1: /* $OpenBSD$ */
2:
3: /*
4: * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
5: *
6: * Permission to use, copy, modify, and distribute this software for any
7: * purpose with or without fee is hereby granted, provided that the above
8: * copyright notice and this permission notice appear in all copies.
9: *
10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14: * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
15: * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
16: * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17: */
18:
19: #include <sys/types.h>
20:
21: #include <ctype.h>
22: #include <stdlib.h>
23: #include <string.h>
24:
25: #include "tmux.h"
26:
27: RB_GENERATE(key_bindings, key_binding, entry, key_bindings_cmp);
28: RB_GENERATE(key_tables, key_table, entry, key_table_cmp);
29: struct key_tables key_tables = RB_INITIALIZER(&key_tables);
30:
31: int
32: key_table_cmp(struct key_table *e1, struct key_table *e2)
33: {
34: return (strcmp(e1->name, e2->name));
35: }
36:
37: int
38: key_bindings_cmp(struct key_binding *bd1, struct key_binding *bd2)
39: {
40: if (bd1->key < bd2->key)
41: return (-1);
42: if (bd1->key > bd2->key)
43: return (1);
44: return (0);
45: }
46:
47: struct key_table *
48: key_bindings_get_table(const char *name, int create)
49: {
50: struct key_table table_find, *table;
51:
52: table_find.name = name;
53: table = RB_FIND(key_tables, &key_tables, &table_find);
54: if (table != NULL || !create)
55: return (table);
56:
57: table = xmalloc(sizeof *table);
58: table->name = xstrdup(name);
59: RB_INIT(&table->key_bindings);
60:
61: table->references = 1; /* one reference in key_tables */
62: RB_INSERT(key_tables, &key_tables, table);
63:
64: return (table);
65: }
66:
67: void
68: key_bindings_unref_table(struct key_table *table)
69: {
70: struct key_binding *bd;
71: struct key_binding *bd1;
72:
73: if (--table->references != 0)
74: return;
75:
76: RB_FOREACH_SAFE(bd, key_bindings, &table->key_bindings, bd1) {
77: RB_REMOVE(key_bindings, &table->key_bindings, bd);
78: cmd_list_free(bd->cmdlist);
79: free(bd);
80: }
81:
82: free((void *)table->name);
83: free(table);
84: }
85:
86: void
87: key_bindings_add(const char *name, key_code key, int can_repeat,
88: struct cmd_list *cmdlist)
89: {
90: struct key_table *table;
91: struct key_binding bd_find, *bd;
92:
93: table = key_bindings_get_table(name, 1);
94:
95: bd_find.key = key;
96: bd = RB_FIND(key_bindings, &table->key_bindings, &bd_find);
97: if (bd != NULL) {
98: RB_REMOVE(key_bindings, &table->key_bindings, bd);
99: cmd_list_free(bd->cmdlist);
100: free(bd);
101: }
102:
103: bd = xmalloc(sizeof *bd);
104: bd->key = key;
105: RB_INSERT(key_bindings, &table->key_bindings, bd);
106:
107: bd->can_repeat = can_repeat;
108: bd->cmdlist = cmdlist;
109: }
110:
111: void
112: key_bindings_remove(const char *name, key_code key)
113: {
114: struct key_table *table;
115: struct key_binding bd_find, *bd;
116:
117: table = key_bindings_get_table(name, 0);
118: if (table == NULL)
119: return;
120:
121: bd_find.key = key;
122: bd = RB_FIND(key_bindings, &table->key_bindings, &bd_find);
123: if (bd == NULL)
124: return;
125:
126: RB_REMOVE(key_bindings, &table->key_bindings, bd);
127: cmd_list_free(bd->cmdlist);
128: free(bd);
129:
130: if (RB_EMPTY(&table->key_bindings)) {
131: RB_REMOVE(key_tables, &key_tables, table);
132: key_bindings_unref_table(table);
133: }
134: }
135:
136: void
