81eec77f7c36f07e8fea50e928da0a1f77d2b9fa
1 /*
2 * $Id$
3 *
4 * (c) 2004 by Kalle Wallin <kaw@linux.se>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 *
19 */
21 #include <ctype.h>
22 #include <stdio.h>
23 #include <stdlib.h>
24 #include <string.h>
25 #include <ctype.h>
26 #include <glib.h>
27 #include <ncurses.h>
29 #include "config.h"
30 #include "ncmpc.h"
31 #include "command.h"
33 #undef DEBUG_KEYS
35 #ifdef DEBUG_KEYS
36 #define DK(x) x
37 #else
38 #define DK(x)
39 #endif
41 extern void screen_resize(void);
43 #define BS KEY_BACKSPACE
44 #define DEL KEY_DC
45 #define UP KEY_UP
46 #define DWN KEY_DOWN
47 #define LEFT KEY_LEFT
48 #define RGHT KEY_RIGHT
49 #define HOME KEY_HOME
50 #define END KEY_END
51 #define PGDN KEY_NPAGE
52 #define PGUP KEY_PPAGE
53 #define TAB 0x09
54 #define STAB 0x161
55 #define ESC 0x1B
56 #define F1 KEY_F(1)
57 #define F2 KEY_F(2)
58 #define F3 KEY_F(3)
59 #define F4 KEY_F(4)
60 #define F5 KEY_F(5)
61 #define F6 KEY_F(6)
64 static command_definition_t cmds[] =
65 {
66 { { 13, 0, 0 }, CMD_PLAY, "play",
67 N_("Play/Enter directory") },
68 { { 'P', 0, 0 }, CMD_PAUSE,"pause",
69 N_("Pause") },
70 { { 's', BS, 0 }, CMD_STOP, "stop",
71 N_("Stop") },
72 { { '>', 0, 0 }, CMD_TRACK_NEXT, "next",
73 N_("Next track") },
74 { { '<', 0, 0 }, CMD_TRACK_PREVIOUS, "prev",
75 N_("Previous track") },
76 { { 'f', 0, 0 }, CMD_SEEK_FORWARD, "seek-forward",
77 N_("Seek forward") },
78 { { 'b', 0, 0 }, CMD_SEEK_BACKWARD, "seek-backward",
79 N_("Seek backward") },
81 { { '+', RGHT, 0 }, CMD_VOLUME_UP, "volume-up",
82 N_("Increase volume") },
83 { { '-', LEFT, 0 }, CMD_VOLUME_DOWN, "volume-down",
84 N_("Decrease volume") },
86 { { 'w', 0, 0 }, CMD_TOGGLE_FIND_WRAP, "wrap-mode",
87 N_("Toggle find mode") },
88 { { 'U', 0, 0 }, CMD_TOGGLE_AUTOCENTER, "autocenter-mode",
89 N_("Toggle auto center mode") },
91 { { ' ', 'a', 0 }, CMD_SELECT, "select",
92 N_("Select/deselect song in playlist") },
93 { { DEL, 'd', 0 }, CMD_DELETE, "delete",
94 N_("Delete song from playlist") },
95 { { 'Z', 0, 0 }, CMD_SHUFFLE, "shuffle",
96 N_("Shuffle playlist") },
97 { { 'c', 0, 0 }, CMD_CLEAR, "clear",
98 N_("Clear playlist") },
99 { { 'r', 0, 0 }, CMD_REPEAT, "repeat",
100 N_("Toggle repeat mode") },
101 { { 'z', 0, 0 }, CMD_RANDOM, "random",
102 N_("Toggle random mode") },
103 { { 'x', 0, 0 }, CMD_CROSSFADE, "crossfade",
104 N_("Toggle crossfade mode") },
105 { { 21, 0, 0 }, CMD_DB_UPDATE, "db-update",
106 N_("Start a music database update") },
108 { { 'S', 0, 0 }, CMD_SAVE_PLAYLIST, "save",
109 N_("Save playlist") },
111 { { 0, 0, 0 }, CMD_LIST_MOVE_UP, "move-up",
112 N_("Move item up") },
113 { { 0, 0, 0 }, CMD_LIST_MOVE_DOWN, "move-down",
114 N_("Move item down") },
116 { { UP, ',', 0 }, CMD_LIST_PREVIOUS, "up",
117 N_("Move cursor up") },
118 { { DWN, '.', 0 }, CMD_LIST_NEXT, "down",
119 N_("Move cursor down") },
120 { { HOME, 0x01, 0 }, CMD_LIST_FIRST, "home",
121 N_("Home ") },
122 { { END, 0x05, 0 }, CMD_LIST_LAST, "end",
123 N_("End ") },
124 { { PGUP, 'A', 0 }, CMD_LIST_PREVIOUS_PAGE, "pgup",
125 N_("Page up") },
