode.tree -sticky ew
2331 pack .bright.mode -side top -fill x
2332 set cflist .bright.cfiles
2333 set indent [font measure mainfont "nn"]
2334 text $cflist \
2335 -selectbackground $selectbgcolor \
2336 -background $bgcolor -foreground $fgcolor \
2337 -font mainfont \
2338 -tabs [list $indent [expr {2 * $indent}]] \
2339 -yscrollcommand ".bright.sb set" \
2340 -cursor [. cget -cursor] \
2341 -spacing1 1 -spacing3 1
2342 lappend bglist $cflist
2343 lappend fglist $cflist
2344 ${NS}::scrollbar .bright.sb -command "$cflist yview"
2345 pack .bright.sb -side right -fill y
2346 pack $cflist -side left -fill both -expand 1
2347 $cflist tag configure highlight \
2348 -background [$cflist cget -selectbackground]
2349 $cflist tag configure bold -font mainfontbold
2351 .pwbottom add .bright
2352 .ctop add .pwbottom
2354 # restore window width & height if known
2355 if {[info exists geometry(main)]} {
2356 if {[scan $geometry(main) "%dx%d" w h] >= 2} {
2357 if {$w > [winfo screenwidth .]} {
2358 set w [winfo screenwidth .]
2359 }
2360 if {$h > [winfo screenheight .]} {
2361 set h [winfo screenheight .]
2362 }
2363 wm geometry . "${w}x$h"
2364 }
2365 }
2367 if {[info exists geometry(state)] && $geometry(state) eq "zoomed"} {
2368 wm state . $geometry(state)
2369 }
2371 if {[tk windowingsystem] eq {aqua}} {
2372 set M1B M1
2373 set ::BM "3"
2374 } else {
2375 set M1B Control
2376 set ::BM "2"
2377 }
2379 if {$use_ttk} {
2380 bind .ctop <Map> {
2381 bind %W <Map> {}
2382 %W sashpos 0 $::geometry(topheight)
2383 }
2384 bind .pwbottom <Map> {
2385 bind %W <Map> {}
2386 %W sashpos 0 $::geometry(botwidth)
2387 }
2388 }
2390 bind .pwbottom <Configure> {resizecdetpanes %W %w}
2391 pack .ctop -fill both -expand 1
2392 bindall <1> {selcanvline %W %x %y}
2393 #bindall <B1-Motion> {selcanvline %W %x %y}
2394 if {[tk windowingsystem] == "win32"} {
2395 bind . <MouseWheel> { windows_mousewheel_redirector %W %X %Y %D }
2396 bind $ctext <MouseWheel> { windows_mousewheel_redirector %W %X %Y %D ; break }
2397 } else {
2398 bindall <ButtonRelease-4> "allcanvs yview scroll -5 units"
2399 bindall <ButtonRelease-5> "allcanvs yview scroll 5 units"
2400 if {[tk windowingsystem] eq "aqua"} {
2401 bindall <MouseWheel> {
2402 set delta [expr {- (%D)}]
2403 allcanvs yview scroll $delta units
2404 }
2405 bindall <Shift-MouseWheel> {
2406 set delta [expr {- (%D)}]
2407 $canv xview scroll $delta units
2408 }
2409 }
2410 }
2411 bindall <$::BM> "canvscan mark %W %x %y"
2412 bindall <B$::BM-Motion> "canvscan dragto %W %x %y"
2413 bind all <$M1B-Key-w> {destroy [winfo toplevel %W]}
2414 bind . <$M1B-Key-w> doquit
2415 bindkey <Home> selfirstline
2416 bindkey <End> sellastline
2417 bind . <Key-Up> "selnextline -1"
2418 bind . <Key-Down> "selnextline 1"
2419 bind . <Shift-Key-Up> "dofind -1 0"
2420 bind . <Shift-Key-Down> "dofind 1 0"
2421 bindkey <Key-Right> "goforw"
2422 bindkey <Key-Left> "goback"
2423 bind . <Key-Prior> "selnextpage -1"
2424 bind . <Key-Next> "selnextpage 1"
2425 bind . <$M1B-Home> "allcanvs yview moveto 0.0"
2426 bind . <$M1B-End> "allcanvs yview moveto 1.0"
2427 bind . <$M1B-Key-Up> "allcanvs yview scroll -1 units"
2428 bind . <$M1B-Key-Down> "allcanvs yview scroll 1 units"
2429 bind . <$M1B-Key-Prior> "allcanvs yview scroll -1 pages"
2430 bind . <$M1B-Key-Next> "allcanvs yview scroll 1 pages"
2431 bindkey <Key-Delete> "$ctext yview scroll -1 pages"
2432 bindkey <Key-BackSpace> "$ctext yview scroll -1 pages"
2433 bindkey <Key-space> "$ctext yview scroll 1 pages"
2434 bindkey p "selnextline -1"
2435 bindkey n "selnextline 1"
2436 bindkey z "goback"
2437 bindkey x "goforw"
2438 bindkey i "selnextline -1"
2439 bindkey k "selnextline 1"
2440 bindkey j "goback"
2441 bindkey l "goforw"
2442 bindkey b prevfile
2443 bindkey d "$ctext yview scroll 18 units"
2444 bindkey u "$ctext yview scroll -18 units"
2445 bindkey / {focus $fstring}
2446 bindkey <Key-KP_Divide> {focus $fstring}
2447 bindkey <Key-Return> {dofind 1 1}
2448 bindkey ? {dofind -1 1}
2449 bindkey f nextfile
2450 bind . <F5> updatecommits
2451 bind . <$M1B-F5> reloadcommits
2452 bind . <F2> showrefs
2453 bind . <Shift-F4> {newview 0}
2454 catch { bind . <Shift-Key-XF86_Switch_VT_4> {newview 0} }
2455 bind . <F4> edit_or_newview
2456 bind . <$M1B-q> doquit
2457 bind . <$M1B-f> {dofind 1 1}
2458 bind . <$M1B-g> {dofind 1 0}
2459 bind . <$M1B-r> dosearchback
2460 bind . <$M1B-s> dosearch
2461 bind . <$M1B-equal> {incrfont 1}
2462 bind . <$M1B-plus> {incrfont 1}
2463 bind . <$M1B-KP_Add> {incrfont 1}
2464 bind . <$M1B-minus> {incrfont -1}
2465 bind . <$M1B-KP_Subtract> {incrfont -1}
2466 wm protocol . WM_DELETE_WINDOW doquit
2467 bind . <Destroy> {stop_backends}
2468 bind . <Button-1> "click %W"
2469 bind $fstring <Key-Return> {dofind 1 1}
2470 bind $sha1entry <Key-Return> {gotocommit; break}
2471 bind $sha1entry <<PasteSelection>> clearsha1
2472 bind $cflist <1> {sel_flist %W %x %y; break}
2473 bind $cflist <B1-Motion> {sel_flist %W %x %y; break}
2474 bind $cflist <ButtonRelease-1> {treeclick %W %x %y}
2475 global ctxbut
2476 bind $cflist $ctxbut {pop_flist_menu %W %X %Y %x %y}
2477 bind $ctext $ctxbut {pop_diff_menu %W %X %Y %x %y}
2478 bind $ctext <Button-1> {focus %W}
2480 set maincursor [. cget -cursor]
2481 set textcursor [$ctext cget -cursor]
2482 set curtextcursor $textcursor
2484 set rowctxmenu .rowctxmenu
2485 makemenu $rowctxmenu {
2486 {mc "Diff this -> selected" command {diffvssel 0}}
2487 {mc "Diff selected -> this" command {diffvssel 1}}
2488 {mc "Make patch" command mkpatch}
2489 {mc "Create tag" command mktag}
2490 {mc "Write commit to file" command writecommit}
2491 {mc "Create new branch" command mkbranch}
2492 {mc "Cherry-pick this commit" command cherrypick}
2493 {mc "Reset HEAD branch to here" command resethead}
2494 {mc "Mark this commit" command markhere}
2495 {mc "Return to mark" command gotomark}
2496 {mc "Find descendant of this and mark" command find_common_desc}
2497 {mc "Compare with marked commit" command compare_commits}
2498 }
2499 $rowctxmenu configure -tearoff 0
2501 set fakerowmenu .fakerowmenu
2502 makemenu $fakerowmenu {
2503 {mc "Diff this -> selected" command {diffvssel 0}}
2504 {mc "Diff selected -> this" command {diffvssel 1}}
2505 {mc "Make patch" command mkpatch}
2506 }
2507 $fakerowmenu configure -tearoff 0
2509 set headctxmenu .headctxmenu
2510 makemenu $headctxmenu {
2511 {mc "Check out this branch" command cobranch}
2512 {mc "Remove this branch" command rmbranch}
2513 }
2514 $headctxmenu configure -tearoff 0
2516 global flist_menu
2517 set flist_menu .flistctxmenu
2518 makemenu $flist_menu {
2519 {mc "Highlight this too" command {flist_hl 0}}
2520 {mc "Highlight this only" command {flist_hl 1}}
2521 {mc "External diff" command {external_diff}}
2522 {mc "Blame parent commit" command {external_blame 1}}
2523 }
2524 $flist_menu configure -tearoff 0
2526 global diff_menu
2527 set diff_menu .diffctxmenu
2528 makemenu $diff_menu {
2529 {mc "Show origin of this line" command show_line_source}
2530 {mc "Run git gui blame on this line" command {external_blame_diff}}
2531 }
2532 $diff_menu configure -tearoff 0
2533 }
2535 # Windows sends all mouse wheel events to the current focused window, not
2536 # the one where the mouse hovers, so bind those events here and redirect
2537 # to the correct window
2538 proc windows_mousewheel_redirector {W X Y D} {
2539 global canv canv2 canv3
2540 set w [winfo containing -displayof $W $X $Y]
2541 if {$w ne ""} {
2542 set u [expr {$D < 0 ? 5 : -5}]
2543 if {$w == $canv || $w == $canv2 || $w == $canv3} {
2544 allcanvs yview scroll $u units
2545 } else {
2546 catch {
2547 $w yview scroll $u units
2548 }
2549 }
2550 }
2551 }
2553 # Update row number label when selectedline changes
2554 proc selectedline_change {n1 n2 op} {
2555 global selectedline rownumsel
2557 if {$selectedline eq {}} {
2558 set rownumsel {}
2559 } else {
2560 set rownumsel [expr {$selectedline + 1}]
2561 }
2562 }
2564 # mouse-2 makes all windows scan vertically, but only the one
2565 # the cursor is in scans horizontally
2566 proc canvscan {op w x y} {
2567 global canv canv2 canv3
2568 foreach c [list $canv $canv2 $canv3] {
2569 if {$c == $w} {
2570 $c scan $op $x $y
2571 } else {
2572 $c scan $op 0 $y
2573 }
2574 }
2575 }
2577 proc scrollcanv {cscroll f0 f1} {
2578 $cscroll set $f0 $f1
2579 drawvisible
2580 flushhighlights
2581 }
2583 # when we make a key binding for the toplevel, make sure
2584 # it doesn't get triggered when that key is pressed in the
2585 # find string entry widget.
2586 proc bindkey {ev script} {
2587 global entries
2588 bind . $ev $script
2589 set escript [bind Entry $ev]
2590 if {$escript == {}} {
2591 set escript [bind Entry <Key>]
2592 }
2593 foreach e $entries {
2594 bind $e $ev "$escript; break"
2595 }
2596 }
2598 # set the focus back to the toplevel for any click outside
2599 # the entry widgets
2600 proc click {w} {
2601 global ctext entries
2602 foreach e [concat $entries $ctext] {
2603 if {$w == $e} return
2604 }
2605 focus .
2606 }
2608 # Adjust the progress bar for a change in requested extent or canvas size
2609 proc adjustprogress {} {
2610 global progresscanv progressitem progresscoords
2611 global fprogitem fprogcoord lastprogupdate progupdatepending
2612 global rprogitem rprogcoord use_ttk
2614 if {$use_ttk} {
2615 $progresscanv configure -value [expr {int($fprogcoord * 100)}]
2616 return
2617 }
2619 set w [expr {[winfo width $progresscanv] - 4}]
2620 set x0 [expr {$w * [lindex $progresscoords 0]}]
2621 set x1 [expr {$w * [lindex $progresscoords 1]}]
2622 set h [winfo height $progresscanv]
2623 $progresscanv coords $progressitem $x0 0 $x1 $h
2624 $progresscanv coords $fprogitem 0 0 [expr {$w * $fprogcoord}] $h
2625 $progresscanv coords $rprogitem 0 0 [expr {$w * $rprogcoord}] $h
2626 set now [clock clicks -milliseconds]
2627 if {$now >= $lastprogupdate + 100} {
2628 set progupdatepending 0
2629 update
2630 } elseif {!$progupdatepending} {
2631 set progupdatepending 1
2632 after [expr {$lastprogupdate + 100 - $now}] doprogupdate
2633 }
2634 }
2636 proc doprogupdate {} {
2637 global lastprogupdate progupdatepending
2639 if {$progupdatepending} {
2640 set progupdatepending 0
2641 set lastprogupdate [clock clicks -milliseconds]
2642 update
2643 }
2644 }
2646 proc savestuff {w} {
2647 global canv canv2 canv3 mainfont textfont uifont tabstop
2648 global stuffsaved findmergefiles maxgraphpct
2649 global maxwidth showneartags showlocalchanges
2650 global viewname viewfiles viewargs viewargscmd viewperm nextviewnum
2651 global cmitmode wrapcomment datetimeformat limitdiffs
2652 global colors uicolor bgcolor fgcolor diffcolors diffcontext selectbgcolor
2653 global autoselect autosellen extdifftool perfile_attrs markbgcolor use_ttk
2654 global hideremotes want_ttk
2656 if {$stuffsaved} return
2657 if {![winfo viewable .]} return
2658 catch {
2659 if {[file exists ~/.gitk-new]} {file delete -force ~/.gitk-new}
2660 set f [open "~/.gitk-new" w]
2661 if {$::tcl_platform(platform) eq {windows}} {
2662 file attributes "~/.gitk-new" -hidden true
2663 }
2664 puts $f [list set mainfont $mainfont]
2665 puts $f [list set textfont $textfont]
2666 puts $f [list set uifont $uifont]
2667 puts $f [list set tabstop $tabstop]
2668 puts $f [list set findmergefiles $findmergefiles]
2669 puts $f [list set maxgraphpct $maxgraphpct]
2670 puts $f [list set maxwidth $maxwidth]
2671 puts $f [list set cmitmode $cmitmode]
2672 puts $f [list set wrapcomment $wrapcomment]
2673 puts $f [list set autoselect $autoselect]
2674 puts $f [list set autosellen $autosellen]
2675 puts $f [list set showneartags $showneartags]
2676 puts $f [list set hideremotes $hideremotes]
2677 puts $f [list set showlocalchanges $showlocalchanges]
2678 puts $f [list set datetimeformat $datetimeformat]
2679 puts $f [list set limitdiffs $limitdiffs]
2680 puts $f [list set uicolor $uicolor]
2681 puts $f [list set want_ttk $want_ttk]
2682 puts $f [list set bgcolor $bgcolor]
2683 puts $f [list set fgcolor $fgcolor]
2684 puts $f [list set colors $colors]
2685 puts $f [list set diffcolors $diffcolors]
2686 puts $f [list set markbgcolor $markbgcolor]
2687 puts $f [list set diffcontext $diffcontext]
2688 puts $f [list set selectbgcolor $selectbgcolor]
2689 puts $f [list set extdifftool $extdifftool]
2690 puts $f [list set perfile_attrs $perfile_attrs]
2692 puts $f "set geometry(main) [wm geometry .]"
2693 puts $f "set geometry(state) [wm state .]"
2694 puts $f "set geometry(topwidth) [winfo width .tf]"
2695 puts $f "set geometry(topheight) [winfo height .tf]"
2696 if {$use_ttk} {
2697 puts $f "set geometry(pwsash0) \"[.tf.histframe.pwclist sashpos 0] 1\""
2698 puts $f "set geometry(pwsash1) \"[.tf.histframe.pwclist sashpos 1] 1\""
2699 } else {
2700 puts $f "set geometry(pwsash0) \"[.tf.histframe.pwclist sash coord 0]\""
2701 puts $f "set geometry(pwsash1) \"[.tf.histframe.pwclist sash coord 1]\""
2702 }
2703 puts $f "set geometry(botwidth) [winfo width .bleft]"
2704 puts $f "set geometry(botheight) [winfo height .bleft]"
2706 puts -nonewline $f "set permviews {"
2707 for {set v 0} {$v < $nextviewnum} {incr v} {
2708 if {$viewperm($v)} {
2709 puts $f "{[list $viewname($v) $viewfiles($v) $viewargs($v) $viewargscmd($v)]}"
2710 }
2711 }
2712 puts $f "}"
2713 close $f
2714 file rename -force "~/.gitk-new" "~/.gitk"
2715 }
2716 set stuffsaved 1
2717 }
2719 proc resizeclistpanes {win w} {
2720 global oldwidth use_ttk
2721 if {[info exists oldwidth($win)]} {
2722 if {$use_ttk} {
2723 set s0 [$win sashpos 0]
2724 set s1 [$win sashpos 1]
2725 } else {
2726 set s0 [$win sash coord 0]
2727 set s1 [$win sash coord 1]
2728 }
2729 if {$w < 60} {
2730 set sash0 [expr {int($w/2 - 2)}]
2731 set sash1 [expr {int($w*5/6 - 2)}]
2732 } else {
2733 set factor [expr {1.0 * $w / $oldwidth($win)}]
2734 set sash0 [expr {int($factor * [lindex $s0 0])}]
2735 set sash1 [expr {int($factor * [lindex $s1 0])}]
2736 if {$sash0 < 30} {
2737 set sash0 30
2738 }
2739 if {$sash1 < $sash0 + 20} {
2740 set sash1 [expr {$sash0 + 20}]
2741 }
2742 if {$sash1 > $w - 10} {
2743 set sash1 [expr {$w - 10}]
2744 if {$sash0 > $sash1 - 20} {
2745 set sash0 [expr {$sash1 - 20}]
2746 }
2747 }
2748 }
2749 if {$use_ttk} {
2750 $win sashpos 0 $sash0
2751 $win sashpos 1 $sash1
2752 } else {
2753 $win sash place 0 $sash0 [lindex $s0 1]
2754 $win sash place 1 $sash1 [lindex $s1 1]
2755 }
2756 }
2757 set oldwidth($win) $w
2758 }
2760 proc resizecdetpanes {win w} {
2761 global oldwidth use_ttk
2762 if {[info exists oldwidth($win)]} {
2763 if {$use_ttk} {
2764 set s0 [$win sashpos 0]
2765 } else {
2766 set s0 [$win sash coord 0]
2767 }
2768 if {$w < 60} {
2769 set sash0 [expr {int($w*3/4 - 2)}]
2770 } else {
2771 set factor [expr {1.0 * $w / $oldwidth($win)}]
2772 set sash0 [expr {int($factor * [lindex $s0 0])}]
2773 if {$sash0 < 45} {
2774 set sash0 45
2775 }
2776 if {$sash0 > $w - 15} {
2777 set sash0 [expr {$w - 15}]
2778 }
2779 }
2780 if {$use_ttk} {
2781 $win sashpos 0 $sash0
2782 } else {
2783 $win sash place 0 $sash0 [lindex $s0 1]
2784 }
2785 }
2786 set oldwidth($win) $w
2787 }
2789 proc allcanvs args {
2790 global canv canv2 canv3
2791 eval $canv $args
2792 eval $canv2 $args
2793 eval $canv3 $args
2794 }
2796 proc bindall {event action} {
2797 global canv canv2 canv3
2798 bind $canv $event $action
2799 bind $canv2 $event $action
2800 bind $canv3 $event $action
2801 }
2803 proc about {} {
2804 global uifont NS
2805 set w .about
2806 if {[winfo exists $w]} {
2807 raise $w
2808 return
2809 }
2810 ttk_toplevel $w
2811 wm title $w [mc "About gitk"]
2812 make_transient $w .
2813 message $w.m -text [mc "
2814 Gitk - a commit viewer for git
2816 Copyright \u00a9 2005-2011 Paul Mackerras
2818 Use and redistribute under the terms of the GNU General Public License"] \
2819 -justify center -aspect 400 -border 2 -bg white -relief groove
2820 pack $w.m -side top -fill x -padx 2 -pady 2
2821 ${NS}::button $w.ok -text [mc "Close"] -command "destroy $w" -default active
2822 pack $w.ok -side bottom
2823 bind $w <Visibility> "focus $w.ok"
2824 bind $w <Key-Escape> "destroy $w"
2825 bind $w <Key-Return> "destroy $w"
2826 tk::PlaceWindow $w widget .
2827 }
2829 proc keys {} {
2830 global NS
2831 set w .keys
2832 if {[winfo exists $w]} {
2833 raise $w
2834 return
2835 }
2836 if {[tk windowingsystem] eq {aqua}} {
2837 set M1T Cmd
2838 } else {
2839 set M1T Ctrl
2840 }
2841 ttk_toplevel $w
2842 wm title $w [mc "Gitk key bindings"]
2843 make_transient $w .
2844 message $w.m -text "
2845 [mc "Gitk key bindings:"]
2847 [mc "<%s-Q> Quit" $M1T]
2848 [mc "<%s-W> Close window" $M1T]
2849 [mc "<Home> Move to first commit"]
2850 [mc "<End> Move to last commit"]
2851 [mc "<Up>, p, i Move up one commit"]
2852 [mc "<Down>, n, k Move down one commit"]
2853 [mc "<Left>, z, j Go back in history list"]
2854 [mc "<Right>, x, l Go forward in history list"]
2855 [mc "<PageUp> Move up one page in commit list"]
2856 [mc "<PageDown> Move down one page in commit list"]
2857 [mc "<%s-Home> Scroll to top of commit list" $M1T]
2858 [mc "<%s-End> Scroll to bottom of commit list" $M1T]
2859 [mc "<%s-Up> Scroll commit list up one line" $M1T]
2860 [mc "<%s-Down> Scroll commit list down one line" $M1T]
2861 [mc "<%s-PageUp> Scroll commit list up one page" $M1T]
2862 [mc "<%s-PageDown> Scroll commit list down one page" $M1T]
2863 [mc "<Shift-Up> Find backwards (upwards, later commits)"]
2864 [mc "<Shift-Down> Find forwards (downwards, earlier commits)"]
2865 [mc "<Delete>, b Scroll diff view up one page"]
2866 [mc "<Backspace> Scroll diff view up one page"]
2867 [mc "<Space> Scroll diff view down one page"]
2868 [mc "u Scroll diff view up 18 lines"]
2869 [mc "d Scroll diff view down 18 lines"]
2870 [mc "<%s-F> Find" $M1T]
2871 [mc "<%s-G> Move to next find hit" $M1T]
2872 [mc "<Return> Move to next find hit"]
2873 [mc "/ Focus the search box"]
2874 [mc "? Move to previous find hit"]
2875 [mc "f Scroll diff view to next file"]
2876 [mc "<%s-S> Search for next hit in diff view" $M1T]
2877 [mc "<%s-R> Search for previous hit in diff view" $M1T]
2878 [mc "<%s-KP+> Increase font size" $M1T]
2879 [mc "<%s-plus> Increase font size" $M1T]
2880 [mc "<%s-KP-> Decrease font size" $M1T]
2881 [mc "<%s-minus> Decrease font size" $M1T]
2882 [mc "<F5> Update"]
2883 " \
2884 -justify left -bg white -border 2 -relief groove
2885 pack $w.m -side top -fill both -padx 2 -pady 2
2886 ${NS}::button $w.ok -text [mc "Close"] -command "destroy $w" -default active
2887 bind $w <Key-Escape> [list destroy $w]
2888 pack $w.ok -side bottom
2889 bind $w <Visibility> "focus $w.ok"
2890 bind $w <Key-Escape> "destroy $w"
2891 bind $w <Key-Return> "destroy $w"
2892 }
2894 # Procedures for manipulating the file list window at the
2895 # bottom right of the overall window.
2897 proc treeview {w l openlevs} {
2898 global treecontents treediropen treeheight treeparent treeindex
2900 set ix 0
2901 set treeindex() 0
2902 set lev 0
2903 set prefix {}
2904 set prefixend -1
2905 set prefendstack {}
2906 set htstack {}
2907 set ht 0
2908 set treecontents() {}
2909 $w conf -state normal
2910 foreach f $l {
2911 while {[string range $f 0 $prefixend] ne $prefix} {
2912 if {$lev <= $openlevs} {
2913 $w mark set e:$treeindex($prefix) "end -1c"
2914 $w mark gravity e:$treeindex($prefix) left
2915 }
2916 set treeheight($prefix) $ht
2917 incr ht [lindex $htstack end]
2918 set htstack [lreplace $htstack end end]
2919 set prefixend [lindex $prefendstack end]
2920 set prefendstack [lreplace $prefendstack end end]
2921 set prefix [string range $prefix 0 $prefixend]
2922 incr lev -1
2923 }
2924 set tail [string range $f [expr {$prefixend+1}] end]
2925 while {[set slash [string first "/" $tail]] >= 0} {
2926 lappend htstack $ht
2927 set ht 0
2928 lappend prefendstack $prefixend
2929 incr prefixend [expr {$slash + 1}]
2930 set d [string range $tail 0 $slash]
2931 lappend treecontents($prefix) $d
2932 set oldprefix $prefix
2933 append prefix $d
2934 set treecontents($prefix) {}
2935 set treeindex($prefix) [incr ix]
2936 set treeparent($prefix) $oldprefix
2937 set tail [string range $tail [expr {$slash+1}] end]
2938 if {$lev <= $openlevs} {
2939 set ht 1
2940 set treediropen($prefix) [expr {$lev < $openlevs}]
2941 set bm [expr {$lev == $openlevs? "tri-rt": "tri-dn"}]
2942 $w mark set d:$ix "end -1c"
2943 $w mark gravity d:$ix left
2944 set str "\n"
2945 for {set i 0} {$i < $lev} {incr i} {append str "\t"}
2946 $w insert end $str
2947 $w image create end -align center -image $bm -padx 1 \
2948 -name a:$ix
2949 $w insert end $d [highlight_tag $prefix]
2950 $w mark set s:$ix "end -1c"
2951 $w mark gravity s:$ix left
2952 }
2953 incr lev
2954 }
2955 if {$tail ne {}} {
2956 if {$lev <= $openlevs} {
2957 incr ht
2958 set str "\n"
2959 for {set i 0} {$i < $lev} {incr i} {append str "\t"}
2960 $w insert end $str
2961 $w insert end $tail [highlight_tag $f]
2962 }
2963 lappend treecontents($prefix) $tail
2964 }
2965 }
2966 while {$htstack ne {}} {
2967 set treeheight($prefix) $ht
2968 incr ht [lindex $htstack end]
2969 set htstack [lreplace $htstack end end]
2970 set prefixend [lindex $prefendstack end]
2971 set prefendstack [lreplace $prefendstack end end]
2972 set prefix [string range $prefix 0 $prefixend]
2973 }
2974 $w conf -state disabled
2975 }
2977 proc linetoelt {l} {
2978 global treeheight treecontents
2980 set y 2
2981 set prefix {}
2982 while {1} {
2983 foreach e $treecontents($prefix) {
2984 if {$y == $l} {
2985 return "$prefix$e"
2986 }
2987 set n 1
2988 if {[string index $e end] eq "/"} {
2989 set n $treeheight($prefix$e)
2990 if {$y + $n > $l} {
2991 append prefix $e
2992 incr y
2993 break
2994 }
2995 }
2996 incr y $n
2997 }
2998 }
2999 }
3001 proc highlight_tree {y prefix} {
3002 global treeheight treecontents cflist
3004 foreach e $treecontents($prefix) {
3005 set path $prefix$e
3006 if {[highlight_tag $path] ne {}} {
3007 $cflist tag add bold $y.0 "$y.0 lineend"
3008 }
3009 incr y
3010 if {[string index $e end] eq "/" && $treeheight($path) > 1} {
3011 set y [highlight_tree $y $path]
3012 }
3013 }
3014 return $y
3015 }
3017 proc treeclosedir {w dir} {
3018 global treediropen treeheight treeparent treeindex
3020 set ix $treeindex($dir)
3021 $w conf -state normal
3022 $w delete s:$ix e:$ix
3023 set treediropen($dir) 0
3024 $w image configure a:$ix -image tri-rt
3025 $w conf -state disabled
3026 set n [expr {1 - $treeheight($dir)}]
3027 while {$dir ne {}} {
3028 incr treeheight($dir) $n
3029 set dir $treeparent($dir)
3030 }
3031 }
3033 proc treeopendir {w dir} {
3034 global treediropen treeheight treeparent treecontents treeindex
3036 set ix $treeindex($dir)
3037 $w conf -state normal
3038 $w image configure a:$ix -image tri-dn
3039 $w mark set e:$ix s:$ix
3040 $w mark gravity e:$ix right
3041 set lev 0
3042 set str "\n"
3043 set n [llength $treecontents($dir)]
3044 for {set x $dir} {$x ne {}} {set x $treeparent($x)} {
3045 incr lev
3046 append str "\t"
3047 incr treeheight($x) $n
3048 }
3049 foreach e $treecontents($dir) {
3050 set de $dir$e
3051 if {[string index $e end] eq "/"} {
3052 set iy $treeindex($de)
3053 $w mark set d:$iy e:$ix
3054 $w mark gravity d:$iy left
3055 $w insert e:$ix $str
3056 set treediropen($de) 0
3057 $w image create e:$ix -align center -image tri-rt -padx 1 \
3058 -name a:$iy
3059 $w insert e:$ix $e [highlight_tag $de]
3060 $w mark set s:$iy e:$ix
3061 $w mark gravity s:$iy left
3062 set treeheight($de) 1
3063 } else {
3064 $w insert e:$ix $str
3065 $w insert e:$ix $e [highlight_tag $de]
3066 }
3067 }
3068 $w mark gravity e:$ix right
3069 $w conf -state disabled
3070 set treediropen($dir) 1
3071 set top [lindex [split [$w index @0,0] .] 0]
3072 set ht [$w cget -height]
3073 set l [lindex [split [$w index s:$ix] .] 0]
3074 if {$l < $top} {
3075 $w yview $l.0
3076 } elseif {$l + $n + 1 > $top + $ht} {
3077 set top [expr {$l + $n + 2 - $ht}]
3078 if {$l < $top} {
3079 set top $l
3080 }
3081 $w yview $top.0
3082 }
3083 }
3085 proc treeclick {w x y} {
3086 global treediropen cmitmode ctext cflist cflist_top
3088 if {$cmitmode ne "tree"} return
3089 if {![info exists cflist_top]} return
3090 set l [lindex [split [$w index "@$x,$y"] "."] 0]
3091 $cflist tag remove highlight $cflist_top.0 "$cflist_top.0 lineend"
3092 $cflist tag add highlight $l.0 "$l.0 lineend"
3093 set cflist_top $l
3094 if {$l == 1} {
3095 $ctext yview 1.0
3096 return
3097 }
3098 set e [linetoelt $l]
3099 if {[string index $e end] ne "/"} {
3100 showfile $e
3101 } elseif {$treediropen($e)} {
3102 treeclosedir $w $e
3103 } else {
3104 treeopendir $w $e
3105 }
3106 }
3108 proc setfilelist {id} {
3109 global treefilelist cflist jump_to_here
3111 treeview $cflist $treefilelist($id) 0
3112 if {$jump_to_here ne {}} {
3113 set f [lindex $jump_to_here 0]
3114 if {[lsearch -exact $treefilelist($id) $f] >= 0} {
3115 showfile $f
3116 }
3117 }
3118 }
3120 image create bitmap tri-rt -background black -foreground blue -data {
3121 #define tri-rt_width 13
3122 #define tri-rt_height 13
3123 static unsigned char tri-rt_bits[] = {
3124 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0x30, 0x00, 0x70, 0x00, 0xf0, 0x00,
3125 0xf0, 0x01, 0xf0, 0x00, 0x70, 0x00, 0x30, 0x00, 0x10, 0x00, 0x00, 0x00,
3126 0x00, 0x00};
3127 } -maskdata {
3128 #define tri-rt-mask_width 13
3129 #define tri-rt-mask_height 13
3130 static unsigned char tri-rt-mask_bits[] = {
3131 0x08, 0x00, 0x18, 0x00, 0x38, 0x00, 0x78, 0x00, 0xf8, 0x00, 0xf8, 0x01,
3132 0xf8, 0x03, 0xf8, 0x01, 0xf8, 0x00, 0x78, 0x00, 0x38, 0x00, 0x18, 0x00,
3133 0x08, 0x00};
3134 }
3135 image create bitmap tri-dn -background black -foreground blue -data {
3136 #define tri-dn_width 13
3137 #define tri-dn_height 13
3138 static unsigned char tri-dn_bits[] = {
3139 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfc, 0x07, 0xf8, 0x03,
3140 0xf0, 0x01, 0xe0, 0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
3141 0x00, 0x00};
3142 } -maskdata {
3143 #define tri-dn-mask_width 13
3144 #define tri-dn-mask_height 13
3145 static unsigned char tri-dn-mask_bits[] = {
3146 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0x1f, 0xfe, 0x0f, 0xfc, 0x07,
3147 0xf8, 0x03, 0xf0, 0x01, 0xe0, 0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00,
3148 0x00, 0x00};
3149 }
3151 image create bitmap reficon-T -background black -foreground yellow -data {
3152 #define tagicon_width 13
3153 #define tagicon_height 9
3154 static unsigned char tagicon_bits[] = {
3155 0x00, 0x00, 0x00, 0x00, 0xf0, 0x07, 0xf8, 0x07,
3156 0xfc, 0x07, 0xf8, 0x07, 0xf0, 0x07, 0x00, 0x00, 0x00, 0x00};
3157 } -maskdata {
3158 #define tagicon-mask_width 13
3159 #define tagicon-mask_height 9
3160 static unsigned char tagicon-mask_bits[] = {
3161 0x00, 0x00, 0xf0, 0x0f, 0xf8, 0x0f, 0xfc, 0x0f,
3162 0xfe, 0x0f, 0xfc, 0x0f, 0xf8, 0x0f, 0xf0, 0x0f, 0x00, 0x00};
3163 }
3164 set rectdata {
3165 #define headicon_width 13
3166 #define headicon_height 9
3167 static unsigned char headicon_bits[] = {
3168 0x00, 0x00, 0x00, 0x00, 0xf8, 0x07, 0xf8, 0x07,
3169 0xf8, 0x07, 0xf8, 0x07, 0xf8, 0x07, 0x00, 0x00, 0x00, 0x00};
3170 }
3171 set rectmask {
3172 #define headicon-mask_width 13
3173 #define headicon-mask_height 9
3174 static unsigned char headicon-mask_bits[] = {
3175 0x00, 0x00, 0xfc, 0x0f, 0xfc, 0x0f, 0xfc, 0x0f,
3176 0xfc, 0x0f, 0xfc, 0x0f, 0xfc, 0x0f, 0xfc, 0x0f, 0x00, 0x00};
3177 }
3178 image create bitmap reficon-H -background black -foreground green \
3179 -data $rectdata -maskdata $rectmask
3180 image create bitmap reficon-o -background black -foreground "#ddddff" \
3181 -data $rectdata -maskdata $rectmask
3183 proc init_flist {first} {
3184 global cflist cflist_top difffilestart
3186 $cflist conf -state normal
3187 $cflist delete 0.0 end
3188 if {$first ne {}} {
3189 $cflist insert end $first
3190 set cflist_top 1
3191 $cflist tag add highlight 1.0 "1.0 lineend"
3192 } else {
3193 catch {unset cflist_top}
3194 }
3195 $cflist conf -state disabled
3196 set difffilestart {}
3197 }
3199 proc highlight_tag {f} {
3200 global highlight_paths
3202 foreach p $highlight_paths {
3203 if {[string match $p $f]} {
3204 return "bold"
3205 }
3206 }
3207 return {}
3208 }
3210 proc highlight_filelist {} {
3211 global cmitmode cflist
3213 $cflist conf -state normal
3214 if {$cmitmode ne "tree"} {
3215 set end [lindex [split [$cflist index end] .] 0]
3216 for {set l 2} {$l < $end} {incr l} {
3217 set line [$cflist get $l.0 "$l.0 lineend"]
3218 if {[highlight_tag $line] ne {}} {
3219 $cflist tag add bold $l.0 "$l.0 lineend"
3220 }
3221 }
3222 } else {
3223 highlight_tree 2 {}
3224 }
3225 $cflist conf -state disabled
3226 }
3228 proc unhighlight_filelist {} {
3229 global cflist
3231 $cflist conf -state normal
3232 $cflist tag remove bold 1.0 end
3233 $cflist conf -state disabled
3234 }
3236 proc add_flist {fl} {
3237 global cflist
3239 $cflist conf -state normal
3240 foreach f $fl {
3241 $cflist insert end "\n"
3242 $cflist insert end $f [highlight_tag $f]
3243 }
3244 $cflist conf -state disabled
3245 }
3247 proc sel_flist {w x y} {
3248 global ctext difffilestart cflist cflist_top cmitmode
3250 if {$cmitmode eq "tree"} return
3251 if {![info exists cflist_top]} return
3252 set l [lindex [split [$w index "@$x,$y"] "."] 0]
3253 $cflist tag remove highlight $cflist_top.0 "$cflist_top.0 lineend"
3254 $cflist tag add highlight $l.0 "$l.0 lineend"
3255 set cflist_top $l
3256 if {$l == 1} {
3257 $ctext yview 1.0
3258 } else {
3259 catch {$ctext yview [lindex $difffilestart [expr {$l - 2}]]}
3260 }
3261 }
3263 proc pop_flist_menu {w X Y x y} {
3264 global ctext cflist cmitmode flist_menu flist_menu_file
3265 global treediffs diffids
3267 stopfinding
3268 set l [lindex [split [$w index "@$x,$y"] "."] 0]
3269 if {$l <= 1} return
3270 if {$cmitmode eq "tree"} {
3271 set e [linetoelt $l]
3272 if {[string index $e end] eq "/"} return
3273 } else {
3274 set e [lindex $treediffs($diffids) [expr {$l-2}]]
3275 }
3276 set flist_menu_file $e
3277 set xdiffstate "normal"
3278 if {$cmitmode eq "tree"} {
3279 set xdiffstate "disabled"
3280 }
3281 # Disable "External diff" item in tree mode
3282 $flist_menu entryconf 2 -state $xdiffstate
3283 tk_popup $flist_menu $X $Y
3284 }
3286 proc find_ctext_fileinfo {line} {
3287 global ctext_file_names ctext_file_lines
3289 set ok [bsearch $ctext_file_lines $line]
3290 set tline [lindex $ctext_file_lines $ok]
3292 if {$ok >= [llength $ctext_file_lines] || $line < $tline} {
3293 return {}
3294 } else {
3295 return [list [lindex $ctext_file_names $ok] $tline]
3296 }
3297 }
3299 proc pop_diff_menu {w X Y x y} {
3300 global ctext diff_menu flist_menu_file
3301 global diff_menu_txtpos diff_menu_line
3302 global diff_menu_filebase
3304 set diff_menu_txtpos [split [$w index "@$x,$y"] "."]
