Annotation of src/usr.bin/tmux/input-keys.c, Revision 1.9
1.9 ! nicm 1: /* $OpenBSD: input-keys.c,v 1.8 2009/10/26 13:29:24 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 <stdint.h>
22: #include <stdlib.h>
23: #include <string.h>
24:
25: #include "tmux.h"
26:
1.8 nicm 27: /*
28: * This file is rather misleadingly named, it contains the code which takes a
29: * key code and translates it into something suitable to be sent to the
30: * application running in a pane (similar to input.c does in the other
31: * direction with output).
32: */
33:
1.1 nicm 34: struct input_key_ent {
35: int key;
36: const char *data;
37:
38: int flags;
39: #define INPUTKEY_KEYPAD 0x1 /* keypad key */
40: #define INPUTKEY_CURSOR 0x2 /* cursor key */
41: };
42:
43: struct input_key_ent input_keys[] = {
1.3 nicm 44: /* Backspace key. */
1.7 nicm 45: { KEYC_BSPACE, "\177", 0 },
1.3 nicm 46:
1.1 nicm 47: /* Function keys. */
1.9 ! nicm 48: { KEYC_F1, "\033OP", 0 },
! 49: { KEYC_F2, "\033OQ", 0 },
! 50: { KEYC_F3, "\033OR", 0 },
! 51: { KEYC_F4, "\033OS", 0 },
! 52: { KEYC_F5, "\033[15~", 0 },
! 53: { KEYC_F5|KEYC_CTRL, "\033[15^", 0 },
! 54: { KEYC_F6, "\033[17~", 0 },
! 55: { KEYC_F6|KEYC_CTRL, "\033[17^", 0 },
! 56: { KEYC_F7, "\033[18~", 0 },
! 57: { KEYC_F7|KEYC_CTRL, "\033[18^", 0 },
! 58: { KEYC_F8, "\033[19~", 0 },
! 59: { KEYC_F8|KEYC_CTRL, "\033[19^", 0 },
! 60: { KEYC_F9, "\033[20~", 0 },
! 61: { KEYC_F9|KEYC_CTRL, "\033[20^", 0 },
! 62: { KEYC_F10, "\033[21~", 0 },
! 63: { KEYC_F10|KEYC_CTRL, "\033[21^", 0 },
! 64: { KEYC_F11, "\033[23~", 0 },
! 65: { KEYC_F1|KEYC_CTRL, "\033[23^", 0 },
! 66: { KEYC_F12, "\033[24~", 0 },
! 67: { KEYC_F12|KEYC_CTRL, "\033[24^", 0 },
! 68: { KEYC_F13, "\033[25~", 0 },
! 69: { KEYC_F13|KEYC_CTRL, "\033[25^", 0 },
! 70: { KEYC_F14, "\033[26~", 0 },
! 71: { KEYC_F14|KEYC_CTRL, "\033[26^", 0 },
! 72: { KEYC_F15, "\033[28~", 0 },
! 73: { KEYC_F15|KEYC_CTRL, "\033[28^", 0 },
! 74: { KEYC_F16, "\033[29~", 0 },
! 75: { KEYC_F16|KEYC_CTRL, "\033[29^", 0 },
! 76: { KEYC_F17, "\033[31~", 0 },
! 77: { KEYC_F17|KEYC_CTRL, "\033[31^", 0 },
! 78: { KEYC_F18, "\033[32~", 0 },
! 79: { KEYC_F18|KEYC_CTRL, "\033[32^", 0 },
! 80: { KEYC_F19, "\033[33~", 0 },
! 81: { KEYC_F19|KEYC_CTRL, "\033[33^", 0 },
! 82: { KEYC_F20, "\033[34~", 0 },
! 83: { KEYC_F20|KEYC_CTRL, "\033[34^", 0 },
! 84: { KEYC_IC, "\033[2~", 0 },
! 85: { KEYC_IC|KEYC_CTRL, "\033[2^", 0 },
! 86: { KEYC_DC, "\033[3~", 0 },
! 87: { KEYC_DC|KEYC_CTRL, "\033[3^", 0 },