126 { { PGDN, 'B', 0 }, CMD_LIST_NEXT_PAGE, "pgdn",
127 N_("Page down") },
128 { { '/', 0, 0 }, CMD_LIST_FIND, "find",
129 N_("Forward find") },
130 { { 'n', 0, 0 }, CMD_LIST_FIND_NEXT, "find-next",
131 N_("Forward find next") },
132 { { '?', 0, 0 }, CMD_LIST_RFIND, "rfind",
133 N_("Backward find") },
134 { { 'p', 0, 0 }, CMD_LIST_RFIND_NEXT, "rfind-next",
135 N_("Backward find previous") },
138 { { TAB, 0, 0 }, CMD_SCREEN_NEXT, "screen-next",
139 N_("Next screen") },
141 { { STAB, 0, 0 }, CMD_SCREEN_PREVIOUS, "screen-prev",
142 N_("Previous screen") },
144 { { '1', F1, 'h' }, CMD_SCREEN_HELP, "screen-help",
145 N_("Help screen") },
146 { { '2', F2, 0 }, CMD_SCREEN_PLAY, "screen-playlist",
147 N_("Playlist screen") },
148 { { '3', F3, 0 }, CMD_SCREEN_FILE, "screen-browse",
149 N_("Browse screen") },
150 { {'u', 0, 0 }, CMD_SCREEN_UPDATE, "update",
151 N_("Update screen") },
152 #ifdef ENABLE_CLOCK_SCREEN
153 { {'4', F4, 0 }, CMD_SCREEN_CLOCK, "screen-clock",
154 N_("Clock screen") },
155 #endif
156 #ifdef ENABLE_KEYDEF_SCREEN
157 { {'K', 0, 0 }, CMD_SCREEN_KEYDEF, "screen-keyedit",
158 N_("Key configuration screen") },
159 #endif
161 { { 'q', 'Q', 3 }, CMD_QUIT, "quit",
162 N_("Quit") },
164 { { -1, -1, -1 }, CMD_NONE, NULL, NULL }
165 };
167 command_definition_t *
168 get_command_definitions(void)
169 {
170 return cmds;
171 }
173 char *
174 key2str(int key)
175 {
176 static char buf[32];
177 int i;
179 buf[0] = 0;
180 switch(key)
181 {
182 case 0:
183 return _("Undefined");
184 case ' ':
185 return _("Space");
186 case 13:
187 return _("Enter");
188 case BS:
189 return _("Backspace");
190 case DEL:
191 return _("Delete");
192 case UP:
193 return _("Up");
194 case DWN:
195 return _("Down");
196 case LEFT:
197 return _("Left");
198 case RGHT:
199 return _("Right");
200 case HOME:
201 return _("Home");
202 case END:
203 return _("End");
204 case PGDN:
205 return _("PageDown");
206 case PGUP:
207 return _("PageUp");
208 case TAB:
209 return _("Tab");
210 case STAB:
211 return _("Shift+Tab");
212 case ESC:
213 return _("Esc");
214 case KEY_IC:
215 return _("Insert");
216 default:
217 for(i=0; i<=63; i++)
218 if( key==KEY_F(i) )
219 {
220 snprintf(buf, 32, "F%d", i );
221 return buf;
222 }
223 if( !(key & ~037) )
224 snprintf(buf, 32, "Ctrl-%c", 'A'+(key & 037)-1 );
225 else if( (key & ~037) == 224 )
226 snprintf(buf, 32, "Alt-%c", 'A'+(key & 037)-1 );
227 else if( key>32 && key<256 )
228 snprintf(buf, 32, "%c", key);
229 else
230 snprintf(buf, 32, "0x%03X", key);
231 }
232 return buf;
233 }
235 void
236 command_dump_keys(void)
237 {
238 int i;
240 i=0;
241 while( cmds[i].description )
242 {
243 if( cmds[i].command != CMD_NONE )
244 printf(" %20s : %s\n", get_key_names(cmds[i].command,1),cmds[i].name);
245 i++;
246 }
247 }
249 char *
250 get_key_names(command_t command, int all)
251 {
252 int i;
254 i=0;
255 while( cmds[i].description )
256 {
257 if( cmds[i].command == command )
258 {
259 int j;
260 static char keystr[80];
262 strncpy(keystr, key2str(cmds[i].keys[0]), 80);
263 if( !all )
264 return keystr;
265 j=1;
266 while( j<MAX_COMMAND_KEYS && cmds[i].keys[j]>0 )
