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/cvs/rxvt-unicode/src/keyboard.h
Revision: 1.14
Committed: Sat Apr 30 18:45:38 2011 UTC (13 years ago) by sf-exg
Content type: text/plain
Branch: MAIN
Changes since 1.13: +1 -2 lines
Log Message:
Remove 'list' syntax for keysym resources, it serves no useful purpose.

File Contents

# Content
1 /*----------------------------------------------------------------------*
2 * File: keyboard.h
3 *----------------------------------------------------------------------*
4 *
5 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 2005 WU Fengguang
7 * Copyright (c) 2005-2006 Marc Lehmann <schmorp@schmorp.de>
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22 *----------------------------------------------------------------------*/
23
24 #ifndef KEYBOARD_H_
25 #define KEYBOARD_H_
26
27 #ifdef KEYSYM_RESOURCE
28
29 #include <inttypes.h>
30
31 #include "feature.h"
32 #include "rxvtutil.h"
33
34 #define KEYSYM_HASH_BITS 4 /* lowest #bits of keysym is used as hash key */
35 #define KEYSYM_HASH_BUCKETS (1<<KEYSYM_HASH_BITS)
36 #define KEYSYM_HASH_MASK (KEYSYM_HASH_BUCKETS-1)
37
38 #define MetaMask 0x0100
39 #define NumLockMask 0x0200
40 #define AppKeypadMask 0x0400
41 #define Level3Mask 0x0800 // currently not supported
42 #define OtherModMask (ShiftMask | LockMask | ControlMask \
43 | Mod1Mask | Mod2Mask | Mod3Mask | Mod4Mask | Mod5Mask)
44
45 #if OtherModMask > 0xff
46 # error FATAL: X modifiers might clash with rxvt-unicode ones
47 #endif
48
49 struct rxvt_term;
50 struct keysym_t;
51
52 typedef void (keyevent_handler) (rxvt_term *rt,
53 keysym_t *key,
54 KeySym keysym,
55 unsigned int state);
56
57 struct keysym_t
58 {
59 enum keysym_type {
60 STRING, BUILTIN,
61 };
62
63 KeySym keysym;
64 /* only the lower 8 bits of state are used for matching according to X.h */
65 /* the higher bits are preserved for Meta/NumLock keys */
66 /* which are mapped to corresponding lower bits at register time */
67 uint16_t state; /* indicates each modifiers' DOWN/UP status */
68 keysym_type type;
69 const char *str; /* would normally be a keycode translation in UTF-8 */
70 };
71
72 class keyboard_manager
73 {
74 public:
75 keyboard_manager ();
76 ~keyboard_manager ();
77
78 void clear ();
79 void register_user_translation (KeySym keysym, unsigned int state, const char *trans);
80 void register_done (); // call this to make newly registered keymaps take effect
81 bool dispatch (rxvt_term *term, KeySym keysym, unsigned int state);
82
83 private:
84 void register_keymap (keysym_t *key);
85 void setup_hash ();
86 int find_keysym (KeySym keysym, unsigned int state);
87
88 private:
89 uint16_t hash[KEYSYM_HASH_BUCKETS];
90 vector<keysym_t *> keymap;
91 };
92
93 #endif /* KEYSYM_RESOURCE */
94
95 #endif /* KEYBOARD_H_ */