! 88: { KEYC_HOME, "\033[1~", 0 },
! 89: { KEYC_HOME|KEYC_CTRL, "\033[1^", 0 },
! 90: { KEYC_END, "\033[4~", 0 },
! 91: { KEYC_END|KEYC_CTRL, "\033[4^", 0 },
! 92: { KEYC_NPAGE, "\033[6~", 0 },
! 93: { KEYC_NPAGE|KEYC_CTRL, "\033[6^", 0 },
! 94: { KEYC_PPAGE, "\033[5~", 0 },
! 95: { KEYC_PPAGE|KEYC_CTRL, "\033[5^", 0 },
! 96: { KEYC_BTAB, "\033[Z", 0 },
1.7 nicm 97:
1.9 ! nicm 98: /* Arrow keys. Cursor versions must come first. */
1.7 nicm 99: { KEYC_UP|KEYC_CTRL, "\033Oa", 0 },
100: { KEYC_DOWN|KEYC_CTRL, "\033Ob", 0 },
101: { KEYC_RIGHT|KEYC_CTRL, "\033Oc", 0 },
102: { KEYC_LEFT|KEYC_CTRL, "\033Od", 0 },
1.2 nicm 103:
1.7 nicm 104: { KEYC_UP|KEYC_SHIFT, "\033[a", 0 },
105: { KEYC_DOWN|KEYC_SHIFT, "\033[b", 0 },
106: { KEYC_RIGHT|KEYC_SHIFT,"\033[c", 0 },
107: { KEYC_LEFT|KEYC_SHIFT, "\033[d", 0 },
1.9 ! nicm 108:
! 109: { KEYC_UP|KEYC_CTRL, "\033OA", INPUTKEY_CURSOR },
! 110: { KEYC_DOWN|KEYC_CTRL, "\033OB", INPUTKEY_CURSOR },
! 111: { KEYC_RIGHT|KEYC_CTRL, "\033OC", INPUTKEY_CURSOR },
! 112: { KEYC_LEFT|KEYC_CTRL, "\033OD", INPUTKEY_CURSOR },
1.2 nicm 113:
1.7 nicm 114: { KEYC_UP, "\033OA", INPUTKEY_CURSOR },
115: { KEYC_DOWN, "\033OB", INPUTKEY_CURSOR },
116: { KEYC_RIGHT, "\033OC", INPUTKEY_CURSOR },
117: { KEYC_LEFT, "\033OD", INPUTKEY_CURSOR },
118:
1.9 ! nicm 119: { KEYC_UP|KEYC_CTRL, "\033OA", 0 },
! 120: { KEYC_DOWN|KEYC_CTRL, "\033OB", 0 },
! 121: { KEYC_RIGHT|KEYC_CTRL, "\033OC", 0 },
! 122: { KEYC_LEFT|KEYC_CTRL, "\033OD", 0 },
! 123:
1.7 nicm 124: { KEYC_UP, "\033[A", 0 },
125: { KEYC_DOWN, "\033[B", 0 },
126: { KEYC_RIGHT, "\033[C", 0 },
127: { KEYC_LEFT, "\033[D", 0 },
128:
1.8 nicm 129: /* Keypad keys. Keypad versions must come first. */
1.7 nicm 130: { KEYC_KP_SLASH, "/", INPUTKEY_KEYPAD },
131: { KEYC_KP_STAR, "*", INPUTKEY_KEYPAD },
132: { KEYC_KP_MINUS, "-", INPUTKEY_KEYPAD },
133: { KEYC_KP_SEVEN, "7", INPUTKEY_KEYPAD },
134: { KEYC_KP_EIGHT, "8", INPUTKEY_KEYPAD },
135: { KEYC_KP_NINE, "9", INPUTKEY_KEYPAD },
136: { KEYC_KP_PLUS, "+", INPUTKEY_KEYPAD },
137: { KEYC_KP_FOUR, "4", INPUTKEY_KEYPAD },
138: { KEYC_KP_FIVE, "5", INPUTKEY_KEYPAD },
139: { KEYC_KP_SIX, "6", INPUTKEY_KEYPAD },
140: { KEYC_KP_ONE, "1", INPUTKEY_KEYPAD },
141: { KEYC_KP_TWO, "2", INPUTKEY_KEYPAD },
142: { KEYC_KP_THREE, "3", INPUTKEY_KEYPAD },
143: { KEYC_KP_ENTER, "\n", INPUTKEY_KEYPAD },
144: { KEYC_KP_ZERO, "0", INPUTKEY_KEYPAD },
145: { KEYC_KP_PERIOD, ".", INPUTKEY_KEYPAD },
146:
147: { KEYC_KP_SLASH, "\033Oo", 0 },
148: { KEYC_KP_STAR, "\033Oj", 0 },
