Annotation of src/usr.bin/tmux/key-bindings.c, Revision 1.57
1.57 ! nicm 1: /* $OpenBSD: key-bindings.c,v 1.56 2016/01/19 15:59:12 nicm Exp $ */
1.1 nicm 2:
3: /*
1.56 nicm 4: * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
1.1 nicm 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:
1.29 nicm 27: RB_GENERATE(key_bindings, key_binding, entry, key_bindings_cmp);
1.45 nicm 28: RB_GENERATE(key_tables, key_table, entry, key_table_cmp);
29: struct key_tables key_tables = RB_INITIALIZER(&key_tables);
1.1 nicm 30:
1.45 nicm 31: int
32: key_table_cmp(struct key_table *e1, struct key_table *e2)
33: {
34: return (strcmp(e1->name, e2->name));
35: }
1.1 nicm 36:
37: int
38: key_bindings_cmp(struct key_binding *bd1, struct key_binding *bd2)
39: {
1.55 nicm 40: if (bd1->key < bd2->key)
41: return (-1);
42: if (bd1->key > bd2->key)
43: return (1);
44: return (0);
1.45 nicm 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);
1.8 nicm 56:
1.45 nicm 57: table = xmalloc(sizeof *table);
58: table->name = xstrdup(name);
59: RB_INIT(&table->key_bindings);
1.8 nicm 60:
1.45 nicm 61: table->references = 1; /* one reference in key_tables */
62: RB_INSERT(key_tables, &key_tables, table);
63:
64: return (table);
1.1 nicm 65: }
66:
1.45 nicm 67: void
68: key_bindings_unref_table(struct key_table *table)
1.1 nicm 69: {
1.45 nicm 70: struct key_binding *bd;
1.57 ! nicm 71: struct key_binding *bd1;
1.45 nicm 72:
73: if (--table->references != 0)
74: return;
75:
1.57 ! nicm 76: RB_FOREACH_SAFE(bd, key_bindings, &table->key_bindings, bd1) {
1.45 nicm 77: RB_REMOVE(key_bindings, &table->key_bindings, bd);
78: cmd_list_free(bd->cmdlist);
79: free(bd);
80: }
1.1 nicm 81:
1.45 nicm 82: free((void *)table->name);
83: free(table);
1.1 nicm 84: }
85:
86: void
1.55 nicm 87: key_bindings_add(const char *name, key_code key, int can_repeat,
1.45 nicm 88: struct cmd_list *cmdlist)
1.1 nicm 89: {
1.45 nicm 90: struct key_table *table;
91: struct key_binding bd_find, *bd;
92:
93: table = key_bindings_get_table(name, 1);
1.1 nicm 94:
1.45 nicm 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: }
1.15 nicm 102:
1.2 nicm 103: bd = xmalloc(sizeof *bd);
104: bd->key = key;
1.45 nicm 105: RB_INSERT(key_bindings, &table->key_bindings, bd);
1.15 nicm 106:
1.1 nicm 107: bd->can_repeat = can_repeat;
108: bd->cmdlist = cmdlist;
109: }
110:
111: void
1.55 nicm 112: key_bindings_remove(const char *name, key_code key)
1.1 nicm 113: {
1.45 nicm 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;
1.1 nicm 120:
1.45 nicm 121: bd_find.key = key;
122: bd = RB_FIND(key_bindings, &table->key_bindings, &bd_find);
123: if (bd == NULL)
1.1 nicm 124: return;
1.45 nicm 125:
126: RB_REMOVE(key_bindings, &table->key_bindings, bd);
1.41 nicm 127: cmd_list_free(bd->cmdlist);
128: free(bd);
1.45 nicm 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: }
1.1 nicm 146: }
147:
148: void
149: key_bindings_init(void)
150: {
1.47 nicm 151: static const char *defaults[] = {
1.42 nicm 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 '%%'\"",
1.50 nicm 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",
1.42 nicm 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",
1.49 nicm 184: "bind M select-pane -M",
1.42 nicm 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",
1.49 nicm 192: "bind m select-pane -m",
1.42 nicm 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",
1.44 nicm 227: "bind -n MouseDown1Pane select-pane -t=\\; send-keys -M",
228: "bind -n MouseDrag1Border resize-pane -M",
229: "bind -n MouseDown1Status select-window -t=",
1.52 nicm 230: "bind -n WheelDownStatus next-window",
231: "bind -n WheelUpStatus previous-window",
1.46 nicm 232: "bind -n MouseDrag1Pane if -Ft= '#{mouse_any_flag}' 'if -Ft= \"#{pane_in_mode}\" \"copy-mode -M\" \"send-keys -M\"' 'copy-mode -M'",
1.54 nicm 233: "bind -n MouseDown3Pane if-shell -Ft= '#{mouse_any_flag}' 'select-pane -t=; send-keys -M' 'select-pane -mt='",
1.53 nicm 234: "bind -n WheelUpPane if-shell -Ft= '#{mouse_any_flag}' 'send-keys -M' 'if -Ft= \"#{pane_in_mode}\" \"send-keys -M\" \"copy-mode -et=\"'",
1.1 nicm 235: };
236: u_int i;
237: struct cmd_list *cmdlist;
1.47 nicm 238: char *cause;
1.42 nicm 239: int error;
240: struct cmd_q *cmdq;
1.1 nicm 241:
1.43 nicm 242: cmdq = cmdq_new(NULL);
1.42 nicm 243: for (i = 0; i < nitems(defaults); i++) {
244: error = cmd_string_parse(defaults[i], &cmdlist,
245: "<default-keys>", i, &cause);
246: if (error != 0)
247: fatalx("bad default key");
1.44 nicm 248: cmdq_run(cmdq, cmdlist, NULL);
1.48 nicm 249: cmd_list_free(cmdlist);
1.1 nicm 250: }
1.43 nicm 251: cmdq_free(cmdq);
1.1 nicm 252: }
253:
254: void
1.44 nicm 255: key_bindings_dispatch(struct key_binding *bd, struct client *c,
256: struct mouse_event *m)
1.1 nicm 257: {
1.17 nicm 258: struct cmd *cmd;
259: int readonly;
1.1 nicm 260:
1.17 nicm 261: readonly = 1;
1.23 nicm 262: TAILQ_FOREACH(cmd, &bd->cmdlist->list, qentry) {
1.17 nicm 263: if (!(cmd->entry->flags & CMD_READONLY))
264: readonly = 0;
265: }
1.38 nicm 266: if (!readonly && (c->flags & CLIENT_READONLY)) {
1.40 nicm 267: cmdq_error(c->cmdq, "client is read-only");
1.17 nicm 268: return;
269: }
1.1 nicm 270:
1.44 nicm 271: cmdq_run(c->cmdq, bd->cmdlist, m);
1.1 nicm 272: }
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