3305 set diff_menu_line [lindex $diff_menu_txtpos 0]
3306 # don't pop up the menu on hunk-separator or file-separator lines
3307 if {[lsearch -glob [$ctext tag names $diff_menu_line.0] "*sep"] >= 0} {
3308 return
3309 }
3310 stopfinding
3311 set f [find_ctext_fileinfo $diff_menu_line]
3312 if {$f eq {}} return
3313 set flist_menu_file [lindex $f 0]
3314 set diff_menu_filebase [lindex $f 1]
3315 tk_popup $diff_menu $X $Y
3316 }
3318 proc flist_hl {only} {
3319 global flist_menu_file findstring gdttype
3321 set x [shellquote $flist_menu_file]
3322 if {$only || $findstring eq {} || $gdttype ne [mc "touching paths:"]} {
3323 set findstring $x
3324 } else {
3325 append findstring " " $x
3326 }
3327 set gdttype [mc "touching paths:"]
3328 }
3330 proc gitknewtmpdir {} {
3331 global diffnum gitktmpdir gitdir
3333 if {![info exists gitktmpdir]} {
3334 set gitktmpdir [file join $gitdir [format ".gitk-tmp.%s" [pid]]]
3335 if {[catch {file mkdir $gitktmpdir} err]} {
3336 error_popup "[mc "Error creating temporary directory %s:" $gitktmpdir] $err"
3337 unset gitktmpdir
3338 return {}
3339 }
3340 set diffnum 0
3341 }
3342 incr diffnum
3343 set diffdir [file join $gitktmpdir $diffnum]
3344 if {[catch {file mkdir $diffdir} err]} {
3345 error_popup "[mc "Error creating temporary directory %s:" $diffdir] $err"
3346 return {}
3347 }
3348 return $diffdir
3349 }
3351 proc save_file_from_commit {filename output what} {
3352 global nullfile
3354 if {[catch {exec git show $filename -- > $output} err]} {
3355 if {[string match "fatal: bad revision *" $err]} {
3356 return $nullfile
3357 }
3358 error_popup "[mc "Error getting \"%s\" from %s:" $filename $what] $err"
3359 return {}
3360 }
3361 return $output
3362 }
3364 proc external_diff_get_one_file {diffid filename diffdir} {
3365 global nullid nullid2 nullfile
3366 global worktree
3368 if {$diffid == $nullid} {
3369 set difffile [file join $worktree $filename]
3370 if {[file exists $difffile]} {
3371 return $difffile
3372 }
3373 return $nullfile
3374 }
3375 if {$diffid == $nullid2} {
3376 set difffile [file join $diffdir "\[index\] [file tail $filename]"]
3377 return [save_file_from_commit :$filename $difffile index]
3378 }
3379 set difffile [file join $diffdir "\[$diffid\] [file tail $filename]"]
3380 return [save_file_from_commit $diffid:$filename $difffile \
3381 "revision $diffid"]
3382 }
3384 proc external_diff {} {
3385 global nullid nullid2
3386 global flist_menu_file
3387 global diffids
3388 global extdifftool
3390 if {[llength $diffids] == 1} {
3391 # no reference commit given
3392 set diffidto [lindex $diffids 0]
3393 if {$diffidto eq $nullid} {
3394 # diffing working copy with index
3395 set diffidfrom $nullid2
3396 } elseif {$diffidto eq $nullid2} {
3397 # diffing index with HEAD
3398 set diffidfrom "HEAD"
3399 } else {
3400 # use first parent commit
3401 global parentlist selectedline
3402 set diffidfrom [lindex $parentlist $selectedline 0]
3403 }
3404 } else {
3405 set diffidfrom [lindex $diffids 0]
3406 set diffidto [lindex $diffids 1]
3407 }
3409 # make sure that several diffs wont collide
3410 set diffdir [gitknewtmpdir]
3411 if {$diffdir eq {}} return
3413 # gather files to diff
3414 set difffromfile [external_diff_get_one_file $diffidfrom $flist_menu_file $diffdir]
3415 set difftofile [external_diff_get_one_file $diffidto $flist_menu_file $diffdir]
3417 if {$difffromfile ne {} && $difftofile ne {}} {
3418 set cmd [list [shellsplit $extdifftool] $difffromfile $difftofile]
3419 if {[catch {set fl [open |$cmd r]} err]} {
3420 file delete -force $diffdir
3421 error_popup "$extdifftool: [mc "command failed:"] $err"
3422 } else {
3423 fconfigure $fl -blocking 0
3424 filerun $fl [list delete_at_eof $fl $diffdir]
3425 }
3426 }
3427 }
3429 proc find_hunk_blamespec {base line} {
3430 global ctext
3432 # Find and parse the hunk header
3433 set s_lix [$ctext search -backwards -regexp ^@@ "$line.0 lineend" $base.0]
3434 if {$s_lix eq {}} return
3436 set s_line [$ctext get $s_lix "$s_lix + 1 lines"]
3437 if {![regexp {^@@@*(( -\d+(,\d+)?)+) \+(\d+)(,\d+)? @@} $s_line \
3438 s_line old_specs osz osz1 new_line nsz]} {
3439 return
3440 }
3442 # base lines for the parents
3443 set base_lines [list $new_line]
3444 foreach old_spec [lrange [split $old_specs " "] 1 end] {
3445 if {![regexp -- {-(\d+)(,\d+)?} $old_spec \
3446 old_spec old_line osz]} {
3447 return
3448 }
3449 lappend base_lines $old_line
3450 }
3452 # Now scan the lines to determine offset within the hunk
3453 set max_parent [expr {[llength $base_lines]-2}]
3454 set dline 0
3455 set s_lno [lindex [split $s_lix "."] 0]
3457 # Determine if the line is removed
3458 set chunk [$ctext get $line.0 "$line.1 + $max_parent chars"]
3459 if {[string match {[-+ ]*} $chunk]} {
3460 set removed_idx [string first "-" $chunk]
3461 # Choose a parent index
3462 if {$removed_idx >= 0} {
3463 set parent $removed_idx
3464 } else {
3465 set unchanged_idx [string first " " $chunk]
3466 if {$unchanged_idx >= 0} {
3467 set parent $unchanged_idx
3468 } else {
3469 # blame the current commit
3470 set parent -1
3471 }
3472 }
3473 # then count other lines that belong to it
3474 for {set i $line} {[incr i -1] > $s_lno} {} {
3475 set chunk [$ctext get $i.0 "$i.1 + $max_parent chars"]
3476 # Determine if the line is removed
3477 set removed_idx [string first "-" $chunk]
3478 if {$parent >= 0} {
3479 set code [string index $chunk $parent]
3480 if {$code eq "-" || ($removed_idx < 0 && $code ne "+")} {
3481 incr dline
3482 }
3483 } else {
3484 if {$removed_idx < 0} {
3485 incr dline
3486 }
3487 }
3488 }
3489 incr parent
3490 } else {
3491 set parent 0
3492 }
3494 incr dline [lindex $base_lines $parent]
3495 return [list $parent $dline]
3496 }
3498 proc external_blame_diff {} {
3499 global currentid cmitmode
3500 global diff_menu_txtpos diff_menu_line
3501 global diff_menu_filebase flist_menu_file
3503 if {$cmitmode eq "tree"} {
3504 set parent_idx 0
3505 set line [expr {$diff_menu_line - $diff_menu_filebase}]
3506 } else {
3507 set hinfo [find_hunk_blamespec $diff_menu_filebase $diff_menu_line]
3508 if {$hinfo ne {}} {
3509 set parent_idx [lindex $hinfo 0]
3510 set line [lindex $hinfo 1]
3511 } else {
3512 set parent_idx 0
3513 set line 0
3514 }
3515 }
3517 external_blame $parent_idx $line
3518 }
3520 # Find the SHA1 ID of the blob for file $fname in the index
3521 # at stage 0 or 2
3522 proc index_sha1 {fname} {
3523 set f [open [list | git ls-files -s $fname] r]
3524 while {[gets $f line] >= 0} {
3525 set info [lindex [split $line "\t"] 0]
3526 set stage [lindex $info 2]
3527 if {$stage eq "0" || $stage eq "2"} {
3528 close $f
3529 return [lindex $info 1]
3530 }
3531 }
3532 close $f
3533 return {}
3534 }
3536 # Turn an absolute path into one relative to the current directory
3537 proc make_relative {f} {
3538 if {[file pathtype $f] eq "relative"} {
3539 return $f
3540 }
3541 set elts [file split $f]
3542 set here [file split [pwd]]
3543 set ei 0
3544 set hi 0
3545 set res {}
3546 foreach d $here {
3547 if {$ei < $hi || $ei >= [llength $elts] || [lindex $elts $ei] ne $d} {
3548 lappend res ".."
3549 } else {
3550 incr ei
3551 }
3552 incr hi
3553 }
3554 set elts [concat $res [lrange $elts $ei end]]
3555 return [eval file join $elts]
3556 }
3558 proc external_blame {parent_idx {line {}}} {
3559 global flist_menu_file cdup
3560 global nullid nullid2
3561 global parentlist selectedline currentid
3563 if {$parent_idx > 0} {
3564 set base_commit [lindex $parentlist $selectedline [expr {$parent_idx-1}]]
3565 } else {
3566 set base_commit $currentid
3567 }
3569 if {$base_commit eq {} || $base_commit eq $nullid || $base_commit eq $nullid2} {
3570 error_popup [mc "No such commit"]
3571 return
3572 }
3574 set cmdline [list git gui blame]
3575 if {$line ne {} && $line > 1} {
3576 lappend cmdline "--line=$line"
3577 }
3578 set f [file join $cdup $flist_menu_file]
3579 # Unfortunately it seems git gui blame doesn't like
3580 # being given an absolute path...
3581 set f [make_relative $f]
3582 lappend cmdline $base_commit $f
3583 if {[catch {eval exec $cmdline &} err]} {
3584 error_popup "[mc "git gui blame: command failed:"] $err"
3585 }
3586 }
3588 proc show_line_source {} {
3589 global cmitmode currentid parents curview blamestuff blameinst
3590 global diff_menu_line diff_menu_filebase flist_menu_file
3591 global nullid nullid2 gitdir cdup
3593 set from_index {}
3594 if {$cmitmode eq "tree"} {
3595 set id $currentid
3596 set line [expr {$diff_menu_line - $diff_menu_filebase}]
3597 } else {
3598 set h [find_hunk_blamespec $diff_menu_filebase $diff_menu_line]
3599 if {$h eq {}} return
3600 set pi [lindex $h 0]
3601 if {$pi == 0} {
3602 mark_ctext_line $diff_menu_line
3603 return
3604 }
3605 incr pi -1
3606 if {$currentid eq $nullid} {
3607 if {$pi > 0} {
3608 # must be a merge in progress...
3609 if {[catch {
3610 # get the last line from .git/MERGE_HEAD
3611 set f [open [file join $gitdir MERGE_HEAD] r]
3612 set id [lindex [split [read $f] "\n"] end-1]
3613 close $f
3614 } err]} {
3615 error_popup [mc "Couldn't read merge head: %s" $err]
3616 return
3617 }
3618 } elseif {$parents($curview,$currentid) eq $nullid2} {
3619 # need to do the blame from the index
3620 if {[catch {
3621 set from_index [index_sha1 $flist_menu_file]
3622 } err]} {
3623 error_popup [mc "Error reading index: %s" $err]
3624 return
3625 }
3626 } else {
3627 set id $parents($curview,$currentid)
3628 }
3629 } else {
3630 set id [lindex $parents($curview,$currentid) $pi]
3631 }
3632 set line [lindex $h 1]
3633 }
3634 set blameargs {}
3635 if {$from_index ne {}} {
3636 lappend blameargs | git cat-file blob $from_index
3637 }
3638 lappend blameargs | git blame -p -L$line,+1
3639 if {$from_index ne {}} {
3640 lappend blameargs --contents -
3641 } else {
3642 lappend blameargs $id
3643 }
3644 lappend blameargs -- [file join $cdup $flist_menu_file]
3645 if {[catch {
3646 set f [open $blameargs r]
3647 } err]} {
3648 error_popup [mc "Couldn't start git blame: %s" $err]
3649 return
3650 }
3651 nowbusy blaming [mc "Searching"]
3652 fconfigure $f -blocking 0
3653 set i [reg_instance $f]
3654 set blamestuff($i) {}
3655 set blameinst $i
3656 filerun $f [list read_line_source $f $i]
3657 }
3659 proc stopblaming {} {
3660 global blameinst
3662 if {[info exists blameinst]} {
3663 stop_instance $blameinst
3664 unset blameinst
3665 notbusy blaming
3666 }
3667 }
3669 proc read_line_source {fd inst} {
3670 global blamestuff curview commfd blameinst nullid nullid2
3672 while {[gets $fd line] >= 0} {
3673 lappend blamestuff($inst) $line
3674 }
3675 if {![eof $fd]} {
3676 return 1
3677 }
3678 unset commfd($inst)
3679 unset blameinst
3680 notbusy blaming
3681 fconfigure $fd -blocking 1
3682 if {[catch {close $fd} err]} {
3683 error_popup [mc "Error running git blame: %s" $err]
3684 return 0
3685 }
3687 set fname {}
3688 set line [split [lindex $blamestuff($inst) 0] " "]
3689 set id [lindex $line 0]
3690 set lnum [lindex $line 1]
3691 if {[string length $id] == 40 && [string is xdigit $id] &&
3692 [string is digit -strict $lnum]} {
3693 # look for "filename" line
3694 foreach l $blamestuff($inst) {
3695 if {[string match "filename *" $l]} {
3696 set fname [string range $l 9 end]
3697 break
3698 }
3699 }
3700 }
3701 if {$fname ne {}} {
3702 # all looks good, select it
3703 if {$id eq $nullid} {
3704 # blame uses all-zeroes to mean not committed,
3705 # which would mean a change in the index
3706 set id $nullid2
3707 }
3708 if {[commitinview $id $curview]} {
3709 selectline [rowofcommit $id] 1 [list $fname $lnum]
3710 } else {
3711 error_popup [mc "That line comes from commit %s, \
3712 which is not in this view" [shortids $id]]
3713 }
3714 } else {
3715 puts "oops couldn't parse git blame output"
3716 }
3717 return 0
3718 }
3720 # delete $dir when we see eof on $f (presumably because the child has exited)
3721 proc delete_at_eof {f dir} {
3722 while {[gets $f line] >= 0} {}
3723 if {[eof $f]} {
3724 if {[catch {close $f} err]} {
3725 error_popup "[mc "External diff viewer failed:"] $err"
3726 }
3727 file delete -force $dir
3728 return 0
3729 }
3730 return 1
3731 }
3733 # Functions for adding and removing shell-type quoting
3735 proc shellquote {str} {
3736 if {![string match "*\['\"\\ \t]*" $str]} {
3737 return $str
3738 }
3739 if {![string match "*\['\"\\]*" $str]} {
3740 return "\"$str\""
3741 }
3742 if {![string match "*'*" $str]} {
3743 return "'$str'"
3744 }
3745 return "\"[string map {\" \\\" \\ \\\\} $str]\""
3746 }
3748 proc shellarglist {l} {
3749 set str {}
3750 foreach a $l {
3751 if {$str ne {}} {
3752 append str " "
3753 }
3754 append str [shellquote $a]
3755 }
3756 return $str
3757 }
3759 proc shelldequote {str} {
3760 set ret {}
3761 set used -1
3762 while {1} {
3763 incr used
3764 if {![regexp -start $used -indices "\['\"\\\\ \t]" $str first]} {
3765 append ret [string range $str $used end]
3766 set used [string length $str]
3767 break
3768 }
3769 set first [lindex $first 0]
3770 set ch [string index $str $first]
3771 if {$first > $used} {
3772 append ret [string range $str $used [expr {$first - 1}]]
3773 set used $first
3774 }
3775 if {$ch eq " " || $ch eq "\t"} break
3776 incr used
3777 if {$ch eq "'"} {
3778 set first [string first "'" $str $used]
3779 if {$first < 0} {
3780 error "unmatched single-quote"
3781 }
3782 append ret [string range $str $used [expr {$first - 1}]]
3783 set used $first
3784 continue
3785 }
3786 if {$ch eq "\\"} {
3787 if {$used >= [string length $str]} {
3788 error "trailing backslash"
3789 }
3790 append ret [string index $str $used]
3791 continue
3792 }
3793 # here ch == "\""
3794 while {1} {
3795 if {![regexp -start $used -indices "\[\"\\\\]" $str first]} {
3796 error "unmatched double-quote"
3797 }
3798 set first [lindex $first 0]
3799 set ch [string index $str $first]
3800 if {$first > $used} {
3801 append ret [string range $str $used [expr {$first - 1}]]
3802 set used $first
3803 }
3804 if {$ch eq "\""} break
3805 incr used
3806 append ret [string index $str $used]
3807 incr used
3808 }
3809 }
3810 return [list $used $ret]
3811 }
3813 proc shellsplit {str} {
3814 set l {}
3815 while {1} {
3816 set str [string trimleft $str]
3817 if {$str eq {}} break
3818 set dq [shelldequote $str]
3819 set n [lindex $dq 0]
3820 set word [lindex $dq 1]
3821 set str [string range $str $n end]
3822 lappend l $word
3823 }
3824 return $l
3825 }
3827 # Code to implement multiple views
3829 proc newview {ishighlight} {
3830 global nextviewnum newviewname newishighlight
3831 global revtreeargs viewargscmd newviewopts curview
3833 set newishighlight $ishighlight
3834 set top .gitkview
3835 if {[winfo exists $top]} {
3836 raise $top
3837 return
3838 }
3839 decode_view_opts $nextviewnum $revtreeargs
3840 set newviewname($nextviewnum) "[mc "View"] $nextviewnum"
3841 set newviewopts($nextviewnum,perm) 0
3842 set newviewopts($nextviewnum,cmd) $viewargscmd($curview)
3843 vieweditor $top $nextviewnum [mc "Gitk view definition"]
3844 }
3846 set known_view_options {
3847 {perm b . {} {mc "Remember this view"}}
3848 {reflabel l + {} {mc "References (space separated list):"}}
3849 {refs t15 .. {} {mc "Branches & tags:"}}
3850 {allrefs b *. "--all" {mc "All refs"}}
3851 {branches b . "--branches" {mc "All (local) branches"}}
3852 {tags b . "--tags" {mc "All tags"}}
3853 {remotes b . "--remotes" {mc "All remote-tracking branches"}}
3854 {commitlbl l + {} {mc "Commit Info (regular expressions):"}}
3855 {author t15 .. "--author=*" {mc "Author:"}}
3856 {committer t15 . "--committer=*" {mc "Committer:"}}
3857 {loginfo t15 .. "--grep=*" {mc "Commit Message:"}}
3858 {allmatch b .. "--all-match" {mc "Matches all Commit Info criteria"}}
3859 {changes_l l + {} {mc "Changes to Files:"}}
3860 {pickaxe_s r0 . {} {mc "Fixed String"}}
3861 {pickaxe_t r1 . "--pickaxe-regex" {mc "Regular Expression"}}
3862 {pickaxe t15 .. "-S*" {mc "Search string:"}}
3863 {datelabel l + {} {mc "Commit Dates (\"2 weeks ago\", \"2009-03-17 15:27:38\", \"March 17, 2009 15:27:38\"):"}}
3864 {since t15 .. {"--since=*" "--after=*"} {mc "Since:"}}
3865 {until t15 . {"--until=*" "--before=*"} {mc "Until:"}}
3866 {limit_lbl l + {} {mc "Limit and/or skip a number of revisions (positive integer):"}}
3867 {limit t10 *. "--max-count=*" {mc "Number to show:"}}
3868 {skip t10 . "--skip=*" {mc "Number to skip:"}}
3869 {misc_lbl l + {} {mc "Miscellaneous options:"}}
3870 {dorder b *. {"--date-order" "-d"} {mc "Strictly sort by date"}}
3871 {lright b . "--left-right" {mc "Mark branch sides"}}
3872 {first b . "--first-parent" {mc "Limit to first parent"}}
3873 {smplhst b . "--simplify-by-decoration" {mc "Simple history"}}
3874 {args t50 *. {} {mc "Additional arguments to git log:"}}
3875 {allpaths path + {} {mc "Enter files and directories to include, one per line:"}}
3876 {cmd t50= + {} {mc "Command to generate more commits to include:"}}
3877 }
3879 # Convert $newviewopts($n, ...) into args for git log.
3880 proc encode_view_opts {n} {
3881 global known_view_options newviewopts
3883 set rargs [list]
3884 foreach opt $known_view_options {
3885 set patterns [lindex $opt 3]
3886 if {$patterns eq {}} continue
3887 set pattern [lindex $patterns 0]
3889 if {[lindex $opt 1] eq "b"} {
3890 set val $newviewopts($n,[lindex $opt 0])
3891 if {$val} {
3892 lappend rargs $pattern
3893 }
3894 } elseif {[regexp {^r(\d+)$} [lindex $opt 1] type value]} {
3895 regexp {^(.*_)} [lindex $opt 0] uselessvar button_id
3896 set val $newviewopts($n,$button_id)
3897 if {$val eq $value} {
3898 lappend rargs $pattern
3899 }
3900 } else {
3901 set val $newviewopts($n,[lindex $opt 0])
3902 set val [string trim $val]
3903 if {$val ne {}} {
3904 set pfix [string range $pattern 0 end-1]
3905 lappend rargs $pfix$val
3906 }
3907 }
3908 }
3909 set rargs [concat $rargs [shellsplit $newviewopts($n,refs)]]
3910 return [concat $rargs [shellsplit $newviewopts($n,args)]]
3911 }
3913 # Fill $newviewopts($n, ...) based on args for git log.
3914 proc decode_view_opts {n view_args} {
3915 global known_view_options newviewopts
3917 foreach opt $known_view_options {
3918 set id [lindex $opt 0]
3919 if {[lindex $opt 1] eq "b"} {
3920 # Checkboxes
3921 set val 0
3922 } elseif {[regexp {^r(\d+)$} [lindex $opt 1]]} {
3923 # Radiobuttons
3924 regexp {^(.*_)} $id uselessvar id
3925 set val 0
3926 } else {
3927 # Text fields
3928 set val {}
3929 }
3930 set newviewopts($n,$id) $val
3931 }
3932 set oargs [list]
3933 set refargs [list]
3934 foreach arg $view_args {
3935 if {[regexp -- {^-([0-9]+)$} $arg arg cnt]
3936 && ![info exists found(limit)]} {
3937 set newviewopts($n,limit) $cnt
3938 set found(limit) 1
3939 continue
3940 }
3941 catch { unset val }
3942 foreach opt $known_view_options {
3943 set id [lindex $opt 0]
3944 if {[info exists found($id)]} continue
3945 foreach pattern [lindex $opt 3] {
3946 if {![string match $pattern $arg]} continue
3947 if {[lindex $opt 1] eq "b"} {
3948 # Check buttons
3949 set val 1
3950 } elseif {[regexp {^r(\d+)$} [lindex $opt 1] match num]} {
3951 # Radio buttons
3952 regexp {^(.*_)} $id uselessvar id
3953 set val $num
3954 } else {
3955 # Text input fields
3956 set size [string length $pattern]
3957 set val [string range $arg [expr {$size-1}] end]
3958 }
3959 set newviewopts($n,$id) $val
3960 set found($id) 1
3961 break
3962 }
3963 if {[info exists val]} break
3964 }
3965 if {[info exists val]} continue
3966 if {[regexp {^-} $arg]} {
3967 lappend oargs $arg
3968 } else {
3969 lappend refargs $arg
3970 }
3971 }
3972 set newviewopts($n,refs) [shellarglist $refargs]
3973 set newviewopts($n,args) [shellarglist $oargs]
3974 }
3976 proc edit_or_newview {} {
3977 global curview
3979 if {$curview > 0} {
3980 editview
3981 } else {
3982 newview 0
3983 }
3984 }
3986 proc editview {} {
3987 global curview
3988 global viewname viewperm newviewname newviewopts
3989 global viewargs viewargscmd
3991 set top .gitkvedit-$curview
3992 if {[winfo exists $top]} {
3993 raise $top
3994 return
3995 }
3996 decode_view_opts $curview $viewargs($curview)
3997 set newviewname($curview) $viewname($curview)
3998 set newviewopts($curview,perm) $viewperm($curview)
3999 set newviewopts($curview,cmd) $viewargscmd($curview)
4000 vieweditor $top $curview "[mc "Gitk: edit view"] $viewname($curview)"
4001 }
4003 proc vieweditor {top n title} {
4004 global newviewname newviewopts viewfiles bgcolor
4005 global known_view_options NS
4007 ttk_toplevel $top
4008 wm title $top [concat $title [mc "-- criteria for selecting revisions"]]
4009 make_transient $top .
4011 # View name
4012 ${NS}::frame $top.nfr
4013 ${NS}::label $top.nl -text [mc "View Name"]
4014 ${NS}::entry $top.name -width 20 -textvariable newviewname($n)
4015 pack $top.nfr -in $top -fill x -pady 5 -padx 3
4016 pack $top.nl -in $top.nfr -side left -padx {0 5}
4017 pack $top.name -in $top.nfr -side left -padx {0 25}
4019 # View options
4020 set cframe $top.nfr
4021 set cexpand 0
4022 set cnt 0
4023 foreach opt $known_view_options {
4024 set id [lindex $opt 0]
4025 set type [lindex $opt 1]
4026 set flags [lindex $opt 2]
4027 set title [eval [lindex $opt 4]]
4028 set lxpad 0
4030 if {$flags eq "+" || $flags eq "*"} {
4031 set cframe $top.fr$cnt
4032 incr cnt
4033 ${NS}::frame $cframe
4034 pack $cframe -in $top -fill x -pady 3 -padx 3
4035 set cexpand [expr {$flags eq "*"}]
4036 } elseif {$flags eq ".." || $flags eq "*."} {
4037 set cframe $top.fr$cnt
4038 incr cnt
4039 ${NS}::frame $cframe
4040 pack $cframe -in $top -fill x -pady 3 -padx [list 15 3]
4041 set cexpand [expr {$flags eq "*."}]
4042 } else {
4043 set lxpad 5
4044 }
4046 if {$type eq "l"} {
4047 ${NS}::label $cframe.l_$id -text $title
4048 pack $cframe.l_$id -in $cframe -side left -pady [list 3 0] -anchor w
4049 } elseif {$type eq "b"} {
4050 ${NS}::checkbutton $cframe.c_$id -text $title -variable newviewopts($n,$id)
4051 pack $cframe.c_$id -in $cframe -side left \
4052 -padx [list $lxpad 0] -expand $cexpand -anchor w
4053 } elseif {[regexp {^r(\d+)$} $type type sz]} {
4054 regexp {^(.*_)} $id uselessvar button_id
4055 ${NS}::radiobutton $cframe.c_$id -text $title -variable newviewopts($n,$button_id) -value $sz
4056 pack $cframe.c_$id -in $cframe -side left \
4057 -padx [list $lxpad 0] -expand $cexpand -anchor w
4058 } elseif {[regexp {^t(\d+)$} $type type sz]} {
4059 ${NS}::label $cframe.l_$id -text $title
4060 ${NS}::entry $cframe.e_$id -width $sz -background $bgcolor \
4061 -textvariable newviewopts($n,$id)
4062 pack $cframe.l_$id -in $cframe -side left -padx [list $lxpad 0]
4063 pack $cframe.e_$id -in $cframe -side left -expand 1 -fill x
4064 } elseif {[regexp {^t(\d+)=$} $type type sz]} {
4065 ${NS}::label $cframe.l_$id -text $title
4066 ${NS}::entry $cframe.e_$id -width $sz -background $bgcolor \
4067 -textvariable newviewopts($n,$id)
4068 pack $cframe.l_$id -in $cframe -side top -pady [list 3 0] -anchor w
4069 pack $cframe.e_$id -in $cframe -side top -fill x
4070 } elseif {$type eq "path"} {
4071 ${NS}::label $top.l -text $title
4072 pack $top.l -in $top -side top -pady [list 3 0] -anchor w -padx 3
4073 text $top.t -width 40 -height 5 -background $bgcolor
4074 if {[info exists viewfiles($n)]} {
4075 foreach f $viewfiles($n) {
4076 $top.t insert end $f
4077 $top.t insert end "\n"
4078 }
4079 $top.t delete {end - 1c} end
4080 $top.t mark set insert 0.0
4081 }
4082 pack $top.t -in $top -side top -pady [list 0 5] -fill both -expand 1 -padx 3
4083 }
4084 }
4086 ${NS}::frame $top.buts
4087 ${NS}::button $top.buts.ok -text [mc "OK"] -command [list newviewok $top $n]
4088 ${NS}::button $top.buts.apply -text [mc "Apply (F5)"] -command [list newviewok $top $n 1]
4089 ${NS}::button $top.buts.can -text [mc "Cancel"] -command [list destroy $top]
4090 bind $top <Control-Return> [list newviewok $top $n]
4091 bind $top <F5> [list newviewok $top $n 1]
4092 bind $top <Escape> [list destroy $top]
4093 grid $top.buts.ok $top.buts.apply $top.buts.can
4094 grid columnconfigure $top.buts 0 -weight 1 -uniform a
4095 grid columnconfigure $top.buts 1 -weight 1 -uniform a
4096 grid columnconfigure $top.buts 2 -weight 1 -uniform a
4097 pack $top.buts -in $top -side top -fill x
4098 focus $top.t
4099 }
4101 proc doviewmenu {m first cmd op argv} {
4102 set nmenu [$m index end]
4103 for {set i $first} {$i <= $nmenu} {incr i} {
4104 if {[$m entrycget $i -command] eq $cmd} {
4105 eval $m $op $i $argv
4106 break
4107 }
4108 }
4109 }
4111 proc allviewmenus {n op args} {
4112 # global viewhlmenu
4114 doviewmenu .bar.view 5 [list showview $n] $op $args
4115 # doviewmenu $viewhlmenu 1 [list addvhighlight $n] $op $args
4116 }
4118 proc newviewok {top n {apply 0}} {
4119 global nextviewnum newviewperm newviewname newishighlight
4120 global viewname viewfiles viewperm selectedview curview
4121 global viewargs viewargscmd newviewopts viewhlmenu
4123 if {[catch {
4124 set newargs [encode_view_opts $n]
4125 } err]} {
4126 error_popup "[mc "Error in commit selection arguments:"] $err" $top
4127 return
4128 }
4129 set files {}
4130 foreach f [split [$top.t get 0.0 end] "\n"] {
4131 set ft [string trim $f]
4132 if {$ft ne {}} {
4133 lappend files $ft
4134 }
4135 }
4136 if {![info exists viewfiles($n)]} {
4137 # creating a new view
4138 incr nextviewnum
4139 set viewname($n) $newviewname($n)
4140 set viewperm($n) $newviewopts($n,perm)
4141 set viewfiles($n) $files
4142 set viewargs($n) $newargs
4143 set viewargscmd($n) $newviewopts($n,cmd)
4144 addviewmenu $n
4145 if {!$newishighlight} {
4146 run showview $n
4147 } else {
4148 run addvhighlight $n
4149 }
4150 } else {
4151 # editing an existing view
4152 set viewperm($n) $newviewopts($n,perm)
4153 if {$newviewname($n) ne $viewname($n)} {
4154 set viewname($n) $newviewname($n)
4155 doviewmenu .bar.view 5 [list showview $n] \
4156 entryconf [list -label $viewname($n)]
4157 # doviewmenu $viewhlmenu 1 [list addvhighlight $n] \
4158 # entryconf [list -label $viewname($n) -value $viewname($n)]
4159 }
4160 if {$files ne $viewfiles($n) || $newargs ne $viewargs($n) || \
4161 $newviewopts($n,cmd) ne $viewargscmd($n)} {
4162 set viewfiles($n) $files
4163 set viewargs($n) $newargs
4164 set viewargscmd($n) $newviewopts($n,cmd)
4165 if {$curview == $n} {
4166 run reloadcommits
4167 }
4168 }
4169 }
4170 if {$apply} return
4171 catch {destroy $top}
4172 }
4174 proc delview {} {
4175 global curview viewperm hlview selectedhlview
4177 if {$curview == 0} return
4178 if {[info exists hlview] && $hlview == $curview} {
4179 set selectedhlview [mc "None"]
4180 unset hlview
4181 }
4182 allviewmenus $curview delete
4183 set viewperm($curview) 0
4184 showview 0
4185 }
4187 proc addviewmenu {n} {
4188 global viewname viewhlmenu
4190 .bar.view add radiobutton -label $viewname($n) \
4191 -command [list showview $n] -variable selectedview -value $n
4192 #$viewhlmenu add radiobutton -label $viewname($n) \
4193 # -command [list addvhighlight $n] -variable selectedhlview
4194 }
4196 proc showview {n} {
4197 global curview cached_commitrow ordertok
4198 global displayorder parentlist rowidlist rowisopt rowfinal
4199 global colormap rowtextx nextcolor canvxmax
4200 global numcommits viewcomplete
4201 global selectedline currentid canv canvy0
4202 global treediffs
4203 global pending_select mainheadid
4204 global commitidx
4205 global selectedview
4206 global hlview selectedhlview commitinterest
4208 if {$n == $curview} return
4209 set selid {}
4210 set ymax [lindex [$canv cget -scrollregion] 3]
4211 set span [$canv yview]
4212 set ytop [expr {[lindex $span 0] * $ymax}]
4213 set ybot [expr {[lindex $span 1] * $ymax}]
4214 set yscreen [expr {($ybot - $ytop) / 2}]
4215 if {$selectedline ne {}} {
4216 set selid $currentid
4217 set y [yc $selectedline]
4218 if {$ytop < $y && $y < $ybot} {
4219 set yscreen [expr {$y - $ytop}]
4220 }
4221 } elseif {[info exists pending_select]} {
4222 set selid $pending_select
4223 unset pending_select
4224 }
4225 unselectline
4226 normalline
4227 catch {unset treediffs}
4228 clear_display
4229 if {[info exists hlview] && $hlview == $n} {
4230 unset hlview
4231 set selectedhlview [mc "None"]
4232 }
4233 catch {unset commitinterest}
4234 catch {unset cached_commitrow}
4235 catch {unset ordertok}
4237 set curview $n
4238 set selectedview $n
4239 .bar.view entryconf [mca "Edit view..."] -state [expr {$n == 0? "disabled": "normal"}]
4240 .bar.view entryconf [mca "Delete view"] -state [expr {$n == 0? "disabled": "normal"}]
4242 run refill_reflist
4243 if {![info exists viewcomplete($n)]} {
4244 getcommits $selid
4245 return
4246 }
4248 set displayorder {}
4249 set parentlist {}
4250 set rowidlist {}
4251 set rowisopt {}
4252 set rowfinal {}
4253 set numcommits $commitidx($n)
4255 catch {unset colormap}
4256 catch {unset rowtextx}
4257 set nextcolor 0
4258 set canvxmax [$canv cget -width]
4259 set curview $n
4260 set row 0
4261 setcanvscroll
4262 set yf 0
4263 set row {}
4264 if {$selid ne {} && [commitinview $selid $n]} {
4265 set row [rowofcommit $selid]
4266 # try to get the selected row in the same position on the screen
4267 set ymax [lindex [$canv cget -scrollregion] 3]
4268 set ytop [expr {[yc $row] - $yscreen}]
4269 if {$ytop < 0} {
4270 set ytop 0
4271 }
4272 set yf [expr {$ytop * 1.0 / $ymax}]
4273 }
4274 allcanvs yview moveto $yf
4275 drawvisible
4276 if {$row ne {}} {
4277 selectline $row 0
4278 } elseif {!$viewcomplete($n)} {
4279 reset_pending_select $selid
4280 } else {
4281 reset_pending_select {}
4283 if {[commitinview $pending_select $curview]} {
4284 selectline [rowofcommit $pending_select] 1
4285 } else {
4286 set row [first_real_row]
4287 if {$row < $numcommits} {
4288 selectline $row 0
4289 }
4290 }
4291 }
4292 if {!$viewcomplete($n)} {
4293 if {$numcommits == 0} {
4294 show_status [mc "Reading commits..."]
4295 }
4296 } elseif {$numcommits == 0} {
4297 show_status [mc "No commits selected"]
4298 }
4299 }
4301 # Stuff relating to the highlighting facility
4303 proc ishighlighted {id} {
4304 global vhighlights fhighlights nhighlights rhighlights
4306 if {[info exists nhighlights($id)] && $nhighlights($id) > 0} {
4307 return $nhighlights($id)
4308 }
4309 if {[info exists vhighlights($id)] && $vhighlights($id) > 0} {
4310 return $vhighlights($id)
4311 }
4312 if {[info exists fhighlights($id)] && $fhighlights($id) > 0} {
4313 return $fhighlights($id)
4314 }
4315 if {[info exists rhighlights($id)] && $rhighlights($id) > 0} {
4316 return $rhighlights($id)
4317 }
4318 return 0
4319 }
4321 proc bolden {id font} {
4322 global canv linehtag currentid boldids need_redisplay markedid
4324 # need_redisplay = 1 means the display is stale and about to be redrawn
4325 if {$need_redisplay} return
4326 lappend boldids $id
4327 $canv itemconf $linehtag($id) -font $font
4328 if {[info exists currentid] && $id eq $currentid} {
4329 $canv delete secsel
4330 set t [eval $canv create rect [$canv bbox $linehtag($id)] \
4331 -outline {{}} -tags secsel \
4332 -fill [$canv cget -selectbackground]]
4333 $canv lower $t
4334 }
4335 if {[info exists markedid] && $id eq $markedid} {
4336 make_idmark $id
4337 }
4338 }
4340 proc bolden_name {id font} {
4341 global canv2 linentag currentid boldnameids need_redisplay
4343 if {$need_redisplay} return
4344 lappend boldnameids $id
4345 $canv2 itemconf $linentag($id) -font $font
4346 if {[info exists currentid] && $id eq $currentid} {
4347 $canv2 delete secsel
4348 set t [eval $canv2 create rect [$canv2 bbox $linentag($id)] \
4349 -outline {{}} -tags secsel \
4350 -fill [$canv2 cget -selectbackground]]
4351 $canv2 lower $t
4352 }
4353 }
4355 proc unbolden {} {
4356 global boldids
4358 set stillbold {}
4359 foreach id $boldids {
4360 if {![ishighlighted $id]} {
4361 bolden $id mainfont
4362 } else {
4363 lappend stillbold $id
4364 }
4365 }
4366 set boldids $stillbold
4367 }
4369 proc addvhighlight {n} {
4370 global hlview viewcomplete curview vhl_done commitidx
4372 if {[info exists hlview]} {
4373 delvhighlight
4374 }
4375 set hlview $n
4376 if {$n != $curview && ![info exists viewcomplete($n)]} {
4377 start_rev_list $n
4378 }
4379 set vhl_done $commitidx($hlview)
4380 if {$vhl_done > 0} {
4381 drawvisible
4382 }
4383 }
4385 proc delvhighlight {} {
4386 global hlview vhighlights
4388 if {![info exists hlview]} return
4389 unset hlview
4390 catch {unset vhighlights}
4391 unbolden
4392 }
4394 proc vhighlightmore {} {
4395 global hlview vhl_done commitidx vhighlights curview
4397 set max $commitidx($hlview)
4398 set vr [visiblerows]
4399 set r0 [lindex $vr 0]
4400 set r1 [lindex $vr 1]
4401 for {set i $vhl_done} {$i < $max} {incr i} {
4402 set id [commitonrow $i $hlview]
4403 if {[commitinview $id $curview]} {
4404 set row [rowofcommit $id]
4405 if {$r0 <= $row && $row <= $r1} {
4406 if {![highlighted $row]} {
4407 bolden $id mainfontbold
4408 }
4409 set vhighlights($id) 1
4410 }
4411 }
4412 }
4413 set vhl_done $max
4414 return 0
4415 }
4417 proc askvhighlight {row id} {
4418 global hlview vhighlights iddrawn
4420 if {[commitinview $id $hlview]} {
4421 if {[info exists iddrawn($id)] && ![ishighlighted $id]} {
4422 bolden $id mainfontbold
4423 }
4424 set vhighlights($id) 1
4425 } else {
4426 set vhighlights($id) 0
4427 }
4428 }
4430 proc hfiles_change {} {
4431 global highlight_files filehighlight fhighlights fh_serial
4432 global highlight_paths
4434 if {[info exists filehighlight]} {
4435 # delete previous highlights
4436 catch {close $filehighlight}
4437 unset filehighlight
4438 catch {unset fhighlights}
4439 unbolden
4440 unhighlight_filelist
4441 }
4442 set highlight_paths {}
4443 after cancel do_file_hl $fh_serial
4444 incr fh_serial
4445 if {$highlight_files ne {}} {
4446 after 300 do_file_hl $fh_serial
4447 }
4448 }
4450 proc gdttype_change {name ix op} {
4451 global gdttype highlight_files findstring findpattern
4453 stopfinding
4454 if {$findstring ne {}} {
4455 if {$gdttype eq [mc "containing:"]} {
4456 if {$highlight_files ne {}} {
4457 set highlight_files {}
4458 hfiles_change
4459 }
4460 findcom_change
4461 } else {
4462 if {$findpattern ne {}} {
4463 set findpattern {}
4464 findcom_change
4465 }
4466 set highlight_files $findstring
4467 hfiles_change
4468 }
4469 drawvisible
4470 }
4471 # enable/disable findtype/findloc menus too
4472 }
4474 proc find_change {name ix op} {
4475 global gdttype findstring highlight_files
4477 stopfinding
4478 if {$gdttype eq [mc "containing:"]} {
4479 findcom_change
4480 } else {
4481 if {$highlight_files ne $findstring} {
4482 set highlight_files $findstring
4483 hfiles_change
4484 }
4485 }
4486 drawvisible
4487 }
4489 proc findcom_change args {
4490 global nhighlights boldnameids
4491 global findpattern findtype findstring gdttype
4493 stopfinding
4494 # delete previous highlights, if any
4495 foreach id $boldnameids {
4496 bolden_name $id mainfont
4497 }
4498 set boldnameids {}
4499 catch {unset nhighlights}
4500 unbolden
4501 unmarkmatches
4502 if {$gdttype ne [mc "containing:"] || $findstring eq {}} {
4503 set findpattern {}
4504 } elseif {$findtype eq [mc "Regexp"]} {
4505 set findpattern $findstring
4506 } else {
4507 set e [string map {"*" "\\*" "?" "\\?" "\[" "\\\[" "\\" "\\\\"} \
4508 $findstring]
4509 set findpattern "*$e*"
4510 }
4511 }
4513 proc makepatterns {l} {
4514 set ret {}
4515 foreach e $l {
4516 set ee [string map {"*" "\\*" "?" "\\?" "\[" "\\\[" "\\" "\\\\"} $e]
4517 if {[string index $ee end] eq "/"} {
4518 lappend ret "$ee*"
4519 } else {
4520 lappend ret $ee
4521 lappend ret "$ee/*"
4522 }
4523 }
4524 return $ret
4525 }
4527 proc do_file_hl {serial} {
4528 global highlight_files filehighlight highlight_paths gdttype fhl_list
4529 global cdup
4531 if {$gdttype eq [mc "touching paths:"]} {
4532 if {[catch {set paths [shellsplit $highlight_files]}]} return
4533 set highlight_paths [makepatterns $paths]
4534 highlight_filelist
4535 set relative_paths {}
4536 foreach path $paths {
4537 lappend relative_paths [file join $cdup $path]
4538 }
4539 set gdtargs [concat -- $relative_paths]
4540 } elseif {$gdttype eq [mc "adding/removing string:"]} {
4541 set gdtargs [list "-S$highlight_files"]
4542 } else {
4543 # must be "containing:", i.e. we're searching commit info
4544 return
4545 }
4546 set cmd [concat | git diff-tree -r -s --stdin $gdtargs]
4547 set filehighlight [open $cmd r+]
4548 fconfigure $filehighlight -blocking 0
4549 filerun $filehighlight readfhighlight
4550 set fhl_list {}
4551 drawvisible
4552 flushhighlights
4553 }
4555 proc flushhighlights {} {
4556 global filehighlight fhl_list
4558 if {[info exists filehighlight]} {
4559 lappend fhl_list {}
4560 puts $filehighlight ""
4561 flush $filehighlight
4562 }
4563 }
4565 proc askfilehighlight {row id} {
4566 global filehighlight fhighlights fhl_list
4568 lappend fhl_list $id
4569 set fhighlights($id) -1
4570 puts $filehighlight $id
4571 }
4573 proc readfhighlight {} {
4574 global filehighlight fhighlights curview iddrawn
4575 global fhl_list find_dirn
4577 if {![info exists filehighlight]} {
4578 return 0
4579 }
4580 set nr 0
4581 while {[incr nr] <= 100 && [gets $filehighlight line] >= 0} {
4582 set line [string trim $line]
4583 set i [lsearch -exact $fhl_list $line]
4584 if {$i < 0} continue
4585 for {set j 0} {$j < $i} {incr j} {
4586 set id [lindex $fhl_list $j]
4587 set fhighlights($id) 0
4588 }
4589 set fhl_list [lrange $fhl_list [expr {$i+1}] end]
4590 if {$line eq {}} continue
4591 if {![commitinview $line $curview]} continue
4592 if {[info exists iddrawn($line)] && ![ishighlighted $line]} {
4593 bolden $line mainfontbold
4594 }
4595 set fhighlights($line) 1
4596 }
4597 if {[eof $filehighlight]} {
4598 # strange...