137: key_bindings_remove_table(const char *name)
138: {
139: struct key_table *table;
140:
141: table = key_bindings_get_table(name, 0);
142: if (table != NULL) {
143: RB_REMOVE(key_tables, &key_tables, table);
144: key_bindings_unref_table(table);
145: }
146: }
147:
148: void
149: key_bindings_init(void)
150: {
151: static const char *defaults[] = {
152: "bind C-b send-prefix",
153: "bind C-o rotate-window",
154: "bind C-z suspend-client",
155: "bind Space next-layout",
156: "bind ! break-pane",
157: "bind '\"' split-window",
158: "bind '#' list-buffers",
159: "bind '$' command-prompt -I'#S' \"rename-session '%%'\"",
160: "bind % split-window -h",
161: "bind & confirm-before -p\"kill-window #W? (y/n)\" kill-window",
162: "bind \"'\" command-prompt -pindex \"select-window -t ':%%'\"",
163: "bind ( switch-client -p",
164: "bind ) switch-client -n",
165: "bind , command-prompt -I'#W' \"rename-window '%%'\"",
166: "bind - delete-buffer",
167: "bind . command-prompt \"move-window -t '%%'\"",
168: "bind 0 select-window -t:=0",
169: "bind 1 select-window -t:=1",
170: "bind 2 select-window -t:=2",
171: "bind 3 select-window -t:=3",
172: "bind 4 select-window -t:=4",
173: "bind 5 select-window -t:=5",
174: "bind 6 select-window -t:=6",
175: "bind 7 select-window -t:=7",
176: "bind 8 select-window -t:=8",
177: "bind 9 select-window -t:=9",
178: "bind : command-prompt",
179: "bind \\; last-pane",
180: "bind = choose-buffer",
181: "bind ? list-keys",
182: "bind D choose-client",
183: "bind L switch-client -l",
184: "bind M select-pane -M",
185: "bind [ copy-mode",
186: "bind ] paste-buffer",
187: "bind c new-window",
188: "bind d detach-client",
189: "bind f command-prompt \"find-window '%%'\"",
190: "bind i display-message",
191: "bind l last-window",
192: "bind m select-pane -m",
193: "bind n next-window",
194: "bind o select-pane -t:.+",
195: "bind p previous-window",
196: "bind q display-panes",
197: "bind r refresh-client",
198: "bind s choose-tree",
199: "bind t clock-mode",
200: "bind w choose-window",
201: "bind x confirm-before -p\"kill-pane #P? (y/n)\" kill-pane",
202: "bind z resize-pane -Z",
203: "bind { swap-pane -U",
204: "bind } swap-pane -D",
205: "bind '~' show-messages",
206: "bind PPage copy-mode -u",
207: "bind -r Up select-pane -U",
208: "bind -r Down select-pane -D",
209: "bind -r Left select-pane -L",
210: "bind -r Right select-pane -R",
211: "bind M-1 select-layout even-horizontal",
212: "bind M-2 select-layout even-vertical",
213: "bind M-3 select-layout main-horizontal",
214: "bind M-4 select-layout main-vertical",
215: "bind M-5 select-layout tiled",
216: "bind M-n next-window -a",
217: "bind M-o rotate-window -D",
218: "bind M-p previous-window -a",
219: "bind -r M-Up resize-pane -U 5",
220: "bind -r M-Down resize-pane -D 5",
221: "bind -r M-Left resize-pane -L 5",
222: "bind -r M-Right resize-pane -R 5",
223: "bind -r C-Up resize-pane -U",
224: "bind -r C-Down resize-pane -D",
225: "bind -r C-Left resize-pane -L",
226: "bind -r C-Right resize-pane -R",
227: "bind -n MouseDown1Pane select-pane -t=\\; send-keys -M",
228: "bind -n MouseDrag1Border resize-pane -M",
229: "bind -n MouseDown1Status select-window -t=",
230: "bind -n WheelDownStatus next-window",
231: "bind -n WheelUpStatus previous-window",
232: "bind -n MouseDrag1Pane if -Ft= '#{mouse_any_flag}' 'if -Ft= \"#{pane_in_mode}\" \"copy-mode -M\" \"send-keys -M\"' 'copy-mode -M'",