267 {
268 strcat(keystr, " ");
269 strcat(keystr, key2str(cmds[i].keys[j]));
270 j++;
271 }
272 return keystr;
273 }
274 i++;
275 }
276 return NULL;
277 }
279 char *
280 get_key_description(command_t command)
281 {
282 int i;
284 i=0;
285 while( cmds[i].description )
286 {
287 if( cmds[i].command == command )
288 return _(cmds[i].description);
289 i++;
290 }
291 return NULL;
292 }
294 char *
295 get_key_command_name(command_t command)
296 {
297 int i;
299 i=0;
300 while( cmds[i].name )
301 {
302 if( cmds[i].command == command )
303 return cmds[i].name;
304 i++;
305 }
306 return NULL;
307 }
309 command_t
310 get_key_command_from_name(char *name)
311 {
312 int i;
314 i=0;
315 while( cmds[i].name )
316 {
317 if( strcmp(name, cmds[i].name) == 0 )
318 return cmds[i].command;
319 i++;
320 }
321 return CMD_NONE;
322 }
325 command_t
326 find_key_command(int key, command_definition_t *cmds)
327 {
328 int i;
330 i=0;
331 while( cmds && cmds[i].name )
332 {
333 if( cmds[i].keys[0] == key ||
334 cmds[i].keys[1] == key ||
335 cmds[i].keys[2] == key )
336 return cmds[i].command;
337 i++;
338 }
339 return CMD_NONE;
340 }
342 command_t
343 get_key_command(int key)
344 {
345 return find_key_command(key, cmds);
346 }
348 command_t
349 get_keyboard_command_with_timeout(int ms)
350 {
351 int key;
353 if( ms != SCREEN_TIMEOUT)
354 timeout(ms);
355 key = wgetch(stdscr);
356 if( ms != SCREEN_TIMEOUT)
357 timeout(SCREEN_TIMEOUT);
359 if( key==KEY_RESIZE )
360 screen_resize();
362 if( key==ERR )
363 return CMD_NONE;
365 return get_key_command(key);
366 }
368 command_t
369 get_keyboard_command(void)
370 {
371 return get_keyboard_command_with_timeout(SCREEN_TIMEOUT);
372 }
374 int
375 assign_keys(command_t command, int keys[MAX_COMMAND_KEYS])
376 {
377 int i;
379 i=0;
380 while( cmds[i].name )
381 {
382 if( cmds[i].command == command )
383 {
384 memcpy(cmds[i].keys, keys, sizeof(int)*MAX_COMMAND_KEYS);
385 return 0;
386 }
387 i++;
388 }
389 return -1;
390 }
392 int
393 check_key_bindings(void)
394 {
395 int i;
396 int retval = 0;
398 i=0;
399 while( cmds[i].name )
400 {
401 int j;
402 command_t cmd;
404 for(j=0; j<MAX_COMMAND_KEYS; j++)
405 if( cmds[i].keys[j] &&
406 (cmd=get_key_command(cmds[i].keys[j])) != cmds[i].command )
407 {
408 fprintf(stderr, _("Error: Key %s assigned to %s and %s !!!\n"),
409 key2str(cmds[i].keys[j]),
410 get_key_command_name(cmds[i].command),
411 get_key_command_name(cmd));
412 retval = -1;
413 }
414 i++;
415 }
416 return retval;
417 }
419 int
420 write_key_bindings(FILE *f)
421 {
422 int i,j;
424 i=0;
425 while( cmds[i].name && !ferror(f) )
426 {
427 fprintf(f, "# %s\n", cmds[i].description);
428 fprintf(f, "key %s = ", cmds[i].name);
429 for(j=0; j<MAX_COMMAND_KEYS; j++)
430 {
431 if( j && cmds[i].keys[j] )
432 fprintf(f, ", ");
433 if( !j || cmds[i].keys[j] )
434 {
435 if( cmds[i].keys[j]<256 && (isalpha(cmds[i].keys[j]) ||
436 isdigit(cmds[i].keys[j])) )
437 fprintf(f, "\'%c\'", cmds[i].keys[j]);
438 else
439 fprintf(f, "%d", cmds[i].keys[j]);
440 }
441 }
442 fprintf(f,"\n\n");
443 i++;
444 }
445 return ferror(f);
446 }