4599 puts "oops, git diff-tree died"
4600 catch {close $filehighlight}
4601 unset filehighlight
4602 return 0
4603 }
4604 if {[info exists find_dirn]} {
4605 run findmore
4606 }
4607 return 1
4608 }
4610 proc doesmatch {f} {
4611 global findtype findpattern
4613 if {$findtype eq [mc "Regexp"]} {
4614 return [regexp $findpattern $f]
4615 } elseif {$findtype eq [mc "IgnCase"]} {
4616 return [string match -nocase $findpattern $f]
4617 } else {
4618 return [string match $findpattern $f]
4619 }
4620 }
4622 proc askfindhighlight {row id} {
4623 global nhighlights commitinfo iddrawn
4624 global findloc
4625 global markingmatches
4627 if {![info exists commitinfo($id)]} {
4628 getcommit $id
4629 }
4630 set info $commitinfo($id)
4631 set isbold 0
4632 set fldtypes [list [mc Headline] [mc Author] [mc Date] [mc Committer] [mc CDate] [mc Comments]]
4633 foreach f $info ty $fldtypes {
4634 if {($findloc eq [mc "All fields"] || $findloc eq $ty) &&
4635 [doesmatch $f]} {
4636 if {$ty eq [mc "Author"]} {
4637 set isbold 2
4638 break
4639 }
4640 set isbold 1
4641 }
4642 }
4643 if {$isbold && [info exists iddrawn($id)]} {
4644 if {![ishighlighted $id]} {
4645 bolden $id mainfontbold
4646 if {$isbold > 1} {
4647 bolden_name $id mainfontbold
4648 }
4649 }
4650 if {$markingmatches} {
4651 markrowmatches $row $id
4652 }
4653 }
4654 set nhighlights($id) $isbold
4655 }
4657 proc markrowmatches {row id} {
4658 global canv canv2 linehtag linentag commitinfo findloc
4660 set headline [lindex $commitinfo($id) 0]
4661 set author [lindex $commitinfo($id) 1]
4662 $canv delete match$row
4663 $canv2 delete match$row
4664 if {$findloc eq [mc "All fields"] || $findloc eq [mc "Headline"]} {
4665 set m [findmatches $headline]
4666 if {$m ne {}} {
4667 markmatches $canv $row $headline $linehtag($id) $m \
4668 [$canv itemcget $linehtag($id) -font] $row
4669 }
4670 }
4671 if {$findloc eq [mc "All fields"] || $findloc eq [mc "Author"]} {
4672 set m [findmatches $author]
4673 if {$m ne {}} {
4674 markmatches $canv2 $row $author $linentag($id) $m \
4675 [$canv2 itemcget $linentag($id) -font] $row
4676 }
4677 }
4678 }
4680 proc vrel_change {name ix op} {
4681 global highlight_related
4683 rhighlight_none
4684 if {$highlight_related ne [mc "None"]} {
4685 run drawvisible
4686 }
4687 }
4689 # prepare for testing whether commits are descendents or ancestors of a
4690 proc rhighlight_sel {a} {
4691 global descendent desc_todo ancestor anc_todo
4692 global highlight_related
4694 catch {unset descendent}
4695 set desc_todo [list $a]
4696 catch {unset ancestor}
4697 set anc_todo [list $a]
4698 if {$highlight_related ne [mc "None"]} {
4699 rhighlight_none
4700 run drawvisible
4701 }
4702 }
4704 proc rhighlight_none {} {
4705 global rhighlights
4707 catch {unset rhighlights}
4708 unbolden
4709 }
4711 proc is_descendent {a} {
4712 global curview children descendent desc_todo
4714 set v $curview
4715 set la [rowofcommit $a]
4716 set todo $desc_todo
4717 set leftover {}
4718 set done 0
4719 for {set i 0} {$i < [llength $todo]} {incr i} {
4720 set do [lindex $todo $i]
4721 if {[rowofcommit $do] < $la} {
4722 lappend leftover $do
4723 continue
4724 }
4725 foreach nk $children($v,$do) {
4726 if {![info exists descendent($nk)]} {
4727 set descendent($nk) 1
4728 lappend todo $nk
4729 if {$nk eq $a} {
4730 set done 1
4731 }
4732 }
4733 }
4734 if {$done} {
4735 set desc_todo [concat $leftover [lrange $todo [expr {$i+1}] end]]
4736 return
4737 }
4738 }
4739 set descendent($a) 0
4740 set desc_todo $leftover
4741 }
4743 proc is_ancestor {a} {
4744 global curview parents ancestor anc_todo
4746 set v $curview
4747 set la [rowofcommit $a]
4748 set todo $anc_todo
4749 set leftover {}
4750 set done 0
4751 for {set i 0} {$i < [llength $todo]} {incr i} {
4752 set do [lindex $todo $i]
4753 if {![commitinview $do $v] || [rowofcommit $do] > $la} {
4754 lappend leftover $do
4755 continue
4756 }
4757 foreach np $parents($v,$do) {
4758 if {![info exists ancestor($np)]} {
4759 set ancestor($np) 1
4760 lappend todo $np
4761 if {$np eq $a} {
4762 set done 1
4763 }
4764 }
4765 }
4766 if {$done} {
4767 set anc_todo [concat $leftover [lrange $todo [expr {$i+1}] end]]
4768 return
4769 }
4770 }
4771 set ancestor($a) 0
4772 set anc_todo $leftover
4773 }
4775 proc askrelhighlight {row id} {
4776 global descendent highlight_related iddrawn rhighlights
4777 global selectedline ancestor
4779 if {$selectedline eq {}} return
4780 set isbold 0
4781 if {$highlight_related eq [mc "Descendant"] ||
4782 $highlight_related eq [mc "Not descendant"]} {
4783 if {![info exists descendent($id)]} {
4784 is_descendent $id
4785 }
4786 if {$descendent($id) == ($highlight_related eq [mc "Descendant"])} {
4787 set isbold 1
4788 }
4789 } elseif {$highlight_related eq [mc "Ancestor"] ||
4790 $highlight_related eq [mc "Not ancestor"]} {
4791 if {![info exists ancestor($id)]} {
4792 is_ancestor $id
4793 }
4794 if {$ancestor($id) == ($highlight_related eq [mc "Ancestor"])} {
4795 set isbold 1
4796 }
4797 }
4798 if {[info exists iddrawn($id)]} {
4799 if {$isbold && ![ishighlighted $id]} {
4800 bolden $id mainfontbold
4801 }
4802 }
4803 set rhighlights($id) $isbold
4804 }
4806 # Graph layout functions
4808 proc shortids {ids} {
4809 set res {}
4810 foreach id $ids {
4811 if {[llength $id] > 1} {
4812 lappend res [shortids $id]
4813 } elseif {[regexp {^[0-9a-f]{40}$} $id]} {
4814 lappend res [string range $id 0 7]
4815 } else {
4816 lappend res $id
4817 }
4818 }
4819 return $res
4820 }
4822 proc ntimes {n o} {
4823 set ret {}
4824 set o [list $o]
4825 for {set mask 1} {$mask <= $n} {incr mask $mask} {
4826 if {($n & $mask) != 0} {
4827 set ret [concat $ret $o]
4828 }
4829 set o [concat $o $o]
4830 }
4831 return $ret
4832 }
4834 proc ordertoken {id} {
4835 global ordertok curview varcid varcstart varctok curview parents children
4836 global nullid nullid2
4838 if {[info exists ordertok($id)]} {
4839 return $ordertok($id)
4840 }
4841 set origid $id
4842 set todo {}
4843 while {1} {
4844 if {[info exists varcid($curview,$id)]} {
4845 set a $varcid($curview,$id)
4846 set p [lindex $varcstart($curview) $a]
4847 } else {
4848 set p [lindex $children($curview,$id) 0]
4849 }
4850 if {[info exists ordertok($p)]} {
4851 set tok $ordertok($p)
4852 break
4853 }
4854 set id [first_real_child $curview,$p]
4855 if {$id eq {}} {
4856 # it's a root
4857 set tok [lindex $varctok($curview) $varcid($curview,$p)]
4858 break
4859 }
4860 if {[llength $parents($curview,$id)] == 1} {
4861 lappend todo [list $p {}]
4862 } else {
4863 set j [lsearch -exact $parents($curview,$id) $p]
4864 if {$j < 0} {
4865 puts "oops didn't find [shortids $p] in parents of [shortids $id]"
4866 }
4867 lappend todo [list $p [strrep $j]]
4868 }
4869 }
4870 for {set i [llength $todo]} {[incr i -1] >= 0} {} {
4871 set p [lindex $todo $i 0]
4872 append tok [lindex $todo $i 1]
4873 set ordertok($p) $tok
4874 }
4875 set ordertok($origid) $tok
4876 return $tok
4877 }
4879 # Work out where id should go in idlist so that order-token
4880 # values increase from left to right
4881 proc idcol {idlist id {i 0}} {
4882 set t [ordertoken $id]
4883 if {$i < 0} {
4884 set i 0
4885 }
4886 if {$i >= [llength $idlist] || $t < [ordertoken [lindex $idlist $i]]} {
4887 if {$i > [llength $idlist]} {
4888 set i [llength $idlist]
4889 }
4890 while {[incr i -1] >= 0 && $t < [ordertoken [lindex $idlist $i]]} {}
4891 incr i
4892 } else {
4893 if {$t > [ordertoken [lindex $idlist $i]]} {
4894 while {[incr i] < [llength $idlist] &&
4895 $t >= [ordertoken [lindex $idlist $i]]} {}
4896 }
4897 }
4898 return $i
4899 }
4901 proc initlayout {} {
4902 global rowidlist rowisopt rowfinal displayorder parentlist
4903 global numcommits canvxmax canv
4904 global nextcolor
4905 global colormap rowtextx
4907 set numcommits 0
4908 set displayorder {}
4909 set parentlist {}
4910 set nextcolor 0
4911 set rowidlist {}
4912 set rowisopt {}
4913 set rowfinal {}
4914 set canvxmax [$canv cget -width]
4915 catch {unset colormap}
4916 catch {unset rowtextx}
4917 setcanvscroll
4918 }
4920 proc setcanvscroll {} {
4921 global canv canv2 canv3 numcommits linespc canvxmax canvy0
4922 global lastscrollset lastscrollrows
4924 set ymax [expr {$canvy0 + ($numcommits - 0.5) * $linespc + 2}]
4925 $canv conf -scrollregion [list 0 0 $canvxmax $ymax]
4926 $canv2 conf -scrollregion [list 0 0 0 $ymax]
4927 $canv3 conf -scrollregion [list 0 0 0 $ymax]
4928 set lastscrollset [clock clicks -milliseconds]
4929 set lastscrollrows $numcommits
4930 }
4932 proc visiblerows {} {
4933 global canv numcommits linespc
4935 set ymax [lindex [$canv cget -scrollregion] 3]
4936 if {$ymax eq {} || $ymax == 0} return
4937 set f [$canv yview]
4938 set y0 [expr {int([lindex $f 0] * $ymax)}]
4939 set r0 [expr {int(($y0 - 3) / $linespc) - 1}]
4940 if {$r0 < 0} {
4941 set r0 0
4942 }
4943 set y1 [expr {int([lindex $f 1] * $ymax)}]
4944 set r1 [expr {int(($y1 - 3) / $linespc) + 1}]
4945 if {$r1 >= $numcommits} {
4946 set r1 [expr {$numcommits - 1}]
4947 }
4948 return [list $r0 $r1]
4949 }
4951 proc layoutmore {} {
4952 global commitidx viewcomplete curview
4953 global numcommits pending_select curview
4954 global lastscrollset lastscrollrows
4956 if {$lastscrollrows < 100 || $viewcomplete($curview) ||
4957 [clock clicks -milliseconds] - $lastscrollset > 500} {
4958 setcanvscroll
4959 }
4960 if {[info exists pending_select] &&
4961 [commitinview $pending_select $curview]} {
4962 update
4963 selectline [rowofcommit $pending_select] 1
4964 }
4965 drawvisible
4966 }
4968 # With path limiting, we mightn't get the actual HEAD commit,
4969 # so ask git rev-list what is the first ancestor of HEAD that
4970 # touches a file in the path limit.
4971 proc get_viewmainhead {view} {
4972 global viewmainheadid vfilelimit viewinstances mainheadid
4974 catch {
4975 set rfd [open [concat | git rev-list -1 $mainheadid \
4976 -- $vfilelimit($view)] r]
4977 set j [reg_instance $rfd]
4978 lappend viewinstances($view) $j
4979 fconfigure $rfd -blocking 0
4980 filerun $rfd [list getviewhead $rfd $j $view]
4981 set viewmainheadid($curview) {}
4982 }
4983 }
4985 # git rev-list should give us just 1 line to use as viewmainheadid($view)
4986 proc getviewhead {fd inst view} {
4987 global viewmainheadid commfd curview viewinstances showlocalchanges
4989 set id {}
4990 if {[gets $fd line] < 0} {
4991 if {![eof $fd]} {
4992 return 1
4993 }
4994 } elseif {[string length $line] == 40 && [string is xdigit $line]} {
4995 set id $line
4996 }
4997 set viewmainheadid($view) $id
4998 close $fd
4999 unset commfd($inst)
5000 set i [lsearch -exact $viewinstances($view) $inst]
5001 if {$i >= 0} {
5002 set viewinstances($view) [lreplace $viewinstances($view) $i $i]
5003 }
5004 if {$showlocalchanges && $id ne {} && $view == $curview} {
5005 doshowlocalchanges
5006 }
5007 return 0
5008 }
5010 proc doshowlocalchanges {} {
5011 global curview viewmainheadid
5013 if {$viewmainheadid($curview) eq {}} return
5014 if {[commitinview $viewmainheadid($curview) $curview]} {
5015 dodiffindex
5016 } else {
5017 interestedin $viewmainheadid($curview) dodiffindex
5018 }
5019 }
5021 proc dohidelocalchanges {} {
5022 global nullid nullid2 lserial curview
5024 if {[commitinview $nullid $curview]} {
5025 removefakerow $nullid
5026 }
5027 if {[commitinview $nullid2 $curview]} {
5028 removefakerow $nullid2
5029 }
5030 incr lserial
5031 }
5033 # spawn off a process to do git diff-index --cached HEAD
5034 proc dodiffindex {} {
5035 global lserial showlocalchanges vfilelimit curview
5036 global isworktree
5038 if {!$showlocalchanges || !$isworktree} return
5039 incr lserial
5040 set cmd "|git diff-index --cached HEAD"
5041 if {$vfilelimit($curview) ne {}} {
5042 set cmd [concat $cmd -- $vfilelimit($curview)]
5043 }
5044 set fd [open $cmd r]
5045 fconfigure $fd -blocking 0
5046 set i [reg_instance $fd]
5047 filerun $fd [list readdiffindex $fd $lserial $i]
5048 }
5050 proc readdiffindex {fd serial inst} {
5051 global viewmainheadid nullid nullid2 curview commitinfo commitdata lserial
5052 global vfilelimit
5054 set isdiff 1
5055 if {[gets $fd line] < 0} {
5056 if {![eof $fd]} {
5057 return 1
5058 }
5059 set isdiff 0
5060 }
5061 # we only need to see one line and we don't really care what it says...
5062 stop_instance $inst
5064 if {$serial != $lserial} {
5065 return 0
5066 }
5068 # now see if there are any local changes not checked in to the index
5069 set cmd "|git diff-files"
5070 if {$vfilelimit($curview) ne {}} {
5071 set cmd [concat $cmd -- $vfilelimit($curview)]
5072 }
5073 set fd [open $cmd r]
5074 fconfigure $fd -blocking 0
5075 set i [reg_instance $fd]
5076 filerun $fd [list readdifffiles $fd $serial $i]
5078 if {$isdiff && ![commitinview $nullid2 $curview]} {
5079 # add the line for the changes in the index to the graph
5080 set hl [mc "Local changes checked in to index but not committed"]
5081 set commitinfo($nullid2) [list $hl {} {} {} {} " $hl\n"]
5082 set commitdata($nullid2) "\n $hl\n"
5083 if {[commitinview $nullid $curview]} {
5084 removefakerow $nullid
5085 }
5086 insertfakerow $nullid2 $viewmainheadid($curview)
5087 } elseif {!$isdiff && [commitinview $nullid2 $curview]} {
5088 if {[commitinview $nullid $curview]} {
5089 removefakerow $nullid
5090 }
5091 removefakerow $nullid2
5092 }
5093 return 0
5094 }
5096 proc readdifffiles {fd serial inst} {
5097 global viewmainheadid nullid nullid2 curview
5098 global commitinfo commitdata lserial
5100 set isdiff 1
5101 if {[gets $fd line] < 0} {
5102 if {![eof $fd]} {
5103 return 1
5104 }
5105 set isdiff 0
5106 }
5107 # we only need to see one line and we don't really care what it says...
5108 stop_instance $inst
5110 if {$serial != $lserial} {
5111 return 0
5112 }
5114 if {$isdiff && ![commitinview $nullid $curview]} {
5115 # add the line for the local diff to the graph
5116 set hl [mc "Local uncommitted changes, not checked in to index"]
5117 set commitinfo($nullid) [list $hl {} {} {} {} " $hl\n"]
5118 set commitdata($nullid) "\n $hl\n"
5119 if {[commitinview $nullid2 $curview]} {
5120 set p $nullid2
5121 } else {
5122 set p $viewmainheadid($curview)
5123 }
5124 insertfakerow $nullid $p
5125 } elseif {!$isdiff && [commitinview $nullid $curview]} {
5126 removefakerow $nullid
5127 }
5128 return 0
5129 }
5131 proc nextuse {id row} {
5132 global curview children
5134 if {[info exists children($curview,$id)]} {
5135 foreach kid $children($curview,$id) {
5136 if {![commitinview $kid $curview]} {
5137 return -1
5138 }
5139 if {[rowofcommit $kid] > $row} {
5140 return [rowofcommit $kid]
5141 }
5142 }
5143 }
5144 if {[commitinview $id $curview]} {
5145 return [rowofcommit $id]
5146 }
5147 return -1
5148 }
5150 proc prevuse {id row} {
5151 global curview children
5153 set ret -1
5154 if {[info exists children($curview,$id)]} {
5155 foreach kid $children($curview,$id) {
5156 if {![commitinview $kid $curview]} break
5157 if {[rowofcommit $kid] < $row} {
5158 set ret [rowofcommit $kid]
5159 }
5160 }
5161 }
5162 return $ret
5163 }
5165 proc make_idlist {row} {
5166 global displayorder parentlist uparrowlen downarrowlen mingaplen
5167 global commitidx curview children
5169 set r [expr {$row - $mingaplen - $downarrowlen - 1}]
5170 if {$r < 0} {
5171 set r 0
5172 }
5173 set ra [expr {$row - $downarrowlen}]
5174 if {$ra < 0} {
5175 set ra 0
5176 }
5177 set rb [expr {$row + $uparrowlen}]
5178 if {$rb > $commitidx($curview)} {
5179 set rb $commitidx($curview)
5180 }
5181 make_disporder $r [expr {$rb + 1}]
5182 set ids {}
5183 for {} {$r < $ra} {incr r} {
5184 set nextid [lindex $displayorder [expr {$r + 1}]]
5185 foreach p [lindex $parentlist $r] {
5186 if {$p eq $nextid} continue
5187 set rn [nextuse $p $r]
5188 if {$rn >= $row &&
5189 $rn <= $r + $downarrowlen + $mingaplen + $uparrowlen} {
5190 lappend ids [list [ordertoken $p] $p]
5191 }
5192 }
5193 }
5194 for {} {$r < $row} {incr r} {
5195 set nextid [lindex $displayorder [expr {$r + 1}]]
5196 foreach p [lindex $parentlist $r] {
5197 if {$p eq $nextid} continue
5198 set rn [nextuse $p $r]
5199 if {$rn < 0 || $rn >= $row} {
5200 lappend ids [list [ordertoken $p] $p]
5201 }
5202 }
5203 }
5204 set id [lindex $displayorder $row]
5205 lappend ids [list [ordertoken $id] $id]
5206 while {$r < $rb} {
5207 foreach p [lindex $parentlist $r] {
5208 set firstkid [lindex $children($curview,$p) 0]
5209 if {[rowofcommit $firstkid] < $row} {
5210 lappend ids [list [ordertoken $p] $p]
5211 }
5212 }
5213 incr r
5214 set id [lindex $displayorder $r]
5215 if {$id ne {}} {
5216 set firstkid [lindex $children($curview,$id) 0]
5217 if {$firstkid ne {} && [rowofcommit $firstkid] < $row} {
5218 lappend ids [list [ordertoken $id] $id]
5219 }
5220 }
5221 }
5222 set idlist {}
5223 foreach idx [lsort -unique $ids] {
5224 lappend idlist [lindex $idx 1]
5225 }
5226 return $idlist
5227 }
5229 proc rowsequal {a b} {
5230 while {[set i [lsearch -exact $a {}]] >= 0} {
5231 set a [lreplace $a $i $i]
5232 }
5233 while {[set i [lsearch -exact $b {}]] >= 0} {
5234 set b [lreplace $b $i $i]
5235 }
5236 return [expr {$a eq $b}]
5237 }
5239 proc makeupline {id row rend col} {
5240 global rowidlist uparrowlen downarrowlen mingaplen
5242 for {set r $rend} {1} {set r $rstart} {
5243 set rstart [prevuse $id $r]
5244 if {$rstart < 0} return
5245 if {$rstart < $row} break
5246 }
5247 if {$rstart + $uparrowlen + $mingaplen + $downarrowlen < $rend} {
5248 set rstart [expr {$rend - $uparrowlen - 1}]
5249 }
5250 for {set r $rstart} {[incr r] <= $row} {} {
5251 set idlist [lindex $rowidlist $r]
5252 if {$idlist ne {} && [lsearch -exact $idlist $id] < 0} {
5253 set col [idcol $idlist $id $col]
5254 lset rowidlist $r [linsert $idlist $col $id]
5255 changedrow $r
5256 }
5257 }
5258 }
5260 proc layoutrows {row endrow} {
5261 global rowidlist rowisopt rowfinal displayorder
5262 global uparrowlen downarrowlen maxwidth mingaplen
5263 global children parentlist
5264 global commitidx viewcomplete curview
5266 make_disporder [expr {$row - 1}] [expr {$endrow + $uparrowlen}]
5267 set idlist {}
5268 if {$row > 0} {
5269 set rm1 [expr {$row - 1}]
5270 foreach id [lindex $rowidlist $rm1] {
5271 if {$id ne {}} {
5272 lappend idlist $id
5273 }
5274 }
5275 set final [lindex $rowfinal $rm1]
5276 }
5277 for {} {$row < $endrow} {incr row} {
5278 set rm1 [expr {$row - 1}]
5279 if {$rm1 < 0 || $idlist eq {}} {
5280 set idlist [make_idlist $row]
5281 set final 1
5282 } else {
5283 set id [lindex $displayorder $rm1]
5284 set col [lsearch -exact $idlist $id]
5285 set idlist [lreplace $idlist $col $col]
5286 foreach p [lindex $parentlist $rm1] {
5287 if {[lsearch -exact $idlist $p] < 0} {
5288 set col [idcol $idlist $p $col]
5289 set idlist [linsert $idlist $col $p]
5290 # if not the first child, we have to insert a line going up
5291 if {$id ne [lindex $children($curview,$p) 0]} {
5292 makeupline $p $rm1 $row $col
5293 }
5294 }
5295 }
5296 set id [lindex $displayorder $row]
5297 if {$row > $downarrowlen} {
5298 set termrow [expr {$row - $downarrowlen - 1}]
5299 foreach p [lindex $parentlist $termrow] {
5300 set i [lsearch -exact $idlist $p]
5301 if {$i < 0} continue
5302 set nr [nextuse $p $termrow]
5303 if {$nr < 0 || $nr >= $row + $mingaplen + $uparrowlen} {
5304 set idlist [lreplace $idlist $i $i]
5305 }
5306 }
5307 }
5308 set col [lsearch -exact $idlist $id]
5309 if {$col < 0} {
5310 set col [idcol $idlist $id]
5311 set idlist [linsert $idlist $col $id]
5312 if {$children($curview,$id) ne {}} {
5313 makeupline $id $rm1 $row $col
5314 }
5315 }
5316 set r [expr {$row + $uparrowlen - 1}]
5317 if {$r < $commitidx($curview)} {
5318 set x $col
5319 foreach p [lindex $parentlist $r] {
5320 if {[lsearch -exact $idlist $p] >= 0} continue
5321 set fk [lindex $children($curview,$p) 0]
5322 if {[rowofcommit $fk] < $row} {
5323 set x [idcol $idlist $p $x]
5324 set idlist [linsert $idlist $x $p]
5325 }
5326 }
5327 if {[incr r] < $commitidx($curview)} {
5328 set p [lindex $displayorder $r]
5329 if {[lsearch -exact $idlist $p] < 0} {
5330 set fk [lindex $children($curview,$p) 0]
5331 if {$fk ne {} && [rowofcommit $fk] < $row} {
5332 set x [idcol $idlist $p $x]
5333 set idlist [linsert $idlist $x $p]
5334 }
5335 }
5336 }
5337 }
5338 }
5339 if {$final && !$viewcomplete($curview) &&
5340 $row + $uparrowlen + $mingaplen + $downarrowlen
5341 >= $commitidx($curview)} {
5342 set final 0
5343 }
5344 set l [llength $rowidlist]
5345 if {$row == $l} {
5346 lappend rowidlist $idlist
5347 lappend rowisopt 0
5348 lappend rowfinal $final
5349 } elseif {$row < $l} {
5350 if {![rowsequal $idlist [lindex $rowidlist $row]]} {
5351 lset rowidlist $row $idlist
5352 changedrow $row
5353 }
5354 lset rowfinal $row $final
5355 } else {
5356 set pad [ntimes [expr {$row - $l}] {}]
5357 set rowidlist [concat $rowidlist $pad]
5358 lappend rowidlist $idlist
5359 set rowfinal [concat $rowfinal $pad]
5360 lappend rowfinal $final
5361 set rowisopt [concat $rowisopt [ntimes [expr {$row - $l + 1}] 0]]
5362 }
5363 }
5364 return $row
5365 }
5367 proc changedrow {row} {
5368 global displayorder iddrawn rowisopt need_redisplay
5370 set l [llength $rowisopt]
5371 if {$row < $l} {
5372 lset rowisopt $row 0
5373 if {$row + 1 < $l} {
5374 lset rowisopt [expr {$row + 1}] 0
5375 if {$row + 2 < $l} {
5376 lset rowisopt [expr {$row + 2}] 0
5377 }
5378 }
5379 }
5380 set id [lindex $displayorder $row]
5381 if {[info exists iddrawn($id)]} {
5382 set need_redisplay 1
5383 }
5384 }
5386 proc insert_pad {row col npad} {
5387 global rowidlist
5389 set pad [ntimes $npad {}]
5390 set idlist [lindex $rowidlist $row]
5391 set bef [lrange $idlist 0 [expr {$col - 1}]]
5392 set aft [lrange $idlist $col end]
5393 set i [lsearch -exact $aft {}]
5394 if {$i > 0} {
5395 set aft [lreplace $aft $i $i]
5396 }
5397 lset rowidlist $row [concat $bef $pad $aft]
5398 changedrow $row
5399 }
5401 proc optimize_rows {row col endrow} {
5402 global rowidlist rowisopt displayorder curview children
5404 if {$row < 1} {
5405 set row 1
5406 }
5407 for {} {$row < $endrow} {incr row; set col 0} {
5408 if {[lindex $rowisopt $row]} continue
5409 set haspad 0
5410 set y0 [expr {$row - 1}]
5411 set ym [expr {$row - 2}]
5412 set idlist [lindex $rowidlist $row]
5413 set previdlist [lindex $rowidlist $y0]
5414 if {$idlist eq {} || $previdlist eq {}} continue
5415 if {$ym >= 0} {
5416 set pprevidlist [lindex $rowidlist $ym]
5417 if {$pprevidlist eq {}} continue
5418 } else {
5419 set pprevidlist {}
5420 }
5421 set x0 -1
5422 set xm -1
5423 for {} {$col < [llength $idlist]} {incr col} {
5424 set id [lindex $idlist $col]
5425 if {[lindex $previdlist $col] eq $id} continue
5426 if {$id eq {}} {
5427 set haspad 1
5428 continue
5429 }
5430 set x0 [lsearch -exact $previdlist $id]
5431 if {$x0 < 0} continue
5432 set z [expr {$x0 - $col}]
5433 set isarrow 0
5434 set z0 {}
5435 if {$ym >= 0} {
5436 set xm [lsearch -exact $pprevidlist $id]
5437 if {$xm >= 0} {
5438 set z0 [expr {$xm - $x0}]
5439 }
5440 }
5441 if {$z0 eq {}} {
5442 # if row y0 is the first child of $id then it's not an arrow
5443 if {[lindex $children($curview,$id) 0] ne
5444 [lindex $displayorder $y0]} {
5445 set isarrow 1
5446 }
5447 }
5448 if {!$isarrow && $id ne [lindex $displayorder $row] &&
5449 [lsearch -exact [lindex $rowidlist [expr {$row+1}]] $id] < 0} {
5450 set isarrow 1
5451 }
5452 # Looking at lines from this row to the previous row,
5453 # make them go straight up if they end in an arrow on
5454 # the previous row; otherwise make them go straight up
5455 # or at 45 degrees.
5456 if {$z < -1 || ($z < 0 && $isarrow)} {
5457 # Line currently goes left too much;
5458 # insert pads in the previous row, then optimize it
5459 set npad [expr {-1 - $z + $isarrow}]
5460 insert_pad $y0 $x0 $npad
5461 if {$y0 > 0} {
5462 optimize_rows $y0 $x0 $row
5463 }
5464 set previdlist [lindex $rowidlist $y0]
5465 set x0 [lsearch -exact $previdlist $id]
5466 set z [expr {$x0 - $col}]
5467 if {$z0 ne {}} {
5468 set pprevidlist [lindex $rowidlist $ym]
5469 set xm [lsearch -exact $pprevidlist $id]
5470 set z0 [expr {$xm - $x0}]
5471 }
5472 } elseif {$z > 1 || ($z > 0 && $isarrow)} {
5473 # Line currently goes right too much;
5474 # insert pads in this line
5475 set npad [expr {$z - 1 + $isarrow}]
5476 insert_pad $row $col $npad
5477 set idlist [lindex $rowidlist $row]
5478 incr col $npad
5479 set z [expr {$x0 - $col}]
5480 set haspad 1
5481 }
5482 if {$z0 eq {} && !$isarrow && $ym >= 0} {
5483 # this line links to its first child on row $row-2
5484 set id [lindex $displayorder $ym]
5485 set xc [lsearch -exact $pprevidlist $id]
5486 if {$xc >= 0} {
5487 set z0 [expr {$xc - $x0}]
5488 }
5489 }
5490 # avoid lines jigging left then immediately right
5491 if {$z0 ne {} && $z < 0 && $z0 > 0} {
5492 insert_pad $y0 $x0 1
5493 incr x0
5494 optimize_rows $y0 $x0 $row
5495 set previdlist [lindex $rowidlist $y0]
5496 }
5497 }
5498 if {!$haspad} {
5499 # Find the first column that doesn't have a line going right
5500 for {set col [llength $idlist]} {[incr col -1] >= 0} {} {
5501 set id [lindex $idlist $col]
5502 if {$id eq {}} break
5503 set x0 [lsearch -exact $previdlist $id]
5504 if {$x0 < 0} {
5505 # check if this is the link to the first child
5506 set kid [lindex $displayorder $y0]
5507 if {[lindex $children($curview,$id) 0] eq $kid} {
5508 # it is, work out offset to child
5509 set x0 [lsearch -exact $previdlist $kid]
5510 }
5511 }
5512 if {$x0 <= $col} break
5513 }
5514 # Insert a pad at that column as long as it has a line and
5515 # isn't the last column
5516 if {$x0 >= 0 && [incr col] < [llength $idlist]} {
5517 set idlist [linsert $idlist $col {}]
5518 lset rowidlist $row $idlist
5519 changedrow $row
5520 }
5521 }
5522 }
5523 }
5525 proc xc {row col} {
5526 global canvx0 linespc
5527 return [expr {$canvx0 + $col * $linespc}]
5528 }
5530 proc yc {row} {
5531 global canvy0 linespc
5532 return [expr {$canvy0 + $row * $linespc}]
5533 }
5535 proc linewidth {id} {
5536 global thickerline lthickness
5538 set wid $lthickness
5539 if {[info exists thickerline] && $id eq $thickerline} {
5540 set wid [expr {2 * $lthickness}]
5541 }
5542 return $wid
5543 }
5545 proc rowranges {id} {
5546 global curview children uparrowlen downarrowlen
5547 global rowidlist
5549 set kids $children($curview,$id)
5550 if {$kids eq {}} {
5551 return {}
5552 }
5553 set ret {}
5554 lappend kids $id
5555 foreach child $kids {
5556 if {![commitinview $child $curview]} break
5557 set row [rowofcommit $child]
5558 if {![info exists prev]} {
5559 lappend ret [expr {$row + 1}]
5560 } else {
5561 if {$row <= $prevrow} {
5562 puts "oops children of [shortids $id] out of order [shortids $child] $row <= [shortids $prev] $prevrow"
5563 }
5564 # see if the line extends the whole way from prevrow to row
5565 if {$row > $prevrow + $uparrowlen + $downarrowlen &&
5566 [lsearch -exact [lindex $rowidlist \
5567 [expr {int(($row + $prevrow) / 2)}]] $id] < 0} {
5568 # it doesn't, see where it ends
5569 set r [expr {$prevrow + $downarrowlen}]
5570 if {[lsearch -exact [lindex $rowidlist $r] $id] < 0} {
5571 while {[incr r -1] > $prevrow &&
5572 [lsearch -exact [lindex $rowidlist $r] $id] < 0} {}
5573 } else {
5574 while {[incr r] <= $row &&
5575 [lsearch -exact [lindex $rowidlist $r] $id] >= 0} {}
5576 incr r -1
5577 }
5578 lappend ret $r
5579 # see where it starts up again
5580 set r [expr {$row - $uparrowlen}]
5581 if {[lsearch -exact [lindex $rowidlist $r] $id] < 0} {
5582 while {[incr r] < $row &&
5583 [lsearch -exact [lindex $rowidlist $r] $id] < 0} {}
5584 } else {
5585 while {[incr r -1] >= $prevrow &&
5586 [lsearch -exact [lindex $rowidlist $r] $id] >= 0} {}
5587 incr r
5588 }
5589 lappend ret $r
5590 }
5591 }
5592 if {$child eq $id} {
5593 lappend ret $row
5594 }
5595 set prev $child
5596 set prevrow $row
5597 }
5598 return $ret
5599 }
5601 proc drawlineseg {id row endrow arrowlow} {
5602 global rowidlist displayorder iddrawn linesegs
5603 global canv colormap linespc curview maxlinelen parentlist
5605 set cols [list [lsearch -exact [lindex $rowidlist $row] $id]]
5606 set le [expr {$row + 1}]
5607 set arrowhigh 1
5608 while {1} {
5609 set c [lsearch -exact [lindex $rowidlist $le] $id]
5610 if {$c < 0} {
5611 incr le -1
5612 break
5613 }
5614 lappend cols $c
5615 set x [lindex $displayorder $le]
5616 if {$x eq $id} {
5617 set arrowhigh 0
5618 break
5619 }
5620 if {[info exists iddrawn($x)] || $le == $endrow} {
5621 set c [lsearch -exact [lindex $rowidlist [expr {$le+1}]] $id]
5622 if {$c >= 0} {
5623 lappend cols $c
5624 set arrowhigh 0
5625 }
5626 break
5627 }
5628 incr le
5629 }
5630 if {$le <= $row} {
5631 return $row
5632 }
5634 set lines {}
5635 set i 0
5636 set joinhigh 0
5637 if {[info exists linesegs($id)]} {
5638 set lines $linesegs($id)
5639 foreach li $lines {
5640 set r0 [lindex $li 0]
5641 if {$r0 > $row} {
5642 if {$r0 == $le && [lindex $li 1] - $row <= $maxlinelen} {
5643 set joinhigh 1
5644 }
5645 break
5646 }
5647 incr i
5648 }
5649 }
5650 set joinlow 0
5651 if {$i > 0} {
5652 set li [lindex $lines [expr {$i-1}]]
5653 set r1 [lindex $li 1]
5654 if {$r1 == $row && $le - [lindex $li 0] <= $maxlinelen} {
5655 set joinlow 1
5656 }
5657 }
5659 set x [lindex $cols [expr {$le - $row}]]
5660 set xp [lindex $cols [expr {$le - 1 - $row}]]
5661 set dir [expr {$xp - $x}]
5662 if {$joinhigh} {
5663 set ith [lindex $lines $i 2]
5664 set coords [$canv coords $ith]
5665 set ah [$canv itemcget $ith -arrow]
5666 set arrowhigh [expr {$ah eq "first" || $ah eq "both"}]
5667 set x2 [lindex $cols [expr {$le + 1 - $row}]]
5668 if {$x2 ne {} && $x - $x2 == $dir} {
5669 set coords [lrange $coords 0 end-2]
5670 }
5671 } else {
5672 set coords [list [xc $le $x] [yc $le]]
5673 }
5674 if {$joinlow} {
5675 set itl [lindex $lines [expr {$i-1}] 2]
5676 set al [$canv itemcget $itl -arrow]
5677 set arrowlow [expr {$al eq "last" || $al eq "both"}]
5678 } elseif {$arrowlow} {
5679 if {[lsearch -exact [lindex $rowidlist [expr {$row-1}]] $id] >= 0 ||
5680 [lsearch -exact [lindex $parentlist [expr {$row-1}]] $id] >= 0} {
5681 set arrowlow 0
5682 }
5683 }
5684 set arrow [lindex {none first last both} [expr {$arrowhigh + 2*$arrowlow}]]
5685 for {set y $le} {[incr y -1] > $row} {} {
5686 set x $xp
5687 set xp [lindex $cols [expr {$y - 1 - $row}]]
5688 set ndir [expr {$xp - $x}]
5689 if {$dir != $ndir || $xp < 0} {
5690 lappend coords [xc $y $x] [yc $y]
5691 }
5692 set dir $ndir
5693 }
5694 if {!$joinlow} {
5695 if {$xp < 0} {
5696 # join parent line to first child
5697 set ch [lindex $displayorder $row]
5698 set xc [lsearch -exact [lindex $rowidlist $row] $ch]
5699 if {$xc < 0} {
5700 puts "oops: drawlineseg: child $ch not on row $row"
5701 } elseif {$xc != $x} {
5702 if {($arrowhigh && $le == $row + 1) || $dir == 0} {
5703 set d [expr {int(0.5 * $linespc)}]
5704 set x1 [xc $row $x]
5705 if {$xc < $x} {
5706 set x2 [expr {$x1 - $d}]
5707 } else {
5708 set x2 [expr {$x1 + $d}]
5709 }
5710 set y2 [yc $row]
5711 set y1 [expr {$y2 + $d}]
5712 lappend coords $x1 $y1 $x2 $y2
5713 } elseif {$xc < $x - 1} {
5714 lappend coords [xc $row [expr {$x-1}]] [yc $row]
5715 } elseif {$xc > $x + 1} {
5716 lappend coords [xc $row [expr {$x+1}]] [yc $row]
5717 }
5718 set x $xc
5719 }
5720 lappend coords [xc $row $x] [yc $row]
5721 } else {
5722 set xn [xc $row $xp]
5723 set yn [yc $row]
5724 lappend coords $xn $yn
5725 }
5726 if {!$joinhigh} {
5727 assigncolor $id
5728 set t [$canv create line $coords -width [linewidth $id] \
5729 -fill $colormap($id) -tags lines.$id -arrow $arrow]
5730 $canv lower $t
5731 bindline $t $id
5732 set lines [linsert $lines $i [list $row $le $t]]
5733 } else {
5734 $canv coords $ith $coords
5735 if {$arrow ne $ah} {
5736 $canv itemconf $ith -arrow $arrow
5737 }
5738 lset lines $i 0 $row
5739 }
5740 } else {
5741 set xo [lsearch -exact [lindex $rowidlist [expr {$row - 1}]] $id]
5742 set ndir [expr {$xo - $xp}]
5743 set clow [$canv coords $itl]
5744 if {$dir == $ndir} {
5745 set clow [lrange $clow 2 end]
5746 }
5747 set coords [concat $coords $clow]
5748 if {!$joinhigh} {
5749 lset lines [expr {$i-1}] 1 $le
5750 } else {
5751 # coalesce two pieces
5752 $canv delete $ith
5753 set b [lindex $lines [expr {$i-1}] 0]
5754 set e [lindex $lines $i 1]
5755 set lines [lreplace $lines [expr {$i-1}] $i [list $b $e $itl]]
5756 }
5757 $canv coords $itl $coords
5758 if {$arrow ne $al} {
5759 $canv itemconf $itl -arrow $arrow
5760 }
5761 }
5763 set linesegs($id) $lines
5764 return $le
5765 }
5767 proc drawparentlinks {id row} {
5768 global rowidlist canv colormap curview parentlist
5769 global idpos linespc
5771 set rowids [lindex $rowidlist $row]
5772 set col [lsearch -exact $rowids $id]
5773 if {$col < 0} return
5774 set olds [lindex $parentlist $row]
5775 set row2 [expr {$row + 1}]
5776 set x [xc $row $col]
5777 set y [yc $row]
5778 set y2 [yc $row2]
5779 set d [expr {int(0.5 * $linespc)}]
5780 set ymid [expr {$y + $d}]
5781 set ids [lindex $rowidlist $row2]
5782 # rmx = right-most X coord used
5783 set rmx 0
5784 foreach p $olds {
5785 set i [lsearch -exact $ids $p]
5786 if {$i < 0} {
5787 puts "oops, parent $p of $id not in list"
5788 continue
5789 }
5790 set x2 [xc $row2 $i]
5791 if {$x2 > $rmx} {
5792 set rmx $x2
5793 }
5794 set j [lsearch -exact $rowids $p]
5795 if {$j < 0} {
5796 # drawlineseg will do this one for us
5797 continue
5798 }
5799 assigncolor $p
5800 # should handle duplicated parents here...
