78199f252a91c6bc017df5d2c9e1d3fed7d302c9
1 /*
2 * (c) 2004 by Kalle Wallin (kaw@linux.se)
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 * You should have received a copy of the GNU General Public License
14 * along with this program; if not, write to the Free Software
15 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
16 *
17 */
19 #include <ctype.h>
20 #include <stdio.h>
21 #include <stdlib.h>
22 #include <string.h>
23 #include <ctype.h>
24 #include <glib.h>
25 #include <ncurses.h>
27 #include "config.h"
28 #include "ncmpc.h"
29 #include "command.h"
31 #undef DEBUG_KEYS
33 #ifdef DEBUG_KEYS
34 #define DK(x) x
35 #else
36 #define DK(x)
37 #endif
39 extern void screen_resize(void);
41 #define BS KEY_BACKSPACE
42 #define DEL KEY_DC
43 #define UP KEY_UP
44 #define DWN KEY_DOWN
45 #define LEFT KEY_LEFT
46 #define RGHT KEY_RIGHT
47 #define HOME KEY_HOME
48 #define END KEY_END
49 #define PGDN KEY_NPAGE
50 #define PGUP KEY_PPAGE
51 #define TAB 0x09
52 #define STAB 0x161
53 #define ESC 0x1B
54 #define F1 KEY_F(1)
55 #define F2 KEY_F(2)
56 #define F3 KEY_F(3)
57 #define F4 KEY_F(4)
58 #define F5 KEY_F(5)
59 #define F6 KEY_F(6)
62 static command_definition_t cmds[] =
63 {
64 { { 13, 0, 0 }, CMD_PLAY, "play",
65 N_("Play/Enter directory") },
66 { { 'P', 0, 0 }, CMD_PAUSE,"pause",
67 N_("Pause") },
68 { { 's', BS, 0 }, CMD_STOP, "stop",
69 N_("Stop") },
70 { { '>', 0, 0 }, CMD_TRACK_NEXT, "next",
71 N_("Next track") },
72 { { '<', 0, 0 }, CMD_TRACK_PREVIOUS, "prev",
73 N_("Previous track") },
74 { { 'f', 0, 0 }, CMD_SEEK_FORWARD, "seek-forward",
75 N_("Seek forward") },
76 { { 'b', 0, 0 }, CMD_SEEK_BACKWARD, "seek-backward",
77 N_("Seek backward") },
79 { { '+', RGHT, 0 }, CMD_VOLUME_UP, "volume-up",
80 N_("Increase volume") },
81 { { '-', LEFT, 0 }, CMD_VOLUME_DOWN, "volume-down",
82 N_("Decrease volume") },
84 { { 'w', 0, 0 }, CMD_TOGGLE_FIND_WRAP, "wrap-mode",
85 N_("Toggle find mode") },
86 { { 'U', 0, 0 }, CMD_TOGGLE_AUTOCENTER, "autocenter-mode",
87 N_("Toggle auto center mode") },
89 { { ' ', 'a', 0 }, CMD_SELECT, "select",
90 N_("Select/deselect song in playlist") },
91 { { DEL, 'd', 0 }, CMD_DELETE, "delete",
92 N_("Delete song from playlist") },
93 { { 'Z', 0, 0 }, CMD_SHUFFLE, "shuffle",
94 N_("Shuffle playlist") },
95 { { 'c', 0, 0 }, CMD_CLEAR, "clear",
96 N_("Clear playlist") },
97 { { 'r', 0, 0 }, CMD_REPEAT, "repeat",
98 N_("Toggle repeat mode") },
99 { { 'z', 0, 0 }, CMD_RANDOM, "random",
100 N_("Toggle random mode") },
101 { { 'x', 0, 0 }, CMD_CROSSFADE, "crossfade",
102 N_("Toggle crossfade mode") },
103 { { 21, 0, 0 }, CMD_DB_UPDATE, "db-update",
104 N_("Start a music database update") },
106 { { 'S', 0, 0 }, CMD_SAVE_PLAYLIST, "save",
107 N_("Save playlist") },
109 { { 0, 0, 0 }, CMD_LIST_MOVE_UP, "move-up",
110 N_("Move item up") },
111 { { 0, 0, 0 }, CMD_LIST_MOVE_DOWN, "move-down",
112 N_("Move item down") },
114 { { UP, ',', 0 }, CMD_LIST_PREVIOUS, "up",
115 N_("Move cursor up") },
116 { { DWN, '.', 0 }, CMD_LIST_NEXT, "down",
117 N_("Move cursor down") },