233: "bind -n MouseDown3Pane if-shell -Ft= '#{mouse_any_flag}' 'select-pane -t=; send-keys -M' 'select-pane -mt='",
234: "bind -n WheelUpPane if-shell -Ft= '#{mouse_any_flag}' 'send-keys -M' 'if -Ft= \"#{pane_in_mode}\" \"send-keys -M\" \"copy-mode -et=\"'",
235:
236: "bind -Tcopy-mode C-Space send -X begin-selection",
237: "bind -Tcopy-mode C-a send -X start-of-line",
238: "bind -Tcopy-mode C-c send -X cancel",
239: "bind -Tcopy-mode C-e send -X end-of-line",
240: "bind -Tcopy-mode C-f send -X cursor-right",
241: "bind -Tcopy-mode C-b send -X cursor-left",
242: "bind -Tcopy-mode C-g send -X clear-selection",
243: "bind -Tcopy-mode C-k send -X copy-end-of-line",
244: "bind -Tcopy-mode C-n send -X cursor-down",
245: "bind -Tcopy-mode C-p send -X cursor-up",
246: "bind -Tcopy-mode C-r command-prompt -ip'search up' 'send -X search-backward-incremental \"%%%\"'",
247: "bind -Tcopy-mode C-s command-prompt -ip'search down' 'send -X search-forward-incremental \"%%%\"'",
248: "bind -Tcopy-mode C-v send -X page-down",
249: "bind -Tcopy-mode C-w send -X copy-selection-and-cancel",
250: "bind -Tcopy-mode Escape send -X cancel",
251: "bind -Tcopy-mode Space send -X page-down",
252: "bind -Tcopy-mode , send -X jump-reverse",
253: "bind -Tcopy-mode \\; send -X jump-again",
254: "bind -Tcopy-mode F command-prompt -1p'jump backward' 'send -X jump-backward \"%%%\"'",
255: "bind -Tcopy-mode N send -X search-reverse",
256: "bind -Tcopy-mode R send -X rectangle-toggle",
257: "bind -Tcopy-mode T command-prompt -1p'jump to backward' 'send -X jump-to-backward \"%%%\"'",
258: "bind -Tcopy-mode f command-prompt -1p'jump forward' 'send -X jump-forward \"%%%\"'",
259: "bind -Tcopy-mode g command-prompt -p'goto line' 'send -X goto-line \"%%%\"'",
260: "bind -Tcopy-mode n send -X search-again",
261: "bind -Tcopy-mode q send -X cancel",
262: "bind -Tcopy-mode t command-prompt -1p'jump to forward' 'send -X jump-to-forward \"%%%\"'",
263: "bind -Tcopy-mode Home send -X start-of-line",
264: "bind -Tcopy-mode End send -X end-of-line",
265: "bind -Tcopy-mode MouseDown1Pane select-pane",
266: "bind -Tcopy-mode MouseDrag1Pane select-pane\\; send -X begin-selection",
267: "bind -Tcopy-mode MouseDragEnd1Pane send -X copy-selection-and-cancel",
268: "bind -Tcopy-mode WheelUpPane select-pane\\; send -N5 -X scroll-up",
269: "bind -Tcopy-mode WheelDownPane select-pane\\; send -N5 -X scroll-down",
270: "bind -Tcopy-mode DoubleClick1Pane select-pane\\; send -X select-word",
271: "bind -Tcopy-mode TripleClick1Pane select-pane\\; send -X select-line",
272: "bind -Tcopy-mode NPage send -X page-down",
273: "bind -Tcopy-mode PPage send -X page-up",
274: "bind -Tcopy-mode Up send -X cursor-up",
275: "bind -Tcopy-mode Down send -X cursor-down",
276: "bind -Tcopy-mode Left send -X cursor-left",
277: "bind -Tcopy-mode Right send -X cursor-right",
278: "bind -Tcopy-mode M-1 command-prompt -Np'repeat' -I1 'send -N \"%%%\"'",
279: "bind -Tcopy-mode M-2 command-prompt -Np'repeat' -I2 'send -N \"%%%\"'",
280: "bind -Tcopy-mode M-3 command-prompt -Np'repeat' -I3 'send -N \"%%%\"'",
281: "bind -Tcopy-mode M-4 command-prompt -Np'repeat' -I4 'send -N \"%%%\"'",
282: "bind -Tcopy-mode M-5 command-prompt -Np'repeat' -I5 'send -N \"%%%\"'",
283: "bind -Tcopy-mode M-6 command-prompt -Np'repeat' -I6 'send -N \"%%%\"'",
284: "bind -Tcopy-mode M-7 command-prompt -Np'repeat' -I7 'send -N \"%%%\"'",
285: "bind -Tcopy-mode M-8 command-prompt -Np'repeat' -I8 'send -N \"%%%\"'",