5801 set coords [list $x $y]
5802 if {$i != $col} {
5803 # if attaching to a vertical segment, draw a smaller
5804 # slant for visual distinctness
5805 if {$i == $j} {
5806 if {$i < $col} {
5807 lappend coords [expr {$x2 + $d}] $y $x2 $ymid
5808 } else {
5809 lappend coords [expr {$x2 - $d}] $y $x2 $ymid
5810 }
5811 } elseif {$i < $col && $i < $j} {
5812 # segment slants towards us already
5813 lappend coords [xc $row $j] $y
5814 } else {
5815 if {$i < $col - 1} {
5816 lappend coords [expr {$x2 + $linespc}] $y
5817 } elseif {$i > $col + 1} {
5818 lappend coords [expr {$x2 - $linespc}] $y
5819 }
5820 lappend coords $x2 $y2
5821 }
5822 } else {
5823 lappend coords $x2 $y2
5824 }
5825 set t [$canv create line $coords -width [linewidth $p] \
5826 -fill $colormap($p) -tags lines.$p]
5827 $canv lower $t
5828 bindline $t $p
5829 }
5830 if {$rmx > [lindex $idpos($id) 1]} {
5831 lset idpos($id) 1 $rmx
5832 redrawtags $id
5833 }
5834 }
5836 proc drawlines {id} {
5837 global canv
5839 $canv itemconf lines.$id -width [linewidth $id]
5840 }
5842 proc drawcmittext {id row col} {
5843 global linespc canv canv2 canv3 fgcolor curview
5844 global cmitlisted commitinfo rowidlist parentlist
5845 global rowtextx idpos idtags idheads idotherrefs
5846 global linehtag linentag linedtag selectedline
5847 global canvxmax boldids boldnameids fgcolor markedid
5848 global mainheadid nullid nullid2 circleitem circlecolors ctxbut
5850 # listed is 0 for boundary, 1 for normal, 2 for negative, 3 for left, 4 for right
5851 set listed $cmitlisted($curview,$id)
5852 if {$id eq $nullid} {
5853 set ofill red
5854 } elseif {$id eq $nullid2} {
5855 set ofill green
5856 } elseif {$id eq $mainheadid} {
5857 set ofill yellow
5858 } else {
5859 set ofill [lindex $circlecolors $listed]
5860 }
5861 set x [xc $row $col]
5862 set y [yc $row]
5863 set orad [expr {$linespc / 3}]
5864 if {$listed <= 2} {
5865 set t [$canv create oval [expr {$x - $orad}] [expr {$y - $orad}] \
5866 [expr {$x + $orad - 1}] [expr {$y + $orad - 1}] \
5867 -fill $ofill -outline $fgcolor -width 1 -tags circle]
5868 } elseif {$listed == 3} {
5869 # triangle pointing left for left-side commits
5870 set t [$canv create polygon \
5871 [expr {$x - $orad}] $y \
5872 [expr {$x + $orad - 1}] [expr {$y - $orad}] \
5873 [expr {$x + $orad - 1}] [expr {$y + $orad - 1}] \
5874 -fill $ofill -outline $fgcolor -width 1 -tags circle]
5875 } else {
5876 # triangle pointing right for right-side commits
5877 set t [$canv create polygon \
5878 [expr {$x + $orad - 1}] $y \
5879 [expr {$x - $orad}] [expr {$y - $orad}] \
5880 [expr {$x - $orad}] [expr {$y + $orad - 1}] \
5881 -fill $ofill -outline $fgcolor -width 1 -tags circle]
5882 }
5883 set circleitem($row) $t
5884 $canv raise $t
5885 $canv bind $t <1> {selcanvline {} %x %y}
5886 set rmx [llength [lindex $rowidlist $row]]
5887 set olds [lindex $parentlist $row]
5888 if {$olds ne {}} {
5889 set nextids [lindex $rowidlist [expr {$row + 1}]]
5890 foreach p $olds {
5891 set i [lsearch -exact $nextids $p]
5892 if {$i > $rmx} {
5893 set rmx $i
5894 }
5895 }
5896 }
5897 set xt [xc $row $rmx]
5898 set rowtextx($row) $xt
5899 set idpos($id) [list $x $xt $y]
5900 if {[info exists idtags($id)] || [info exists idheads($id)]
5901 || [info exists idotherrefs($id)]} {
5902 set xt [drawtags $id $x $xt $y]
5903 }
5904 if {[lindex $commitinfo($id) 6] > 0} {
5905 set xt [drawnotesign $xt $y]
5906 }
5907 set headline [lindex $commitinfo($id) 0]
5908 set name [lindex $commitinfo($id) 1]
5909 set date [lindex $commitinfo($id) 2]
5910 set date [formatdate $date]
5911 set font mainfont
5912 set nfont mainfont
5913 set isbold [ishighlighted $id]
5914 if {$isbold > 0} {
5915 lappend boldids $id
5916 set font mainfontbold
5917 if {$isbold > 1} {
5918 lappend boldnameids $id
5919 set nfont mainfontbold
5920 }
5921 }
5922 set linehtag($id) [$canv create text $xt $y -anchor w -fill $fgcolor \
5923 -text $headline -font $font -tags text]
5924 $canv bind $linehtag($id) $ctxbut "rowmenu %X %Y $id"
5925 set linentag($id) [$canv2 create text 3 $y -anchor w -fill $fgcolor \
5926 -text $name -font $nfont -tags text]
5927 set linedtag($id) [$canv3 create text 3 $y -anchor w -fill $fgcolor \
5928 -text $date -font mainfont -tags text]
5929 if {$selectedline == $row} {
5930 make_secsel $id
5931 }
5932 if {[info exists markedid] && $markedid eq $id} {
5933 make_idmark $id
5934 }
5935 set xr [expr {$xt + [font measure $font $headline]}]
5936 if {$xr > $canvxmax} {
5937 set canvxmax $xr
5938 setcanvscroll
5939 }
5940 }
5942 proc drawcmitrow {row} {
5943 global displayorder rowidlist nrows_drawn
5944 global iddrawn markingmatches
5945 global commitinfo numcommits
5946 global filehighlight fhighlights findpattern nhighlights
5947 global hlview vhighlights
5948 global highlight_related rhighlights
5950 if {$row >= $numcommits} return
5952 set id [lindex $displayorder $row]
5953 if {[info exists hlview] && ![info exists vhighlights($id)]} {
5954 askvhighlight $row $id
5955 }
5956 if {[info exists filehighlight] && ![info exists fhighlights($id)]} {
5957 askfilehighlight $row $id
5958 }
5959 if {$findpattern ne {} && ![info exists nhighlights($id)]} {
5960 askfindhighlight $row $id
5961 }
5962 if {$highlight_related ne [mc "None"] && ![info exists rhighlights($id)]} {
5963 askrelhighlight $row $id
5964 }
5965 if {![info exists iddrawn($id)]} {
5966 set col [lsearch -exact [lindex $rowidlist $row] $id]
5967 if {$col < 0} {
5968 puts "oops, row $row id $id not in list"
5969 return
5970 }
5971 if {![info exists commitinfo($id)]} {
5972 getcommit $id
5973 }
5974 assigncolor $id
5975 drawcmittext $id $row $col
5976 set iddrawn($id) 1
5977 incr nrows_drawn
5978 }
5979 if {$markingmatches} {
5980 markrowmatches $row $id
5981 }
5982 }
5984 proc drawcommits {row {endrow {}}} {
5985 global numcommits iddrawn displayorder curview need_redisplay
5986 global parentlist rowidlist rowfinal uparrowlen downarrowlen nrows_drawn
5988 if {$row < 0} {
5989 set row 0
5990 }
5991 if {$endrow eq {}} {
5992 set endrow $row
5993 }
5994 if {$endrow >= $numcommits} {
5995 set endrow [expr {$numcommits - 1}]
5996 }
5998 set rl1 [expr {$row - $downarrowlen - 3}]
5999 if {$rl1 < 0} {
6000 set rl1 0
6001 }
6002 set ro1 [expr {$row - 3}]
6003 if {$ro1 < 0} {
6004 set ro1 0
6005 }
6006 set r2 [expr {$endrow + $uparrowlen + 3}]
6007 if {$r2 > $numcommits} {
6008 set r2 $numcommits
6009 }
6010 for {set r $rl1} {$r < $r2} {incr r} {
6011 if {[lindex $rowidlist $r] ne {} && [lindex $rowfinal $r]} {
6012 if {$rl1 < $r} {
6013 layoutrows $rl1 $r
6014 }
6015 set rl1 [expr {$r + 1}]
6016 }
6017 }
6018 if {$rl1 < $r} {
6019 layoutrows $rl1 $r
6020 }
6021 optimize_rows $ro1 0 $r2
6022 if {$need_redisplay || $nrows_drawn > 2000} {
6023 clear_display
6024 }
6026 # make the lines join to already-drawn rows either side
6027 set r [expr {$row - 1}]
6028 if {$r < 0 || ![info exists iddrawn([lindex $displayorder $r])]} {
6029 set r $row
6030 }
6031 set er [expr {$endrow + 1}]
6032 if {$er >= $numcommits ||
6033 ![info exists iddrawn([lindex $displayorder $er])]} {
6034 set er $endrow
6035 }
6036 for {} {$r <= $er} {incr r} {
6037 set id [lindex $displayorder $r]
6038 set wasdrawn [info exists iddrawn($id)]
6039 drawcmitrow $r
6040 if {$r == $er} break
6041 set nextid [lindex $displayorder [expr {$r + 1}]]
6042 if {$wasdrawn && [info exists iddrawn($nextid)]} continue
6043 drawparentlinks $id $r
6045 set rowids [lindex $rowidlist $r]
6046 foreach lid $rowids {
6047 if {$lid eq {}} continue
6048 if {[info exists lineend($lid)] && $lineend($lid) > $r} continue
6049 if {$lid eq $id} {
6050 # see if this is the first child of any of its parents
6051 foreach p [lindex $parentlist $r] {
6052 if {[lsearch -exact $rowids $p] < 0} {
6053 # make this line extend up to the child
6054 set lineend($p) [drawlineseg $p $r $er 0]
6055 }
6056 }
6057 } else {
6058 set lineend($lid) [drawlineseg $lid $r $er 1]
6059 }
6060 }
6061 }
6062 }
6064 proc undolayout {row} {
6065 global uparrowlen mingaplen downarrowlen
6066 global rowidlist rowisopt rowfinal need_redisplay
6068 set r [expr {$row - ($uparrowlen + $mingaplen + $downarrowlen)}]
6069 if {$r < 0} {
6070 set r 0
6071 }
6072 if {[llength $rowidlist] > $r} {
6073 incr r -1
6074 set rowidlist [lrange $rowidlist 0 $r]
6075 set rowfinal [lrange $rowfinal 0 $r]
6076 set rowisopt [lrange $rowisopt 0 $r]
6077 set need_redisplay 1
6078 run drawvisible
6079 }
6080 }
6082 proc drawvisible {} {
6083 global canv linespc curview vrowmod selectedline targetrow targetid
6084 global need_redisplay cscroll numcommits
6086 set fs [$canv yview]
6087 set ymax [lindex [$canv cget -scrollregion] 3]
6088 if {$ymax eq {} || $ymax == 0 || $numcommits == 0} return
6089 set f0 [lindex $fs 0]
6090 set f1 [lindex $fs 1]
6091 set y0 [expr {int($f0 * $ymax)}]
6092 set y1 [expr {int($f1 * $ymax)}]
6094 if {[info exists targetid]} {
6095 if {[commitinview $targetid $curview]} {
6096 set r [rowofcommit $targetid]
6097 if {$r != $targetrow} {
6098 # Fix up the scrollregion and change the scrolling position
6099 # now that our target row has moved.
6100 set diff [expr {($r - $targetrow) * $linespc}]
6101 set targetrow $r
6102 setcanvscroll
6103 set ymax [lindex [$canv cget -scrollregion] 3]
6104 incr y0 $diff
6105 incr y1 $diff
6106 set f0 [expr {$y0 / $ymax}]
6107 set f1 [expr {$y1 / $ymax}]
6108 allcanvs yview moveto $f0
6109 $cscroll set $f0 $f1
6110 set need_redisplay 1
6111 }
6112 } else {
6113 unset targetid
6114 }
6115 }
6117 set row [expr {int(($y0 - 3) / $linespc) - 1}]
6118 set endrow [expr {int(($y1 - 3) / $linespc) + 1}]
6119 if {$endrow >= $vrowmod($curview)} {
6120 update_arcrows $curview
6121 }
6122 if {$selectedline ne {} &&
6123 $row <= $selectedline && $selectedline <= $endrow} {
6124 set targetrow $selectedline
6125 } elseif {[info exists targetid]} {
6126 set targetrow [expr {int(($row + $endrow) / 2)}]
6127 }
6128 if {[info exists targetrow]} {
6129 if {$targetrow >= $numcommits} {
6130 set targetrow [expr {$numcommits - 1}]
6131 }
6132 set targetid [commitonrow $targetrow]
6133 }
6134 drawcommits $row $endrow
6135 }
6137 proc clear_display {} {
6138 global iddrawn linesegs need_redisplay nrows_drawn
6139 global vhighlights fhighlights nhighlights rhighlights
6140 global linehtag linentag linedtag boldids boldnameids
6142 allcanvs delete all
6143 catch {unset iddrawn}
6144 catch {unset linesegs}
6145 catch {unset linehtag}
6146 catch {unset linentag}
6147 catch {unset linedtag}
6148 set boldids {}
6149 set boldnameids {}
6150 catch {unset vhighlights}
6151 catch {unset fhighlights}
6152 catch {unset nhighlights}
6153 catch {unset rhighlights}
6154 set need_redisplay 0
6155 set nrows_drawn 0
6156 }
6158 proc findcrossings {id} {
6159 global rowidlist parentlist numcommits displayorder
6161 set cross {}
6162 set ccross {}
6163 foreach {s e} [rowranges $id] {
6164 if {$e >= $numcommits} {
6165 set e [expr {$numcommits - 1}]
6166 }
6167 if {$e <= $s} continue
6168 for {set row $e} {[incr row -1] >= $s} {} {
6169 set x [lsearch -exact [lindex $rowidlist $row] $id]
6170 if {$x < 0} break
6171 set olds [lindex $parentlist $row]
6172 set kid [lindex $displayorder $row]
6173 set kidx [lsearch -exact [lindex $rowidlist $row] $kid]
6174 if {$kidx < 0} continue
6175 set nextrow [lindex $rowidlist [expr {$row + 1}]]
6176 foreach p $olds {
6177 set px [lsearch -exact $nextrow $p]
6178 if {$px < 0} continue
6179 if {($kidx < $x && $x < $px) || ($px < $x && $x < $kidx)} {
6180 if {[lsearch -exact $ccross $p] >= 0} continue
6181 if {$x == $px + ($kidx < $px? -1: 1)} {
6182 lappend ccross $p
6183 } elseif {[lsearch -exact $cross $p] < 0} {
6184 lappend cross $p
6185 }
6186 }
6187 }
6188 }
6189 }
6190 return [concat $ccross {{}} $cross]
6191 }
6193 proc assigncolor {id} {
6194 global colormap colors nextcolor
6195 global parents children children curview
6197 if {[info exists colormap($id)]} return
6198 set ncolors [llength $colors]
6199 if {[info exists children($curview,$id)]} {
6200 set kids $children($curview,$id)
6201 } else {
6202 set kids {}
6203 }
6204 if {[llength $kids] == 1} {
6205 set child [lindex $kids 0]
6206 if {[info exists colormap($child)]
6207 && [llength $parents($curview,$child)] == 1} {
6208 set colormap($id) $colormap($child)
6209 return
6210 }
6211 }
6212 set badcolors {}
6213 set origbad {}
6214 foreach x [findcrossings $id] {
6215 if {$x eq {}} {
6216 # delimiter between corner crossings and other crossings
6217 if {[llength $badcolors] >= $ncolors - 1} break
6218 set origbad $badcolors
6219 }
6220 if {[info exists colormap($x)]
6221 && [lsearch -exact $badcolors $colormap($x)] < 0} {
6222 lappend badcolors $colormap($x)
6223 }
6224 }
6225 if {[llength $badcolors] >= $ncolors} {
6226 set badcolors $origbad
6227 }
6228 set origbad $badcolors
6229 if {[llength $badcolors] < $ncolors - 1} {
6230 foreach child $kids {
6231 if {[info exists colormap($child)]
6232 && [lsearch -exact $badcolors $colormap($child)] < 0} {
6233 lappend badcolors $colormap($child)
6234 }
6235 foreach p $parents($curview,$child) {
6236 if {[info exists colormap($p)]
6237 && [lsearch -exact $badcolors $colormap($p)] < 0} {
6238 lappend badcolors $colormap($p)
6239 }
6240 }
6241 }
6242 if {[llength $badcolors] >= $ncolors} {
6243 set badcolors $origbad
6244 }
6245 }
6246 for {set i 0} {$i <= $ncolors} {incr i} {
6247 set c [lindex $colors $nextcolor]
6248 if {[incr nextcolor] >= $ncolors} {
6249 set nextcolor 0
6250 }
6251 if {[lsearch -exact $badcolors $c]} break
6252 }
6253 set colormap($id) $c
6254 }
6256 proc bindline {t id} {
6257 global canv
6259 $canv bind $t <Enter> "lineenter %x %y $id"
6260 $canv bind $t <Motion> "linemotion %x %y $id"
6261 $canv bind $t <Leave> "lineleave $id"
6262 $canv bind $t <Button-1> "lineclick %x %y $id 1"
6263 }
6265 proc drawtags {id x xt y1} {
6266 global idtags idheads idotherrefs mainhead
6267 global linespc lthickness
6268 global canv rowtextx curview fgcolor bgcolor ctxbut
6270 set marks {}
6271 set ntags 0
6272 set nheads 0
6273 if {[info exists idtags($id)]} {
6274 set marks $idtags($id)
6275 set ntags [llength $marks]
6276 }
6277 if {[info exists idheads($id)]} {
6278 set marks [concat $marks $idheads($id)]
6279 set nheads [llength $idheads($id)]
6280 }
6281 if {[info exists idotherrefs($id)]} {
6282 set marks [concat $marks $idotherrefs($id)]
6283 }
6284 if {$marks eq {}} {
6285 return $xt
6286 }
6288 set delta [expr {int(0.5 * ($linespc - $lthickness))}]
6289 set yt [expr {$y1 - 0.5 * $linespc}]
6290 set yb [expr {$yt + $linespc - 1}]
6291 set xvals {}
6292 set wvals {}
6293 set i -1
6294 foreach tag $marks {
6295 incr i
6296 if {$i >= $ntags && $i < $ntags + $nheads && $tag eq $mainhead} {
6297 set wid [font measure mainfontbold $tag]
6298 } else {
6299 set wid [font measure mainfont $tag]
6300 }
6301 lappend xvals $xt
6302 lappend wvals $wid
6303 set xt [expr {$xt + $delta + $wid + $lthickness + $linespc}]
6304 }
6305 set t [$canv create line $x $y1 [lindex $xvals end] $y1 \
6306 -width $lthickness -fill black -tags tag.$id]
6307 $canv lower $t
6308 foreach tag $marks x $xvals wid $wvals {
6309 set tag_quoted [string map {% %%} $tag]
6310 set xl [expr {$x + $delta}]
6311 set xr [expr {$x + $delta + $wid + $lthickness}]
6312 set font mainfont
6313 if {[incr ntags -1] >= 0} {
6314 # draw a tag
6315 set t [$canv create polygon $x [expr {$yt + $delta}] $xl $yt \
6316 $xr $yt $xr $yb $xl $yb $x [expr {$yb - $delta}] \
6317 -width 1 -outline black -fill yellow -tags tag.$id]
6318 $canv bind $t <1> [list showtag $tag_quoted 1]
6319 set rowtextx([rowofcommit $id]) [expr {$xr + $linespc}]
6320 } else {
6321 # draw a head or other ref
6322 if {[incr nheads -1] >= 0} {
6323 set col green
6324 if {$tag eq $mainhead} {
6325 set font mainfontbold
6326 }
6327 } else {
6328 set col "#ddddff"
6329 }
6330 set xl [expr {$xl - $delta/2}]
6331 $canv create polygon $x $yt $xr $yt $xr $yb $x $yb \
6332 -width 1 -outline black -fill $col -tags tag.$id
6333 if {[regexp {^(remotes/.*/|remotes/)} $tag match remoteprefix]} {
6334 set rwid [font measure mainfont $remoteprefix]
6335 set xi [expr {$x + 1}]
6336 set yti [expr {$yt + 1}]
6337 set xri [expr {$x + $rwid}]
6338 $canv create polygon $xi $yti $xri $yti $xri $yb $xi $yb \
6339 -width 0 -fill "#ffddaa" -tags tag.$id
6340 }
6341 }
6342 set t [$canv create text $xl $y1 -anchor w -text $tag -fill $fgcolor \
6343 -font $font -tags [list tag.$id text]]
6344 if {$ntags >= 0} {
6345 $canv bind $t <1> [list showtag $tag_quoted 1]
6346 } elseif {$nheads >= 0} {
6347 $canv bind $t $ctxbut [list headmenu %X %Y $id $tag_quoted]
6348 }
6349 }
6350 return $xt
6351 }
6353 proc drawnotesign {xt y} {
6354 global linespc canv fgcolor
6356 set orad [expr {$linespc / 3}]
6357 set t [$canv create rectangle [expr {$xt - $orad}] [expr {$y - $orad}] \
6358 [expr {$xt + $orad - 1}] [expr {$y + $orad - 1}] \
6359 -fill yellow -outline $fgcolor -width 1 -tags circle]
6360 set xt [expr {$xt + $orad * 3}]
6361 return $xt
6362 }
6364 proc xcoord {i level ln} {
6365 global canvx0 xspc1 xspc2
6367 set x [expr {$canvx0 + $i * $xspc1($ln)}]
6368 if {$i > 0 && $i == $level} {
6369 set x [expr {$x + 0.5 * ($xspc2 - $xspc1($ln))}]
6370 } elseif {$i > $level} {
6371 set x [expr {$x + $xspc2 - $xspc1($ln)}]
6372 }
6373 return $x
6374 }
6376 proc show_status {msg} {
6377 global canv fgcolor
6379 clear_display
6380 $canv create text 3 3 -anchor nw -text $msg -font mainfont \
6381 -tags text -fill $fgcolor
6382 }
6384 # Don't change the text pane cursor if it is currently the hand cursor,
6385 # showing that we are over a sha1 ID link.
6386 proc settextcursor {c} {
6387 global ctext curtextcursor
6389 if {[$ctext cget -cursor] == $curtextcursor} {
6390 $ctext config -cursor $c
6391 }
6392 set curtextcursor $c
6393 }
6395 proc nowbusy {what {name {}}} {
6396 global isbusy busyname statusw
6398 if {[array names isbusy] eq {}} {
6399 . config -cursor watch
6400 settextcursor watch
6401 }
6402 set isbusy($what) 1
6403 set busyname($what) $name
6404 if {$name ne {}} {
6405 $statusw conf -text $name
6406 }
6407 }
6409 proc notbusy {what} {
6410 global isbusy maincursor textcursor busyname statusw
6412 catch {
6413 unset isbusy($what)
6414 if {$busyname($what) ne {} &&
6415 [$statusw cget -text] eq $busyname($what)} {
6416 $statusw conf -text {}
6417 }
6418 }
6419 if {[array names isbusy] eq {}} {
6420 . config -cursor $maincursor
6421 settextcursor $textcursor
6422 }
6423 }
6425 proc findmatches {f} {
6426 global findtype findstring
6427 if {$findtype == [mc "Regexp"]} {
6428 set matches [regexp -indices -all -inline $findstring $f]
6429 } else {
6430 set fs $findstring
6431 if {$findtype == [mc "IgnCase"]} {
6432 set f [string tolower $f]
6433 set fs [string tolower $fs]
6434 }
6435 set matches {}
6436 set i 0
6437 set l [string length $fs]
6438 while {[set j [string first $fs $f $i]] >= 0} {
6439 lappend matches [list $j [expr {$j+$l-1}]]
6440 set i [expr {$j + $l}]
6441 }
6442 }
6443 return $matches
6444 }
6446 proc dofind {{dirn 1} {wrap 1}} {
6447 global findstring findstartline findcurline selectedline numcommits
6448 global gdttype filehighlight fh_serial find_dirn findallowwrap
6450 if {[info exists find_dirn]} {
6451 if {$find_dirn == $dirn} return
6452 stopfinding
6453 }
6454 focus .
6455 if {$findstring eq {} || $numcommits == 0} return
6456 if {$selectedline eq {}} {
6457 set findstartline [lindex [visiblerows] [expr {$dirn < 0}]]
6458 } else {
6459 set findstartline $selectedline
6460 }
6461 set findcurline $findstartline
6462 nowbusy finding [mc "Searching"]
6463 if {$gdttype ne [mc "containing:"] && ![info exists filehighlight]} {
6464 after cancel do_file_hl $fh_serial
6465 do_file_hl $fh_serial
6466 }
6467 set find_dirn $dirn
6468 set findallowwrap $wrap
6469 run findmore
6470 }
6472 proc stopfinding {} {
6473 global find_dirn findcurline fprogcoord
6475 if {[info exists find_dirn]} {
6476 unset find_dirn
6477 unset findcurline
6478 notbusy finding
6479 set fprogcoord 0
6480 adjustprogress
6481 }
6482 stopblaming
6483 }
6485 proc findmore {} {
6486 global commitdata commitinfo numcommits findpattern findloc
6487 global findstartline findcurline findallowwrap
6488 global find_dirn gdttype fhighlights fprogcoord
6489 global curview varcorder vrownum varccommits vrowmod
6491 if {![info exists find_dirn]} {
6492 return 0
6493 }
6494 set fldtypes [list [mc "Headline"] [mc "Author"] [mc "Date"] [mc "Committer"] [mc "CDate"] [mc "Comments"]]
6495 set l $findcurline
6496 set moretodo 0
6497 if {$find_dirn > 0} {
6498 incr l
6499 if {$l >= $numcommits} {
6500 set l 0
6501 }
6502 if {$l <= $findstartline} {
6503 set lim [expr {$findstartline + 1}]
6504 } else {
6505 set lim $numcommits
6506 set moretodo $findallowwrap
6507 }
6508 } else {
6509 if {$l == 0} {
6510 set l $numcommits
6511 }
6512 incr l -1
6513 if {$l >= $findstartline} {
6514 set lim [expr {$findstartline - 1}]
6515 } else {
6516 set lim -1
6517 set moretodo $findallowwrap
6518 }
6519 }
6520 set n [expr {($lim - $l) * $find_dirn}]
6521 if {$n > 500} {
6522 set n 500
6523 set moretodo 1
6524 }
6525 if {$l + ($find_dirn > 0? $n: 1) > $vrowmod($curview)} {
6526 update_arcrows $curview
6527 }
6528 set found 0
6529 set domore 1
6530 set ai [bsearch $vrownum($curview) $l]
6531 set a [lindex $varcorder($curview) $ai]
6532 set arow [lindex $vrownum($curview) $ai]
6533 set ids [lindex $varccommits($curview,$a)]
6534 set arowend [expr {$arow + [llength $ids]}]
6535 if {$gdttype eq [mc "containing:"]} {
6536 for {} {$n > 0} {incr n -1; incr l $find_dirn} {
6537 if {$l < $arow || $l >= $arowend} {
6538 incr ai $find_dirn
6539 set a [lindex $varcorder($curview) $ai]
6540 set arow [lindex $vrownum($curview) $ai]
6541 set ids [lindex $varccommits($curview,$a)]
6542 set arowend [expr {$arow + [llength $ids]}]
6543 }
6544 set id [lindex $ids [expr {$l - $arow}]]
6545 # shouldn't happen unless git log doesn't give all the commits...
6546 if {![info exists commitdata($id)] ||
6547 ![doesmatch $commitdata($id)]} {
6548 continue
6549 }
6550 if {![info exists commitinfo($id)]} {
6551 getcommit $id
6552 }
6553 set info $commitinfo($id)
6554 foreach f $info ty $fldtypes {
6555 if {($findloc eq [mc "All fields"] || $findloc eq $ty) &&
6556 [doesmatch $f]} {
6557 set found 1
6558 break
6559 }
6560 }
6561 if {$found} break
6562 }
6563 } else {
6564 for {} {$n > 0} {incr n -1; incr l $find_dirn} {
6565 if {$l < $arow || $l >= $arowend} {
6566 incr ai $find_dirn
6567 set a [lindex $varcorder($curview) $ai]
6568 set arow [lindex $vrownum($curview) $ai]
6569 set ids [lindex $varccommits($curview,$a)]
6570 set arowend [expr {$arow + [llength $ids]}]
6571 }
6572 set id [lindex $ids [expr {$l - $arow}]]
6573 if {![info exists fhighlights($id)]} {
6574 # this sets fhighlights($id) to -1
6575 askfilehighlight $l $id
6576 }
6577 if {$fhighlights($id) > 0} {
6578 set found $domore
6579 break
6580 }
6581 if {$fhighlights($id) < 0} {
6582 if {$domore} {
6583 set domore 0
6584 set findcurline [expr {$l - $find_dirn}]
6585 }
6586 }
6587 }
6588 }
6589 if {$found || ($domore && !$moretodo)} {
6590 unset findcurline
6591 unset find_dirn
6592 notbusy finding
6593 set fprogcoord 0
6594 adjustprogress
6595 if {$found} {
6596 findselectline $l
6597 } else {
6598 bell
6599 }
6600 return 0
6601 }
6602 if {!$domore} {
6603 flushhighlights
6604 } else {
6605 set findcurline [expr {$l - $find_dirn}]
6606 }
6607 set n [expr {($findcurline - $findstartline) * $find_dirn - 1}]
6608 if {$n < 0} {
6609 incr n $numcommits
6610 }
6611 set fprogcoord [expr {$n * 1.0 / $numcommits}]
6612 adjustprogress
6613 return $domore
6614 }
6616 proc findselectline {l} {
6617 global findloc commentend ctext findcurline markingmatches gdttype
6619 set markingmatches [expr {$gdttype eq [mc "containing:"]}]
6620 set findcurline $l
6621 selectline $l 1
6622 if {$markingmatches &&
6623 ($findloc eq [mc "All fields"] || $findloc eq [mc "Comments"])} {
6624 # highlight the matches in the comments
6625 set f [$ctext get 1.0 $commentend]
6626 set matches [findmatches $f]
6627 foreach match $matches {
6628 set start [lindex $match 0]
6629 set end [expr {[lindex $match 1] + 1}]
6630 $ctext tag add found "1.0 + $start c" "1.0 + $end c"
6631 }
6632 }
6633 drawvisible
6634 }
6636 # mark the bits of a headline or author that match a find string
6637 proc markmatches {canv l str tag matches font row} {
6638 global selectedline
6640 set bbox [$canv bbox $tag]
6641 set x0 [lindex $bbox 0]
6642 set y0 [lindex $bbox 1]
6643 set y1 [lindex $bbox 3]
6644 foreach match $matches {
6645 set start [lindex $match 0]
6646 set end [lindex $match 1]
6647 if {$start > $end} continue
6648 set xoff [font measure $font [string range $str 0 [expr {$start-1}]]]
6649 set xlen [font measure $font [string range $str 0 [expr {$end}]]]
6650 set t [$canv create rect [expr {$x0+$xoff}] $y0 \
6651 [expr {$x0+$xlen+2}] $y1 \
6652 -outline {} -tags [list match$l matches] -fill yellow]
6653 $canv lower $t
6654 if {$row == $selectedline} {
6655 $canv raise $t secsel
6656 }
6657 }
6658 }
6660 proc unmarkmatches {} {
6661 global markingmatches
6663 allcanvs delete matches
6664 set markingmatches 0
6665 stopfinding
6666 }
6668 proc selcanvline {w x y} {
6669 global canv canvy0 ctext linespc
6670 global rowtextx
6671 set ymax [lindex [$canv cget -scrollregion] 3]
6672 if {$ymax == {}} return
6673 set yfrac [lindex [$canv yview] 0]
6674 set y [expr {$y + $yfrac * $ymax}]
6675 set l [expr {int(($y - $canvy0) / $linespc + 0.5)}]
6676 if {$l < 0} {
6677 set l 0
6678 }
6679 if {$w eq $canv} {
6680 set xmax [lindex [$canv cget -scrollregion] 2]
6681 set xleft [expr {[lindex [$canv xview] 0] * $xmax}]
6682 if {![info exists rowtextx($l)] || $xleft + $x < $rowtextx($l)} return
6683 }
6684 unmarkmatches
6685 selectline $l 1
6686 }
6688 proc commit_descriptor {p} {
6689 global commitinfo
6690 if {![info exists commitinfo($p)]} {
6691 getcommit $p
6692 }
6693 set l "..."
6694 if {[llength $commitinfo($p)] > 1} {
6695 set l [lindex $commitinfo($p) 0]
6696 }
6697 return "$p ($l)\n"
6698 }
6700 # append some text to the ctext widget, and make any SHA1 ID
6701 # that we know about be a clickable link.
6702 proc appendwithlinks {text tags} {
6703 global ctext linknum curview
6705 set start [$ctext index "end - 1c"]
6706 $ctext insert end $text $tags
6707 set links [regexp -indices -all -inline {\m[0-9a-f]{6,40}\M} $text]
6708 foreach l $links {
6709 set s [lindex $l 0]
6710 set e [lindex $l 1]
6711 set linkid [string range $text $s $e]
6712 incr e
6713 $ctext tag delete link$linknum
6714 $ctext tag add link$linknum "$start + $s c" "$start + $e c"
6715 setlink $linkid link$linknum
6716 incr linknum
6717 }
6718 }
6720 proc setlink {id lk} {
6721 global curview ctext pendinglinks
6723 set known 0
6724 if {[string length $id] < 40} {
6725 set matches [longid $id]
6726 if {[llength $matches] > 0} {
6727 if {[llength $matches] > 1} return
6728 set known 1
6729 set id [lindex $matches 0]
6730 }
6731 } else {
6732 set known [commitinview $id $curview]
6733 }
6734 if {$known} {
6735 $ctext tag conf $lk -foreground blue -underline 1
6736 $ctext tag bind $lk <1> [list selbyid $id]
6737 $ctext tag bind $lk <Enter> {linkcursor %W 1}
6738 $ctext tag bind $lk <Leave> {linkcursor %W -1}
6739 } else {
6740 lappend pendinglinks($id) $lk
6741 interestedin $id {makelink %P}
6742 }
6743 }
6745 proc appendshortlink {id {pre {}} {post {}}} {
6746 global ctext linknum
6748 $ctext insert end $pre
6749 $ctext tag delete link$linknum
6750 $ctext insert end [string range $id 0 7] link$linknum
6751 $ctext insert end $post
6752 setlink $id link$linknum
6753 incr linknum
6754 }
6756 proc makelink {id} {
6757 global pendinglinks
6759 if {![info exists pendinglinks($id)]} return
6760 foreach lk $pendinglinks($id) {
6761 setlink $id $lk
6762 }
6763 unset pendinglinks($id)
6764 }
6766 proc linkcursor {w inc} {
6767 global linkentercount curtextcursor
6769 if {[incr linkentercount $inc] > 0} {
6770 $w configure -cursor hand2
6771 } else {
6772 $w configure -cursor $curtextcursor
6773 if {$linkentercount < 0} {
6774 set linkentercount 0
6775 }
6776 }
6777 }
6779 proc viewnextline {dir} {
6780 global canv linespc
6782 $canv delete hover
6783 set ymax [lindex [$canv cget -scrollregion] 3]
6784 set wnow [$canv yview]
6785 set wtop [expr {[lindex $wnow 0] * $ymax}]
6786 set newtop [expr {$wtop + $dir * $linespc}]
6787 if {$newtop < 0} {
6788 set newtop 0
6789 } elseif {$newtop > $ymax} {
6790 set newtop $ymax
6791 }
6792 allcanvs yview moveto [expr {$newtop * 1.0 / $ymax}]
6793 }
6795 # add a list of tag or branch names at position pos
6796 # returns the number of names inserted
6797 proc appendrefs {pos ids var} {
6798 global ctext linknum curview $var maxrefs
6800 if {[catch {$ctext index $pos}]} {
6801 return 0
6802 }
6803 $ctext conf -state normal
6804 $ctext delete $pos "$pos lineend"
6805 set tags {}
6806 foreach id $ids {
6807 foreach tag [set $var\($id\)] {
6808 lappend tags [list $tag $id]
6809 }
6810 }
6811 if {[llength $tags] > $maxrefs} {
6812 $ctext insert $pos "[mc "many"] ([llength $tags])"
6813 } else {
6814 set tags [lsort -index 0 -decreasing $tags]
6815 set sep {}
6816 foreach ti $tags {
6817 set id [lindex $ti 1]
6818 set lk link$linknum
6819 incr linknum
6820 $ctext tag delete $lk
6821 $ctext insert $pos $sep
6822 $ctext insert $pos [lindex $ti 0] $lk
6823 setlink $id $lk
6824 set sep ", "
6825 }
6826 }
6827 $ctext conf -state disabled
6828 return [llength $tags]
6829 }
6831 # called when we have finished computing the nearby tags
6832 proc dispneartags {delay} {
6833 global selectedline currentid showneartags tagphase
6835 if {$selectedline eq {} || !$showneartags} return
6836 after cancel dispnexttag
6837 if {$delay} {
6838 after 200 dispnexttag
6839 set tagphase -1
6840 } else {
6841 after idle dispnexttag
6842 set tagphase 0
6843 }
6844 }
6846 proc dispnexttag {} {
6847 global selectedline currentid showneartags tagphase ctext
6849 if {$selectedline eq {} || !$showneartags} return
6850 switch -- $tagphase {
6851 0 {
6852 set dtags [desctags $currentid]
6853 if {$dtags ne {}} {
6854 appendrefs precedes $dtags idtags
6855 }
6856 }
6857 1 {
6858 set atags [anctags $currentid]
6859 if {$atags ne {}} {
6860 appendrefs follows $atags idtags
6861 }
6862 }
6863 2 {
6864 set dheads [descheads $currentid]
6865 if {$dheads ne {}} {
6866 if {[appendrefs branch $dheads idheads] > 1
6867 && [$ctext get "branch -3c"] eq "h"} {
6868 # turn "Branch" into "Branches"
6869 $ctext conf -state normal
6870 $ctext insert "branch -2c" "es"
6871 $ctext conf -state disabled
6872 }
6873 }
6874 }
6875 }
6876 if {[incr tagphase] <= 2} {
6877 after idle dispnexttag
6878 }
6879 }
6881 proc make_secsel {id} {
6882 global linehtag linentag linedtag canv canv2 canv3
6884 if {![info exists linehtag($id)]} return
6885 $canv delete secsel
6886 set t [eval $canv create rect [$canv bbox $linehtag($id)] -outline {{}} \
6887 -tags secsel -fill [$canv cget -selectbackground]]
6888 $canv lower $t
6889 $canv2 delete secsel
6890 set t [eval $canv2 create rect [$canv2 bbox $linentag($id)] -outline {{}} \
6891 -tags secsel -fill [$canv2 cget -selectbackground]]
6892 $canv2 lower $t
6893 $canv3 delete secsel
6894 set t [eval $canv3 create rect [$canv3 bbox $linedtag($id)] -outline {{}} \
6895 -tags secsel -fill [$canv3 cget -selectbackground]]
6896 $canv3 lower $t
6897 }
6899 proc make_idmark {id} {
6900 global linehtag canv fgcolor
6902 if {![info exists linehtag($id)]} return
6903 $canv delete markid
6904 set t [eval $canv create rect [$canv bbox $linehtag($id)] \
6905 -tags markid -outline $fgcolor]
6906 $canv raise $t
6907 }
6909 proc selectline {l isnew {desired_loc {}}} {
6910 global canv ctext commitinfo selectedline
6911 global canvy0 linespc parents children curview
6912 global currentid sha1entry
6913 global commentend idtags linknum
6914 global mergemax numcommits pending_select
6915 global cmitmode showneartags allcommits
6916 global targetrow targetid lastscrollrows
6917 global autoselect autosellen jump_to_here
6919 catch {unset pending_select}
6920 $canv delete hover
6921 normalline
6922 unsel_reflist
6923 stopfinding
6924 if {$l < 0 || $l >= $numcommits} return
6925 set id [commitonrow $l]
6926 set targetid $id
6927 set targetrow $l
6928 set selectedline $l
6929 set currentid $id
6930 if {$lastscrollrows < $numcommits} {
6931 setcanvscroll
6932 }
6934 set y [expr {$canvy0 + $l * $linespc}]
6935 set ymax [lindex [$canv cget -scrollregion] 3]
6936 set ytop [expr {$y - $linespc - 1}]
6937 set ybot [expr {$y + $linespc + 1}]
6938 set wnow [$canv yview]
6939 set wtop [expr {[lindex $wnow 0] * $ymax}]
6940 set wbot [expr {[lindex $wnow 1] * $ymax}]
6941 set wh [expr {$wbot - $wtop}]
6942 set newtop $wtop
6943 if {$ytop < $wtop} {
6944 if {$ybot < $wtop} {
6945 set newtop [expr {$y - $wh / 2.0}]
6946 } else {
6947 set newtop $ytop
6948 if {$newtop > $wtop - $linespc} {
6949 set newtop [expr {$wtop - $linespc}]
6950 }
6951 }
6952 } elseif {$ybot > $wbot} {
6953 if {$ytop > $wbot} {
6954 set newtop [expr {$y - $wh / 2.0}]
6955 } else {
6956 set newtop [expr {$ybot - $wh}]
6957 if {$newtop < $wtop + $linespc} {
6958 set newtop [expr {$wtop + $linespc}]
6959 }
6960 }
6961 }
6962 if {$newtop != $wtop} {
6963 if {$newtop < 0} {
6964 set newtop 0
6965 }
6966 allcanvs yview moveto [expr {$newtop * 1.0 / $ymax}]
6967 drawvisible
6968 }
6970 make_secsel $id
6972 if {$isnew} {
6973 addtohistory [list selbyid $id 0] savecmitpos
6974 }
6976 $sha1entry delete 0 end
6977 $sha1entry insert 0 $id
6978 if {$autoselect} {
6979 $sha1entry selection range 0 $autosellen
6980 }
6981 rhighlight_sel $id
6983 $ctext conf -state normal
6984 clear_ctext
6985 set linknum 0
6986 if {![info exists commitinfo($id)]} {
6987 getcommit $id
6988 }
6989 set info $commitinfo($id)
6990 set date [formatdate [lindex $info 2]]
6991 $ctext insert end "[mc "Author"]: [lindex $info 1] $date\n"
6992 set date [formatdate [lindex $info 4]]
6993 $ctext insert end "[mc "Committer"]: [lindex $info 3] $date\n"
6994 if {[info exists idtags($id)]} {
6995 $ctext insert end [mc "Tags:"]
6996 foreach tag $idtags($id) {
6997 $ctext insert end " $tag"
6998 }
6999 $ctext insert end "\n"
7000 }
7002 set headers {}
7003 set olds $parents($curview,$id)
7004 if {[llength $olds] > 1} {
7005 set np 0
7006 foreach p $olds {
7007 if {$np >= $mergemax} {
7008 set tag mmax
7009 } else {
7010 set tag m$np
7011 }
7012 $ctext insert end "[mc "Parent"]: " $tag
7013 appendwithlinks [commit_descriptor $p] {}
7014 incr np
7015 }
7016 } else {
7017 foreach p $olds {
7018 append headers "[mc "Parent"]: [commit_descriptor $p]"
7019 }
7020 }
7022 foreach c $children($curview,$id) {
7023 append headers "[mc "Child"]: [commit_descriptor $c]"
7024 }
7026 # make anything that looks like a SHA1 ID be a clickable link
7027 appendwithlinks $headers {}
7028 if {$showneartags} {
7029 if {![info exists allcommits]} {
7030 getallcommits
7031 }
7032 $ctext insert end "[mc "Branch"]: "
7033 $ctext mark set branch "end -1c"
7034 $ctext mark gravity branch left
7035 $ctext insert end "\n[mc "Follows"]: "
7036 $ctext mark set follows "end -1c"
7037 $ctext mark gravity follows left
7038 $ctext insert end "\n[mc "Precedes"]: "
7039 $ctext mark set precedes "end -1c"
7040 $ctext mark gravity precedes left
7041 $ctext insert end "\n"
7042 dispneartags 1
7043 }
7044 $ctext insert end "\n"
7045 set comment [lindex $info 5]
7046 if {[string first "\r" $comment] >= 0} {
7047 set comment [string map {"\r" "\n "} $comment]
7048 }
7049 appendwithlinks $comment {comment}
7051 $ctext tag remove found 1.0 end
7052 $ctext conf -state disabled
7053 set commentend [$ctext index "end - 1c"]
7055 set jump_to_here $desired_loc
7056 init_flist [mc "Comments"]
7057 if {$cmitmode eq "tree"} {
7058 gettree $id
7059 } elseif {[llength $olds] <= 1} {
7060 startdiff $id
7061 } else {
7062 mergediff $id
7063 }
7064 }
7066 proc selfirstline {} {
7067 unmarkmatches
7068 selectline 0 1
7069 }
7071 proc sellastline {} {
7072 global numcommits
7073 unmarkmatches
7074 set l [expr {$numcommits - 1}]
7075 selectline $l 1
7076 }
7078 proc selnextline {dir} {
7079 global selectedline
7080 focus .
