Annotation of src/usr.bin/tmux/input-keys.c, Revision 1.5
1.5 ! nicm 1: /* $OpenBSD: input-keys.c,v 1.4 2009/10/11 07:01:10 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:
27: struct input_key_ent {
28: int key;
29: const char *data;
30:
31: int flags;
32: #define INPUTKEY_KEYPAD 0x1 /* keypad key */
33: #define INPUTKEY_CURSOR 0x2 /* cursor key */
34: #define INPUTKEY_CTRL 0x4 /* may be modified with ctrl */
35: };
36:
37: struct input_key_ent input_keys[] = {
1.3 nicm 38: /* Backspace key. */
39: { KEYC_BSPACE, "\177", 0 },
40:
1.1 nicm 41: /* Function keys. */
1.5 ! nicm 42: { KEYC_F1, "\033OP", INPUTKEY_CTRL },
! 43: { KEYC_F2, "\033OQ", INPUTKEY_CTRL },
! 44: { KEYC_F3, "\033OR", INPUTKEY_CTRL },
! 45: { KEYC_F4, "\033OS", INPUTKEY_CTRL },
! 46: { KEYC_F5, "\033[15~", INPUTKEY_CTRL },
! 47: { KEYC_F6, "\033[17~", INPUTKEY_CTRL },
! 48: { KEYC_F7, "\033[18~", INPUTKEY_CTRL },
! 49: { KEYC_F8, "\033[19~", INPUTKEY_CTRL },
! 50: { KEYC_F9, "\033[20~", INPUTKEY_CTRL },
! 51: { KEYC_F10, "\033[21~", INPUTKEY_CTRL },
! 52: { KEYC_F11, "\033[23~", INPUTKEY_CTRL },
! 53: { KEYC_F12, "\033[24~", INPUTKEY_CTRL },
! 54: { KEYC_F13, "\033[25~", INPUTKEY_CTRL },
! 55: { KEYC_F14, "\033[26~", INPUTKEY_CTRL },
! 56: { KEYC_F15, "\033[28~", INPUTKEY_CTRL },
! 57: { KEYC_F16, "\033[29~", INPUTKEY_CTRL },
! 58: { KEYC_F17, "\033[31~", INPUTKEY_CTRL },
! 59: { KEYC_F18, "\033[32~", INPUTKEY_CTRL },
! 60: { KEYC_F19, "\033[33~", INPUTKEY_CTRL },
! 61: { KEYC_F20, "\033[34~", INPUTKEY_CTRL },
! 62: { KEYC_IC, "\033[2~", INPUTKEY_CTRL },
! 63: { KEYC_DC, "\033[3~", INPUTKEY_CTRL },
! 64: { KEYC_HOME, "\033[1~", INPUTKEY_CTRL },
! 65: { KEYC_END, "\033[4~", INPUTKEY_CTRL },
! 66: { KEYC_NPAGE, "\033[6~", INPUTKEY_CTRL },
! 67: { KEYC_PPAGE, "\033[5~", INPUTKEY_CTRL },
1.1 nicm 68: { KEYC_BTAB, "\033[Z", INPUTKEY_CTRL },
69:
70: /* Arrow keys. Cursor versions must come first. */
1.2 nicm 71: { KEYC_UP | KEYC_CTRL, "\033Oa", 0 },
72: { KEYC_DOWN | KEYC_CTRL, "\033Ob", 0 },
73: { KEYC_RIGHT | KEYC_CTRL, "\033Oc", 0 },
74: { KEYC_LEFT | KEYC_CTRL, "\033Od", 0 },
75:
76: { KEYC_UP | KEYC_SHIFT, "\033[a", 0 },
77: { KEYC_DOWN | KEYC_SHIFT, "\033[b", 0 },
78: { KEYC_RIGHT | KEYC_SHIFT, "\033[c", 0 },
79: { KEYC_LEFT | KEYC_SHIFT, "\033[d", 0 },
80:
1.1 nicm 81: { KEYC_UP, "\033OA", INPUTKEY_CURSOR },
82: { KEYC_DOWN, "\033OB", INPUTKEY_CURSOR },
83: { KEYC_RIGHT, "\033OC", INPUTKEY_CURSOR },
84: { KEYC_LEFT, "\033OD", INPUTKEY_CURSOR },
85:
86: { KEYC_UP, "\033[A", 0 },
87: { KEYC_DOWN, "\033[B", 0 },
88: { KEYC_RIGHT, "\033[C", 0 },
89: { KEYC_LEFT, "\033[D", 0 },
90:
91: /* Keypad keys. Keypad versions must come first. */
92: { KEYC_KP0_1, "/", INPUTKEY_KEYPAD },
93: { KEYC_KP0_2, "*", INPUTKEY_KEYPAD },
94: { KEYC_KP0_3, "-", INPUTKEY_KEYPAD },
95: { KEYC_KP1_0, "7", INPUTKEY_KEYPAD },
96: { KEYC_KP1_1, "8", INPUTKEY_KEYPAD },
97: { KEYC_KP1_2, "9", INPUTKEY_KEYPAD },
98: { KEYC_KP1_3, "+", INPUTKEY_KEYPAD },
99: { KEYC_KP2_0, "4", INPUTKEY_KEYPAD },
100: { KEYC_KP2_1, "5", INPUTKEY_KEYPAD },
101: { KEYC_KP2_2, "6", INPUTKEY_KEYPAD },