118 { { HOME, 0x01, 0 }, CMD_LIST_FIRST, "home",
119 N_("Home ") },
120 { { END, 0x05, 0 }, CMD_LIST_LAST, "end",
121 N_("End ") },
122 { { PGUP, 'A', 0 }, CMD_LIST_PREVIOUS_PAGE, "pgup",
123 N_("Page up") },
124 { { PGDN, 'B', 0 }, CMD_LIST_NEXT_PAGE, "pgdn",
125 N_("Page down") },
126 { { '/', 0, 0 }, CMD_LIST_FIND, "find",
127 N_("Forward find") },
128 { { 'n', 0, 0 }, CMD_LIST_FIND_NEXT, "find-next",
129 N_("Forward find next") },
130 { { '?', 0, 0 }, CMD_LIST_RFIND, "rfind",
131 N_("Backward find") },
132 { { 'p', 0, 0 }, CMD_LIST_RFIND_NEXT, "rfind-next",
133 N_("Backward find previous") },
136 { { TAB, 0, 0 }, CMD_SCREEN_NEXT, "screen-next",
137 N_("Next screen") },
139 { { STAB, 0, 0 }, CMD_SCREEN_PREVIOUS, "screen-prev",
140 N_("Previous screen") },
142 { { '1', F1, 'h' }, CMD_SCREEN_HELP, "screen-help",
143 N_("Help screen") },
144 { { '2', F2, 0 }, CMD_SCREEN_PLAY, "screen-playlist",
145 N_("Playlist screen") },
146 { { '3', F3, 0 }, CMD_SCREEN_FILE, "screen-browse",
147 N_("Browse screen") },
148 { {'u', 0, 0 }, CMD_SCREEN_UPDATE, "update",
149 N_("Update screen") },
150 #ifdef ENABLE_KEYDEF_SCREEN
151 { {'K', 0, 0 }, CMD_SCREEN_KEYDEF, "screen-keyedit",
152 N_("Key configuration screen") },
153 #endif
155 { { 'q', 0, 0 }, CMD_QUIT, "quit",
156 N_("Quit") },
158 { { -1, -1, -1 }, CMD_NONE, NULL, NULL }
159 };
161 command_definition_t *
162 get_command_definitions(void)
163 {
164 return cmds;
165 }
167 char *
168 key2str(int key)
169 {
170 static char buf[32];
171 int i;
173 buf[0] = 0;
174 switch(key)
175 {
176 case 0:
177 return _("Undefined");
178 case ' ':
179 return _("Space");
180 case 13:
181 return _("Enter");
182 case BS:
183 return _("Backspace");
184 case DEL:
185 return _("Delete");
186 case UP:
187 return _("Up");
188 case DWN:
189 return _("Down");
190 case LEFT:
191 return _("Left");
192 case RGHT:
193 return _("Right");
194 case HOME:
195 return _("Home");
196 case END:
197 return _("End");
198 case PGDN:
199 return _("PageDown");
200 case PGUP:
201 return _("PageUp");
202 case TAB:
203 return _("Tab");
204 case STAB:
205 return _("Shift+Tab");
206 case ESC:
207 return _("Esc");
208 case KEY_IC:
209 return _("Insert");
210 default:
211 for(i=0; i<=63; i++)
212 if( key==KEY_F(i) )
213 {
214 snprintf(buf, 32, "F%d", i );
215 return buf;
216 }
217 if( !(key & ~037) )
218 snprintf(buf, 32, "Ctrl-%c", 'A'+(key & 037)-1 );
219 else if( (key & ~037) == 224 )
220 snprintf(buf, 32, "Alt-%c", 'A'+(key & 037)-1 );
221 else if( key>32 && key<256 )
222 snprintf(buf, 32, "%c", key);
223 else
224 snprintf(buf, 32, "0x%03X", key);
225 }
226 return buf;
227 }
229 void
230 command_dump_keys(void)
231 {
232 int i;
234 i=0;
235 while( cmds[i].description )
236 {
237 if( cmds[i].command != CMD_NONE )
238 printf(" %20s : %s\n", get_key_names(cmds[i].command,1),cmds[i].name);
239 i++;
240 }
241 }
243 char *
244 get_key_names(command_t command, int all)
245 {
246 int i;
248 i=0;
249 while( cmds[i].description )
250 {
251 if( cmds[i].command == command )
252 {
253 int j;
254 static char keystr[80];