7081 if {$selectedline eq {}} return
7082 set l [expr {$selectedline + $dir}]
7083 unmarkmatches
7084 selectline $l 1
7085 }
7087 proc selnextpage {dir} {
7088 global canv linespc selectedline numcommits
7090 set lpp [expr {([winfo height $canv] - 2) / $linespc}]
7091 if {$lpp < 1} {
7092 set lpp 1
7093 }
7094 allcanvs yview scroll [expr {$dir * $lpp}] units
7095 drawvisible
7096 if {$selectedline eq {}} return
7097 set l [expr {$selectedline + $dir * $lpp}]
7098 if {$l < 0} {
7099 set l 0
7100 } elseif {$l >= $numcommits} {
7101 set l [expr $numcommits - 1]
7102 }
7103 unmarkmatches
7104 selectline $l 1
7105 }
7107 proc unselectline {} {
7108 global selectedline currentid
7110 set selectedline {}
7111 catch {unset currentid}
7112 allcanvs delete secsel
7113 rhighlight_none
7114 }
7116 proc reselectline {} {
7117 global selectedline
7119 if {$selectedline ne {}} {
7120 selectline $selectedline 0
7121 }
7122 }
7124 proc addtohistory {cmd {saveproc {}}} {
7125 global history historyindex curview
7127 unset_posvars
7128 save_position
7129 set elt [list $curview $cmd $saveproc {}]
7130 if {$historyindex > 0
7131 && [lindex $history [expr {$historyindex - 1}]] == $elt} {
7132 return
7133 }
7135 if {$historyindex < [llength $history]} {
7136 set history [lreplace $history $historyindex end $elt]
7137 } else {
7138 lappend history $elt
7139 }
7140 incr historyindex
7141 if {$historyindex > 1} {
7142 .tf.bar.leftbut conf -state normal
7143 } else {
7144 .tf.bar.leftbut conf -state disabled
7145 }
7146 .tf.bar.rightbut conf -state disabled
7147 }
7149 # save the scrolling position of the diff display pane
7150 proc save_position {} {
7151 global historyindex history
7153 if {$historyindex < 1} return
7154 set hi [expr {$historyindex - 1}]
7155 set fn [lindex $history $hi 2]
7156 if {$fn ne {}} {
7157 lset history $hi 3 [eval $fn]
7158 }
7159 }
7161 proc unset_posvars {} {
7162 global last_posvars
7164 if {[info exists last_posvars]} {
7165 foreach {var val} $last_posvars {
7166 global $var
7167 catch {unset $var}
7168 }
7169 unset last_posvars
7170 }
7171 }
7173 proc godo {elt} {
7174 global curview last_posvars
7176 set view [lindex $elt 0]
7177 set cmd [lindex $elt 1]
7178 set pv [lindex $elt 3]
7179 if {$curview != $view} {
7180 showview $view
7181 }
7182 unset_posvars
7183 foreach {var val} $pv {
7184 global $var
7185 set $var $val
7186 }
7187 set last_posvars $pv
7188 eval $cmd
7189 }
7191 proc goback {} {
7192 global history historyindex
7193 focus .
7195 if {$historyindex > 1} {
7196 save_position
7197 incr historyindex -1
7198 godo [lindex $history [expr {$historyindex - 1}]]
7199 .tf.bar.rightbut conf -state normal
7200 }
7201 if {$historyindex <= 1} {
7202 .tf.bar.leftbut conf -state disabled
7203 }
7204 }
7206 proc goforw {} {
7207 global history historyindex
7208 focus .
7210 if {$historyindex < [llength $history]} {
7211 save_position
7212 set cmd [lindex $history $historyindex]
7213 incr historyindex
7214 godo $cmd
7215 .tf.bar.leftbut conf -state normal
7216 }
7217 if {$historyindex >= [llength $history]} {
7218 .tf.bar.rightbut conf -state disabled
7219 }
7220 }
7222 proc gettree {id} {
7223 global treefilelist treeidlist diffids diffmergeid treepending
7224 global nullid nullid2
7226 set diffids $id
7227 catch {unset diffmergeid}
7228 if {![info exists treefilelist($id)]} {
7229 if {![info exists treepending]} {
7230 if {$id eq $nullid} {
7231 set cmd [list | git ls-files]
7232 } elseif {$id eq $nullid2} {
7233 set cmd [list | git ls-files --stage -t]
7234 } else {
7235 set cmd [list | git ls-tree -r $id]
7236 }
7237 if {[catch {set gtf [open $cmd r]}]} {
7238 return
7239 }
7240 set treepending $id
7241 set treefilelist($id) {}
7242 set treeidlist($id) {}
7243 fconfigure $gtf -blocking 0 -encoding binary
7244 filerun $gtf [list gettreeline $gtf $id]
7245 }
7246 } else {
7247 setfilelist $id
7248 }
7249 }
7251 proc gettreeline {gtf id} {
7252 global treefilelist treeidlist treepending cmitmode diffids nullid nullid2
7254 set nl 0
7255 while {[incr nl] <= 1000 && [gets $gtf line] >= 0} {
7256 if {$diffids eq $nullid} {
7257 set fname $line
7258 } else {
7259 set i [string first "\t" $line]
7260 if {$i < 0} continue
7261 set fname [string range $line [expr {$i+1}] end]
7262 set line [string range $line 0 [expr {$i-1}]]
7263 if {$diffids ne $nullid2 && [lindex $line 1] ne "blob"} continue
7264 set sha1 [lindex $line 2]
7265 lappend treeidlist($id) $sha1
7266 }
7267 if {[string index $fname 0] eq "\""} {
7268 set fname [lindex $fname 0]
7269 }
7270 set fname [encoding convertfrom $fname]
7271 lappend treefilelist($id) $fname
7272 }
7273 if {![eof $gtf]} {
7274 return [expr {$nl >= 1000? 2: 1}]
7275 }
7276 close $gtf
7277 unset treepending
7278 if {$cmitmode ne "tree"} {
7279 if {![info exists diffmergeid]} {
7280 gettreediffs $diffids
7281 }
7282 } elseif {$id ne $diffids} {
7283 gettree $diffids
7284 } else {
7285 setfilelist $id
7286 }
7287 return 0
7288 }
7290 proc showfile {f} {
7291 global treefilelist treeidlist diffids nullid nullid2
7292 global ctext_file_names ctext_file_lines
7293 global ctext commentend
7295 set i [lsearch -exact $treefilelist($diffids) $f]
7296 if {$i < 0} {
7297 puts "oops, $f not in list for id $diffids"
7298 return
7299 }
7300 if {$diffids eq $nullid} {
7301 if {[catch {set bf [open $f r]} err]} {
7302 puts "oops, can't read $f: $err"
7303 return
7304 }
7305 } else {
7306 set blob [lindex $treeidlist($diffids) $i]
7307 if {[catch {set bf [open [concat | git cat-file blob $blob] r]} err]} {
7308 puts "oops, error reading blob $blob: $err"
7309 return
7310 }
7311 }
7312 fconfigure $bf -blocking 0 -encoding [get_path_encoding $f]
7313 filerun $bf [list getblobline $bf $diffids]
7314 $ctext config -state normal
7315 clear_ctext $commentend
7316 lappend ctext_file_names $f
7317 lappend ctext_file_lines [lindex [split $commentend "."] 0]
7318 $ctext insert end "\n"
7319 $ctext insert end "$f\n" filesep
7320 $ctext config -state disabled
7321 $ctext yview $commentend
7322 settabs 0
7323 }
7325 proc getblobline {bf id} {
7326 global diffids cmitmode ctext
7328 if {$id ne $diffids || $cmitmode ne "tree"} {
7329 catch {close $bf}
7330 return 0
7331 }
7332 $ctext config -state normal
7333 set nl 0
7334 while {[incr nl] <= 1000 && [gets $bf line] >= 0} {
7335 $ctext insert end "$line\n"
7336 }
7337 if {[eof $bf]} {
7338 global jump_to_here ctext_file_names commentend
7340 # delete last newline
7341 $ctext delete "end - 2c" "end - 1c"
7342 close $bf
7343 if {$jump_to_here ne {} &&
7344 [lindex $jump_to_here 0] eq [lindex $ctext_file_names 0]} {
7345 set lnum [expr {[lindex $jump_to_here 1] +
7346 [lindex [split $commentend .] 0]}]
7347 mark_ctext_line $lnum
7348 }
7349 $ctext config -state disabled
7350 return 0
7351 }
7352 $ctext config -state disabled
7353 return [expr {$nl >= 1000? 2: 1}]
7354 }
7356 proc mark_ctext_line {lnum} {
7357 global ctext markbgcolor
7359 $ctext tag delete omark
7360 $ctext tag add omark $lnum.0 "$lnum.0 + 1 line"
7361 $ctext tag conf omark -background $markbgcolor
7362 $ctext see $lnum.0
7363 }
7365 proc mergediff {id} {
7366 global diffmergeid
7367 global diffids treediffs
7368 global parents curview
7370 set diffmergeid $id
7371 set diffids $id
7372 set treediffs($id) {}
7373 set np [llength $parents($curview,$id)]
7374 settabs $np
7375 getblobdiffs $id
7376 }
7378 proc startdiff {ids} {
7379 global treediffs diffids treepending diffmergeid nullid nullid2
7381 settabs 1
7382 set diffids $ids
7383 catch {unset diffmergeid}
7384 if {![info exists treediffs($ids)] ||
7385 [lsearch -exact $ids $nullid] >= 0 ||
7386 [lsearch -exact $ids $nullid2] >= 0} {
7387 if {![info exists treepending]} {
7388 gettreediffs $ids
7389 }
7390 } else {
7391 addtocflist $ids
7392 }
7393 }
7395 proc path_filter {filter name} {
7396 foreach p $filter {
7397 set l [string length $p]
7398 if {[string index $p end] eq "/"} {
7399 if {[string compare -length $l $p $name] == 0} {
7400 return 1
7401 }
7402 } else {
7403 if {[string compare -length $l $p $name] == 0 &&
7404 ([string length $name] == $l ||
7405 [string index $name $l] eq "/")} {
7406 return 1
7407 }
7408 }
7409 }
7410 return 0
7411 }
7413 proc addtocflist {ids} {
7414 global treediffs
7416 add_flist $treediffs($ids)
7417 getblobdiffs $ids
7418 }
7420 proc diffcmd {ids flags} {
7421 global nullid nullid2
7423 set i [lsearch -exact $ids $nullid]
7424 set j [lsearch -exact $ids $nullid2]
7425 if {$i >= 0} {
7426 if {[llength $ids] > 1 && $j < 0} {
7427 # comparing working directory with some specific revision
7428 set cmd [concat | git diff-index $flags]
7429 if {$i == 0} {
7430 lappend cmd -R [lindex $ids 1]
7431 } else {
7432 lappend cmd [lindex $ids 0]
7433 }
7434 } else {
7435 # comparing working directory with index
7436 set cmd [concat | git diff-files $flags]
7437 if {$j == 1} {
7438 lappend cmd -R
7439 }
7440 }
7441 } elseif {$j >= 0} {
7442 set cmd [concat | git diff-index --cached $flags]
7443 if {[llength $ids] > 1} {
7444 # comparing index with specific revision
7445 if {$j == 0} {
7446 lappend cmd -R [lindex $ids 1]
7447 } else {
7448 lappend cmd [lindex $ids 0]
7449 }
7450 } else {
7451 # comparing index with HEAD
7452 lappend cmd HEAD
7453 }
7454 } else {
7455 set cmd [concat | git diff-tree -r $flags $ids]
7456 }
7457 return $cmd
7458 }
7460 proc gettreediffs {ids} {
7461 global treediff treepending
7463 if {[catch {set gdtf [open [diffcmd $ids {--no-commit-id}] r]}]} return
7465 set treepending $ids
7466 set treediff {}
7467 fconfigure $gdtf -blocking 0 -encoding binary
7468 filerun $gdtf [list gettreediffline $gdtf $ids]
7469 }
7471 proc gettreediffline {gdtf ids} {
7472 global treediff treediffs treepending diffids diffmergeid
7473 global cmitmode vfilelimit curview limitdiffs perfile_attrs
7475 set nr 0
7476 set sublist {}
7477 set max 1000
7478 if {$perfile_attrs} {
7479 # cache_gitattr is slow, and even slower on win32 where we
7480 # have to invoke it for only about 30 paths at a time
7481 set max 500
7482 if {[tk windowingsystem] == "win32"} {
7483 set max 120
7484 }
7485 }
7486 while {[incr nr] <= $max && [gets $gdtf line] >= 0} {
7487 set i [string first "\t" $line]
7488 if {$i >= 0} {
7489 set file [string range $line [expr {$i+1}] end]
7490 if {[string index $file 0] eq "\""} {
7491 set file [lindex $file 0]
7492 }
7493 set file [encoding convertfrom $file]
7494 if {$file ne [lindex $treediff end]} {
7495 lappend treediff $file
7496 lappend sublist $file
7497 }
7498 }
7499 }
7500 if {$perfile_attrs} {
7501 cache_gitattr encoding $sublist
7502 }
7503 if {![eof $gdtf]} {
7504 return [expr {$nr >= $max? 2: 1}]
7505 }
7506 close $gdtf
7507 if {$limitdiffs && $vfilelimit($curview) ne {}} {
7508 set flist {}
7509 foreach f $treediff {
7510 if {[path_filter $vfilelimit($curview) $f]} {
7511 lappend flist $f
7512 }
7513 }
7514 set treediffs($ids) $flist
7515 } else {
7516 set treediffs($ids) $treediff
7517 }
7518 unset treepending
7519 if {$cmitmode eq "tree" && [llength $diffids] == 1} {
7520 gettree $diffids
7521 } elseif {$ids != $diffids} {
7522 if {![info exists diffmergeid]} {
7523 gettreediffs $diffids
7524 }
7525 } else {
7526 addtocflist $ids
7527 }
7528 return 0
7529 }
7531 # empty string or positive integer
7532 proc diffcontextvalidate {v} {
7533 return [regexp {^(|[1-9][0-9]*)$} $v]
7534 }
7536 proc diffcontextchange {n1 n2 op} {
7537 global diffcontextstring diffcontext
7539 if {[string is integer -strict $diffcontextstring]} {
7540 if {$diffcontextstring >= 0} {
7541 set diffcontext $diffcontextstring
7542 reselectline
7543 }
7544 }
7545 }
7547 proc changeignorespace {} {
7548 reselectline
7549 }
7551 proc changeworddiff {name ix op} {
7552 reselectline
7553 }
7555 proc getblobdiffs {ids} {
7556 global blobdifffd diffids env
7557 global diffinhdr treediffs
7558 global diffcontext
7559 global ignorespace
7560 global worddiff
7561 global limitdiffs vfilelimit curview
7562 global diffencoding targetline diffnparents
7563 global git_version currdiffsubmod
7565 set textconv {}
7566 if {[package vcompare $git_version "1.6.1"] >= 0} {
7567 set textconv "--textconv"
7568 }
7569 set submodule {}
7570 if {[package vcompare $git_version "1.6.6"] >= 0} {
7571 set submodule "--submodule"
7572 }
7573 set cmd [diffcmd $ids "-p $textconv $submodule -C --cc --no-commit-id -U$diffcontext"]
7574 if {$ignorespace} {
7575 append cmd " -w"
7576 }
7577 if {$worddiff ne [mc "Line diff"]} {
7578 append cmd " --word-diff=porcelain"
7579 }
7580 if {$limitdiffs && $vfilelimit($curview) ne {}} {
7581 set cmd [concat $cmd -- $vfilelimit($curview)]
7582 }
7583 if {[catch {set bdf [open $cmd r]} err]} {
7584 error_popup [mc "Error getting diffs: %s" $err]
7585 return
7586 }
7587 set targetline {}
7588 set diffnparents 0
7589 set diffinhdr 0
7590 set diffencoding [get_path_encoding {}]
7591 fconfigure $bdf -blocking 0 -encoding binary -eofchar {}
7592 set blobdifffd($ids) $bdf
7593 set currdiffsubmod ""
7594 filerun $bdf [list getblobdiffline $bdf $diffids]
7595 }
7597 proc savecmitpos {} {
7598 global ctext cmitmode
7600 if {$cmitmode eq "tree"} {
7601 return {}
7602 }
7603 return [list target_scrollpos [$ctext index @0,0]]
7604 }
7606 proc savectextpos {} {
7607 global ctext
7609 return [list target_scrollpos [$ctext index @0,0]]
7610 }
7612 proc maybe_scroll_ctext {ateof} {
7613 global ctext target_scrollpos
7615 if {![info exists target_scrollpos]} return
7616 if {!$ateof} {
7617 set nlines [expr {[winfo height $ctext]
7618 / [font metrics textfont -linespace]}]
7619 if {[$ctext compare "$target_scrollpos + $nlines lines" <= end]} return
7620 }
7621 $ctext yview $target_scrollpos
7622 unset target_scrollpos
7623 }
7625 proc setinlist {var i val} {
7626 global $var
7628 while {[llength [set $var]] < $i} {
7629 lappend $var {}
7630 }
7631 if {[llength [set $var]] == $i} {
7632 lappend $var $val
7633 } else {
7634 lset $var $i $val
7635 }
7636 }
7638 proc makediffhdr {fname ids} {
7639 global ctext curdiffstart treediffs diffencoding
7640 global ctext_file_names jump_to_here targetline diffline
7642 set fname [encoding convertfrom $fname]
7643 set diffencoding [get_path_encoding $fname]
7644 set i [lsearch -exact $treediffs($ids) $fname]
7645 if {$i >= 0} {
7646 setinlist difffilestart $i $curdiffstart
7647 }
7648 lset ctext_file_names end $fname
7649 set l [expr {(78 - [string length $fname]) / 2}]
7650 set pad [string range "----------------------------------------" 1 $l]
7651 $ctext insert $curdiffstart "$pad $fname $pad" filesep
7652 set targetline {}
7653 if {$jump_to_here ne {} && [lindex $jump_to_here 0] eq $fname} {
7654 set targetline [lindex $jump_to_here 1]
7655 }
7656 set diffline 0
7657 }
7659 proc getblobdiffline {bdf ids} {
7660 global diffids blobdifffd ctext curdiffstart
7661 global diffnexthead diffnextnote difffilestart
7662 global ctext_file_names ctext_file_lines
7663 global diffinhdr treediffs mergemax diffnparents
7664 global diffencoding jump_to_here targetline diffline currdiffsubmod
7665 global worddiff
7667 set nr 0
7668 $ctext conf -state normal
7669 while {[incr nr] <= 1000 && [gets $bdf line] >= 0} {
7670 if {$ids != $diffids || $bdf != $blobdifffd($ids)} {
7671 catch {close $bdf}
7672 return 0
7673 }
7674 if {![string compare -length 5 "diff " $line]} {
7675 if {![regexp {^diff (--cc|--git) } $line m type]} {
7676 set line [encoding convertfrom $line]
7677 $ctext insert end "$line\n" hunksep
7678 continue
7679 }
7680 # start of a new file
7681 set diffinhdr 1
7682 $ctext insert end "\n"
7683 set curdiffstart [$ctext index "end - 1c"]
7684 lappend ctext_file_names ""
7685 lappend ctext_file_lines [lindex [split $curdiffstart "."] 0]
7686 $ctext insert end "\n" filesep
7688 if {$type eq "--cc"} {
7689 # start of a new file in a merge diff
7690 set fname [string range $line 10 end]
7691 if {[lsearch -exact $treediffs($ids) $fname] < 0} {
7692 lappend treediffs($ids) $fname
7693 add_flist [list $fname]
7694 }
7696 } else {
7697 set line [string range $line 11 end]
7698 # If the name hasn't changed the length will be odd,
7699 # the middle char will be a space, and the two bits either
7700 # side will be a/name and b/name, or "a/name" and "b/name".
7701 # If the name has changed we'll get "rename from" and
7702 # "rename to" or "copy from" and "copy to" lines following
7703 # this, and we'll use them to get the filenames.
7704 # This complexity is necessary because spaces in the
7705 # filename(s) don't get escaped.
7706 set l [string length $line]
7707 set i [expr {$l / 2}]
7708 if {!(($l & 1) && [string index $line $i] eq " " &&
7709 [string range $line 2 [expr {$i - 1}]] eq \
7710 [string range $line [expr {$i + 3}] end])} {
7711 continue
7712 }
7713 # unescape if quoted and chop off the a/ from the front
7714 if {[string index $line 0] eq "\""} {
7715 set fname [string range [lindex $line 0] 2 end]
7716 } else {
7717 set fname [string range $line 2 [expr {$i - 1}]]
7718 }
7719 }
7720 makediffhdr $fname $ids
7722 } elseif {![string compare -length 16 "* Unmerged path " $line]} {
7723 set fname [encoding convertfrom [string range $line 16 end]]
7724 $ctext insert end "\n"
7725 set curdiffstart [$ctext index "end - 1c"]
7726 lappend ctext_file_names $fname
7727 lappend ctext_file_lines [lindex [split $curdiffstart "."] 0]
7728 $ctext insert end "$line\n" filesep
7729 set i [lsearch -exact $treediffs($ids) $fname]
7730 if {$i >= 0} {
7731 setinlist difffilestart $i $curdiffstart
7732 }
7734 } elseif {![string compare -length 2 "@@" $line]} {
7735 regexp {^@@+} $line ats
7736 set line [encoding convertfrom $diffencoding $line]
7737 $ctext insert end "$line\n" hunksep
7738 if {[regexp { \+(\d+),\d+ @@} $line m nl]} {
7739 set diffline $nl
7740 }
7741 set diffnparents [expr {[string length $ats] - 1}]
7742 set diffinhdr 0
7744 } elseif {![string compare -length 10 "Submodule " $line]} {
7745 # start of a new submodule
7746 if {[regexp -indices "\[0-9a-f\]+\\.\\." $line nameend]} {
7747 set fname [string range $line 10 [expr [lindex $nameend 0] - 2]]
7748 } else {
7749 set fname [string range $line 10 [expr [string first "contains " $line] - 2]]
7750 }
7751 if {$currdiffsubmod != $fname} {
7752 $ctext insert end "\n"; # Add newline after commit message
7753 }
7754 set curdiffstart [$ctext index "end - 1c"]
7755 lappend ctext_file_names ""
7756 if {$currdiffsubmod != $fname} {
7757 lappend ctext_file_lines $fname
7758 makediffhdr $fname $ids
7759 set currdiffsubmod $fname
7760 $ctext insert end "\n$line\n" filesep
7761 } else {
7762 $ctext insert end "$line\n" filesep
7763 }
7764 } elseif {![string compare -length 3 " >" $line]} {
7765 set $currdiffsubmod ""
7766 set line [encoding convertfrom $diffencoding $line]
7767 $ctext insert end "$line\n" dresult
7768 } elseif {![string compare -length 3 " <" $line]} {
7769 set $currdiffsubmod ""
7770 set line [encoding convertfrom $diffencoding $line]
7771 $ctext insert end "$line\n" d0
7772 } elseif {$diffinhdr} {
7773 if {![string compare -length 12 "rename from " $line]} {
7774 set fname [string range $line [expr 6 + [string first " from " $line] ] end]
7775 if {[string index $fname 0] eq "\""} {
7776 set fname [lindex $fname 0]
7777 }
7778 set fname [encoding convertfrom $fname]
7779 set i [lsearch -exact $treediffs($ids) $fname]
7780 if {$i >= 0} {
7781 setinlist difffilestart $i $curdiffstart
7782 }
7783 } elseif {![string compare -length 10 $line "rename to "] ||
7784 ![string compare -length 8 $line "copy to "]} {
7785 set fname [string range $line [expr 4 + [string first " to " $line] ] end]
7786 if {[string index $fname 0] eq "\""} {
7787 set fname [lindex $fname 0]
7788 }
7789 makediffhdr $fname $ids
7790 } elseif {[string compare -length 3 $line "---"] == 0} {
7791 # do nothing
7792 continue
7793 } elseif {[string compare -length 3 $line "+++"] == 0} {
7794 set diffinhdr 0
7795 continue
7796 }
7797 $ctext insert end "$line\n" filesep
7799 } else {
7800 set line [string map {\x1A ^Z} \
7801 [encoding convertfrom $diffencoding $line]]
7802 # parse the prefix - one ' ', '-' or '+' for each parent
7803 set prefix [string range $line 0 [expr {$diffnparents - 1}]]
7804 set tag [expr {$diffnparents > 1? "m": "d"}]
7805 set dowords [expr {$worddiff ne [mc "Line diff"] && $diffnparents == 1}]
7806 set words_pre_markup ""
7807 set words_post_markup ""
7808 if {[string trim $prefix " -+"] eq {}} {
7809 # prefix only has " ", "-" and "+" in it: normal diff line
7810 set num [string first "-" $prefix]
7811 if {$dowords} {
7812 set line [string range $line 1 end]
7813 }
7814 if {$num >= 0} {
7815 # removed line, first parent with line is $num
7816 if {$num >= $mergemax} {
7817 set num "max"
7818 }
7819 if {$dowords && $worddiff eq [mc "Markup words"]} {
7820 $ctext insert end "\[-$line-\]" $tag$num
7821 } else {
7822 $ctext insert end "$line" $tag$num
7823 }
7824 if {!$dowords} {
7825 $ctext insert end "\n" $tag$num
7826 }
7827 } else {
7828 set tags {}
7829 if {[string first "+" $prefix] >= 0} {
7830 # added line
7831 lappend tags ${tag}result
7832 if {$diffnparents > 1} {
7833 set num [string first " " $prefix]
7834 if {$num >= 0} {
7835 if {$num >= $mergemax} {
7836 set num "max"
7837 }
7838 lappend tags m$num
7839 }
7840 }
7841 set words_pre_markup "{+"
7842 set words_post_markup "+}"
7843 }
7844 if {$targetline ne {}} {
7845 if {$diffline == $targetline} {
7846 set seehere [$ctext index "end - 1 chars"]
7847 set targetline {}
7848 } else {
7849 incr diffline
7850 }
7851 }
7852 if {$dowords && $worddiff eq [mc "Markup words"]} {
7853 $ctext insert end "$words_pre_markup$line$words_post_markup" $tags
7854 } else {
7855 $ctext insert end "$line" $tags
7856 }
7857 if {!$dowords} {
7858 $ctext insert end "\n" $tags
7859 }
7860 }
7861 } elseif {$dowords && $prefix eq "~"} {
7862 $ctext insert end "\n" {}
7863 } else {
7864 # "\ No newline at end of file",
7865 # or something else we don't recognize
7866 $ctext insert end "$line\n" hunksep
7867 }
7868 }
7869 }
7870 if {[info exists seehere]} {
7871 mark_ctext_line [lindex [split $seehere .] 0]
7872 }
7873 maybe_scroll_ctext [eof $bdf]
7874 $ctext conf -state disabled
7875 if {[eof $bdf]} {
7876 catch {close $bdf}
7877 return 0
7878 }
7879 return [expr {$nr >= 1000? 2: 1}]
7880 }
7882 proc changediffdisp {} {
7883 global ctext diffelide
7885 $ctext tag conf d0 -elide [lindex $diffelide 0]
7886 $ctext tag conf dresult -elide [lindex $diffelide 1]
7887 }
7889 proc highlightfile {loc cline} {
7890 global ctext cflist cflist_top
7892 $ctext yview $loc
7893 $cflist tag remove highlight $cflist_top.0 "$cflist_top.0 lineend"
7894 $cflist tag add highlight $cline.0 "$cline.0 lineend"
7895 $cflist see $cline.0
7896 set cflist_top $cline
7897 }
7899 proc prevfile {} {
7900 global difffilestart ctext cmitmode
7902 if {$cmitmode eq "tree"} return
7903 set prev 0.0
7904 set prevline 1
7905 set here [$ctext index @0,0]
7906 foreach loc $difffilestart {
7907 if {[$ctext compare $loc >= $here]} {
7908 highlightfile $prev $prevline
7909 return
7910 }
7911 set prev $loc
7912 incr prevline
7913 }
7914 highlightfile $prev $prevline
7915 }
7917 proc nextfile {} {
7918 global difffilestart ctext cmitmode
7920 if {$cmitmode eq "tree"} return
7921 set here [$ctext index @0,0]
7922 set line 1
7923 foreach loc $difffilestart {
7924 incr line
7925 if {[$ctext compare $loc > $here]} {
7926 highlightfile $loc $line
7927 return
7928 }
7929 }
7930 }
7932 proc clear_ctext {{first 1.0}} {
7933 global ctext smarktop smarkbot
7934 global ctext_file_names ctext_file_lines
7935 global pendinglinks
7937 set l [lindex [split $first .] 0]
7938 if {![info exists smarktop] || [$ctext compare $first < $smarktop.0]} {
7939 set smarktop $l
7940 }
7941 if {![info exists smarkbot] || [$ctext compare $first < $smarkbot.0]} {
7942 set smarkbot $l
7943 }
7944 $ctext delete $first end
7945 if {$first eq "1.0"} {
7946 catch {unset pendinglinks}
7947 }
7948 set ctext_file_names {}
7949 set ctext_file_lines {}
7950 }
7952 proc settabs {{firstab {}}} {
7953 global firsttabstop tabstop ctext have_tk85
7955 if {$firstab ne {} && $have_tk85} {
7956 set firsttabstop $firstab
7957 }
7958 set w [font measure textfont "0"]
7959 if {$firsttabstop != 0} {
7960 $ctext conf -tabs [list [expr {($firsttabstop + $tabstop) * $w}] \
7961 [expr {($firsttabstop + 2 * $tabstop) * $w}]]
7962 } elseif {$have_tk85 || $tabstop != 8} {
7963 $ctext conf -tabs [expr {$tabstop * $w}]
7964 } else {
7965 $ctext conf -tabs {}
7966 }
7967 }
7969 proc incrsearch {name ix op} {
7970 global ctext searchstring searchdirn
7972 $ctext tag remove found 1.0 end
7973 if {[catch {$ctext index anchor}]} {
7974 # no anchor set, use start of selection, or of visible area
7975 set sel [$ctext tag ranges sel]
7976 if {$sel ne {}} {
7977 $ctext mark set anchor [lindex $sel 0]
7978 } elseif {$searchdirn eq "-forwards"} {
7979 $ctext mark set anchor @0,0
7980 } else {
7981 $ctext mark set anchor @0,[winfo height $ctext]
7982 }
7983 }
7984 if {$searchstring ne {}} {
7985 set here [$ctext search $searchdirn -- $searchstring anchor]
7986 if {$here ne {}} {
7987 $ctext see $here
7988 }
7989 searchmarkvisible 1
7990 }
7991 }
7993 proc dosearch {} {
7994 global sstring ctext searchstring searchdirn
7996 focus $sstring
7997 $sstring icursor end
7998 set searchdirn -forwards
7999 if {$searchstring ne {}} {
8000 set sel [$ctext tag ranges sel]
8001 if {$sel ne {}} {
8002 set start "[lindex $sel 0] + 1c"
8003 } elseif {[catch {set start [$ctext index anchor]}]} {
8004 set start "@0,0"
8005 }
8006 set match [$ctext search -count mlen -- $searchstring $start]
8007 $ctext tag remove sel 1.0 end
8008 if {$match eq {}} {
8009 bell
8010 return
8011 }
8012 $ctext see $match
8013 set mend "$match + $mlen c"
8014 $ctext tag add sel $match $mend
8015 $ctext mark unset anchor
8016 }
8017 }
8019 proc dosearchback {} {
8020 global sstring ctext searchstring searchdirn
8022 focus $sstring
8023 $sstring icursor end
8024 set searchdirn -backwards
8025 if {$searchstring ne {}} {
8026 set sel [$ctext tag ranges sel]
8027 if {$sel ne {}} {
8028 set start [lindex $sel 0]
8029 } elseif {[catch {set start [$ctext index anchor]}]} {
8030 set start @0,[winfo height $ctext]
8031 }
8032 set match [$ctext search -backwards -count ml -- $searchstring $start]
8033 $ctext tag remove sel 1.0 end
8034 if {$match eq {}} {
8035 bell
8036 return
8037 }
8038 $ctext see $match
8039 set mend "$match + $ml c"
8040 $ctext tag add sel $match $mend
8041 $ctext mark unset anchor
8042 }
8043 }
8045 proc searchmark {first last} {
8046 global ctext searchstring
8048 set mend $first.0
8049 while {1} {
8050 set match [$ctext search -count mlen -- $searchstring $mend $last.end]
8051 if {$match eq {}} break
8052 set mend "$match + $mlen c"
8053 $ctext tag add found $match $mend
8054 }
8055 }
8057 proc searchmarkvisible {doall} {
8058 global ctext smarktop smarkbot
8060 set topline [lindex [split [$ctext index @0,0] .] 0]
8061 set botline [lindex [split [$ctext index @0,[winfo height $ctext]] .] 0]
8062 if {$doall || $botline < $smarktop || $topline > $smarkbot} {
8063 # no overlap with previous
8064 searchmark $topline $botline
8065 set smarktop $topline
8066 set smarkbot $botline
8067 } else {
8068 if {$topline < $smarktop} {
8069 searchmark $topline [expr {$smarktop-1}]
8070 set smarktop $topline
8071 }
8072 if {$botline > $smarkbot} {
8073 searchmark [expr {$smarkbot+1}] $botline
8074 set smarkbot $botline
8075 }
8076 }
8077 }
8079 proc scrolltext {f0 f1} {
8080 global searchstring
8082 .bleft.bottom.sb set $f0 $f1
8083 if {$searchstring ne {}} {
8084 searchmarkvisible 0
8085 }
8086 }
8088 proc setcoords {} {
8089 global linespc charspc canvx0 canvy0
8090 global xspc1 xspc2 lthickness
8092 set linespc [font metrics mainfont -linespace]
8093 set charspc [font measure mainfont "m"]
8094 set canvy0 [expr {int(3 + 0.5 * $linespc)}]
8095 set canvx0 [expr {int(3 + 0.5 * $linespc)}]
8096 set lthickness [expr {int($linespc / 9) + 1}]
8097 set xspc1(0) $linespc
8098 set xspc2 $linespc
8099 }
8101 proc redisplay {} {
8102 global canv
8103 global selectedline
8105 set ymax [lindex [$canv cget -scrollregion] 3]
8106 if {$ymax eq {} || $ymax == 0} return
8107 set span [$canv yview]
8108 clear_display
8109 setcanvscroll
8110 allcanvs yview moveto [lindex $span 0]
8111 drawvisible
8112 if {$selectedline ne {}} {
8113 selectline $selectedline 0
8114 allcanvs yview moveto [lindex $span 0]
8115 }
8116 }
8118 proc parsefont {f n} {
8119 global fontattr
8121 set fontattr($f,family) [lindex $n 0]
8122 set s [lindex $n 1]
8123 if {$s eq {} || $s == 0} {
8124 set s 10
8125 } elseif {$s < 0} {
8126 set s [expr {int(-$s / [winfo fpixels . 1p] + 0.5)}]
8127 }
8128 set fontattr($f,size) $s
8129 set fontattr($f,weight) normal
8130 set fontattr($f,slant) roman
8131 foreach style [lrange $n 2 end] {
8132 switch -- $style {
8133 "normal" -
8134 "bold" {set fontattr($f,weight) $style}
8135 "roman" -
8136 "italic" {set fontattr($f,slant) $style}
8137 }
8138 }
8139 }
8141 proc fontflags {f {isbold 0}} {
8142 global fontattr
8144 return [list -family $fontattr($f,family) -size $fontattr($f,size) \
8145 -weight [expr {$isbold? "bold": $fontattr($f,weight)}] \
8146 -slant $fontattr($f,slant)]
8147 }
8149 proc fontname {f} {
8150 global fontattr
8152 set n [list $fontattr($f,family) $fontattr($f,size)]
8153 if {$fontattr($f,weight) eq "bold"} {
8154 lappend n "bold"
8155 }
8156 if {$fontattr($f,slant) eq "italic"} {
8157 lappend n "italic"
8158 }
8159 return $n
8160 }
8162 proc incrfont {inc} {
8163 global mainfont textfont ctext canv cflist showrefstop
8164 global stopped entries fontattr
8166 unmarkmatches
8167 set s $fontattr(mainfont,size)
8168 incr s $inc
8169 if {$s < 1} {
8170 set s 1
8171 }
8172 set fontattr(mainfont,size) $s
8173 font config mainfont -size $s
8174 font config mainfontbold -size $s
8175 set mainfont [fontname mainfont]
8176 set s $fontattr(textfont,size)
8177 incr s $inc
8178 if {$s < 1} {
8179 set s 1
8180 }
8181 set fontattr(textfont,size) $s
8182 font config textfont -size $s
8183 font config textfontbold -size $s
8184 set textfont [fontname textfont]
8185 setcoords
8186 settabs
8187 redisplay
8188 }
8190 proc clearsha1 {} {
8191 global sha1entry sha1string
8192 if {[string length $sha1string] == 40} {
8193 $sha1entry delete 0 end
8194 }
8195 }
8197 proc sha1change {n1 n2 op} {
8198 global sha1string currentid sha1but
8199 if {$sha1string == {}
8200 || ([info exists currentid] && $sha1string == $currentid)} {
8201 set state disabled
8202 } else {
8203 set state normal
8204 }
8205 if {[$sha1but cget -state] == $state} return
8206 if {$state == "normal"} {
8207 $sha1but conf -state normal -relief raised -text "[mc "Goto:"] "
8208 } else {
8209 $sha1but conf -state disabled -relief flat -text "[mc "SHA1 ID:"] "
8210 }
8211 }
8213 proc gotocommit {} {
8214 global sha1string tagids headids curview varcid
8216 if {$sha1string == {}
8217 || ([info exists currentid] && $sha1string == $currentid)} return
8218 if {[info exists tagids($sha1string)]} {
8219 set id $tagids($sha1string)
8220 } elseif {[info exists headids($sha1string)]} {
8221 set id $headids($sha1string)
8222 } else {
8223 set id [string tolower $sha1string]
8224 if {[regexp {^[0-9a-f]{4,39}$} $id]} {
8225 set matches [longid $id]
8226 if {$matches ne {}} {
8227 if {[llength $matches] > 1} {
8228 error_popup [mc "Short SHA1 id %s is ambiguous" $id]
8229 return
8230 }
8231 set id [lindex $matches 0]
8232 }
8233 } else {
8234 if {[catch {set id [exec git rev-parse --verify $sha1string]}]} {
8235 error_popup [mc "Revision %s is not known" $sha1string]
8236 return
8237 }
8238 }
8239 }
8240 if {[commitinview $id $curview]} {
8241 selectline [rowofcommit $id] 1
8242 return
8243 }
8244 if {[regexp {^[0-9a-fA-F]{4,}$} $sha1string]} {
8245 set msg [mc "SHA1 id %s is not known" $sha1string]
8246 } else {
8247 set msg [mc "Revision %s is not in the current view" $sha1string]
8248 }
8249 error_popup $msg
8250 }
8252 proc lineenter {x y id} {
8253 global hoverx hovery hoverid hovertimer
8254 global commitinfo canv
8256 if {![info exists commitinfo($id)] && ![getcommit $id]} return
8257 set hoverx $x
8258 set hovery $y
8259 set hoverid $id
8260 if {[info exists hovertimer]} {
8261 after cancel $hovertimer
8262 }
8263 set hovertimer [after 500 linehover]
8264 $canv delete hover
8265 }
8267 proc linemotion {x y id} {
8268 global hoverx hovery hoverid hovertimer
8270 if {[info exists hoverid] && $id == $hoverid} {
8271 set hoverx $x
8272 set hovery $y
8273 if {[info exists hovertimer]} {
8274 after cancel $hovertimer
8275 }
8276 set hovertimer [after 500 linehover]
8277 }
8278 }
8280 proc lineleave {id} {
8281 global hoverid hovertimer canv
8283 if {[info exists hoverid] && $id == $hoverid} {
8284 $canv delete hover
8285 if {[info exists hovertimer]} {
8286 after cancel $hovertimer
8287 unset hovertimer
8288 }
8289 unset hoverid
8290 }
8291 }
8293 proc linehover {} {
8294 global hoverx hovery hoverid hovertimer
8295 global canv linespc lthickness
8296 global commitinfo
8298 set text [lindex $commitinfo($hoverid) 0]
8299 set ymax [lindex [$canv cget -scrollregion] 3]
8300 if {$ymax == {}} return
8301 set yfrac [lindex [$canv yview] 0]
8302 set x [expr {$hoverx + 2 * $linespc}]
8303 set y [expr {$hovery + $yfrac * $ymax - $linespc / 2}]
8304 set x0 [expr {$x - 2 * $lthickness}]
8305 set y0 [expr {$y - 2 * $lthickness}]
8306 set x1 [expr {$x + [font measure mainfont $text] + 2 * $lthickness}]
8307 set y1 [expr {$y + $linespc + 2 * $lthickness}]
8308 set t [$canv create rectangle $x0 $y0 $x1 $y1 \
8309 -fill \#ffff80 -outline black -width 1 -tags hover]
8310 $canv raise $t
8311 set t [$canv create text $x $y -anchor nw -text $text -tags hover \
8312 -font mainfont]
8313 $canv raise $t
8314 }
8316 proc clickisonarrow {id y} {
8317 global lthickness
8319 set ranges [rowranges $id]
8320 set thresh [expr {2 * $lthickness + 6}]
8321 set n [expr {[llength $ranges] - 1}]
8322 for {set i 1} {$i < $n} {incr i} {
8323 set row [lindex $ranges $i]
8324 if {abs([yc $row] - $y) < $thresh} {
8325 return $i
8326 }
8327 }
8328 return {}
8329 }
8331 proc arrowjump {id n y} {
8332 global canv
8334 # 1 <-> 2, 3 <-> 4, etc...
