Annotation of src/usr.bin/tmux/key-bindings.c, Revision 1.41
1.41 ! nicm 1: /* $OpenBSD: key-bindings.c,v 1.40 2014/04/17 07:55:43 nicm Exp $ */
1.1 nicm 2:
3: /*
4: * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
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);
1.1 nicm 28:
29: struct key_bindings key_bindings;
30:
31: int
32: key_bindings_cmp(struct key_binding *bd1, struct key_binding *bd2)
33: {
1.8 nicm 34: int key1, key2;
35:
36: key1 = bd1->key & ~KEYC_PREFIX;
37: key2 = bd2->key & ~KEYC_PREFIX;
38: if (key1 != key2)
39: return (key1 - key2);
40:
41: if (bd1->key & KEYC_PREFIX && !(bd2->key & KEYC_PREFIX))
42: return (-1);
43: if (bd2->key & KEYC_PREFIX && !(bd1->key & KEYC_PREFIX))
44: return (1);
45: return (0);
1.1 nicm 46: }
47:
48: struct key_binding *
49: key_bindings_lookup(int key)
50: {
51: struct key_binding bd;
52:
53: bd.key = key;
1.29 nicm 54: return (RB_FIND(key_bindings, &key_bindings, &bd));
1.1 nicm 55: }
56:
57: void
58: key_bindings_add(int key, int can_repeat, struct cmd_list *cmdlist)
59: {
60: struct key_binding *bd;
61:
1.2 nicm 62: key_bindings_remove(key);
1.15 nicm 63:
1.2 nicm 64: bd = xmalloc(sizeof *bd);
65: bd->key = key;
1.29 nicm 66: RB_INSERT(key_bindings, &key_bindings, bd);
1.15 nicm 67:
1.1 nicm 68: bd->can_repeat = can_repeat;
69: bd->cmdlist = cmdlist;
70: }
71:
72: void
73: key_bindings_remove(int key)
74: {
75: struct key_binding *bd;
76:
77: if ((bd = key_bindings_lookup(key)) == NULL)
78: return;
1.29 nicm 79: RB_REMOVE(key_bindings, &key_bindings, bd);
1.41 ! nicm 80: cmd_list_free(bd->cmdlist);
! 81: free(bd);
1.1 nicm 82: }
83:
84: void
85: key_bindings_init(void)
86: {
87: static const struct {
88: int key;
89: int can_repeat;
90: const struct cmd_entry *entry;
91: } table[] = {
92: { ' ', 0, &cmd_next_layout_entry },
93: { '!', 0, &cmd_break_pane_entry },
1.15 nicm 94: { '"', 0, &cmd_split_window_entry },
1.14 nicm 95: { '#', 0, &cmd_list_buffers_entry },
1.28 nicm 96: { '$', 0, &cmd_command_prompt_entry },
1.15 nicm 97: { '%', 0, &cmd_split_window_entry },
1.1 nicm 98: { '&', 0, &cmd_confirm_before_entry },
1.24 nicm 99: { '(', 0, &cmd_switch_client_entry },
100: { ')', 0, &cmd_switch_client_entry },
1.1 nicm 101: { ',', 0, &cmd_command_prompt_entry },
102: { '-', 0, &cmd_delete_buffer_entry },
103: { '.', 0, &cmd_command_prompt_entry },
104: { '0', 0, &cmd_select_window_entry },
105: { '1', 0, &cmd_select_window_entry },
106: { '2', 0, &cmd_select_window_entry },
107: { '3', 0, &cmd_select_window_entry },
108: { '4', 0, &cmd_select_window_entry },
109: { '5', 0, &cmd_select_window_entry },
110: { '6', 0, &cmd_select_window_entry },
111: { '7', 0, &cmd_select_window_entry },
112: { '8', 0, &cmd_select_window_entry },
113: { '9', 0, &cmd_select_window_entry },
114: { ':', 0, &cmd_command_prompt_entry },
1.25 nicm 115: { ';', 0, &cmd_last_pane_entry },
1.22 nicm 116: { '=', 0, &cmd_choose_buffer_entry },
1.1 nicm 117: { '?', 0, &cmd_list_keys_entry },
1.14 nicm 118: { 'D', 0, &cmd_choose_client_entry },
1.26 nicm 119: { 'L', 0, &cmd_switch_client_entry },
1.1 nicm 120: { '[', 0, &cmd_copy_mode_entry },
1.21 nicm 121: { '\'', 0, &cmd_command_prompt_entry },
1.14 nicm 122: { '\002', /* C-b */ 0, &cmd_send_prefix_entry },
123: { '\017', /* C-o */ 0, &cmd_rotate_window_entry },
1.1 nicm 124: { '\032', /* C-z */ 0, &cmd_suspend_client_entry },
125: { ']', 0, &cmd_paste_buffer_entry },
126: { 'c', 0, &cmd_new_window_entry },
