git-gui: add smart case search mode in searchbar

Setting config gui.search.smartcase to true, the search mode in the
searchbar (from the blame view) is by default case-insensitive. But
entering an upper case letter into the search field activates the case-
sensitive search mode.

Signed-off-by: Bert Wesarg <bert.wesarg@googlemail.com>
Signed-off-by: Pat Thoyts <patthoyts@users.sourceforge.net>

diff --git a/lib/search.tcl b/lib/search.tcl
index ef3486f083c74f7f5e5fe9af861818ed0d64e89c..461c66d1a0e34853e244c4c0071e69bffe1ef931 100644 (file)
--- a/lib/search.tcl
+++ b/lib/search.tcl
@@ -7,7 +7,8 @@ field w
 field ctext
 
 field searchstring   {}
-field casesensitive  1
+field casesensitive
+field default_casesensitive
 field searchdirn     -forwards
 
 field smarktop
@@ -18,6 +19,12 @@ constructor new {i_w i_text args} {
        set w      $i_w
        set ctext  $i_text
 
+       if {[is_config_true gui.search.smartcase]} {
+               set default_casesensitive 0
+       } else {
+               set default_casesensitive 1
+       }
+
        ${NS}::frame  $w
        ${NS}::label  $w.l       -text [mc Find:]
        entry  $w.ent -textvariable ${__this}::searchstring -background lightgreen
@@ -45,6 +52,7 @@ constructor new {i_w i_text args} {
 method show {} {
        if {![visible $this]} {
                grid $w
+               set casesensitive $default_casesensitive
        }
        focus -force $w.ent
 }
@@ -125,6 +133,9 @@ method _incrsearch {} {
        if {[catch {$ctext index anchor}]} {
                $ctext mark set anchor [_get_new_anchor $this]
        }
+       if {[regexp {[[:upper:]]} $searchstring]} {
+               set casesensitive 1
+       }
        if {$searchstring ne {}} {
                set here [_do_search $this anchor mlen]
                if {$here ne {}} {