149: { KEYC_KP_MINUS, "\033Om", 0 },
150: { KEYC_KP_SEVEN, "\033Ow", 0 },
151: { KEYC_KP_EIGHT, "\033Ox", 0 },
152: { KEYC_KP_NINE, "\033Oy", 0 },
153: { KEYC_KP_PLUS, "\033Ok", 0 },
154: { KEYC_KP_FOUR, "\033Ot", 0 },
155: { KEYC_KP_FIVE, "\033Ou", 0 },
156: { KEYC_KP_SIX, "\033Ov", 0 },
157: { KEYC_KP_ONE, "\033Oq", 0 },
158: { KEYC_KP_TWO, "\033Or", 0 },
159: { KEYC_KP_THREE, "\033Os", 0 },
160: { KEYC_KP_ENTER, "\033OM", 0 },
161: { KEYC_KP_ZERO, "\033Op", 0 },
162: { KEYC_KP_PERIOD, "\033On", 0 },
1.1 nicm 163: };
164:
1.8 nicm 165: /* Translate a key code into an output key sequence. */
1.1 nicm 166: void
167: input_key(struct window_pane *wp, int key)
168: {
169: struct input_key_ent *ike;
170: u_int i;
171: size_t dlen;
172:
173: log_debug2("writing key 0x%x", key);
174:
1.8 nicm 175: /*
176: * If this is a normal 7-bit key, just send it, with a leading escape
177: * if necessary.
178: */
1.2 nicm 179: if (key != KEYC_NONE && (key & ~KEYC_ESCAPE) < 0x100) {
180: if (key & KEYC_ESCAPE)
1.1 nicm 181: buffer_write8(wp->out, '\033');
1.2 nicm 182: buffer_write8(wp->out, (uint8_t) (key & ~KEYC_ESCAPE));
1.1 nicm 183: return;
184: }
185:
1.8 nicm 186: /* Otherwise look the key up in the table. */
1.1 nicm 187: for (i = 0; i < nitems(input_keys); i++) {
188: ike = &input_keys[i];
189:
190: if ((ike->flags & INPUTKEY_KEYPAD) &&
191: !(wp->screen->mode & MODE_KKEYPAD))
192: continue;
193: if ((ike->flags & INPUTKEY_CURSOR) &&
194: !(wp->screen->mode & MODE_KCURSOR))
195: continue;
196:
1.2 nicm 197: if ((key & KEYC_ESCAPE) && (ike->key | KEYC_ESCAPE) == key)
1.1 nicm 198: break;
199: if (ike->key == key)
200: break;
201: }
202: if (i == nitems(input_keys)) {
203: log_debug2("key 0x%x missing", key);
204: return;
205: }
206: dlen = strlen(ike->data);
207: log_debug2("found key 0x%x: \"%s\"", key, ike->data);
208:
1.9 ! nicm 209: /* Prefix a \033 for escape. */
1.2 nicm 210: if (key & KEYC_ESCAPE)
1.1 nicm 211: buffer_write8(wp->out, '\033');
212: buffer_write(wp->out, ike->data, dlen);
213: }
214:
1.8 nicm 215: /* Translate mouse and output. */
1.1 nicm 216: void
1.4 nicm 217: input_mouse(struct window_pane *wp, struct mouse_event *m)
1.1 nicm 218: {
219: if (wp->screen->mode & MODE_MOUSE) {
220: buffer_write(wp->out, "\033[M", 3);
1.4 nicm 221: buffer_write8(wp->out, m->b + 32);
222: buffer_write8(wp->out, m->x + 33);
223: buffer_write8(wp->out, m->y + 33);
1.1 nicm 224: }
225: }
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