286: "bind -Tcopy-mode M-9 command-prompt -Np'repeat' -I9 'send -N \"%%%\"'",
287: "bind -Tcopy-mode M-< send -X history-top",
288: "bind -Tcopy-mode M-> send -X history-bottom",
289: "bind -Tcopy-mode M-R send -X top-line",
290: "bind -Tcopy-mode M-b send -X previous-word",
291: "bind -Tcopy-mode M-f send -X next-word-end",
292: "bind -Tcopy-mode M-m send -X back-to-indentation",
293: "bind -Tcopy-mode M-r send -X middle-line",
294: "bind -Tcopy-mode M-v send -X page-up",
295: "bind -Tcopy-mode M-w send -X copy-selection-and-cancel",
296: "bind -Tcopy-mode M-{ send -X previous-paragraph",
297: "bind -Tcopy-mode M-} send -X next-paragraph",
298: "bind -Tcopy-mode M-Up send -X halfpage-up",
299: "bind -Tcopy-mode M-Down send -X halfpage-down",
300: "bind -Tcopy-mode C-Up send -X scroll-up",
301: "bind -Tcopy-mode C-Down send -X scroll-down",
302:
303: "bind -Tcopy-mode-vi C-c send -X cancel",
304: "bind -Tcopy-mode-vi C-d send -X halfpage-down",
305: "bind -Tcopy-mode-vi C-e send -X scroll-down",
306: "bind -Tcopy-mode-vi C-b send -X page-up",
307: "bind -Tcopy-mode-vi C-f send -X page-down",
308: "bind -Tcopy-mode-vi C-h send -X cursor-left",
309: "bind -Tcopy-mode-vi C-j send -X copy-selection-and-cancel",
310: "bind -Tcopy-mode-vi Enter send -X copy-selection-and-cancel",
311: "bind -Tcopy-mode-vi C-u send -X halfpage-up",
312: "bind -Tcopy-mode-vi C-v send -X rectangle-toggle",
313: "bind -Tcopy-mode-vi C-y send -X scroll-up",
314: "bind -Tcopy-mode-vi Escape send -X clear-selection",
315: "bind -Tcopy-mode-vi Space send -X begin-selection",
316: "bind -Tcopy-mode-vi '$' send -X end-of-line",
317: "bind -Tcopy-mode-vi , send -X jump-reverse",
318: "bind -Tcopy-mode-vi / command-prompt -p'search down' 'send -X search-forward \"%%%\"'",
319: "bind -Tcopy-mode-vi 0 send -X start-of-line",
320: "bind -Tcopy-mode-vi 1 command-prompt -Np'repeat' -I1 'send -N \"%%%\"'",
321: "bind -Tcopy-mode-vi 2 command-prompt -Np'repeat' -I2 'send -N \"%%%\"'",
322: "bind -Tcopy-mode-vi 3 command-prompt -Np'repeat' -I3 'send -N \"%%%\"'",
323: "bind -Tcopy-mode-vi 4 command-prompt -Np'repeat' -I4 'send -N \"%%%\"'",
324: "bind -Tcopy-mode-vi 5 command-prompt -Np'repeat' -I5 'send -N \"%%%\"'",
325: "bind -Tcopy-mode-vi 6 command-prompt -Np'repeat' -I6 'send -N \"%%%\"'",
326: "bind -Tcopy-mode-vi 7 command-prompt -Np'repeat' -I7 'send -N \"%%%\"'",
327: "bind -Tcopy-mode-vi 8 command-prompt -Np'repeat' -I8 'send -N \"%%%\"'",
328: "bind -Tcopy-mode-vi 9 command-prompt -Np'repeat' -I9 'send -N \"%%%\"'",
329: "bind -Tcopy-mode-vi : command-prompt -p'goto line' 'send -X goto-line \"%%%\"'",
330: "bind -Tcopy-mode-vi \\; send -X jump-again",
331: "bind -Tcopy-mode-vi ? command-prompt -p'search up' 'send -X search-backward \"%%%\"'",
332: "bind -Tcopy-mode-vi A send -X append-selection-and-cancel",
333: "bind -Tcopy-mode-vi B send -X previous-space",
334: "bind -Tcopy-mode-vi D send -X copy-end-of-line",
335: "bind -Tcopy-mode-vi E send -X next-space-end",
336: "bind -Tcopy-mode-vi F command-prompt -1p'jump backward' 'send -X jump-backward \"%%%\"'",
337: "bind -Tcopy-mode-vi G send -X history-bottom",
338: "bind -Tcopy-mode-vi H send -X top-line",
339: "bind -Tcopy-mode-vi J send -X scroll-down",
340: "bind -Tcopy-mode-vi K send -X scroll-up",
341: "bind -Tcopy-mode-vi L send -X bottom-line",
342: "bind -Tcopy-mode-vi M send -X middle-line",
343: "bind -Tcopy-mode-vi N send -X search-reverse",