8335 set n [expr {(($n - 1) ^ 1) + 1}]
8336 set row [lindex [rowranges $id] $n]
8337 set yt [yc $row]
8338 set ymax [lindex [$canv cget -scrollregion] 3]
8339 if {$ymax eq {} || $ymax <= 0} return
8340 set view [$canv yview]
8341 set yspan [expr {[lindex $view 1] - [lindex $view 0]}]
8342 set yfrac [expr {$yt / $ymax - $yspan / 2}]
8343 if {$yfrac < 0} {
8344 set yfrac 0
8345 }
8346 allcanvs yview moveto $yfrac
8347 }
8349 proc lineclick {x y id isnew} {
8350 global ctext commitinfo children canv thickerline curview
8352 if {![info exists commitinfo($id)] && ![getcommit $id]} return
8353 unmarkmatches
8354 unselectline
8355 normalline
8356 $canv delete hover
8357 # draw this line thicker than normal
8358 set thickerline $id
8359 drawlines $id
8360 if {$isnew} {
8361 set ymax [lindex [$canv cget -scrollregion] 3]
8362 if {$ymax eq {}} return
8363 set yfrac [lindex [$canv yview] 0]
8364 set y [expr {$y + $yfrac * $ymax}]
8365 }
8366 set dirn [clickisonarrow $id $y]
8367 if {$dirn ne {}} {
8368 arrowjump $id $dirn $y
8369 return
8370 }
8372 if {$isnew} {
8373 addtohistory [list lineclick $x $y $id 0] savectextpos
8374 }
8375 # fill the details pane with info about this line
8376 $ctext conf -state normal
8377 clear_ctext
8378 settabs 0
8379 $ctext insert end "[mc "Parent"]:\t"
8380 $ctext insert end $id link0
8381 setlink $id link0
8382 set info $commitinfo($id)
8383 $ctext insert end "\n\t[lindex $info 0]\n"
8384 $ctext insert end "\t[mc "Author"]:\t[lindex $info 1]\n"
8385 set date [formatdate [lindex $info 2]]
8386 $ctext insert end "\t[mc "Date"]:\t$date\n"
8387 set kids $children($curview,$id)
8388 if {$kids ne {}} {
8389 $ctext insert end "\n[mc "Children"]:"
8390 set i 0
8391 foreach child $kids {
8392 incr i
8393 if {![info exists commitinfo($child)] && ![getcommit $child]} continue
8394 set info $commitinfo($child)
8395 $ctext insert end "\n\t"
8396 $ctext insert end $child link$i
8397 setlink $child link$i
8398 $ctext insert end "\n\t[lindex $info 0]"
8399 $ctext insert end "\n\t[mc "Author"]:\t[lindex $info 1]"
8400 set date [formatdate [lindex $info 2]]
8401 $ctext insert end "\n\t[mc "Date"]:\t$date\n"
8402 }
8403 }
8404 maybe_scroll_ctext 1
8405 $ctext conf -state disabled
8406 init_flist {}
8407 }
8409 proc normalline {} {
8410 global thickerline
8411 if {[info exists thickerline]} {
8412 set id $thickerline
8413 unset thickerline
8414 drawlines $id
8415 }
8416 }
8418 proc selbyid {id {isnew 1}} {
8419 global curview
8420 if {[commitinview $id $curview]} {
8421 selectline [rowofcommit $id] $isnew
8422 }
8423 }
8425 proc mstime {} {
8426 global startmstime
8427 if {![info exists startmstime]} {
8428 set startmstime [clock clicks -milliseconds]
8429 }
8430 return [format "%.3f" [expr {([clock click -milliseconds] - $startmstime) / 1000.0}]]
8431 }
8433 proc rowmenu {x y id} {
8434 global rowctxmenu selectedline rowmenuid curview
8435 global nullid nullid2 fakerowmenu mainhead markedid
8437 stopfinding
8438 set rowmenuid $id
8439 if {$selectedline eq {} || [rowofcommit $id] eq $selectedline} {
8440 set state disabled
8441 } else {
8442 set state normal
8443 }
8444 if {$id ne $nullid && $id ne $nullid2} {
8445 set menu $rowctxmenu
8446 if {$mainhead ne {}} {
8447 $menu entryconfigure 7 -label [mc "Reset %s branch to here" $mainhead] -state normal
8448 } else {
8449 $menu entryconfigure 7 -label [mc "Detached head: can't reset" $mainhead] -state disabled
8450 }
8451 if {[info exists markedid] && $markedid ne $id} {
8452 $menu entryconfigure 9 -state normal
8453 $menu entryconfigure 10 -state normal
8454 $menu entryconfigure 11 -state normal
8455 } else {
8456 $menu entryconfigure 9 -state disabled
8457 $menu entryconfigure 10 -state disabled
8458 $menu entryconfigure 11 -state disabled
8459 }
8460 } else {
8461 set menu $fakerowmenu
8462 }
8463 $menu entryconfigure [mca "Diff this -> selected"] -state $state
8464 $menu entryconfigure [mca "Diff selected -> this"] -state $state
8465 $menu entryconfigure [mca "Make patch"] -state $state
8466 tk_popup $menu $x $y
8467 }
8469 proc markhere {} {
8470 global rowmenuid markedid canv
8472 set markedid $rowmenuid
8473 make_idmark $markedid
8474 }
8476 proc gotomark {} {
8477 global markedid
8479 if {[info exists markedid]} {
8480 selbyid $markedid
8481 }
8482 }
8484 proc replace_by_kids {l r} {
8485 global curview children
8487 set id [commitonrow $r]
8488 set l [lreplace $l 0 0]
8489 foreach kid $children($curview,$id) {
8490 lappend l [rowofcommit $kid]
8491 }
8492 return [lsort -integer -decreasing -unique $l]
8493 }
8495 proc find_common_desc {} {
8496 global markedid rowmenuid curview children
8498 if {![info exists markedid]} return
8499 if {![commitinview $markedid $curview] ||
8500 ![commitinview $rowmenuid $curview]} return
8501 #set t1 [clock clicks -milliseconds]
8502 set l1 [list [rowofcommit $markedid]]
8503 set l2 [list [rowofcommit $rowmenuid]]
8504 while 1 {
8505 set r1 [lindex $l1 0]
8506 set r2 [lindex $l2 0]
8507 if {$r1 eq {} || $r2 eq {}} break
8508 if {$r1 == $r2} {
8509 selectline $r1 1
8510 break
8511 }
8512 if {$r1 > $r2} {
8513 set l1 [replace_by_kids $l1 $r1]
8514 } else {
8515 set l2 [replace_by_kids $l2 $r2]
8516 }
8517 }
8518 #set t2 [clock clicks -milliseconds]
8519 #puts "took [expr {$t2-$t1}]ms"
8520 }
8522 proc compare_commits {} {
8523 global markedid rowmenuid curview children
8525 if {![info exists markedid]} return
8526 if {![commitinview $markedid $curview]} return
8527 addtohistory [list do_cmp_commits $markedid $rowmenuid]
8528 do_cmp_commits $markedid $rowmenuid
8529 }
8531 proc getpatchid {id} {
8532 global patchids
8534 if {![info exists patchids($id)]} {
8535 set cmd [diffcmd [list $id] {-p --root}]
8536 # trim off the initial "|"
8537 set cmd [lrange $cmd 1 end]
8538 if {[catch {
8539 set x [eval exec $cmd | git patch-id]
8540 set patchids($id) [lindex $x 0]
8541 }]} {
8542 set patchids($id) "error"
8543 }
8544 }
8545 return $patchids($id)
8546 }
8548 proc do_cmp_commits {a b} {
8549 global ctext curview parents children patchids commitinfo
8551 $ctext conf -state normal
8552 clear_ctext
8553 init_flist {}
8554 for {set i 0} {$i < 100} {incr i} {
8555 set skipa 0
8556 set skipb 0
8557 if {[llength $parents($curview,$a)] > 1} {
8558 appendshortlink $a [mc "Skipping merge commit "] "\n"
8559 set skipa 1
8560 } else {
8561 set patcha [getpatchid $a]
8562 }
8563 if {[llength $parents($curview,$b)] > 1} {
8564 appendshortlink $b [mc "Skipping merge commit "] "\n"
8565 set skipb 1
8566 } else {
8567 set patchb [getpatchid $b]
8568 }
8569 if {!$skipa && !$skipb} {
8570 set heada [lindex $commitinfo($a) 0]
8571 set headb [lindex $commitinfo($b) 0]
8572 if {$patcha eq "error"} {
8573 appendshortlink $a [mc "Error getting patch ID for "] \
8574 [mc " - stopping\n"]
8575 break
8576 }
8577 if {$patchb eq "error"} {
8578 appendshortlink $b [mc "Error getting patch ID for "] \
8579 [mc " - stopping\n"]
8580 break
8581 }
8582 if {$patcha eq $patchb} {
8583 if {$heada eq $headb} {
8584 appendshortlink $a [mc "Commit "]
8585 appendshortlink $b " == " " $heada\n"
8586 } else {
8587 appendshortlink $a [mc "Commit "] " $heada\n"
8588 appendshortlink $b [mc " is the same patch as\n "] \
8589 " $headb\n"
8590 }
8591 set skipa 1
8592 set skipb 1
8593 } else {
8594 $ctext insert end "\n"
8595 appendshortlink $a [mc "Commit "] " $heada\n"
8596 appendshortlink $b [mc " differs from\n "] \
8597 " $headb\n"
8598 $ctext insert end [mc "Diff of commits:\n\n"]
8599 $ctext conf -state disabled
8600 update
8601 diffcommits $a $b
8602 return
8603 }
8604 }
8605 if {$skipa} {
8606 set kids [real_children $curview,$a]
8607 if {[llength $kids] != 1} {
8608 $ctext insert end "\n"
8609 appendshortlink $a [mc "Commit "] \
8610 [mc " has %s children - stopping\n" [llength $kids]]
8611 break
8612 }
8613 set a [lindex $kids 0]
8614 }
8615 if {$skipb} {
8616 set kids [real_children $curview,$b]
8617 if {[llength $kids] != 1} {
8618 appendshortlink $b [mc "Commit "] \
8619 [mc " has %s children - stopping\n" [llength $kids]]
8620 break
8621 }
8622 set b [lindex $kids 0]
8623 }
8624 }
8625 $ctext conf -state disabled
8626 }
8628 proc diffcommits {a b} {
8629 global diffcontext diffids blobdifffd diffinhdr currdiffsubmod
8631 set tmpdir [gitknewtmpdir]
8632 set fna [file join $tmpdir "commit-[string range $a 0 7]"]
8633 set fnb [file join $tmpdir "commit-[string range $b 0 7]"]
8634 if {[catch {
8635 exec git diff-tree -p --pretty $a >$fna
8636 exec git diff-tree -p --pretty $b >$fnb
8637 } err]} {
8638 error_popup [mc "Error writing commit to file: %s" $err]
8639 return
8640 }
8641 if {[catch {
8642 set fd [open "| diff -U$diffcontext $fna $fnb" r]
8643 } err]} {
8644 error_popup [mc "Error diffing commits: %s" $err]
8645 return
8646 }
8647 set diffids [list commits $a $b]
8648 set blobdifffd($diffids) $fd
8649 set diffinhdr 0
8650 set currdiffsubmod ""
8651 filerun $fd [list getblobdiffline $fd $diffids]
8652 }
8654 proc diffvssel {dirn} {
8655 global rowmenuid selectedline
8657 if {$selectedline eq {}} return
8658 if {$dirn} {
8659 set oldid [commitonrow $selectedline]
8660 set newid $rowmenuid
8661 } else {
8662 set oldid $rowmenuid
8663 set newid [commitonrow $selectedline]
8664 }
8665 addtohistory [list doseldiff $oldid $newid] savectextpos
8666 doseldiff $oldid $newid
8667 }
8669 proc doseldiff {oldid newid} {
8670 global ctext
8671 global commitinfo
8673 $ctext conf -state normal
8674 clear_ctext
8675 init_flist [mc "Top"]
8676 $ctext insert end "[mc "From"] "
8677 $ctext insert end $oldid link0
8678 setlink $oldid link0
8679 $ctext insert end "\n "
8680 $ctext insert end [lindex $commitinfo($oldid) 0]
8681 $ctext insert end "\n\n[mc "To"] "
8682 $ctext insert end $newid link1
8683 setlink $newid link1
8684 $ctext insert end "\n "
8685 $ctext insert end [lindex $commitinfo($newid) 0]
8686 $ctext insert end "\n"
8687 $ctext conf -state disabled
8688 $ctext tag remove found 1.0 end
8689 startdiff [list $oldid $newid]
8690 }
8692 proc mkpatch {} {
8693 global rowmenuid currentid commitinfo patchtop patchnum NS
8695 if {![info exists currentid]} return
8696 set oldid $currentid
8697 set oldhead [lindex $commitinfo($oldid) 0]
8698 set newid $rowmenuid
8699 set newhead [lindex $commitinfo($newid) 0]
8700 set top .patch
8701 set patchtop $top
8702 catch {destroy $top}
8703 ttk_toplevel $top
8704 make_transient $top .
8705 ${NS}::label $top.title -text [mc "Generate patch"]
8706 grid $top.title - -pady 10
8707 ${NS}::label $top.from -text [mc "From:"]
8708 ${NS}::entry $top.fromsha1 -width 40
8709 $top.fromsha1 insert 0 $oldid
8710 $top.fromsha1 conf -state readonly
8711 grid $top.from $top.fromsha1 -sticky w
8712 ${NS}::entry $top.fromhead -width 60
8713 $top.fromhead insert 0 $oldhead
8714 $top.fromhead conf -state readonly
8715 grid x $top.fromhead -sticky w
8716 ${NS}::label $top.to -text [mc "To:"]
8717 ${NS}::entry $top.tosha1 -width 40
8718 $top.tosha1 insert 0 $newid
8719 $top.tosha1 conf -state readonly
8720 grid $top.to $top.tosha1 -sticky w
8721 ${NS}::entry $top.tohead -width 60
8722 $top.tohead insert 0 $newhead
8723 $top.tohead conf -state readonly
8724 grid x $top.tohead -sticky w
8725 ${NS}::button $top.rev -text [mc "Reverse"] -command mkpatchrev
8726 grid $top.rev x -pady 10 -padx 5
8727 ${NS}::label $top.flab -text [mc "Output file:"]
8728 ${NS}::entry $top.fname -width 60
8729 $top.fname insert 0 [file normalize "patch$patchnum.patch"]
8730 incr patchnum
8731 grid $top.flab $top.fname -sticky w
8732 ${NS}::frame $top.buts
8733 ${NS}::button $top.buts.gen -text [mc "Generate"] -command mkpatchgo
8734 ${NS}::button $top.buts.can -text [mc "Cancel"] -command mkpatchcan
8735 bind $top <Key-Return> mkpatchgo
8736 bind $top <Key-Escape> mkpatchcan
8737 grid $top.buts.gen $top.buts.can
8738 grid columnconfigure $top.buts 0 -weight 1 -uniform a
8739 grid columnconfigure $top.buts 1 -weight 1 -uniform a
8740 grid $top.buts - -pady 10 -sticky ew
8741 focus $top.fname
8742 }
8744 proc mkpatchrev {} {
8745 global patchtop
8747 set oldid [$patchtop.fromsha1 get]
8748 set oldhead [$patchtop.fromhead get]
8749 set newid [$patchtop.tosha1 get]
8750 set newhead [$patchtop.tohead get]
8751 foreach e [list fromsha1 fromhead tosha1 tohead] \
8752 v [list $newid $newhead $oldid $oldhead] {
8753 $patchtop.$e conf -state normal
8754 $patchtop.$e delete 0 end
8755 $patchtop.$e insert 0 $v
8756 $patchtop.$e conf -state readonly
8757 }
8758 }
8760 proc mkpatchgo {} {
8761 global patchtop nullid nullid2
8763 set oldid [$patchtop.fromsha1 get]
8764 set newid [$patchtop.tosha1 get]
8765 set fname [$patchtop.fname get]
8766 set cmd [diffcmd [list $oldid $newid] -p]
8767 # trim off the initial "|"
8768 set cmd [lrange $cmd 1 end]
8769 lappend cmd >$fname &
8770 if {[catch {eval exec $cmd} err]} {
8771 error_popup "[mc "Error creating patch:"] $err" $patchtop
8772 }
8773 catch {destroy $patchtop}
8774 unset patchtop
8775 }
8777 proc mkpatchcan {} {
8778 global patchtop
8780 catch {destroy $patchtop}
8781 unset patchtop
8782 }
8784 proc mktag {} {
8785 global rowmenuid mktagtop commitinfo NS
8787 set top .maketag
8788 set mktagtop $top
8789 catch {destroy $top}
8790 ttk_toplevel $top
8791 make_transient $top .
8792 ${NS}::label $top.title -text [mc "Create tag"]
8793 grid $top.title - -pady 10
8794 ${NS}::label $top.id -text [mc "ID:"]
8795 ${NS}::entry $top.sha1 -width 40
8796 $top.sha1 insert 0 $rowmenuid
8797 $top.sha1 conf -state readonly
8798 grid $top.id $top.sha1 -sticky w
8799 ${NS}::entry $top.head -width 60
8800 $top.head insert 0 [lindex $commitinfo($rowmenuid) 0]
8801 $top.head conf -state readonly
8802 grid x $top.head -sticky w
8803 ${NS}::label $top.tlab -text [mc "Tag name:"]
8804 ${NS}::entry $top.tag -width 60
8805 grid $top.tlab $top.tag -sticky w
8806 ${NS}::label $top.op -text [mc "Tag message is optional"]
8807 grid $top.op -columnspan 2 -sticky we
8808 ${NS}::label $top.mlab -text [mc "Tag message:"]
8809 ${NS}::entry $top.msg -width 60
8810 grid $top.mlab $top.msg -sticky w
8811 ${NS}::frame $top.buts
8812 ${NS}::button $top.buts.gen -text [mc "Create"] -command mktaggo
8813 ${NS}::button $top.buts.can -text [mc "Cancel"] -command mktagcan
8814 bind $top <Key-Return> mktaggo
8815 bind $top <Key-Escape> mktagcan
8816 grid $top.buts.gen $top.buts.can
8817 grid columnconfigure $top.buts 0 -weight 1 -uniform a
8818 grid columnconfigure $top.buts 1 -weight 1 -uniform a
8819 grid $top.buts - -pady 10 -sticky ew
8820 focus $top.tag
8821 }
8823 proc domktag {} {
8824 global mktagtop env tagids idtags
8826 set id [$mktagtop.sha1 get]
8827 set tag [$mktagtop.tag get]
8828 set msg [$mktagtop.msg get]
8829 if {$tag == {}} {
8830 error_popup [mc "No tag name specified"] $mktagtop
8831 return 0
8832 }
8833 if {[info exists tagids($tag)]} {
8834 error_popup [mc "Tag \"%s\" already exists" $tag] $mktagtop
8835 return 0
8836 }
8837 if {[catch {
8838 if {$msg != {}} {
8839 exec git tag -a -m $msg $tag $id
8840 } else {
8841 exec git tag $tag $id
8842 }
8843 } err]} {
8844 error_popup "[mc "Error creating tag:"] $err" $mktagtop
8845 return 0
8846 }
8848 set tagids($tag) $id
8849 lappend idtags($id) $tag
8850 redrawtags $id
8851 addedtag $id
8852 dispneartags 0
8853 run refill_reflist
8854 return 1
8855 }
8857 proc redrawtags {id} {
8858 global canv linehtag idpos currentid curview cmitlisted markedid
8859 global canvxmax iddrawn circleitem mainheadid circlecolors
8861 if {![commitinview $id $curview]} return
8862 if {![info exists iddrawn($id)]} return
8863 set row [rowofcommit $id]
8864 if {$id eq $mainheadid} {
8865 set ofill yellow
8866 } else {
8867 set ofill [lindex $circlecolors $cmitlisted($curview,$id)]
8868 }
8869 $canv itemconf $circleitem($row) -fill $ofill
8870 $canv delete tag.$id
8871 set xt [eval drawtags $id $idpos($id)]
8872 $canv coords $linehtag($id) $xt [lindex $idpos($id) 2]
8873 set text [$canv itemcget $linehtag($id) -text]
8874 set font [$canv itemcget $linehtag($id) -font]
8875 set xr [expr {$xt + [font measure $font $text]}]
8876 if {$xr > $canvxmax} {
8877 set canvxmax $xr
8878 setcanvscroll
8879 }
8880 if {[info exists currentid] && $currentid == $id} {
8881 make_secsel $id
8882 }
8883 if {[info exists markedid] && $markedid eq $id} {
8884 make_idmark $id
8885 }
8886 }
8888 proc mktagcan {} {
8889 global mktagtop
8891 catch {destroy $mktagtop}
8892 unset mktagtop
8893 }
8895 proc mktaggo {} {
8896 if {![domktag]} return
8897 mktagcan
8898 }
8900 proc writecommit {} {
8901 global rowmenuid wrcomtop commitinfo wrcomcmd NS
8903 set top .writecommit
8904 set wrcomtop $top
8905 catch {destroy $top}
8906 ttk_toplevel $top
8907 make_transient $top .
8908 ${NS}::label $top.title -text [mc "Write commit to file"]
8909 grid $top.title - -pady 10
8910 ${NS}::label $top.id -text [mc "ID:"]
8911 ${NS}::entry $top.sha1 -width 40
8912 $top.sha1 insert 0 $rowmenuid
8913 $top.sha1 conf -state readonly
8914 grid $top.id $top.sha1 -sticky w
8915 ${NS}::entry $top.head -width 60
8916 $top.head insert 0 [lindex $commitinfo($rowmenuid) 0]
8917 $top.head conf -state readonly
8918 grid x $top.head -sticky w
8919 ${NS}::label $top.clab -text [mc "Command:"]
8920 ${NS}::entry $top.cmd -width 60 -textvariable wrcomcmd
8921 grid $top.clab $top.cmd -sticky w -pady 10
8922 ${NS}::label $top.flab -text [mc "Output file:"]
8923 ${NS}::entry $top.fname -width 60
8924 $top.fname insert 0 [file normalize "commit-[string range $rowmenuid 0 6]"]
8925 grid $top.flab $top.fname -sticky w
8926 ${NS}::frame $top.buts
8927 ${NS}::button $top.buts.gen -text [mc "Write"] -command wrcomgo
8928 ${NS}::button $top.buts.can -text [mc "Cancel"] -command wrcomcan
8929 bind $top <Key-Return> wrcomgo
8930 bind $top <Key-Escape> wrcomcan
8931 grid $top.buts.gen $top.buts.can
8932 grid columnconfigure $top.buts 0 -weight 1 -uniform a
8933 grid columnconfigure $top.buts 1 -weight 1 -uniform a
8934 grid $top.buts - -pady 10 -sticky ew
8935 focus $top.fname
8936 }
8938 proc wrcomgo {} {
8939 global wrcomtop
8941 set id [$wrcomtop.sha1 get]
8942 set cmd "echo $id | [$wrcomtop.cmd get]"
8943 set fname [$wrcomtop.fname get]
8944 if {[catch {exec sh -c $cmd >$fname &} err]} {
8945 error_popup "[mc "Error writing commit:"] $err" $wrcomtop
8946 }
8947 catch {destroy $wrcomtop}
8948 unset wrcomtop
8949 }
8951 proc wrcomcan {} {
8952 global wrcomtop
8954 catch {destroy $wrcomtop}
8955 unset wrcomtop
8956 }
8958 proc mkbranch {} {
8959 global rowmenuid mkbrtop NS
8961 set top .makebranch
8962 catch {destroy $top}
8963 ttk_toplevel $top
8964 make_transient $top .
8965 ${NS}::label $top.title -text [mc "Create new branch"]
8966 grid $top.title - -pady 10
8967 ${NS}::label $top.id -text [mc "ID:"]
8968 ${NS}::entry $top.sha1 -width 40
8969 $top.sha1 insert 0 $rowmenuid
8970 $top.sha1 conf -state readonly
8971 grid $top.id $top.sha1 -sticky w
8972 ${NS}::label $top.nlab -text [mc "Name:"]
8973 ${NS}::entry $top.name -width 40
8974 grid $top.nlab $top.name -sticky w
8975 ${NS}::frame $top.buts
8976 ${NS}::button $top.buts.go -text [mc "Create"] -command [list mkbrgo $top]
8977 ${NS}::button $top.buts.can -text [mc "Cancel"] -command "catch {destroy $top}"
8978 bind $top <Key-Return> [list mkbrgo $top]
8979 bind $top <Key-Escape> "catch {destroy $top}"
8980 grid $top.buts.go $top.buts.can
8981 grid columnconfigure $top.buts 0 -weight 1 -uniform a
8982 grid columnconfigure $top.buts 1 -weight 1 -uniform a
8983 grid $top.buts - -pady 10 -sticky ew
8984 focus $top.name
8985 }
8987 proc mkbrgo {top} {
8988 global headids idheads
8990 set name [$top.name get]
8991 set id [$top.sha1 get]
8992 set cmdargs {}
8993 set old_id {}
8994 if {$name eq {}} {
8995 error_popup [mc "Please specify a name for the new branch"] $top
8996 return
8997 }
8998 if {[info exists headids($name)]} {
8999 if {![confirm_popup [mc \
9000 "Branch '%s' already exists. Overwrite?" $name] $top]} {
9001 return
9002 }
9003 set old_id $headids($name)
9004 lappend cmdargs -f
9005 }
9006 catch {destroy $top}
9007 lappend cmdargs $name $id
9008 nowbusy newbranch
9009 update
9010 if {[catch {
9011 eval exec git branch $cmdargs
9012 } err]} {
9013 notbusy newbranch
9014 error_popup $err
9015 } else {
9016 notbusy newbranch
9017 if {$old_id ne {}} {
9018 movehead $id $name
9019 movedhead $id $name
9020 redrawtags $old_id
9021 redrawtags $id
9022 } else {
9023 set headids($name) $id
9024 lappend idheads($id) $name
9025 addedhead $id $name
9026 redrawtags $id
9027 }
9028 dispneartags 0
9029 run refill_reflist
9030 }
9031 }
9033 proc exec_citool {tool_args {baseid {}}} {
9034 global commitinfo env
9036 set save_env [array get env GIT_AUTHOR_*]
9038 if {$baseid ne {}} {
9039 if {![info exists commitinfo($baseid)]} {
9040 getcommit $baseid
9041 }
9042 set author [lindex $commitinfo($baseid) 1]
9043 set date [lindex $commitinfo($baseid) 2]
9044 if {[regexp {^\s*(\S.*\S|\S)\s*<(.*)>\s*$} \
9045 $author author name email]
9046 && $date ne {}} {
9047 set env(GIT_AUTHOR_NAME) $name
9048 set env(GIT_AUTHOR_EMAIL) $email
9049 set env(GIT_AUTHOR_DATE) $date
9050 }
9051 }
9053 eval exec git citool $tool_args &
9055 array unset env GIT_AUTHOR_*
9056 array set env $save_env
9057 }
9059 proc cherrypick {} {
9060 global rowmenuid curview
9061 global mainhead mainheadid
9062 global gitdir
9064 set oldhead [exec git rev-parse HEAD]
9065 set dheads [descheads $rowmenuid]
9066 if {$dheads ne {} && [lsearch -exact $dheads $oldhead] >= 0} {
9067 set ok [confirm_popup [mc "Commit %s is already\
9068 included in branch %s -- really re-apply it?" \
9069 [string range $rowmenuid 0 7] $mainhead]]
9070 if {!$ok} return
9071 }
9072 nowbusy cherrypick [mc "Cherry-picking"]
9073 update
9074 # Unfortunately git-cherry-pick writes stuff to stderr even when
9075 # no error occurs, and exec takes that as an indication of error...
9076 if {[catch {exec sh -c "git cherry-pick -r $rowmenuid 2>&1"} err]} {
9077 notbusy cherrypick
9078 if {[regexp -line \
9079 {Entry '(.*)' (would be overwritten by merge|not uptodate)} \
9080 $err msg fname]} {
9081 error_popup [mc "Cherry-pick failed because of local changes\
9082 to file '%s'.\nPlease commit, reset or stash\
9083 your changes and try again." $fname]
9084 } elseif {[regexp -line \
9085 {^(CONFLICT \(.*\):|Automatic cherry-pick failed|error: could not apply)} \
9086 $err]} {
9087 if {[confirm_popup [mc "Cherry-pick failed because of merge\
9088 conflict.\nDo you wish to run git citool to\
9089 resolve it?"]]} {
9090 # Force citool to read MERGE_MSG
9091 file delete [file join $gitdir "GITGUI_MSG"]
9092 exec_citool {} $rowmenuid
9093 }
9094 } else {
9095 error_popup $err
9096 }
9097 run updatecommits
9098 return
9099 }
9100 set newhead [exec git rev-parse HEAD]
9101 if {$newhead eq $oldhead} {
9102 notbusy cherrypick
9103 error_popup [mc "No changes committed"]
9104 return
9105 }
9106 addnewchild $newhead $oldhead
9107 if {[commitinview $oldhead $curview]} {
9108 # XXX this isn't right if we have a path limit...
9109 insertrow $newhead $oldhead $curview
9110 if {$mainhead ne {}} {
9111 movehead $newhead $mainhead
9112 movedhead $newhead $mainhead
9113 }
9114 set mainheadid $newhead
9115 redrawtags $oldhead
9116 redrawtags $newhead
9117 selbyid $newhead
9118 }
9119 notbusy cherrypick
9120 }
9122 proc resethead {} {
9123 global mainhead rowmenuid confirm_ok resettype NS
9125 set confirm_ok 0
9126 set w ".confirmreset"
9127 ttk_toplevel $w
9128 make_transient $w .
9129 wm title $w [mc "Confirm reset"]
9130 ${NS}::label $w.m -text \
9131 [mc "Reset branch %s to %s?" $mainhead [string range $rowmenuid 0 7]]
9132 pack $w.m -side top -fill x -padx 20 -pady 20
9133 ${NS}::labelframe $w.f -text [mc "Reset type:"]
9134 set resettype mixed
9135 ${NS}::radiobutton $w.f.soft -value soft -variable resettype \
9136 -text [mc "Soft: Leave working tree and index untouched"]
9137 grid $w.f.soft -sticky w
9138 ${NS}::radiobutton $w.f.mixed -value mixed -variable resettype \
9139 -text [mc "Mixed: Leave working tree untouched, reset index"]
9140 grid $w.f.mixed -sticky w
9141 ${NS}::radiobutton $w.f.hard -value hard -variable resettype \
9142 -text [mc "Hard: Reset working tree and index\n(discard ALL local changes)"]
9143 grid $w.f.hard -sticky w
9144 pack $w.f -side top -fill x -padx 4
9145 ${NS}::button $w.ok -text [mc OK] -command "set confirm_ok 1; destroy $w"
9146 pack $w.ok -side left -fill x -padx 20 -pady 20
9147 ${NS}::button $w.cancel -text [mc Cancel] -command "destroy $w"
9148 bind $w <Key-Escape> [list destroy $w]
9149 pack $w.cancel -side right -fill x -padx 20 -pady 20
9150 bind $w <Visibility> "grab $w; focus $w"
9151 tkwait window $w
9152 if {!$confirm_ok} return
9153 if {[catch {set fd [open \
9154 [list | git reset --$resettype $rowmenuid 2>@1] r]} err]} {
9155 error_popup $err
9156 } else {
9157 dohidelocalchanges
9158 filerun $fd [list readresetstat $fd]
9159 nowbusy reset [mc "Resetting"]
9160 selbyid $rowmenuid
9161 }
9162 }
9164 proc readresetstat {fd} {
9165 global mainhead mainheadid showlocalchanges rprogcoord
9167 if {[gets $fd line] >= 0} {
9168 if {[regexp {([0-9]+)% \(([0-9]+)/([0-9]+)\)} $line match p m n]} {
9169 set rprogcoord [expr {1.0 * $m / $n}]
9170 adjustprogress
9171 }
9172 return 1
9173 }
9174 set rprogcoord 0
9175 adjustprogress
9176 notbusy reset
9177 if {[catch {close $fd} err]} {
9178 error_popup $err
9179 }
9180 set oldhead $mainheadid
9181 set newhead [exec git rev-parse HEAD]
9182 if {$newhead ne $oldhead} {
9183 movehead $newhead $mainhead
9184 movedhead $newhead $mainhead
9185 set mainheadid $newhead
9186 redrawtags $oldhead
9187 redrawtags $newhead
9188 }
9189 if {$showlocalchanges} {
9190 doshowlocalchanges
9191 }
9192 return 0
9193 }
9195 # context menu for a head
9196 proc headmenu {x y id head} {
9197 global headmenuid headmenuhead headctxmenu mainhead
9199 stopfinding
9200 set headmenuid $id
9201 set headmenuhead $head
9202 set state normal
9203 if {[string match "remotes/*" $head]} {
9204 set state disabled
9205 }
9206 if {$head eq $mainhead} {
9207 set state disabled
9208 }
9209 $headctxmenu entryconfigure 0 -state $state
9210 $headctxmenu entryconfigure 1 -state $state
9211 tk_popup $headctxmenu $x $y
9212 }
9214 proc cobranch {} {
9215 global headmenuid headmenuhead headids
9216 global showlocalchanges
9218 # check the tree is clean first??
9219 nowbusy checkout [mc "Checking out"]
9220 update
9221 dohidelocalchanges
9222 if {[catch {
9223 set fd [open [list | git checkout $headmenuhead 2>@1] r]
9224 } err]} {
9225 notbusy checkout
9226 error_popup $err
9227 if {$showlocalchanges} {
9228 dodiffindex
9229 }
9230 } else {
9231 filerun $fd [list readcheckoutstat $fd $headmenuhead $headmenuid]
9232 }
9233 }
9235 proc readcheckoutstat {fd newhead newheadid} {
9236 global mainhead mainheadid headids showlocalchanges progresscoords
9237 global viewmainheadid curview
9239 if {[gets $fd line] >= 0} {
9240 if {[regexp {([0-9]+)% \(([0-9]+)/([0-9]+)\)} $line match p m n]} {
9241 set progresscoords [list 0 [expr {1.0 * $m / $n}]]
9242 adjustprogress
9243 }
9244 return 1
9245 }
9246 set progresscoords {0 0}
9247 adjustprogress
9248 notbusy checkout
9249 if {[catch {close $fd} err]} {
9250 error_popup $err
9251 }
9252 set oldmainid $mainheadid
9253 set mainhead $newhead
9254 set mainheadid $newheadid
9255 set viewmainheadid($curview) $newheadid
9256 redrawtags $oldmainid
9257 redrawtags $newheadid
9258 selbyid $newheadid
9259 if {$showlocalchanges} {
9260 dodiffindex
9261 }
9262 }
9264 proc rmbranch {} {
9265 global headmenuid headmenuhead mainhead
9266 global idheads
9268 set head $headmenuhead
9269 set id $headmenuid
9270 # this check shouldn't be needed any more...
9271 if {$head eq $mainhead} {
9272 error_popup [mc "Cannot delete the currently checked-out branch"]
9273 return
9274 }
9275 set dheads [descheads $id]
9276 if {[llength $dheads] == 1 && $idheads($dheads) eq $head} {
9277 # the stuff on this branch isn't on any other branch
9278 if {![confirm_popup [mc "The commits on branch %s aren't on any other\
9279 branch.\nReally delete branch %s?" $head $head]]} return
9280 }
9281 nowbusy rmbranch
9282 update
9283 if {[catch {exec git branch -D $head} err]} {
9284 notbusy rmbranch
9285 error_popup $err
9286 return
9287 }
9288 removehead $id $head
9289 removedhead $id $head
9290 redrawtags $id
9291 notbusy rmbranch
9292 dispneartags 0
9293 run refill_reflist
9294 }
9296 # Display a list of tags and heads
9297 proc showrefs {} {
9298 global showrefstop bgcolor fgcolor selectbgcolor NS
9299 global bglist fglist reflistfilter reflist maincursor
9301 set top .showrefs
9302 set showrefstop $top
9303 if {[winfo exists $top]} {
9304 raise $top
9305 refill_reflist
9306 return
9307 }
9308 ttk_toplevel $top
9309 wm title $top [mc "Tags and heads: %s" [file tail [pwd]]]
9310 make_transient $top .
9311 text $top.list -background $bgcolor -foreground $fgcolor \
9312 -selectbackground $selectbgcolor -font mainfont \
9313 -xscrollcommand "$top.xsb set" -yscrollcommand "$top.ysb set" \
9314 -width 30 -height 20 -cursor $maincursor \
9315 -spacing1 1 -spacing3 1 -state disabled
9316 $top.list tag configure highlight -background $selectbgcolor
9317 lappend bglist $top.list
9318 lappend fglist $top.list
9319 ${NS}::scrollbar $top.ysb -command "$top.list yview" -orient vertical
9320 ${NS}::scrollbar $top.xsb -command "$top.list xview" -orient horizontal
9321 grid $top.list $top.ysb -sticky nsew
9322 grid $top.xsb x -sticky ew
9323 ${NS}::frame $top.f
9324 ${NS}::label $top.f.l -text "[mc "Filter"]: "
9325 ${NS}::entry $top.f.e -width 20 -textvariable reflistfilter
9326 set reflistfilter "*"
9327 trace add variable reflistfilter write reflistfilter_change
9328 pack $top.f.e -side right -fill x -expand 1
9329 pack $top.f.l -side left
9330 grid $top.f - -sticky ew -pady 2
9331 ${NS}::button $top.close -command [list destroy $top] -text [mc "Close"]
9332 bind $top <Key-Escape> [list destroy $top]
9333 grid $top.close -
9334 grid columnconfigure $top 0 -weight 1
9335 grid rowconfigure $top 0 -weight 1
9336 bind $top.list <1> {break}
9337 bind $top.list <B1-Motion> {break}
9338 bind $top.list <ButtonRelease-1> {sel_reflist %W %x %y; break}
9339 set reflist {}
9340 refill_reflist
9341 }
9343 proc sel_reflist {w x y} {
9344 global showrefstop reflist headids tagids otherrefids
9346 if {![winfo exists $showrefstop]} return
9347 set l [lindex [split [$w index "@$x,$y"] "."] 0]
9348 set ref [lindex $reflist [expr {$l-1}]]
9349 set n [lindex $ref 0]
9350 switch -- [lindex $ref 1] {
9351 "H" {selbyid $headids($n)}
9352 "T" {selbyid $tagids($n)}
9353 "o" {selbyid $otherrefids($n)}
9354 }
9355 $showrefstop.list tag add highlight $l.0 "$l.0 lineend"
9356 }
9358 proc unsel_reflist {} {
9359 global showrefstop
9361 if {![info exists showrefstop] || ![winfo exists $showrefstop]} return
9362 $showrefstop.list tag remove highlight 0.0 end
9363 }
9365 proc reflistfilter_change {n1 n2 op} {
9366 global reflistfilter
9368 after cancel refill_reflist
9369 after 200 refill_reflist
9370 }
9372 proc refill_reflist {} {
9373 global reflist reflistfilter showrefstop headids tagids otherrefids
9374 global curview
9376 if {![info exists showrefstop] || ![winfo exists $showrefstop]} return
9377 set refs {}
9378 foreach n [array names headids] {
9379 if {[string match $reflistfilter $n]} {
9380 if {[commitinview $headids($n) $curview]} {
9381 lappend refs [list $n H]
9382 } else {
9383 interestedin $headids($n) {run refill_reflist}
9384 }
9385 }
9386 }
9387 foreach n [array names tagids] {
9388 if {[string match $reflistfilter $n]} {
9389 if {[commitinview $tagids($n) $curview]} {
9390 lappend refs [list $n T]
9391 } else {
9392 interestedin $tagids($n) {run refill_reflist}
9393 }
9394 }
9395 }
9396 foreach n [array names otherrefids] {
9397 if {[string match $reflistfilter $n]} {
9398 if {[commitinview $otherrefids($n) $curview]} {
9399 lappend refs [list $n o]
9400 } else {
9401 interestedin $otherrefids($n) {run refill_reflist}
9402 }
9403 }
9404 }
9405 set refs [lsort -index 0 $refs]
9406 if {$refs eq $reflist} return
9408 # Update the contents of $showrefstop.list according to the
9409 # differences between $reflist (old) and $refs (new)
9410 $showrefstop.list conf -state normal
9411 $showrefstop.list insert end "\n"
9412 set i 0
9413 set j 0
9414 while {$i < [llength $reflist] || $j < [llength $refs]} {
9415 if {$i < [llength $reflist]} {
9416 if {$j < [llength $refs]} {
9417 set cmp [string compare [lindex $reflist $i 0] \
9418 [lindex $refs $j 0]]
9419 if {$cmp == 0} {
9420 set cmp [string compare [lindex $reflist $i 1] \
9421 [lindex $refs $j 1]]
9422 }
9423 } else {
9424 set cmp -1
9425 }
9426 } else {
9427 set cmp 1
9428 }
9429 switch -- $cmp {
9430 -1 {
9431 $showrefstop.list delete "[expr {$j+1}].0" "[expr {$j+2}].0"
9432 incr i
9433 }
9434 0 {
9435 incr i
9436 incr j
9437 }
9438 1 {
9439 set l [expr {$j + 1}]
9440 $showrefstop.list image create $l.0 -align baseline \
9441 -image reficon-[lindex $refs $j 1] -padx 2
9442 $showrefstop.list insert $l.1 "[lindex $refs $j 0]\n"
9443 incr j
9444 }
9445 }
9446 }
9447 set reflist $refs
9448 # delete last newline
9449 $showrefstop.list delete end-2c end-1c
9450 $showrefstop.list conf -state disabled
9451 }
9453 # Stuff for finding nearby tags
9454 proc getallcommits {} {
9455 global allcommits nextarc seeds allccache allcwait cachedarcs allcupdate
9456 global idheads idtags idotherrefs allparents tagobjid
9457 global gitdir
9459 if {![info exists allcommits]} {
9460 set nextarc 0
9461 set allcommits 0
9462 set seeds {}
9463 set allcwait 0
9464 set cachedarcs 0
9465 set allccache [file join $gitdir "gitk.cache"]
9466 if {![catch {
9467 set f [open $allccache r]
9468 set allcwait 1
9469 getcache $f
9470 }]} return
9471 }
9473 if {$allcwait} {
9474 return
9475 }
9476 set cmd [list | git rev-list --parents]
9477 set allcupdate [expr {$seeds ne {}}]
9478 if {!$allcupdate} {
9479 set ids "--all"
9480 } else {
9481 set refs [concat [array names idheads] [array names idtags] \
9482 [array names idotherrefs]]
9483 set ids {}
9484 set tagobjs {}
9485 foreach name [array names tagobjid] {
9486 lappend tagobjs $tagobjid($name)
9487 }
9488 foreach id [lsort -unique $refs] {
9489 if {![info exists allparents($id)] &&
9490 [lsearch -exact $tagobjs $id] < 0} {
9491 lappend ids $id
9492 }
9493 }
9494 if {$ids ne {}} {
9495 foreach id $seeds {
9496 lappend ids "^$id"
9497 }
9498 }
9499 }
9500 if {$ids ne {}} {
9501 set fd [open [concat $cmd $ids] r]
9502 fconfigure $fd -blocking 0
9503 incr allcommits
9504 nowbusy allcommits
9505 filerun $fd [list getallclines $fd]
9506 } else {
9507 dispneartags 0
9508 }
9509 }
9511 # Since most commits have 1 parent and 1 child, we group strings of
9512 # such commits into "arcs" joining branch/merge points (BMPs), which
9513 # are commits that either don't have 1 parent or don't have 1 child.
9514 #
9515 # arcnos(id) - incoming arcs for BMP, arc we're on for other nodes
9516 # arcout(id) - outgoing arcs for BMP
9517 # arcids(a) - list of IDs on arc including end but not start
9518 # arcstart(a) - BMP ID at start of arc
9519 # arcend(a) - BMP ID at end of arc
9520 # growing(a) - arc a is still growing
9521 # arctags(a) - IDs out of arcids (excluding end) that have tags
9522 # archeads(a) - IDs out of arcids (excluding end) that have heads
9523 # The start of an arc is at the descendent end, so "incoming" means
9524 # coming from descendents, and "outgoing" means going towards ancestors.