102: { KEYC_KP3_0, "1", INPUTKEY_KEYPAD },
103: { KEYC_KP3_1, "2", INPUTKEY_KEYPAD },
104: { KEYC_KP3_2, "3", INPUTKEY_KEYPAD },
105: { KEYC_KP3_3, "\n", INPUTKEY_KEYPAD }, /* this can be CRLF too? */
106: { KEYC_KP4_0, "0", INPUTKEY_KEYPAD },
107: { KEYC_KP4_2, ".", INPUTKEY_KEYPAD },
108: { KEYC_KP0_1, "\033Oo", 0 },
109: { KEYC_KP0_2, "\033Oj", 0 },
110: { KEYC_KP0_3, "\033Om", 0 },
111: { KEYC_KP1_0, "\033Ow", 0 },
112: { KEYC_KP1_1, "\033Ox", 0 },
113: { KEYC_KP1_2, "\033Oy", 0 },
114: { KEYC_KP1_3, "\033Ok", 0 },
115: { KEYC_KP2_0, "\033Ot", 0 },
116: { KEYC_KP2_1, "\033Ou", 0 },
117: { KEYC_KP2_2, "\033Ov", 0 },
118: { KEYC_KP3_0, "\033Oq", 0 },
119: { KEYC_KP3_1, "\033Or", 0 },
120: { KEYC_KP3_2, "\033Os", 0 },
121: { KEYC_KP3_3, "\033OM", 0 },
122: { KEYC_KP4_0, "\033Op", 0 },
123: { KEYC_KP4_2, "\033On", 0 },
124: };
125:
126: /* Translate a key code from client into an output key sequence. */
127: void
128: input_key(struct window_pane *wp, int key)
129: {
130: struct input_key_ent *ike;
131: u_int i;
132: char ch;
133: size_t dlen;
134: int xterm_keys;
135:
136: log_debug2("writing key 0x%x", key);
137:
1.2 nicm 138: if (key != KEYC_NONE && (key & ~KEYC_ESCAPE) < 0x100) {
139: if (key & KEYC_ESCAPE)
1.1 nicm 140: buffer_write8(wp->out, '\033');
1.2 nicm 141: buffer_write8(wp->out, (uint8_t) (key & ~KEYC_ESCAPE));
1.1 nicm 142: return;
143: }
144:
145: for (i = 0; i < nitems(input_keys); i++) {
146: ike = &input_keys[i];
147:
148: if ((ike->flags & INPUTKEY_KEYPAD) &&
149: !(wp->screen->mode & MODE_KKEYPAD))
150: continue;
151: if ((ike->flags & INPUTKEY_CURSOR) &&
152: !(wp->screen->mode & MODE_KCURSOR))
153: continue;
154:
1.2 nicm 155: if ((key & KEYC_ESCAPE) && (ike->key | KEYC_ESCAPE) == key)
1.1 nicm 156: break;
1.2 nicm 157: if ((key & KEYC_SHIFT) && (ike->key | KEYC_SHIFT) == key)
1.1 nicm 158: break;
1.2 nicm 159: if ((key & KEYC_CTRL) && (ike->key | KEYC_CTRL) == key) {
1.1 nicm 160: if (ike->flags & INPUTKEY_CTRL)
161: break;
162: }
163: if (ike->key == key)
164: break;
165: }
166: if (i == nitems(input_keys)) {
167: log_debug2("key 0x%x missing", key);
168: return;
169: }
170: dlen = strlen(ike->data);
171:
172: log_debug2("found key 0x%x: \"%s\"", key, ike->data);
173:
174: /*
175: * Not in xterm mode. Prefix a \033 for escape, and set bit 5 of the
176: * last byte for ctrl.
177: */
1.2 nicm 178: if (key & KEYC_ESCAPE)
1.1 nicm 179: buffer_write8(wp->out, '\033');
1.2 nicm 180: if (key & KEYC_CTRL && ike->flags & INPUTKEY_CTRL) {
1.1 nicm 181: buffer_write(wp->out, ike->data, dlen - 1);
182: buffer_write8(wp->out, ike->data[dlen - 1] ^ 0x20);
183: return;
184: }
185: buffer_write(wp->out, ike->data, dlen);
186: }
187:
188: /* Handle input mouse. */
189: void
1.4 nicm 190: input_mouse(struct window_pane *wp, struct mouse_event *m)
1.1 nicm 191: {
192: if (wp->screen->mode & MODE_MOUSE) {
193: buffer_write(wp->out, "\033[M", 3);
1.4 nicm 194: buffer_write8(wp->out, m->b + 32);
195: buffer_write8(wp->out, m->x + 33);
196: buffer_write8(wp->out, m->y + 33);
1.1 nicm 197: }
198: }
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