344: "bind -Tcopy-mode-vi T command-prompt -1p'jump to backward' 'send -X jump-to-backward \"%%%\"'",
345: "bind -Tcopy-mode-vi V send -X select-line",
346: "bind -Tcopy-mode-vi W send -X next-space",
347: "bind -Tcopy-mode-vi ^ send -X back-to-indentation",
348: "bind -Tcopy-mode-vi b send -X previous-word",
349: "bind -Tcopy-mode-vi e send -X next-word-end",
350: "bind -Tcopy-mode-vi f command-prompt -1p'jump forward' 'send -X jump-forward \"%%%\"'",
351: "bind -Tcopy-mode-vi g send -X history-top",
352: "bind -Tcopy-mode-vi h send -X cursor-left",
353: "bind -Tcopy-mode-vi j send -X cursor-down",
354: "bind -Tcopy-mode-vi k send -X cursor-up",
355: "bind -Tcopy-mode-vi l send -X cursor-right",
356: "bind -Tcopy-mode-vi n send -X search-again",
357: "bind -Tcopy-mode-vi o send -X other-end",
358: "bind -Tcopy-mode-vi q send -X cancel",
359: "bind -Tcopy-mode-vi t command-prompt -1p'jump to forward' 'send -X jump-to-forward \"%%%\"'",
360: "bind -Tcopy-mode-vi v send -X rectangle-toggle",
361: "bind -Tcopy-mode-vi w send -X next-word",
362: "bind -Tcopy-mode-vi { send -X previous-paragraph",
363: "bind -Tcopy-mode-vi } send -X next-paragraph",
364: "bind -Tcopy-mode-vi MouseDown1Pane select-pane",
365: "bind -Tcopy-mode-vi MouseDrag1Pane select-pane\\; send -X begin-selection",
366: "bind -Tcopy-mode-vi MouseDragEnd1Pane send -X copy-selection-and-cancel",
367: "bind -Tcopy-mode-vi WheelUpPane select-pane\\; send -N5 -X scroll-up",
368: "bind -Tcopy-mode-vi WheelDownPane select-pane\\; send -N5 -X scroll-down",
369: "bind -Tcopy-mode-vi DoubleClick1Pane select-pane\\; send -X select-word",
370: "bind -Tcopy-mode-vi TripleClick1Pane select-pane\\; send -X select-line",
371: "bind -Tcopy-mode-vi BSpace send -X cursor-left",
372: "bind -Tcopy-mode-vi NPage send -X page-down",
373: "bind -Tcopy-mode-vi PPage send -X page-up",
374: "bind -Tcopy-mode-vi Up send -X cursor-up",
375: "bind -Tcopy-mode-vi Down send -X cursor-down",
376: "bind -Tcopy-mode-vi Left send -X cursor-left",
377: "bind -Tcopy-mode-vi Right send -X cursor-right",
378: "bind -Tcopy-mode-vi C-Up send -X scroll-up",
379: "bind -Tcopy-mode-vi C-Down send -X scroll-down",
380: };
381: u_int i;
382: struct cmd_list *cmdlist;
383: char *cause;
384:
385: for (i = 0; i < nitems(defaults); i++) {
386: cmdlist = cmd_string_parse(defaults[i], "<default>", i, &cause);
387: if (cmdlist == NULL)
388: fatalx("bad default key: %s", defaults[i]);
389: cmdq_append(NULL, cmdq_get_command(cmdlist, NULL, NULL, 0));
390: cmd_list_free(cmdlist);
391: }
392: }
393:
394: static enum cmd_retval
395: key_bindings_read_only(struct cmdq_item *item, __unused void *data)
396: {
397: cmdq_error(item, "client is read-only");
398: return (CMD_RETURN_ERROR);
399: }
400:
401: void
402: key_bindings_dispatch(struct key_binding *bd, struct client *c,
403: struct mouse_event *m, struct cmd_find_state *fs)
404: {
405: struct cmd *cmd;
406: struct cmdq_item *item;
407: int readonly;
408:
409: readonly = 1;
410: TAILQ_FOREACH(cmd, &bd->cmdlist->list, qentry) {
411: if (!(cmd->entry->flags & CMD_READONLY))
412: readonly = 0;
413: }
414: if (!readonly && (c->flags & CLIENT_READONLY))
415: cmdq_append(c, cmdq_get_callback(key_bindings_read_only, NULL));
416: else {
417: item = cmdq_get_command(bd->cmdlist, fs, m, 0);
418: item->repeat = bd->can_repeat;
419: cmdq_append(c, item);
420: }
421: }
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