256 strncpy(keystr, key2str(cmds[i].keys[0]), 80);
257 if( !all )
258 return keystr;
259 j=1;
260 while( j<MAX_COMMAND_KEYS && cmds[i].keys[j]>0 )
261 {
262 strcat(keystr, " ");
263 strcat(keystr, key2str(cmds[i].keys[j]));
264 j++;
265 }
266 return keystr;
267 }
268 i++;
269 }
270 return NULL;
271 }
273 char *
274 get_key_description(command_t command)
275 {
276 int i;
278 i=0;
279 while( cmds[i].description )
280 {
281 if( cmds[i].command == command )
282 return _(cmds[i].description);
283 i++;
284 }
285 return NULL;
286 }
288 char *
289 get_key_command_name(command_t command)
290 {
291 int i;
293 i=0;
294 while( cmds[i].name )
295 {
296 if( cmds[i].command == command )
297 return cmds[i].name;
298 i++;
299 }
300 return NULL;
301 }
303 command_t
304 get_key_command_from_name(char *name)
305 {
306 int i;
308 i=0;
309 while( cmds[i].name )
310 {
311 if( strcmp(name, cmds[i].name) == 0 )
312 return cmds[i].command;
313 i++;
314 }
315 return CMD_NONE;
316 }
319 command_t
320 find_key_command(int key, command_definition_t *cmds)
321 {
322 int i;
324 i=0;
325 while( cmds && cmds[i].name )
326 {
327 if( cmds[i].keys[0] == key ||
328 cmds[i].keys[1] == key ||
329 cmds[i].keys[2] == key )
330 return cmds[i].command;
331 i++;
332 }
333 return CMD_NONE;
334 }
336 command_t
337 get_key_command(int key)
338 {
339 return find_key_command(key, cmds);
340 }
343 command_t
344 get_keyboard_command(void)
345 {
346 int key;
348 key = wgetch(stdscr);
350 if( key==KEY_RESIZE )
351 screen_resize();
353 if( key==ERR )
354 return CMD_NONE;
356 DK(fprintf(stderr, "key = 0x%02X\t", key));
358 return get_key_command(key);
359 }
361 int
362 assign_keys(command_t command, int keys[MAX_COMMAND_KEYS])
363 {
364 int i;
366 i=0;
367 while( cmds[i].name )
368 {
369 if( cmds[i].command == command )
370 {
371 memcpy(cmds[i].keys, keys, sizeof(int)*MAX_COMMAND_KEYS);
372 return 0;
373 }
374 i++;
375 }
376 return -1;
377 }
379 int
380 check_key_bindings(void)
381 {
382 int i;
383 int retval = 0;
385 i=0;
386 while( cmds[i].name )
387 {
388 int j;
389 command_t cmd;
391 for(j=0; j<MAX_COMMAND_KEYS; j++)
392 if( cmds[i].keys[j] &&
393 (cmd=get_key_command(cmds[i].keys[j])) != cmds[i].command )
394 {
395 fprintf(stderr, _("Error: Key %s assigned to %s and %s !!!\n"),
396 key2str(cmds[i].keys[j]),
397 get_key_command_name(cmds[i].command),
398 get_key_command_name(cmd));
399 retval = -1;
400 }
401 i++;
402 }
403 return retval;
404 }
406 int
407 write_key_bindings(FILE *f)
408 {
409 int i,j;
411 i=0;
412 while( cmds[i].name && !ferror(f) )
413 {
414 fprintf(f, "# %s\n", cmds[i].description);
415 fprintf(f, "key %s = ", cmds[i].name);
416 for(j=0; j<MAX_COMMAND_KEYS; j++)
417 {
418 if( j && cmds[i].keys[j] )
419 fprintf(f, ", ");
420 if( !j || cmds[i].keys[j] )
421 {
422 if( cmds[i].keys[j]<256 && (isalpha(cmds[i].keys[j]) ||
423 isdigit(cmds[i].keys[j])) )
424 fprintf(f, "\'%c\'", cmds[i].keys[j]);
425 else
426 fprintf(f, "%d", cmds[i].keys[j]);
427 }
428 }
429 fprintf(f,"\n\n");
430 i++;
431 }
432 return ferror(f);
433 }