9526 proc getallclines {fd} {
9527 global allparents allchildren idtags idheads nextarc
9528 global arcnos arcids arctags arcout arcend arcstart archeads growing
9529 global seeds allcommits cachedarcs allcupdate
9531 set nid 0
9532 while {[incr nid] <= 1000 && [gets $fd line] >= 0} {
9533 set id [lindex $line 0]
9534 if {[info exists allparents($id)]} {
9535 # seen it already
9536 continue
9537 }
9538 set cachedarcs 0
9539 set olds [lrange $line 1 end]
9540 set allparents($id) $olds
9541 if {![info exists allchildren($id)]} {
9542 set allchildren($id) {}
9543 set arcnos($id) {}
9544 lappend seeds $id
9545 } else {
9546 set a $arcnos($id)
9547 if {[llength $olds] == 1 && [llength $a] == 1} {
9548 lappend arcids($a) $id
9549 if {[info exists idtags($id)]} {
9550 lappend arctags($a) $id
9551 }
9552 if {[info exists idheads($id)]} {
9553 lappend archeads($a) $id
9554 }
9555 if {[info exists allparents($olds)]} {
9556 # seen parent already
9557 if {![info exists arcout($olds)]} {
9558 splitarc $olds
9559 }
9560 lappend arcids($a) $olds
9561 set arcend($a) $olds
9562 unset growing($a)
9563 }
9564 lappend allchildren($olds) $id
9565 lappend arcnos($olds) $a
9566 continue
9567 }
9568 }
9569 foreach a $arcnos($id) {
9570 lappend arcids($a) $id
9571 set arcend($a) $id
9572 unset growing($a)
9573 }
9575 set ao {}
9576 foreach p $olds {
9577 lappend allchildren($p) $id
9578 set a [incr nextarc]
9579 set arcstart($a) $id
9580 set archeads($a) {}
9581 set arctags($a) {}
9582 set archeads($a) {}
9583 set arcids($a) {}
9584 lappend ao $a
9585 set growing($a) 1
9586 if {[info exists allparents($p)]} {
9587 # seen it already, may need to make a new branch
9588 if {![info exists arcout($p)]} {
9589 splitarc $p
9590 }
9591 lappend arcids($a) $p
9592 set arcend($a) $p
9593 unset growing($a)
9594 }
9595 lappend arcnos($p) $a
9596 }
9597 set arcout($id) $ao
9598 }
9599 if {$nid > 0} {
9600 global cached_dheads cached_dtags cached_atags
9601 catch {unset cached_dheads}
9602 catch {unset cached_dtags}
9603 catch {unset cached_atags}
9604 }
9605 if {![eof $fd]} {
9606 return [expr {$nid >= 1000? 2: 1}]
9607 }
9608 set cacheok 1
9609 if {[catch {
9610 fconfigure $fd -blocking 1
9611 close $fd
9612 } err]} {
9613 # got an error reading the list of commits
9614 # if we were updating, try rereading the whole thing again
9615 if {$allcupdate} {
9616 incr allcommits -1
9617 dropcache $err
9618 return
9619 }
9620 error_popup "[mc "Error reading commit topology information;\
9621 branch and preceding/following tag information\
9622 will be incomplete."]\n($err)"
9623 set cacheok 0
9624 }
9625 if {[incr allcommits -1] == 0} {
9626 notbusy allcommits
9627 if {$cacheok} {
9628 run savecache
9629 }
9630 }
9631 dispneartags 0
9632 return 0
9633 }
9635 proc recalcarc {a} {
9636 global arctags archeads arcids idtags idheads
9638 set at {}
9639 set ah {}
9640 foreach id [lrange $arcids($a) 0 end-1] {
9641 if {[info exists idtags($id)]} {
9642 lappend at $id
9643 }
9644 if {[info exists idheads($id)]} {
9645 lappend ah $id
9646 }
9647 }
9648 set arctags($a) $at
9649 set archeads($a) $ah
9650 }
9652 proc splitarc {p} {
9653 global arcnos arcids nextarc arctags archeads idtags idheads
9654 global arcstart arcend arcout allparents growing
9656 set a $arcnos($p)
9657 if {[llength $a] != 1} {
9658 puts "oops splitarc called but [llength $a] arcs already"
9659 return
9660 }
9661 set a [lindex $a 0]
9662 set i [lsearch -exact $arcids($a) $p]
9663 if {$i < 0} {
9664 puts "oops splitarc $p not in arc $a"
9665 return
9666 }
9667 set na [incr nextarc]
9668 if {[info exists arcend($a)]} {
9669 set arcend($na) $arcend($a)
9670 } else {
9671 set l [lindex $allparents([lindex $arcids($a) end]) 0]
9672 set j [lsearch -exact $arcnos($l) $a]
9673 set arcnos($l) [lreplace $arcnos($l) $j $j $na]
9674 }
9675 set tail [lrange $arcids($a) [expr {$i+1}] end]
9676 set arcids($a) [lrange $arcids($a) 0 $i]
9677 set arcend($a) $p
9678 set arcstart($na) $p
9679 set arcout($p) $na
9680 set arcids($na) $tail
9681 if {[info exists growing($a)]} {
9682 set growing($na) 1
9683 unset growing($a)
9684 }
9686 foreach id $tail {
9687 if {[llength $arcnos($id)] == 1} {
9688 set arcnos($id) $na
9689 } else {
9690 set j [lsearch -exact $arcnos($id) $a]
9691 set arcnos($id) [lreplace $arcnos($id) $j $j $na]
9692 }
9693 }
9695 # reconstruct tags and heads lists
9696 if {$arctags($a) ne {} || $archeads($a) ne {}} {
9697 recalcarc $a
9698 recalcarc $na
9699 } else {
9700 set arctags($na) {}
9701 set archeads($na) {}
9702 }
9703 }
9705 # Update things for a new commit added that is a child of one
9706 # existing commit. Used when cherry-picking.
9707 proc addnewchild {id p} {
9708 global allparents allchildren idtags nextarc
9709 global arcnos arcids arctags arcout arcend arcstart archeads growing
9710 global seeds allcommits
9712 if {![info exists allcommits] || ![info exists arcnos($p)]} return
9713 set allparents($id) [list $p]
9714 set allchildren($id) {}
9715 set arcnos($id) {}
9716 lappend seeds $id
9717 lappend allchildren($p) $id
9718 set a [incr nextarc]
9719 set arcstart($a) $id
9720 set archeads($a) {}
9721 set arctags($a) {}
9722 set arcids($a) [list $p]
9723 set arcend($a) $p
9724 if {![info exists arcout($p)]} {
9725 splitarc $p
9726 }
9727 lappend arcnos($p) $a
9728 set arcout($id) [list $a]
9729 }
9731 # This implements a cache for the topology information.
9732 # The cache saves, for each arc, the start and end of the arc,
9733 # the ids on the arc, and the outgoing arcs from the end.
9734 proc readcache {f} {
9735 global arcnos arcids arcout arcstart arcend arctags archeads nextarc
9736 global idtags idheads allparents cachedarcs possible_seeds seeds growing
9737 global allcwait
9739 set a $nextarc
9740 set lim $cachedarcs
9741 if {$lim - $a > 500} {
9742 set lim [expr {$a + 500}]
9743 }
9744 if {[catch {
9745 if {$a == $lim} {
9746 # finish reading the cache and setting up arctags, etc.
9747 set line [gets $f]
9748 if {$line ne "1"} {error "bad final version"}
9749 close $f
9750 foreach id [array names idtags] {
9751 if {[info exists arcnos($id)] && [llength $arcnos($id)] == 1 &&
9752 [llength $allparents($id)] == 1} {
9753 set a [lindex $arcnos($id) 0]
9754 if {$arctags($a) eq {}} {
9755 recalcarc $a
9756 }
9757 }
9758 }
9759 foreach id [array names idheads] {
9760 if {[info exists arcnos($id)] && [llength $arcnos($id)] == 1 &&
9761 [llength $allparents($id)] == 1} {
9762 set a [lindex $arcnos($id) 0]
9763 if {$archeads($a) eq {}} {
9764 recalcarc $a
9765 }
9766 }
9767 }
9768 foreach id [lsort -unique $possible_seeds] {
9769 if {$arcnos($id) eq {}} {
9770 lappend seeds $id
9771 }
9772 }
9773 set allcwait 0
9774 } else {
9775 while {[incr a] <= $lim} {
9776 set line [gets $f]
9777 if {[llength $line] != 3} {error "bad line"}
9778 set s [lindex $line 0]
9779 set arcstart($a) $s
9780 lappend arcout($s) $a
9781 if {![info exists arcnos($s)]} {
9782 lappend possible_seeds $s
9783 set arcnos($s) {}
9784 }
9785 set e [lindex $line 1]
9786 if {$e eq {}} {
9787 set growing($a) 1
9788 } else {
9789 set arcend($a) $e
9790 if {![info exists arcout($e)]} {
9791 set arcout($e) {}
9792 }
9793 }
9794 set arcids($a) [lindex $line 2]
9795 foreach id $arcids($a) {
9796 lappend allparents($s) $id
9797 set s $id
9798 lappend arcnos($id) $a
9799 }
9800 if {![info exists allparents($s)]} {
9801 set allparents($s) {}
9802 }
9803 set arctags($a) {}
9804 set archeads($a) {}
9805 }
9806 set nextarc [expr {$a - 1}]
9807 }
9808 } err]} {
9809 dropcache $err
9810 return 0
9811 }
9812 if {!$allcwait} {
9813 getallcommits
9814 }
9815 return $allcwait
9816 }
9818 proc getcache {f} {
9819 global nextarc cachedarcs possible_seeds
9821 if {[catch {
9822 set line [gets $f]
9823 if {[llength $line] != 2 || [lindex $line 0] ne "1"} {error "bad version"}
9824 # make sure it's an integer
9825 set cachedarcs [expr {int([lindex $line 1])}]
9826 if {$cachedarcs < 0} {error "bad number of arcs"}
9827 set nextarc 0
9828 set possible_seeds {}
9829 run readcache $f
9830 } err]} {
9831 dropcache $err
9832 }
9833 return 0
9834 }
9836 proc dropcache {err} {
9837 global allcwait nextarc cachedarcs seeds
9839 #puts "dropping cache ($err)"
9840 foreach v {arcnos arcout arcids arcstart arcend growing \
9841 arctags archeads allparents allchildren} {
9842 global $v
9843 catch {unset $v}
9844 }
9845 set allcwait 0
9846 set nextarc 0
9847 set cachedarcs 0
9848 set seeds {}
9849 getallcommits
9850 }
9852 proc writecache {f} {
9853 global cachearc cachedarcs allccache
9854 global arcstart arcend arcnos arcids arcout
9856 set a $cachearc
9857 set lim $cachedarcs
9858 if {$lim - $a > 1000} {
9859 set lim [expr {$a + 1000}]
9860 }
9861 if {[catch {
9862 while {[incr a] <= $lim} {
9863 if {[info exists arcend($a)]} {
9864 puts $f [list $arcstart($a) $arcend($a) $arcids($a)]
9865 } else {
9866 puts $f [list $arcstart($a) {} $arcids($a)]
9867 }
9868 }
9869 } err]} {
9870 catch {close $f}
9871 catch {file delete $allccache}
9872 #puts "writing cache failed ($err)"
9873 return 0
9874 }
9875 set cachearc [expr {$a - 1}]
9876 if {$a > $cachedarcs} {
9877 puts $f "1"
9878 close $f
9879 return 0
9880 }
9881 return 1
9882 }
9884 proc savecache {} {
9885 global nextarc cachedarcs cachearc allccache
9887 if {$nextarc == $cachedarcs} return
9888 set cachearc 0
9889 set cachedarcs $nextarc
9890 catch {
9891 set f [open $allccache w]
9892 puts $f [list 1 $cachedarcs]
9893 run writecache $f
9894 }
9895 }
9897 # Returns 1 if a is an ancestor of b, -1 if b is an ancestor of a,
9898 # or 0 if neither is true.
9899 proc anc_or_desc {a b} {
9900 global arcout arcstart arcend arcnos cached_isanc
9902 if {$arcnos($a) eq $arcnos($b)} {
9903 # Both are on the same arc(s); either both are the same BMP,
9904 # or if one is not a BMP, the other is also not a BMP or is
9905 # the BMP at end of the arc (and it only has 1 incoming arc).
9906 # Or both can be BMPs with no incoming arcs.
9907 if {$a eq $b || $arcnos($a) eq {}} {
9908 return 0
9909 }
9910 # assert {[llength $arcnos($a)] == 1}
9911 set arc [lindex $arcnos($a) 0]
9912 set i [lsearch -exact $arcids($arc) $a]
9913 set j [lsearch -exact $arcids($arc) $b]
9914 if {$i < 0 || $i > $j} {
9915 return 1
9916 } else {
9917 return -1
9918 }
9919 }
9921 if {![info exists arcout($a)]} {
9922 set arc [lindex $arcnos($a) 0]
9923 if {[info exists arcend($arc)]} {
9924 set aend $arcend($arc)
9925 } else {
9926 set aend {}
9927 }
9928 set a $arcstart($arc)
9929 } else {
9930 set aend $a
9931 }
9932 if {![info exists arcout($b)]} {
9933 set arc [lindex $arcnos($b) 0]
9934 if {[info exists arcend($arc)]} {
9935 set bend $arcend($arc)
9936 } else {
9937 set bend {}
9938 }
9939 set b $arcstart($arc)
9940 } else {
9941 set bend $b
9942 }
9943 if {$a eq $bend} {
9944 return 1
9945 }
9946 if {$b eq $aend} {
9947 return -1
9948 }
9949 if {[info exists cached_isanc($a,$bend)]} {
9950 if {$cached_isanc($a,$bend)} {
9951 return 1
9952 }
9953 }
9954 if {[info exists cached_isanc($b,$aend)]} {
9955 if {$cached_isanc($b,$aend)} {
9956 return -1
9957 }
9958 if {[info exists cached_isanc($a,$bend)]} {
9959 return 0
9960 }
9961 }
9963 set todo [list $a $b]
9964 set anc($a) a
9965 set anc($b) b
9966 for {set i 0} {$i < [llength $todo]} {incr i} {
9967 set x [lindex $todo $i]
9968 if {$anc($x) eq {}} {
9969 continue
9970 }
9971 foreach arc $arcnos($x) {
9972 set xd $arcstart($arc)
9973 if {$xd eq $bend} {
9974 set cached_isanc($a,$bend) 1
9975 set cached_isanc($b,$aend) 0
9976 return 1
9977 } elseif {$xd eq $aend} {
9978 set cached_isanc($b,$aend) 1
9979 set cached_isanc($a,$bend) 0
9980 return -1
9981 }
9982 if {![info exists anc($xd)]} {
9983 set anc($xd) $anc($x)
9984 lappend todo $xd
9985 } elseif {$anc($xd) ne $anc($x)} {
9986 set anc($xd) {}
9987 }
9988 }
9989 }
9990 set cached_isanc($a,$bend) 0
9991 set cached_isanc($b,$aend) 0
9992 return 0
9993 }
9995 # This identifies whether $desc has an ancestor that is
9996 # a growing tip of the graph and which is not an ancestor of $anc
9997 # and returns 0 if so and 1 if not.
9998 # If we subsequently discover a tag on such a growing tip, and that
9999 # turns out to be a descendent of $anc (which it could, since we
10000 # don't necessarily see children before parents), then $desc
10001 # isn't a good choice to display as a descendent tag of
10002 # $anc (since it is the descendent of another tag which is
10003 # a descendent of $anc). Similarly, $anc isn't a good choice to
10004 # display as a ancestor tag of $desc.
10005 #
10006 proc is_certain {desc anc} {
10007 global arcnos arcout arcstart arcend growing problems
10009 set certain {}
10010 if {[llength $arcnos($anc)] == 1} {
10011 # tags on the same arc are certain
10012 if {$arcnos($desc) eq $arcnos($anc)} {
10013 return 1
10014 }
10015 if {![info exists arcout($anc)]} {
10016 # if $anc is partway along an arc, use the start of the arc instead
10017 set a [lindex $arcnos($anc) 0]
10018 set anc $arcstart($a)
10019 }
10020 }
10021 if {[llength $arcnos($desc)] > 1 || [info exists arcout($desc)]} {
10022 set x $desc
10023 } else {
10024 set a [lindex $arcnos($desc) 0]
10025 set x $arcend($a)
10026 }
10027 if {$x == $anc} {
10028 return 1
10029 }
10030 set anclist [list $x]
10031 set dl($x) 1
10032 set nnh 1
10033 set ngrowanc 0
10034 for {set i 0} {$i < [llength $anclist] && ($nnh > 0 || $ngrowanc > 0)} {incr i} {
10035 set x [lindex $anclist $i]
10036 if {$dl($x)} {
10037 incr nnh -1
10038 }
10039 set done($x) 1
10040 foreach a $arcout($x) {
10041 if {[info exists growing($a)]} {
10042 if {![info exists growanc($x)] && $dl($x)} {
10043 set growanc($x) 1
10044 incr ngrowanc
10045 }
10046 } else {
10047 set y $arcend($a)
10048 if {[info exists dl($y)]} {
10049 if {$dl($y)} {
10050 if {!$dl($x)} {
10051 set dl($y) 0
10052 if {![info exists done($y)]} {
10053 incr nnh -1
10054 }
10055 if {[info exists growanc($x)]} {
10056 incr ngrowanc -1
10057 }
10058 set xl [list $y]
10059 for {set k 0} {$k < [llength $xl]} {incr k} {
10060 set z [lindex $xl $k]
10061 foreach c $arcout($z) {
10062 if {[info exists arcend($c)]} {
10063 set v $arcend($c)
10064 if {[info exists dl($v)] && $dl($v)} {
10065 set dl($v) 0
10066 if {![info exists done($v)]} {
10067 incr nnh -1
10068 }
10069 if {[info exists growanc($v)]} {
10070 incr ngrowanc -1
10071 }
10072 lappend xl $v
10073 }
10074 }
10075 }
10076 }
10077 }
10078 }
10079 } elseif {$y eq $anc || !$dl($x)} {
10080 set dl($y) 0
10081 lappend anclist $y
10082 } else {
10083 set dl($y) 1
10084 lappend anclist $y
10085 incr nnh
10086 }
10087 }
10088 }
10089 }
10090 foreach x [array names growanc] {
10091 if {$dl($x)} {
10092 return 0
10093 }
10094 return 0
10095 }
10096 return 1
10097 }
10099 proc validate_arctags {a} {
10100 global arctags idtags
10102 set i -1
10103 set na $arctags($a)
10104 foreach id $arctags($a) {
10105 incr i
10106 if {![info exists idtags($id)]} {
10107 set na [lreplace $na $i $i]
10108 incr i -1
10109 }
10110 }
10111 set arctags($a) $na
10112 }
10114 proc validate_archeads {a} {
10115 global archeads idheads
10117 set i -1
10118 set na $archeads($a)
10119 foreach id $archeads($a) {
10120 incr i
10121 if {![info exists idheads($id)]} {
10122 set na [lreplace $na $i $i]
10123 incr i -1
10124 }
10125 }
10126 set archeads($a) $na
10127 }
10129 # Return the list of IDs that have tags that are descendents of id,
10130 # ignoring IDs that are descendents of IDs already reported.
10131 proc desctags {id} {
10132 global arcnos arcstart arcids arctags idtags allparents
10133 global growing cached_dtags
10135 if {![info exists allparents($id)]} {
10136 return {}
10137 }
10138 set t1 [clock clicks -milliseconds]
10139 set argid $id
10140 if {[llength $arcnos($id)] == 1 && [llength $allparents($id)] == 1} {
10141 # part-way along an arc; check that arc first
10142 set a [lindex $arcnos($id) 0]
10143 if {$arctags($a) ne {}} {
10144 validate_arctags $a
10145 set i [lsearch -exact $arcids($a) $id]
10146 set tid {}
10147 foreach t $arctags($a) {
10148 set j [lsearch -exact $arcids($a) $t]
10149 if {$j >= $i} break
10150 set tid $t
10151 }
10152 if {$tid ne {}} {
10153 return $tid
10154 }
10155 }
10156 set id $arcstart($a)
10157 if {[info exists idtags($id)]} {
10158 return $id
10159 }
10160 }
10161 if {[info exists cached_dtags($id)]} {
10162 return $cached_dtags($id)
10163 }
10165 set origid $id
10166 set todo [list $id]
10167 set queued($id) 1
10168 set nc 1
10169 for {set i 0} {$i < [llength $todo] && $nc > 0} {incr i} {
10170 set id [lindex $todo $i]
10171 set done($id) 1
10172 set ta [info exists hastaggedancestor($id)]
10173 if {!$ta} {
10174 incr nc -1
10175 }
10176 # ignore tags on starting node
10177 if {!$ta && $i > 0} {
10178 if {[info exists idtags($id)]} {
10179 set tagloc($id) $id
10180 set ta 1
10181 } elseif {[info exists cached_dtags($id)]} {
10182 set tagloc($id) $cached_dtags($id)
10183 set ta 1
10184 }
10185 }
10186 foreach a $arcnos($id) {
10187 set d $arcstart($a)
10188 if {!$ta && $arctags($a) ne {}} {
10189 validate_arctags $a
10190 if {$arctags($a) ne {}} {
10191 lappend tagloc($id) [lindex $arctags($a) end]
10192 }
10193 }
10194 if {$ta || $arctags($a) ne {}} {
10195 set tomark [list $d]
10196 for {set j 0} {$j < [llength $tomark]} {incr j} {
10197 set dd [lindex $tomark $j]
10198 if {![info exists hastaggedancestor($dd)]} {
10199 if {[info exists done($dd)]} {
10200 foreach b $arcnos($dd) {
10201 lappend tomark $arcstart($b)
10202 }
10203 if {[info exists tagloc($dd)]} {
10204 unset tagloc($dd)
10205 }
10206 } elseif {[info exists queued($dd)]} {
10207 incr nc -1
10208 }
10209 set hastaggedancestor($dd) 1
10210 }
10211 }
10212 }
10213 if {![info exists queued($d)]} {
10214 lappend todo $d
10215 set queued($d) 1
10216 if {![info exists hastaggedancestor($d)]} {
10217 incr nc
10218 }
10219 }
10220 }
10221 }
10222 set tags {}
10223 foreach id [array names tagloc] {
10224 if {![info exists hastaggedancestor($id)]} {
10225 foreach t $tagloc($id) {
10226 if {[lsearch -exact $tags $t] < 0} {
10227 lappend tags $t
10228 }
10229 }
10230 }
10231 }
10232 set t2 [clock clicks -milliseconds]
10233 set loopix $i
10235 # remove tags that are descendents of other tags
10236 for {set i 0} {$i < [llength $tags]} {incr i} {
10237 set a [lindex $tags $i]
10238 for {set j 0} {$j < $i} {incr j} {
10239 set b [lindex $tags $j]
10240 set r [anc_or_desc $a $b]
10241 if {$r == 1} {
10242 set tags [lreplace $tags $j $j]
10243 incr j -1
10244 incr i -1
10245 } elseif {$r == -1} {
10246 set tags [lreplace $tags $i $i]
10247 incr i -1
10248 break
10249 }
10250 }
10251 }
10253 if {[array names growing] ne {}} {
10254 # graph isn't finished, need to check if any tag could get
10255 # eclipsed by another tag coming later. Simply ignore any
10256 # tags that could later get eclipsed.
10257 set ctags {}
10258 foreach t $tags {
10259 if {[is_certain $t $origid]} {
10260 lappend ctags $t
10261 }
10262 }
10263 if {$tags eq $ctags} {
10264 set cached_dtags($origid) $tags
10265 } else {
10266 set tags $ctags
10267 }
10268 } else {
10269 set cached_dtags($origid) $tags
10270 }
10271 set t3 [clock clicks -milliseconds]
10272 if {0 && $t3 - $t1 >= 100} {
10273 puts "iterating descendents ($loopix/[llength $todo] nodes) took\
10274 [expr {$t2-$t1}]+[expr {$t3-$t2}]ms, $nc candidates left"
10275 }
10276 return $tags
10277 }
10279 proc anctags {id} {
10280 global arcnos arcids arcout arcend arctags idtags allparents
10281 global growing cached_atags
10283 if {![info exists allparents($id)]} {
10284 return {}
10285 }
10286 set t1 [clock clicks -milliseconds]
10287 set argid $id
10288 if {[llength $arcnos($id)] == 1 && [llength $allparents($id)] == 1} {
10289 # part-way along an arc; check that arc first
10290 set a [lindex $arcnos($id) 0]
10291 if {$arctags($a) ne {}} {
10292 validate_arctags $a
10293 set i [lsearch -exact $arcids($a) $id]
10294 foreach t $arctags($a) {
10295 set j [lsearch -exact $arcids($a) $t]
10296 if {$j > $i} {
10297 return $t
10298 }
10299 }
10300 }
10301 if {![info exists arcend($a)]} {
10302 return {}
10303 }
10304 set id $arcend($a)
10305 if {[info exists idtags($id)]} {
10306 return $id
10307 }
10308 }
10309 if {[info exists cached_atags($id)]} {
10310 return $cached_atags($id)
10311 }
10313 set origid $id
10314 set todo [list $id]
10315 set queued($id) 1
10316 set taglist {}
10317 set nc 1
10318 for {set i 0} {$i < [llength $todo] && $nc > 0} {incr i} {
10319 set id [lindex $todo $i]
10320 set done($id) 1
10321 set td [info exists hastaggeddescendent($id)]
10322 if {!$td} {
10323 incr nc -1
10324 }
10325 # ignore tags on starting node
10326 if {!$td && $i > 0} {
10327 if {[info exists idtags($id)]} {
10328 set tagloc($id) $id
10329 set td 1
10330 } elseif {[info exists cached_atags($id)]} {
10331 set tagloc($id) $cached_atags($id)
10332 set td 1
10333 }
10334 }
10335 foreach a $arcout($id) {
10336 if {!$td && $arctags($a) ne {}} {
10337 validate_arctags $a
10338 if {$arctags($a) ne {}} {
10339 lappend tagloc($id) [lindex $arctags($a) 0]
10340 }
10341 }
10342 if {![info exists arcend($a)]} continue
10343 set d $arcend($a)
10344 if {$td || $arctags($a) ne {}} {
10345 set tomark [list $d]
10346 for {set j 0} {$j < [llength $tomark]} {incr j} {
10347 set dd [lindex $tomark $j]
10348 if {![info exists hastaggeddescendent($dd)]} {
10349 if {[info exists done($dd)]} {
10350 foreach b $arcout($dd) {
10351 if {[info exists arcend($b)]} {
10352 lappend tomark $arcend($b)
10353 }
10354 }
10355 if {[info exists tagloc($dd)]} {
10356 unset tagloc($dd)
10357 }
10358 } elseif {[info exists queued($dd)]} {
10359 incr nc -1
10360 }
10361 set hastaggeddescendent($dd) 1
10362 }
10363 }
10364 }
10365 if {![info exists queued($d)]} {
10366 lappend todo $d
10367 set queued($d) 1
10368 if {![info exists hastaggeddescendent($d)]} {
10369 incr nc
10370 }
10371 }
10372 }
10373 }
10374 set t2 [clock clicks -milliseconds]
10375 set loopix $i
10376 set tags {}
10377 foreach id [array names tagloc] {
10378 if {![info exists hastaggeddescendent($id)]} {
10379 foreach t $tagloc($id) {
10380 if {[lsearch -exact $tags $t] < 0} {
10381 lappend tags $t
10382 }
10383 }
10384 }
10385 }
10387 # remove tags that are ancestors of other tags
10388 for {set i 0} {$i < [llength $tags]} {incr i} {
10389 set a [lindex $tags $i]
10390 for {set j 0} {$j < $i} {incr j} {
10391 set b [lindex $tags $j]
10392 set r [anc_or_desc $a $b]
10393 if {$r == -1} {
10394 set tags [lreplace $tags $j $j]
10395 incr j -1
10396 incr i -1
10397 } elseif {$r == 1} {
10398 set tags [lreplace $tags $i $i]
10399 incr i -1
10400 break
10401 }
10402 }
10403 }
10405 if {[array names growing] ne {}} {
10406 # graph isn't finished, need to check if any tag could get
10407 # eclipsed by another tag coming later. Simply ignore any
10408 # tags that could later get eclipsed.
10409 set ctags {}
10410 foreach t $tags {
10411 if {[is_certain $origid $t]} {
10412 lappend ctags $t
10413 }
10414 }
10415 if {$tags eq $ctags} {
10416 set cached_atags($origid) $tags
10417 } else {
10418 set tags $ctags
10419 }
10420 } else {
10421 set cached_atags($origid) $tags
10422 }
10423 set t3 [clock clicks -milliseconds]
10424 if {0 && $t3 - $t1 >= 100} {
10425 puts "iterating ancestors ($loopix/[llength $todo] nodes) took\
10426 [expr {$t2-$t1}]+[expr {$t3-$t2}]ms, $nc candidates left"
10427 }
10428 return $tags
10429 }
10431 # Return the list of IDs that have heads that are descendents of id,
10432 # including id itself if it has a head.
10433 proc descheads {id} {
10434 global arcnos arcstart arcids archeads idheads cached_dheads
10435 global allparents
10437 if {![info exists allparents($id)]} {
10438 return {}
10439 }
10440 set aret {}
10441 if {[llength $arcnos($id)] == 1 && [llength $allparents($id)] == 1} {
10442 # part-way along an arc; check it first
10443 set a [lindex $arcnos($id) 0]
10444 if {$archeads($a) ne {}} {
10445 validate_archeads $a
10446 set i [lsearch -exact $arcids($a) $id]
10447 foreach t $archeads($a) {
10448 set j [lsearch -exact $arcids($a) $t]
10449 if {$j > $i} break
10450 lappend aret $t
10451 }
10452 }
10453 set id $arcstart($a)
10454 }
10455 set origid $id
10456 set todo [list $id]
10457 set seen($id) 1
10458 set ret {}
10459 for {set i 0} {$i < [llength $todo]} {incr i} {
10460 set id [lindex $todo $i]
10461 if {[info exists cached_dheads($id)]} {
10462 set ret [concat $ret $cached_dheads($id)]
10463 } else {
10464 if {[info exists idheads($id)]} {
10465 lappend ret $id
10466 }
10467 foreach a $arcnos($id) {
10468 if {$archeads($a) ne {}} {
10469 validate_archeads $a
10470 if {$archeads($a) ne {}} {
10471 set ret [concat $ret $archeads($a)]
10472 }
10473 }
10474 set d $arcstart($a)
10475 if {![info exists seen($d)]} {
10476 lappend todo $d
10477 set seen($d) 1
10478 }
10479 }
10480 }
10481 }
10482 set ret [lsort -unique $ret]
10483 set cached_dheads($origid) $ret
10484 return [concat $ret $aret]
10485 }
10487 proc addedtag {id} {
10488 global arcnos arcout cached_dtags cached_atags
10490 if {![info exists arcnos($id)]} return
10491 if {![info exists arcout($id)]} {
10492 recalcarc [lindex $arcnos($id) 0]
10493 }
10494 catch {unset cached_dtags}
10495 catch {unset cached_atags}
10496 }
10498 proc addedhead {hid head} {
10499 global arcnos arcout cached_dheads
10501 if {![info exists arcnos($hid)]} return
10502 if {![info exists arcout($hid)]} {
10503 recalcarc [lindex $arcnos($hid) 0]
10504 }
10505 catch {unset cached_dheads}
10506 }
10508 proc removedhead {hid head} {
10509 global cached_dheads
10511 catch {unset cached_dheads}
10512 }
10514 proc movedhead {hid head} {
10515 global arcnos arcout cached_dheads
10517 if {![info exists arcnos($hid)]} return
10518 if {![info exists arcout($hid)]} {
10519 recalcarc [lindex $arcnos($hid) 0]
10520 }
10521 catch {unset cached_dheads}
10522 }
10524 proc changedrefs {} {
10525 global cached_dheads cached_dtags cached_atags
10526 global arctags archeads arcnos arcout idheads idtags
10528 foreach id [concat [array names idheads] [array names idtags]] {
10529 if {[info exists arcnos($id)] && ![info exists arcout($id)]} {
10530 set a [lindex $arcnos($id) 0]
10531 if {![info exists donearc($a)]} {
10532 recalcarc $a
10533 set donearc($a) 1
10534 }
10535 }
10536 }
10537 catch {unset cached_dtags}
10538 catch {unset cached_atags}
10539 catch {unset cached_dheads}
10540 }
10542 proc rereadrefs {} {
10543 global idtags idheads idotherrefs mainheadid
10545 set refids [concat [array names idtags] \
10546 [array names idheads] [array names idotherrefs]]
10547 foreach id $refids {
10548 if {![info exists ref($id)]} {
10549 set ref($id) [listrefs $id]
10550 }
10551 }
10552 set oldmainhead $mainheadid
10553 readrefs
10554 changedrefs
10555 set refids [lsort -unique [concat $refids [array names idtags] \
10556 [array names idheads] [array names idotherrefs]]]
10557 foreach id $refids {
10558 set v [listrefs $id]
10559 if {![info exists ref($id)] || $ref($id) != $v} {
10560 redrawtags $id
10561 }
10562 }
10563 if {$oldmainhead ne $mainheadid} {
10564 redrawtags $oldmainhead
10565 redrawtags $mainheadid
10566 }
10567 run refill_reflist
10568 }
10570 proc listrefs {id} {
10571 global idtags idheads idotherrefs
10573 set x {}
10574 if {[info exists idtags($id)]} {
10575 set x $idtags($id)
10576 }
10577 set y {}
10578 if {[info exists idheads($id)]} {
10579 set y $idheads($id)
10580 }
10581 set z {}
10582 if {[info exists idotherrefs($id)]} {
10583 set z $idotherrefs($id)
10584 }
10585 return [list $x $y $z]
10586 }
10588 proc showtag {tag isnew} {
10589 global ctext tagcontents tagids linknum tagobjid
10591 if {$isnew} {
10592 addtohistory [list showtag $tag 0] savectextpos
10593 }
10594 $ctext conf -state normal
10595 clear_ctext
10596 settabs 0
10597 set linknum 0
10598 if {![info exists tagcontents($tag)]} {
10599 catch {
10600 set tagcontents($tag) [exec git cat-file tag $tag]
10601 }
10602 }
10603 if {[info exists tagcontents($tag)]} {
10604 set text $tagcontents($tag)
10605 } else {
10606 set text "[mc "Tag"]: $tag\n[mc "Id"]: $tagids($tag)"
10607 }
10608 appendwithlinks $text {}
10609 maybe_scroll_ctext 1
10610 $ctext conf -state disabled
10611 init_flist {}
10612 }
10614 proc doquit {} {
10615 global stopped
10616 global gitktmpdir
10618 set stopped 100
10619 savestuff .
10620 destroy .
10622 if {[info exists gitktmpdir]} {
10623 catch {file delete -force $gitktmpdir}
10624 }
10625 }
10627 proc mkfontdisp {font top which} {
10628 global fontattr fontpref $font NS use_ttk
10630 set fontpref($font) [set $font]
10631 ${NS}::button $top.${font}but -text $which \
10632 -command [list choosefont $font $which]
10633 ${NS}::label $top.$font -relief flat -font $font \
10634 -text $fontattr($font,family) -justify left
10635 grid x $top.${font}but $top.$font -sticky w
10636 }
10638 proc choosefont {font which} {
10639 global fontparam fontlist fonttop fontattr
10640 global prefstop NS
10642 set fontparam(which) $which
10643 set fontparam(font) $font
10644 set fontparam(family) [font actual $font -family]
10645 set fontparam(size) $fontattr($font,size)
10646 set fontparam(weight) $fontattr($font,weight)
10647 set fontparam(slant) $fontattr($font,slant)
10648 set top .gitkfont
10649 set fonttop $top
10650 if {![winfo exists $top]} {
10651 font create sample
10652 eval font config sample [font actual $font]
10653 ttk_toplevel $top
10654 make_transient $top $prefstop
10655 wm title $top [mc "Gitk font chooser"]
10656 ${NS}::label $top.l -textvariable fontparam(which)
10657 pack $top.l -side top
10658 set fontlist [lsort [font families]]
10659 ${NS}::frame $top.f
10660 listbox $top.f.fam -listvariable fontlist \
10661 -yscrollcommand [list $top.f.sb set]
10662 bind $top.f.fam <<ListboxSelect>> selfontfam
10663 ${NS}::scrollbar $top.f.sb -command [list $top.f.fam yview]
10664 pack $top.f.sb -side right -fill y
10665 pack $top.f.fam -side left -fill both -expand 1
10666 pack $top.f -side top -fill both -expand 1
10667 ${NS}::frame $top.g
10668 spinbox $top.g.size -from 4 -to 40 -width 4 \
10669 -textvariable fontparam(size) \
10670 -validatecommand {string is integer -strict %s}
10671 checkbutton $top.g.bold -padx 5 \
10672 -font {{Times New Roman} 12 bold} -text [mc "B"] -indicatoron 0 \
10673 -variable fontparam(weight) -onvalue bold -offvalue normal
10674 checkbutton $top.g.ital -padx 5 \
10675 -font {{Times New Roman} 12 italic} -text [mc "I"] -indicatoron 0 \
10676 -variable fontparam(slant) -onvalue italic -offvalue roman
10677 pack $top.g.size $top.g.bold $top.g.ital -side left
10678 pack $top.g -side top
10679 canvas $top.c -width 150 -height 50 -border 2 -relief sunk \
10680 -background white
10681 $top.c create text 100 25 -anchor center -text $which -font sample \
10682 -fill black -tags text
10683 bind $top.c <Configure> [list centertext $top.c]
10684 pack $top.c -side top -fill x
10685 ${NS}::frame $top.buts
10686 ${NS}::button $top.buts.ok -text [mc "OK"] -command fontok -default active
10687 ${NS}::button $top.buts.can -text [mc "Cancel"] -command fontcan -default normal
10688 bind $top <Key-Return> fontok
10689 bind $top <Key-Escape> fontcan
10690 grid $top.buts.ok $top.buts.can
10691 grid columnconfigure $top.buts 0 -weight 1 -uniform a
10692 grid columnconfigure $top.buts 1 -weight 1 -uniform a
10693 pack $top.buts -side bottom -fill x
10694 trace add variable fontparam write chg_fontparam
10695 } else {
10696 raise $top
10697 $top.c itemconf text -text $which
10698 }
10699 set i [lsearch -exact $fontlist $fontparam(family)]
10700 if {$i >= 0} {
10701 $top.f.fam selection set $i
10702 $top.f.fam see $i
10703 }
10704 }
10706 proc centertext {w} {
10707 $w coords text [expr {[winfo width $w] / 2}] [expr {[winfo height $w] / 2}]
10708 }
10710 proc fontok {} {
10711 global fontparam fontpref prefstop
10713 set f $fontparam(font)
10714 set fontpref($f) [list $fontparam(family) $fontparam(size)]
10715 if {$fontparam(weight) eq "bold"} {
10716 lappend fontpref($f) "bold"
10717 }
10718 if {$fontparam(slant) eq "italic"} {
10719 lappend fontpref($f) "italic"
10720 }
10721 set w $prefstop.$f
10722 $w conf -text $fontparam(family) -font $fontpref($f)
10724 fontcan
10725 }
10727 proc fontcan {} {
10728 global fonttop fontparam
10730 if {[info exists fonttop]} {
10731 catch {destroy $fonttop}
10732 catch {font delete sample}
10733 unset fonttop
10734 unset fontparam
10735 }
10736 }
10738 if {[package vsatisfies [package provide Tk] 8.6]} {
10739 # In Tk 8.6 we have a native font chooser dialog. Overwrite the above
10740 # function to make use of it.
10741 proc choosefont {font which} {
10742 tk fontchooser configure -title $which -font $font \
10743 -command [list on_choosefont $font $which]
10744 tk fontchooser show
10745 }
10746 proc on_choosefont {font which newfont} {
10747 global fontparam
10748 puts stderr "$font $newfont"
10749 array set f [font actual $newfont]
10750 set fontparam(which) $which
10751 set fontparam(font) $font
10752 set fontparam(family) $f(-family)
10753 set fontparam(size) $f(-size)
10754 set fontparam(weight) $f(-weight)
10755 set fontparam(slant) $f(-slant)
10756 fontok
10757 }
10758 }
10760 proc selfontfam {} {
10761 global fonttop fontparam
10763 set i [$fonttop.f.fam curselection]
10764 if {$i ne {}} {
10765 set fontparam(family) [$fonttop.f.fam get $i]
10766 }
10767 }
10769 proc chg_fontparam {v sub op} {
10770 global fontparam
10772 font config sample -$sub $fontparam($sub)
10773 }
10775 proc doprefs {} {
10776 global maxwidth maxgraphpct use_ttk NS
10777 global oldprefs prefstop showneartags showlocalchanges
10778 global uicolor bgcolor fgcolor ctext diffcolors selectbgcolor markbgcolor
10779 global tabstop limitdiffs autoselect autosellen extdifftool perfile_attrs
10780 global hideremotes want_ttk have_ttk
10782 set top .gitkprefs
10783 set prefstop $top
10784 if {[winfo exists $top]} {
10785 raise $top
10786 return
10787 }
10788 foreach v {maxwidth maxgraphpct showneartags showlocalchanges \
10789 limitdiffs tabstop perfile_attrs hideremotes want_ttk} {
10790 set oldprefs($v) [set $v]
10791 }
10792 ttk_toplevel $top
10793 wm title $top [mc "Gitk preferences"]
10794 make_transient $top .