127: { 'd', 0, &cmd_detach_client_entry },
128: { 'f', 0, &cmd_command_prompt_entry },
1.5 nicm 129: { 'i', 0, &cmd_display_message_entry },
1.1 nicm 130: { 'l', 0, &cmd_last_window_entry },
131: { 'n', 0, &cmd_next_window_entry },
1.18 nicm 132: { 'o', 0, &cmd_select_pane_entry },
1.1 nicm 133: { 'p', 0, &cmd_previous_window_entry },
1.11 nicm 134: { 'q', 0, &cmd_display_panes_entry },
1.1 nicm 135: { 'r', 0, &cmd_refresh_client_entry },
1.32 nicm 136: { 's', 0, &cmd_choose_tree_entry },
1.1 nicm 137: { 't', 0, &cmd_clock_mode_entry },
138: { 'w', 0, &cmd_choose_window_entry },
139: { 'x', 0, &cmd_confirm_before_entry },
1.39 nicm 140: { 'z', 0, &cmd_resize_pane_entry },
1.1 nicm 141: { '{', 0, &cmd_swap_pane_entry },
142: { '}', 0, &cmd_swap_pane_entry },
1.14 nicm 143: { '~', 0, &cmd_show_messages_entry },
1.7 nicm 144: { '1' | KEYC_ESCAPE, 0, &cmd_select_layout_entry },
145: { '2' | KEYC_ESCAPE, 0, &cmd_select_layout_entry },
146: { '3' | KEYC_ESCAPE, 0, &cmd_select_layout_entry },
147: { '4' | KEYC_ESCAPE, 0, &cmd_select_layout_entry },
1.20 nicm 148: { '5' | KEYC_ESCAPE, 0, &cmd_select_layout_entry },
1.12 nicm 149: { KEYC_PPAGE, 0, &cmd_copy_mode_entry },
1.7 nicm 150: { 'n' | KEYC_ESCAPE, 0, &cmd_next_window_entry },
1.14 nicm 151: { 'o' | KEYC_ESCAPE, 0, &cmd_rotate_window_entry },
1.7 nicm 152: { 'p' | KEYC_ESCAPE, 0, &cmd_previous_window_entry },
1.18 nicm 153: { KEYC_UP, 1, &cmd_select_pane_entry },
154: { KEYC_DOWN, 1, &cmd_select_pane_entry },
155: { KEYC_LEFT, 1, &cmd_select_pane_entry },
156: { KEYC_RIGHT, 1, &cmd_select_pane_entry },
1.7 nicm 157: { KEYC_UP | KEYC_ESCAPE, 1, &cmd_resize_pane_entry },
158: { KEYC_DOWN | KEYC_ESCAPE, 1, &cmd_resize_pane_entry },
159: { KEYC_LEFT | KEYC_ESCAPE, 1, &cmd_resize_pane_entry },
160: { KEYC_RIGHT | KEYC_ESCAPE, 1, &cmd_resize_pane_entry },
161: { KEYC_UP | KEYC_CTRL, 1, &cmd_resize_pane_entry },
1.15 nicm 162: { KEYC_DOWN | KEYC_CTRL, 1, &cmd_resize_pane_entry },
1.7 nicm 163: { KEYC_LEFT | KEYC_CTRL, 1, &cmd_resize_pane_entry },
164: { KEYC_RIGHT | KEYC_CTRL, 1, &cmd_resize_pane_entry },
1.1 nicm 165: };
166: u_int i;
167: struct cmd *cmd;
168: struct cmd_list *cmdlist;
169:
1.29 nicm 170: RB_INIT(&key_bindings);
1.1 nicm 171:
172: for (i = 0; i < nitems(table); i++) {
1.38 nicm 173: cmdlist = xcalloc(1, sizeof *cmdlist);
174: cmdlist->references = 1;
1.23 nicm 175: TAILQ_INIT(&cmdlist->list);
1.1 nicm 176:
1.38 nicm 177: cmd = xcalloc(1, sizeof *cmd);
1.1 nicm 178: cmd->entry = table[i].entry;
1.27 nicm 179: if (cmd->entry->key_binding != NULL)
180: cmd->entry->key_binding(cmd, table[i].key);
181: else
182: cmd->args = args_create(0);
1.23 nicm 183: TAILQ_INSERT_HEAD(&cmdlist->list, cmd, qentry);
1.1 nicm 184:
1.8 nicm 185: key_bindings_add(
186: table[i].key | KEYC_PREFIX, table[i].can_repeat, cmdlist);
1.1 nicm 187: }
188: }
189:
190: void
191: key_bindings_dispatch(struct key_binding *bd, struct client *c)
192: {
1.17 nicm 193: struct cmd *cmd;
194: int readonly;
1.1 nicm 195:
1.17 nicm 196: readonly = 1;
1.23 nicm 197: TAILQ_FOREACH(cmd, &bd->cmdlist->list, qentry) {
1.17 nicm 198: if (!(cmd->entry->flags & CMD_READONLY))
199: readonly = 0;
200: }
1.38 nicm 201: if (!readonly && (c->flags & CLIENT_READONLY)) {
1.40 nicm 202: cmdq_error(c->cmdq, "client is read-only");
1.17 nicm 203: return;
204: }
1.1 nicm 205:
1.38 nicm 206: cmdq_run(c->cmdq, bd->cmdlist);
1.1 nicm 207: }
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