10795 ${NS}::label $top.ldisp -text [mc "Commit list display options"]
10796 grid $top.ldisp - -sticky w -pady 10
10797 ${NS}::label $top.spacer -text " "
10798 ${NS}::label $top.maxwidthl -text [mc "Maximum graph width (lines)"]
10799 spinbox $top.maxwidth -from 0 -to 100 -width 4 -textvariable maxwidth
10800 grid $top.spacer $top.maxwidthl $top.maxwidth -sticky w
10801 ${NS}::label $top.maxpctl -text [mc "Maximum graph width (% of pane)"]
10802 spinbox $top.maxpct -from 1 -to 100 -width 4 -textvariable maxgraphpct
10803 grid x $top.maxpctl $top.maxpct -sticky w
10804 ${NS}::checkbutton $top.showlocal -text [mc "Show local changes"] \
10805 -variable showlocalchanges
10806 grid x $top.showlocal -sticky w
10807 ${NS}::checkbutton $top.autoselect -text [mc "Auto-select SHA1 (length)"] \
10808 -variable autoselect
10809 spinbox $top.autosellen -from 1 -to 40 -width 4 -textvariable autosellen
10810 grid x $top.autoselect $top.autosellen -sticky w
10811 ${NS}::checkbutton $top.hideremotes -text [mc "Hide remote refs"] \
10812 -variable hideremotes
10813 grid x $top.hideremotes -sticky w
10815 ${NS}::label $top.ddisp -text [mc "Diff display options"]
10816 grid $top.ddisp - -sticky w -pady 10
10817 ${NS}::label $top.tabstopl -text [mc "Tab spacing"]
10818 spinbox $top.tabstop -from 1 -to 20 -width 4 -textvariable tabstop
10819 grid x $top.tabstopl $top.tabstop -sticky w
10820 ${NS}::checkbutton $top.ntag -text [mc "Display nearby tags"] \
10821 -variable showneartags
10822 grid x $top.ntag -sticky w
10823 ${NS}::checkbutton $top.ldiff -text [mc "Limit diffs to listed paths"] \
10824 -variable limitdiffs
10825 grid x $top.ldiff -sticky w
10826 ${NS}::checkbutton $top.lattr -text [mc "Support per-file encodings"] \
10827 -variable perfile_attrs
10828 grid x $top.lattr -sticky w
10830 ${NS}::entry $top.extdifft -textvariable extdifftool
10831 ${NS}::frame $top.extdifff
10832 ${NS}::label $top.extdifff.l -text [mc "External diff tool" ]
10833 ${NS}::button $top.extdifff.b -text [mc "Choose..."] -command choose_extdiff
10834 pack $top.extdifff.l $top.extdifff.b -side left
10835 pack configure $top.extdifff.l -padx 10
10836 grid x $top.extdifff $top.extdifft -sticky ew
10838 ${NS}::label $top.lgen -text [mc "General options"]
10839 grid $top.lgen - -sticky w -pady 10
10840 ${NS}::checkbutton $top.want_ttk -variable want_ttk \
10841 -text [mc "Use themed widgets"]
10842 if {$have_ttk} {
10843 ${NS}::label $top.ttk_note -text [mc "(change requires restart)"]
10844 } else {
10845 ${NS}::label $top.ttk_note -text [mc "(currently unavailable)"]
10846 }
10847 grid x $top.want_ttk $top.ttk_note -sticky w
10849 ${NS}::label $top.cdisp -text [mc "Colors: press to choose"]
10850 grid $top.cdisp - -sticky w -pady 10
10851 label $top.ui -padx 40 -relief sunk -background $uicolor
10852 ${NS}::button $top.uibut -text [mc "Interface"] \
10853 -command [list choosecolor uicolor {} $top.ui [mc "interface"] setui]
10854 grid x $top.uibut $top.ui -sticky w
10855 label $top.bg -padx 40 -relief sunk -background $bgcolor
10856 ${NS}::button $top.bgbut -text [mc "Background"] \
10857 -command [list choosecolor bgcolor {} $top.bg [mc "background"] setbg]
10858 grid x $top.bgbut $top.bg -sticky w
10859 label $top.fg -padx 40 -relief sunk -background $fgcolor
10860 ${NS}::button $top.fgbut -text [mc "Foreground"] \
10861 -command [list choosecolor fgcolor {} $top.fg [mc "foreground"] setfg]
10862 grid x $top.fgbut $top.fg -sticky w
10863 label $top.diffold -padx 40 -relief sunk -background [lindex $diffcolors 0]
10864 ${NS}::button $top.diffoldbut -text [mc "Diff: old lines"] \
10865 -command [list choosecolor diffcolors 0 $top.diffold [mc "diff old lines"] \
10866 [list $ctext tag conf d0 -foreground]]
10867 grid x $top.diffoldbut $top.diffold -sticky w
10868 label $top.diffnew -padx 40 -relief sunk -background [lindex $diffcolors 1]
10869 ${NS}::button $top.diffnewbut -text [mc "Diff: new lines"] \
10870 -command [list choosecolor diffcolors 1 $top.diffnew [mc "diff new lines"] \
10871 [list $ctext tag conf dresult -foreground]]
10872 grid x $top.diffnewbut $top.diffnew -sticky w
10873 label $top.hunksep -padx 40 -relief sunk -background [lindex $diffcolors 2]
10874 ${NS}::button $top.hunksepbut -text [mc "Diff: hunk header"] \
10875 -command [list choosecolor diffcolors 2 $top.hunksep \
10876 [mc "diff hunk header"] \
10877 [list $ctext tag conf hunksep -foreground]]
10878 grid x $top.hunksepbut $top.hunksep -sticky w
10879 label $top.markbgsep -padx 40 -relief sunk -background $markbgcolor
10880 ${NS}::button $top.markbgbut -text [mc "Marked line bg"] \
10881 -command [list choosecolor markbgcolor {} $top.markbgsep \
10882 [mc "marked line background"] \
10883 [list $ctext tag conf omark -background]]
10884 grid x $top.markbgbut $top.markbgsep -sticky w
10885 label $top.selbgsep -padx 40 -relief sunk -background $selectbgcolor
10886 ${NS}::button $top.selbgbut -text [mc "Select bg"] \
10887 -command [list choosecolor selectbgcolor {} $top.selbgsep [mc "background"] setselbg]
10888 grid x $top.selbgbut $top.selbgsep -sticky w
10890 ${NS}::label $top.cfont -text [mc "Fonts: press to choose"]
10891 grid $top.cfont - -sticky w -pady 10
10892 mkfontdisp mainfont $top [mc "Main font"]
10893 mkfontdisp textfont $top [mc "Diff display font"]
10894 mkfontdisp uifont $top [mc "User interface font"]
10896 ${NS}::frame $top.buts
10897 ${NS}::button $top.buts.ok -text [mc "OK"] -command prefsok -default active
10898 ${NS}::button $top.buts.can -text [mc "Cancel"] -command prefscan -default normal
10899 bind $top <Key-Return> prefsok
10900 bind $top <Key-Escape> prefscan
10901 grid $top.buts.ok $top.buts.can
10902 grid columnconfigure $top.buts 0 -weight 1 -uniform a
10903 grid columnconfigure $top.buts 1 -weight 1 -uniform a
10904 grid $top.buts - - -pady 10 -sticky ew
10905 grid columnconfigure $top 2 -weight 1
10906 bind $top <Visibility> "focus $top.buts.ok"
10907 }
10909 proc choose_extdiff {} {
10910 global extdifftool
10912 set prog [tk_getOpenFile -title [mc "External diff tool"] -multiple false]
10913 if {$prog ne {}} {
10914 set extdifftool $prog
10915 }
10916 }
10918 proc choosecolor {v vi w x cmd} {
10919 global $v
10921 set c [tk_chooseColor -initialcolor [lindex [set $v] $vi] \
10922 -title [mc "Gitk: choose color for %s" $x]]
10923 if {$c eq {}} return
10924 $w conf -background $c
10925 lset $v $vi $c
10926 eval $cmd $c
10927 }
10929 proc setselbg {c} {
10930 global bglist cflist
10931 foreach w $bglist {
10932 $w configure -selectbackground $c
10933 }
10934 $cflist tag configure highlight \
10935 -background [$cflist cget -selectbackground]
10936 allcanvs itemconf secsel -fill $c
10937 }
10939 # This sets the background color and the color scheme for the whole UI.
10940 # For some reason, tk_setPalette chooses a nasty dark red for selectColor
10941 # if we don't specify one ourselves, which makes the checkbuttons and
10942 # radiobuttons look bad. This chooses white for selectColor if the
10943 # background color is light, or black if it is dark.
10944 proc setui {c} {
10945 if {[tk windowingsystem] eq "win32"} { return }
10946 set bg [winfo rgb . $c]
10947 set selc black
10948 if {[lindex $bg 0] + 1.5 * [lindex $bg 1] + 0.5 * [lindex $bg 2] > 100000} {
10949 set selc white
10950 }
10951 tk_setPalette background $c selectColor $selc
10952 }
10954 proc setbg {c} {
10955 global bglist
10957 foreach w $bglist {
10958 $w conf -background $c
10959 }
10960 }
10962 proc setfg {c} {
10963 global fglist canv
10965 foreach w $fglist {
10966 $w conf -foreground $c
10967 }
10968 allcanvs itemconf text -fill $c
10969 $canv itemconf circle -outline $c
10970 $canv itemconf markid -outline $c
10971 }
10973 proc prefscan {} {
10974 global oldprefs prefstop
10976 foreach v {maxwidth maxgraphpct showneartags showlocalchanges \
10977 limitdiffs tabstop perfile_attrs hideremotes want_ttk} {
10978 global $v
10979 set $v $oldprefs($v)
10980 }
10981 catch {destroy $prefstop}
10982 unset prefstop
10983 fontcan
10984 }
10986 proc prefsok {} {
10987 global maxwidth maxgraphpct
10988 global oldprefs prefstop showneartags showlocalchanges
10989 global fontpref mainfont textfont uifont
10990 global limitdiffs treediffs perfile_attrs
10991 global hideremotes
10993 catch {destroy $prefstop}
10994 unset prefstop
10995 fontcan
10996 set fontchanged 0
10997 if {$mainfont ne $fontpref(mainfont)} {
10998 set mainfont $fontpref(mainfont)
10999 parsefont mainfont $mainfont
11000 eval font configure mainfont [fontflags mainfont]
11001 eval font configure mainfontbold [fontflags mainfont 1]
11002 setcoords
11003 set fontchanged 1
11004 }
11005 if {$textfont ne $fontpref(textfont)} {
11006 set textfont $fontpref(textfont)
11007 parsefont textfont $textfont
11008 eval font configure textfont [fontflags textfont]
11009 eval font configure textfontbold [fontflags textfont 1]
11010 }
11011 if {$uifont ne $fontpref(uifont)} {
11012 set uifont $fontpref(uifont)
11013 parsefont uifont $uifont
11014 eval font configure uifont [fontflags uifont]
11015 }
11016 settabs
11017 if {$showlocalchanges != $oldprefs(showlocalchanges)} {
11018 if {$showlocalchanges} {
11019 doshowlocalchanges
11020 } else {
11021 dohidelocalchanges
11022 }
11023 }
11024 if {$limitdiffs != $oldprefs(limitdiffs) ||
11025 ($perfile_attrs && !$oldprefs(perfile_attrs))} {
11026 # treediffs elements are limited by path;
11027 # won't have encodings cached if perfile_attrs was just turned on
11028 catch {unset treediffs}
11029 }
11030 if {$fontchanged || $maxwidth != $oldprefs(maxwidth)
11031 || $maxgraphpct != $oldprefs(maxgraphpct)} {
11032 redisplay
11033 } elseif {$showneartags != $oldprefs(showneartags) ||
11034 $limitdiffs != $oldprefs(limitdiffs)} {
11035 reselectline
11036 }
11037 if {$hideremotes != $oldprefs(hideremotes)} {
11038 rereadrefs
11039 }
11040 }
11042 proc formatdate {d} {
11043 global datetimeformat
11044 if {$d ne {}} {
11045 set d [clock format [lindex $d 0] -format $datetimeformat]
11046 }
11047 return $d
11048 }
11050 # This list of encoding names and aliases is distilled from
11051 # http://www.iana.org/assignments/character-sets.
11052 # Not all of them are supported by Tcl.
11053 set encoding_aliases {
11054 { ANSI_X3.4-1968 iso-ir-6 ANSI_X3.4-1986 ISO_646.irv:1991 ASCII
11055 ISO646-US US-ASCII us IBM367 cp367 csASCII }
11056 { ISO-10646-UTF-1 csISO10646UTF1 }
11057 { ISO_646.basic:1983 ref csISO646basic1983 }
11058 { INVARIANT csINVARIANT }
11059 { ISO_646.irv:1983 iso-ir-2 irv csISO2IntlRefVersion }
11060 { BS_4730 iso-ir-4 ISO646-GB gb uk csISO4UnitedKingdom }
11061 { NATS-SEFI iso-ir-8-1 csNATSSEFI }
11062 { NATS-SEFI-ADD iso-ir-8-2 csNATSSEFIADD }
11063 { NATS-DANO iso-ir-9-1 csNATSDANO }
11064 { NATS-DANO-ADD iso-ir-9-2 csNATSDANOADD }
11065 { SEN_850200_B iso-ir-10 FI ISO646-FI ISO646-SE se csISO10Swedish }
11066 { SEN_850200_C iso-ir-11 ISO646-SE2 se2 csISO11SwedishForNames }
11067 { KS_C_5601-1987 iso-ir-149 KS_C_5601-1989 KSC_5601 korean csKSC56011987 }
11068 { ISO-2022-KR csISO2022KR }
11069 { EUC-KR csEUCKR }
11070 { ISO-2022-JP csISO2022JP }
11071 { ISO-2022-JP-2 csISO2022JP2 }
11072 { JIS_C6220-1969-jp JIS_C6220-1969 iso-ir-13 katakana x0201-7
11073 csISO13JISC6220jp }
11074 { JIS_C6220-1969-ro iso-ir-14 jp ISO646-JP csISO14JISC6220ro }
11075 { IT iso-ir-15 ISO646-IT csISO15Italian }
11076 { PT iso-ir-16 ISO646-PT csISO16Portuguese }
11077 { ES iso-ir-17 ISO646-ES csISO17Spanish }
11078 { greek7-old iso-ir-18 csISO18Greek7Old }
11079 { latin-greek iso-ir-19 csISO19LatinGreek }
11080 { DIN_66003 iso-ir-21 de ISO646-DE csISO21German }
11081 { NF_Z_62-010_(1973) iso-ir-25 ISO646-FR1 csISO25French }
11082 { Latin-greek-1 iso-ir-27 csISO27LatinGreek1 }
11083 { ISO_5427 iso-ir-37 csISO5427Cyrillic }
11084 { JIS_C6226-1978 iso-ir-42 csISO42JISC62261978 }
11085 { BS_viewdata iso-ir-47 csISO47BSViewdata }
11086 { INIS iso-ir-49 csISO49INIS }
11087 { INIS-8 iso-ir-50 csISO50INIS8 }
11088 { INIS-cyrillic iso-ir-51 csISO51INISCyrillic }
11089 { ISO_5427:1981 iso-ir-54 ISO5427Cyrillic1981 }
11090 { ISO_5428:1980 iso-ir-55 csISO5428Greek }
11091 { GB_1988-80 iso-ir-57 cn ISO646-CN csISO57GB1988 }
11092 { GB_2312-80 iso-ir-58 chinese csISO58GB231280 }
11093 { NS_4551-1 iso-ir-60 ISO646-NO no csISO60DanishNorwegian
11094 csISO60Norwegian1 }
11095 { NS_4551-2 ISO646-NO2 iso-ir-61 no2 csISO61Norwegian2 }
11096 { NF_Z_62-010 iso-ir-69 ISO646-FR fr csISO69French }
11097 { videotex-suppl iso-ir-70 csISO70VideotexSupp1 }
11098 { PT2 iso-ir-84 ISO646-PT2 csISO84Portuguese2 }
11099 { ES2 iso-ir-85 ISO646-ES2 csISO85Spanish2 }
11100 { MSZ_7795.3 iso-ir-86 ISO646-HU hu csISO86Hungarian }
11101 { JIS_C6226-1983 iso-ir-87 x0208 JIS_X0208-1983 csISO87JISX0208 }
11102 { greek7 iso-ir-88 csISO88Greek7 }
11103 { ASMO_449 ISO_9036 arabic7 iso-ir-89 csISO89ASMO449 }
11104 { iso-ir-90 csISO90 }
11105 { JIS_C6229-1984-a iso-ir-91 jp-ocr-a csISO91JISC62291984a }
11106 { JIS_C6229-1984-b iso-ir-92 ISO646-JP-OCR-B jp-ocr-b
11107 csISO92JISC62991984b }
11108 { JIS_C6229-1984-b-add iso-ir-93 jp-ocr-b-add csISO93JIS62291984badd }
11109 { JIS_C6229-1984-hand iso-ir-94 jp-ocr-hand csISO94JIS62291984hand }
11110 { JIS_C6229-1984-hand-add iso-ir-95 jp-ocr-hand-add
11111 csISO95JIS62291984handadd }
11112 { JIS_C6229-1984-kana iso-ir-96 csISO96JISC62291984kana }
11113 { ISO_2033-1983 iso-ir-98 e13b csISO2033 }
11114 { ANSI_X3.110-1983 iso-ir-99 CSA_T500-1983 NAPLPS csISO99NAPLPS }
11115 { ISO_8859-1:1987 iso-ir-100 ISO_8859-1 ISO-8859-1 latin1 l1 IBM819
11116 CP819 csISOLatin1 }
11117 { ISO_8859-2:1987 iso-ir-101 ISO_8859-2 ISO-8859-2 latin2 l2 csISOLatin2 }
11118 { T.61-7bit iso-ir-102 csISO102T617bit }
11119 { T.61-8bit T.61 iso-ir-103 csISO103T618bit }
11120 { ISO_8859-3:1988 iso-ir-109 ISO_8859-3 ISO-8859-3 latin3 l3 csISOLatin3 }
11121 { ISO_8859-4:1988 iso-ir-110 ISO_8859-4 ISO-8859-4 latin4 l4 csISOLatin4 }
11122 { ECMA-cyrillic iso-ir-111 KOI8-E csISO111ECMACyrillic }
11123 { CSA_Z243.4-1985-1 iso-ir-121 ISO646-CA csa7-1 ca csISO121Canadian1 }
11124 { CSA_Z243.4-1985-2 iso-ir-122 ISO646-CA2 csa7-2 csISO122Canadian2 }
11125 { CSA_Z243.4-1985-gr iso-ir-123 csISO123CSAZ24341985gr }
11126 { ISO_8859-6:1987 iso-ir-127 ISO_8859-6 ISO-8859-6 ECMA-114 ASMO-708
11127 arabic csISOLatinArabic }
11128 { ISO_8859-6-E csISO88596E ISO-8859-6-E }
11129 { ISO_8859-6-I csISO88596I ISO-8859-6-I }
11130 { ISO_8859-7:1987 iso-ir-126 ISO_8859-7 ISO-8859-7 ELOT_928 ECMA-118
11131 greek greek8 csISOLatinGreek }
11132 { T.101-G2 iso-ir-128 csISO128T101G2 }
11133 { ISO_8859-8:1988 iso-ir-138 ISO_8859-8 ISO-8859-8 hebrew
11134 csISOLatinHebrew }
11135 { ISO_8859-8-E csISO88598E ISO-8859-8-E }
11136 { ISO_8859-8-I csISO88598I ISO-8859-8-I }
11137 { CSN_369103 iso-ir-139 csISO139CSN369103 }
11138 { JUS_I.B1.002 iso-ir-141 ISO646-YU js yu csISO141JUSIB1002 }
11139 { ISO_6937-2-add iso-ir-142 csISOTextComm }
11140 { IEC_P27-1 iso-ir-143 csISO143IECP271 }
11141 { ISO_8859-5:1988 iso-ir-144 ISO_8859-5 ISO-8859-5 cyrillic
11142 csISOLatinCyrillic }
11143 { JUS_I.B1.003-serb iso-ir-146 serbian csISO146Serbian }
11144 { JUS_I.B1.003-mac macedonian iso-ir-147 csISO147Macedonian }
11145 { ISO_8859-9:1989 iso-ir-148 ISO_8859-9 ISO-8859-9 latin5 l5 csISOLatin5 }
11146 { greek-ccitt iso-ir-150 csISO150 csISO150GreekCCITT }
11147 { NC_NC00-10:81 cuba iso-ir-151 ISO646-CU csISO151Cuba }
11148 { ISO_6937-2-25 iso-ir-152 csISO6937Add }
11149 { GOST_19768-74 ST_SEV_358-88 iso-ir-153 csISO153GOST1976874 }
11150 { ISO_8859-supp iso-ir-154 latin1-2-5 csISO8859Supp }
11151 { ISO_10367-box iso-ir-155 csISO10367Box }
11152 { ISO-8859-10 iso-ir-157 l6 ISO_8859-10:1992 csISOLatin6 latin6 }
11153 { latin-lap lap iso-ir-158 csISO158Lap }
11154 { JIS_X0212-1990 x0212 iso-ir-159 csISO159JISX02121990 }
11155 { DS_2089 DS2089 ISO646-DK dk csISO646Danish }
11156 { us-dk csUSDK }
11157 { dk-us csDKUS }
11158 { JIS_X0201 X0201 csHalfWidthKatakana }
11159 { KSC5636 ISO646-KR csKSC5636 }
11160 { ISO-10646-UCS-2 csUnicode }
11161 { ISO-10646-UCS-4 csUCS4 }
11162 { DEC-MCS dec csDECMCS }
11163 { hp-roman8 roman8 r8 csHPRoman8 }
11164 { macintosh mac csMacintosh }
11165 { IBM037 cp037 ebcdic-cp-us ebcdic-cp-ca ebcdic-cp-wt ebcdic-cp-nl
11166 csIBM037 }
11167 { IBM038 EBCDIC-INT cp038 csIBM038 }
11168 { IBM273 CP273 csIBM273 }
11169 { IBM274 EBCDIC-BE CP274 csIBM274 }
11170 { IBM275 EBCDIC-BR cp275 csIBM275 }
11171 { IBM277 EBCDIC-CP-DK EBCDIC-CP-NO csIBM277 }
11172 { IBM278 CP278 ebcdic-cp-fi ebcdic-cp-se csIBM278 }
11173 { IBM280 CP280 ebcdic-cp-it csIBM280 }
11174 { IBM281 EBCDIC-JP-E cp281 csIBM281 }
11175 { IBM284 CP284 ebcdic-cp-es csIBM284 }
11176 { IBM285 CP285 ebcdic-cp-gb csIBM285 }
11177 { IBM290 cp290 EBCDIC-JP-kana csIBM290 }
11178 { IBM297 cp297 ebcdic-cp-fr csIBM297 }
11179 { IBM420 cp420 ebcdic-cp-ar1 csIBM420 }
11180 { IBM423 cp423 ebcdic-cp-gr csIBM423 }
11181 { IBM424 cp424 ebcdic-cp-he csIBM424 }
11182 { IBM437 cp437 437 csPC8CodePage437 }
11183 { IBM500 CP500 ebcdic-cp-be ebcdic-cp-ch csIBM500 }
11184 { IBM775 cp775 csPC775Baltic }
11185 { IBM850 cp850 850 csPC850Multilingual }
11186 { IBM851 cp851 851 csIBM851 }
11187 { IBM852 cp852 852 csPCp852 }
11188 { IBM855 cp855 855 csIBM855 }
11189 { IBM857 cp857 857 csIBM857 }
11190 { IBM860 cp860 860 csIBM860 }
11191 { IBM861 cp861 861 cp-is csIBM861 }
11192 { IBM862 cp862 862 csPC862LatinHebrew }
11193 { IBM863 cp863 863 csIBM863 }
11194 { IBM864 cp864 csIBM864 }
11195 { IBM865 cp865 865 csIBM865 }
11196 { IBM866 cp866 866 csIBM866 }
11197 { IBM868 CP868 cp-ar csIBM868 }
11198 { IBM869 cp869 869 cp-gr csIBM869 }
11199 { IBM870 CP870 ebcdic-cp-roece ebcdic-cp-yu csIBM870 }
11200 { IBM871 CP871 ebcdic-cp-is csIBM871 }
11201 { IBM880 cp880 EBCDIC-Cyrillic csIBM880 }
11202 { IBM891 cp891 csIBM891 }
11203 { IBM903 cp903 csIBM903 }
11204 { IBM904 cp904 904 csIBBM904 }
11205 { IBM905 CP905 ebcdic-cp-tr csIBM905 }
11206 { IBM918 CP918 ebcdic-cp-ar2 csIBM918 }
11207 { IBM1026 CP1026 csIBM1026 }
11208 { EBCDIC-AT-DE csIBMEBCDICATDE }
11209 { EBCDIC-AT-DE-A csEBCDICATDEA }
11210 { EBCDIC-CA-FR csEBCDICCAFR }
11211 { EBCDIC-DK-NO csEBCDICDKNO }
11212 { EBCDIC-DK-NO-A csEBCDICDKNOA }
11213 { EBCDIC-FI-SE csEBCDICFISE }
11214 { EBCDIC-FI-SE-A csEBCDICFISEA }
11215 { EBCDIC-FR csEBCDICFR }
11216 { EBCDIC-IT csEBCDICIT }
11217 { EBCDIC-PT csEBCDICPT }
11218 { EBCDIC-ES csEBCDICES }
11219 { EBCDIC-ES-A csEBCDICESA }
11220 { EBCDIC-ES-S csEBCDICESS }
11221 { EBCDIC-UK csEBCDICUK }
11222 { EBCDIC-US csEBCDICUS }
11223 { UNKNOWN-8BIT csUnknown8BiT }
11224 { MNEMONIC csMnemonic }
11225 { MNEM csMnem }
11226 { VISCII csVISCII }
11227 { VIQR csVIQR }
11228 { KOI8-R csKOI8R }
11229 { IBM00858 CCSID00858 CP00858 PC-Multilingual-850+euro }
11230 { IBM00924 CCSID00924 CP00924 ebcdic-Latin9--euro }
11231 { IBM01140 CCSID01140 CP01140 ebcdic-us-37+euro }
11232 { IBM01141 CCSID01141 CP01141 ebcdic-de-273+euro }
11233 { IBM01142 CCSID01142 CP01142 ebcdic-dk-277+euro ebcdic-no-277+euro }
11234 { IBM01143 CCSID01143 CP01143 ebcdic-fi-278+euro ebcdic-se-278+euro }
11235 { IBM01144 CCSID01144 CP01144 ebcdic-it-280+euro }
11236 { IBM01145 CCSID01145 CP01145 ebcdic-es-284+euro }
11237 { IBM01146 CCSID01146 CP01146 ebcdic-gb-285+euro }
11238 { IBM01147 CCSID01147 CP01147 ebcdic-fr-297+euro }
11239 { IBM01148 CCSID01148 CP01148 ebcdic-international-500+euro }
11240 { IBM01149 CCSID01149 CP01149 ebcdic-is-871+euro }
11241 { IBM1047 IBM-1047 }
11242 { PTCP154 csPTCP154 PT154 CP154 Cyrillic-Asian }
11243 { Amiga-1251 Ami1251 Amiga1251 Ami-1251 }
11244 { UNICODE-1-1 csUnicode11 }
11245 { CESU-8 csCESU-8 }
11246 { BOCU-1 csBOCU-1 }
11247 { UNICODE-1-1-UTF-7 csUnicode11UTF7 }
11248 { ISO-8859-14 iso-ir-199 ISO_8859-14:1998 ISO_8859-14 latin8 iso-celtic
11249 l8 }
11250 { ISO-8859-15 ISO_8859-15 Latin-9 }
11251 { ISO-8859-16 iso-ir-226 ISO_8859-16:2001 ISO_8859-16 latin10 l10 }
11252 { GBK CP936 MS936 windows-936 }
11253 { JIS_Encoding csJISEncoding }
11254 { Shift_JIS MS_Kanji csShiftJIS ShiftJIS Shift-JIS }
11255 { Extended_UNIX_Code_Packed_Format_for_Japanese csEUCPkdFmtJapanese
11256 EUC-JP }
11257 { Extended_UNIX_Code_Fixed_Width_for_Japanese csEUCFixWidJapanese }
11258 { ISO-10646-UCS-Basic csUnicodeASCII }
11259 { ISO-10646-Unicode-Latin1 csUnicodeLatin1 ISO-10646 }
11260 { ISO-Unicode-IBM-1261 csUnicodeIBM1261 }
11261 { ISO-Unicode-IBM-1268 csUnicodeIBM1268 }
11262 { ISO-Unicode-IBM-1276 csUnicodeIBM1276 }
11263 { ISO-Unicode-IBM-1264 csUnicodeIBM1264 }
11264 { ISO-Unicode-IBM-1265 csUnicodeIBM1265 }
11265 { ISO-8859-1-Windows-3.0-Latin-1 csWindows30Latin1 }
11266 { ISO-8859-1-Windows-3.1-Latin-1 csWindows31Latin1 }
11267 { ISO-8859-2-Windows-Latin-2 csWindows31Latin2 }
11268 { ISO-8859-9-Windows-Latin-5 csWindows31Latin5 }
11269 { Adobe-Standard-Encoding csAdobeStandardEncoding }
11270 { Ventura-US csVenturaUS }
11271 { Ventura-International csVenturaInternational }
11272 { PC8-Danish-Norwegian csPC8DanishNorwegian }
11273 { PC8-Turkish csPC8Turkish }
11274 { IBM-Symbols csIBMSymbols }
11275 { IBM-Thai csIBMThai }
11276 { HP-Legal csHPLegal }
11277 { HP-Pi-font csHPPiFont }
11278 { HP-Math8 csHPMath8 }
11279 { Adobe-Symbol-Encoding csHPPSMath }
11280 { HP-DeskTop csHPDesktop }
11281 { Ventura-Math csVenturaMath }
11282 { Microsoft-Publishing csMicrosoftPublishing }
11283 { Windows-31J csWindows31J }
11284 { GB2312 csGB2312 }
11285 { Big5 csBig5 }
11286 }
11288 proc tcl_encoding {enc} {
11289 global encoding_aliases tcl_encoding_cache
11290 if {[info exists tcl_encoding_cache($enc)]} {
11291 return $tcl_encoding_cache($enc)
11292 }
11293 set names [encoding names]
11294 set lcnames [string tolower $names]
11295 set enc [string tolower $enc]
11296 set i [lsearch -exact $lcnames $enc]
11297 if {$i < 0} {
11298 # look for "isonnn" instead of "iso-nnn" or "iso_nnn"
11299 if {[regsub {^(iso|cp|ibm|jis)[-_]} $enc {\1} encx]} {
11300 set i [lsearch -exact $lcnames $encx]
11301 }
11302 }
11303 if {$i < 0} {
11304 foreach l $encoding_aliases {
11305 set ll [string tolower $l]
11306 if {[lsearch -exact $ll $enc] < 0} continue
11307 # look through the aliases for one that tcl knows about
11308 foreach e $ll {
11309 set i [lsearch -exact $lcnames $e]
11310 if {$i < 0} {
11311 if {[regsub {^(iso|cp|ibm|jis)[-_]} $e {\1} ex]} {
11312 set i [lsearch -exact $lcnames $ex]
11313 }
11314 }
11315 if {$i >= 0} break
11316 }
11317 break
11318 }
11319 }
11320 set tclenc {}
11321 if {$i >= 0} {
11322 set tclenc [lindex $names $i]
11323 }
11324 set tcl_encoding_cache($enc) $tclenc
11325 return $tclenc
11326 }
11328 proc gitattr {path attr default} {
11329 global path_attr_cache
11330 if {[info exists path_attr_cache($attr,$path)]} {
11331 set r $path_attr_cache($attr,$path)
11332 } else {
11333 set r "unspecified"
11334 if {![catch {set line [exec git check-attr $attr -- $path]}]} {
11335 regexp "(.*): $attr: (.*)" $line m f r
11336 }
11337 set path_attr_cache($attr,$path) $r
11338 }
11339 if {$r eq "unspecified"} {
11340 return $default
11341 }
11342 return $r
11343 }
11345 proc cache_gitattr {attr pathlist} {
11346 global path_attr_cache
11347 set newlist {}
11348 foreach path $pathlist {
11349 if {![info exists path_attr_cache($attr,$path)]} {
11350 lappend newlist $path
11351 }
11352 }
11353 set lim 1000
11354 if {[tk windowingsystem] == "win32"} {
11355 # windows has a 32k limit on the arguments to a command...
11356 set lim 30
11357 }
11358 while {$newlist ne {}} {
11359 set head [lrange $newlist 0 [expr {$lim - 1}]]
11360 set newlist [lrange $newlist $lim end]
11361 if {![catch {set rlist [eval exec git check-attr $attr -- $head]}]} {
11362 foreach row [split $rlist "\n"] {
11363 if {[regexp "(.*): $attr: (.*)" $row m path value]} {
11364 if {[string index $path 0] eq "\""} {
11365 set path [encoding convertfrom [lindex $path 0]]
11366 }
11367 set path_attr_cache($attr,$path) $value
11368 }
11369 }
11370 }
11371 }
11372 }
11374 proc get_path_encoding {path} {
11375 global gui_encoding perfile_attrs
11376 set tcl_enc $gui_encoding
11377 if {$path ne {} && $perfile_attrs} {
11378 set enc2 [tcl_encoding [gitattr $path encoding $tcl_enc]]
11379 if {$enc2 ne {}} {
11380 set tcl_enc $enc2
11381 }
11382 }
11383 return $tcl_enc
11384 }
11386 # First check that Tcl/Tk is recent enough
11387 if {[catch {package require Tk 8.4} err]} {
11388 show_error {} . "Sorry, gitk cannot run with this version of Tcl/Tk.\n\
11389 Gitk requires at least Tcl/Tk 8.4." list
11390 exit 1
11391 }
11393 # defaults...
11394 set wrcomcmd "git diff-tree --stdin -p --pretty"
11396 set gitencoding {}
11397 catch {
11398 set gitencoding [exec git config --get i18n.commitencoding]
11399 }
11400 catch {
11401 set gitencoding [exec git config --get i18n.logoutputencoding]
11402 }
11403 if {$gitencoding == ""} {
11404 set gitencoding "utf-8"
11405 }
11406 set tclencoding [tcl_encoding $gitencoding]
11407 if {$tclencoding == {}} {
11408 puts stderr "Warning: encoding $gitencoding is not supported by Tcl/Tk"
11409 }
11411 set gui_encoding [encoding system]
11412 catch {
11413 set enc [exec git config --get gui.encoding]
11414 if {$enc ne {}} {
11415 set tclenc [tcl_encoding $enc]
11416 if {$tclenc ne {}} {
11417 set gui_encoding $tclenc
11418 } else {
11419 puts stderr "Warning: encoding $enc is not supported by Tcl/Tk"
11420 }
11421 }
11422 }
11424 if {[tk windowingsystem] eq "aqua"} {
11425 set mainfont {{Lucida Grande} 9}
11426 set textfont {Monaco 9}
11427 set uifont {{Lucida Grande} 9 bold}
11428 } else {
11429 set mainfont {Helvetica 9}
11430 set textfont {Courier 9}
11431 set uifont {Helvetica 9 bold}
11432 }
11433 set tabstop 8
11434 set findmergefiles 0
11435 set maxgraphpct 50
11436 set maxwidth 16
11437 set revlistorder 0
11438 set fastdate 0
11439 set uparrowlen 5
11440 set downarrowlen 5
11441 set mingaplen 100
11442 set cmitmode "patch"
11443 set wrapcomment "none"
11444 set showneartags 1
11445 set hideremotes 0
11446 set maxrefs 20
11447 set maxlinelen 200
11448 set showlocalchanges 1
11449 set limitdiffs 1
11450 set datetimeformat "%Y-%m-%d %H:%M:%S"
11451 set autoselect 1
11452 set autosellen 40
11453 set perfile_attrs 0
11454 set want_ttk 1
11456 if {[tk windowingsystem] eq "aqua"} {
11457 set extdifftool "opendiff"
11458 } else {
11459 set extdifftool "meld"
11460 }
11462 set colors {green red blue magenta darkgrey brown orange}
11463 if {[tk windowingsystem] eq "win32"} {
11464 set uicolor SystemButtonFace
11465 set bgcolor SystemWindow
11466 set fgcolor SystemButtonText
11467 set selectbgcolor SystemHighlight
11468 } else {
11469 set uicolor grey85
11470 set bgcolor white
11471 set fgcolor black
11472 set selectbgcolor gray85
11473 }
11474 set diffcolors {red "#00a000" blue}
11475 set diffcontext 3
11476 set ignorespace 0
11477 set worddiff ""
11478 set markbgcolor "#e0e0ff"
11480 set circlecolors {white blue gray blue blue}
11482 # button for popping up context menus
11483 if {[tk windowingsystem] eq "aqua"} {
11484 set ctxbut <Button-2>
11485 } else {
11486 set ctxbut <Button-3>
11487 }
11489 ## For msgcat loading, first locate the installation location.
11490 if { [info exists ::env(GITK_MSGSDIR)] } {
11491 ## Msgsdir was manually set in the environment.
11492 set gitk_msgsdir $::env(GITK_MSGSDIR)
11493 } else {
11494 ## Let's guess the prefix from argv0.
11495 set gitk_prefix [file dirname [file dirname [file normalize $argv0]]]
11496 set gitk_libdir [file join $gitk_prefix share gitk lib]
11497 set gitk_msgsdir [file join $gitk_libdir msgs]
11498 unset gitk_prefix
11499 }
11501 ## Internationalization (i18n) through msgcat and gettext. See
11502 ## http://www.gnu.org/software/gettext/manual/html_node/Tcl.html
11503 package require msgcat
11504 namespace import ::msgcat::mc
11505 ## And eventually load the actual message catalog
11506 ::msgcat::mcload $gitk_msgsdir
11508 catch {source ~/.gitk}
11510 parsefont mainfont $mainfont
11511 eval font create mainfont [fontflags mainfont]
11512 eval font create mainfontbold [fontflags mainfont 1]
11514 parsefont textfont $textfont
11515 eval font create textfont [fontflags textfont]
11516 eval font create textfontbold [fontflags textfont 1]
11518 parsefont uifont $uifont
11519 eval font create uifont [fontflags uifont]
11521 setui $uicolor
11523 setoptions
11525 # check that we can find a .git directory somewhere...
11526 if {[catch {set gitdir [gitdir]}]} {
11527 show_error {} . [mc "Cannot find a git repository here."]
11528 exit 1
11529 }
11530 if {![file isdirectory $gitdir]} {
11531 show_error {} . [mc "Cannot find the git directory \"%s\"." $gitdir]
11532 exit 1
11533 }
11535 set selecthead {}
11536 set selectheadid {}
11538 set revtreeargs {}
11539 set cmdline_files {}
11540 set i 0
11541 set revtreeargscmd {}
11542 foreach arg $argv {
11543 switch -glob -- $arg {
11544 "" { }
11545 "--" {
11546 set cmdline_files [lrange $argv [expr {$i + 1}] end]
11547 break
11548 }
11549 "--select-commit=*" {
11550 set selecthead [string range $arg 16 end]
11551 }
11552 "--argscmd=*" {
11553 set revtreeargscmd [string range $arg 10 end]
11554 }
11555 default {
11556 lappend revtreeargs $arg
11557 }
11558 }
11559 incr i
11560 }
11562 if {$selecthead eq "HEAD"} {
11563 set selecthead {}
11564 }
11566 if {$i >= [llength $argv] && $revtreeargs ne {}} {
11567 # no -- on command line, but some arguments (other than --argscmd)
11568 if {[catch {
11569 set f [eval exec git rev-parse --no-revs --no-flags $revtreeargs]
11570 set cmdline_files [split $f "\n"]
11571 set n [llength $cmdline_files]
11572 set revtreeargs [lrange $revtreeargs 0 end-$n]
11573 # Unfortunately git rev-parse doesn't produce an error when
11574 # something is both a revision and a filename. To be consistent
11575 # with git log and git rev-list, check revtreeargs for filenames.
11576 foreach arg $revtreeargs {
11577 if {[file exists $arg]} {
11578 show_error {} . [mc "Ambiguous argument '%s': both revision\
11579 and filename" $arg]
11580 exit 1
11581 }
11582 }
11583 } err]} {
11584 # unfortunately we get both stdout and stderr in $err,
11585 # so look for "fatal:".
11586 set i [string first "fatal:" $err]
11587 if {$i > 0} {
11588 set err [string range $err [expr {$i + 6}] end]
11589 }
11590 show_error {} . "[mc "Bad arguments to gitk:"]\n$err"
11591 exit 1
11592 }
11593 }
11595 set nullid "0000000000000000000000000000000000000000"
11596 set nullid2 "0000000000000000000000000000000000000001"
11597 set nullfile "/dev/null"
11599 set have_tk85 [expr {[package vcompare $tk_version "8.5"] >= 0}]
11600 if {![info exists have_ttk]} {
11601 set have_ttk [llength [info commands ::ttk::style]]
11602 }
11603 set use_ttk [expr {$have_ttk && $want_ttk}]
11604 set NS [expr {$use_ttk ? "ttk" : ""}]
11606 regexp {^git version ([\d.]*\d)} [exec git version] _ git_version
11608 set show_notes {}
11609 if {[package vcompare $git_version "1.6.6.2"] >= 0} {
11610 set show_notes "--show-notes"
11611 }
11613 set runq {}
11614 set history {}
11615 set historyindex 0
11616 set fh_serial 0
11617 set nhl_names {}
11618 set highlight_paths {}
11619 set findpattern {}
11620 set searchdirn -forwards
11621 set boldids {}
11622 set boldnameids {}
11623 set diffelide {0 0}
11624 set markingmatches 0
11625 set linkentercount 0
11626 set need_redisplay 0
11627 set nrows_drawn 0
11628 set firsttabstop 0
11630 set nextviewnum 1
11631 set curview 0
11632 set selectedview 0
11633 set selectedhlview [mc "None"]
11634 set highlight_related [mc "None"]
11635 set highlight_files {}
11636 set viewfiles(0) {}
11637 set viewperm(0) 0
11638 set viewargs(0) {}
11639 set viewargscmd(0) {}
11641 set selectedline {}
11642 set numcommits 0
11643 set loginstance 0
11644 set cmdlineok 0
11645 set stopped 0
11646 set stuffsaved 0
11647 set patchnum 0
11648 set lserial 0
11649 set isworktree [expr {[exec git rev-parse --is-inside-work-tree] == "true"}]
11650 set cdup {}
11651 if {$isworktree} {
11652 set cdup [exec git rev-parse --show-cdup]
11653 }
11654 set worktree [exec git rev-parse --show-toplevel]
11655 setcoords
11656 makewindow
11657 catch {
11658 image create photo gitlogo -width 16 -height 16
11660 image create photo gitlogominus -width 4 -height 2
11661 gitlogominus put #C00000 -to 0 0 4 2
11662 gitlogo copy gitlogominus -to 1 5
11663 gitlogo copy gitlogominus -to 6 5
11664 gitlogo copy gitlogominus -to 11 5
11665 image delete gitlogominus
11667 image create photo gitlogoplus -width 4 -height 4
11668 gitlogoplus put #008000 -to 1 0 3 4
11669 gitlogoplus put #008000 -to 0 1 4 3
11670 gitlogo copy gitlogoplus -to 1 9
11671 gitlogo copy gitlogoplus -to 6 9
11672 gitlogo copy gitlogoplus -to 11 9
11673 image delete gitlogoplus
11675 image create photo gitlogo32 -width 32 -height 32
11676 gitlogo32 copy gitlogo -zoom 2 2
11678 wm iconphoto . -default gitlogo gitlogo32
11679 }
11680 # wait for the window to become visible
11681 tkwait visibility .
11682 wm title . "[file tail $argv0]: [file tail [pwd]]"
11683 update
11684 readrefs
11686 if {$cmdline_files ne {} || $revtreeargs ne {} || $revtreeargscmd ne {}} {
11687 # create a view for the files/dirs specified on the command line
11688 set curview 1
11689 set selectedview 1
11690 set nextviewnum 2
11691 set viewname(1) [mc "Command line"]
11692 set viewfiles(1) $cmdline_files
11693 set viewargs(1) $revtreeargs
11694 set viewargscmd(1) $revtreeargscmd
11695 set viewperm(1) 0
11696 set vdatemode(1) 0
11697 addviewmenu 1
11698 .bar.view entryconf [mca "Edit view..."] -state normal
11699 .bar.view entryconf [mca "Delete view"] -state normal
11700 }
11702 if {[info exists permviews]} {
11703 foreach v $permviews {
11704 set n $nextviewnum
11705 incr nextviewnum
11706 set viewname($n) [lindex $v 0]
11707 set viewfiles($n) [lindex $v 1]
11708 set viewargs($n) [lindex $v 2]
11709 set viewargscmd($n) [lindex $v 3]
11710 set viewperm($n) 1
11711 addviewmenu $n
11712 }
11713 }
11715 if {[tk windowingsystem] eq "win32"} {
11716 focus -force .
11717 }
11719 getcommits {}
11721 # Local variables:
11722 # mode: tcl
11723 # indent-tabs-mode: t
11724 # tab-width: 8
11725 # End: