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/cvs/rxvt-unicode/src/keyboard.h
Revision: 1.30
Committed: Tue Mar 17 09:23:08 2015 UTC (9 years, 1 month ago) by sf-exg
Content type: text/plain
Branch: MAIN
CVS Tags: rxvt-unicode-rel-9_29, rxvt-unicode-rel-9_26, rxvt-unicode-rel-9_25, rxvt-unicode-rel-9_22, rxvt-unicode-rel-9_30, HEAD
Changes since 1.29: +1 -0 lines
Log Message:
Add perl method to lookup the action bound to a key combination.

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 3 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 "rxvtutil.h"
32
33 #define KEYSYM_HASH_BITS 4 /* lowest #bits of keysym is used as hash key */
34 #define KEYSYM_HASH_BUCKETS (1 << KEYSYM_HASH_BITS)
35 #define KEYSYM_HASH_MASK (KEYSYM_HASH_BUCKETS - 1)
36
37 #define MetaMask 0x0100
38 #define NumLockMask 0x0200
39 #define AppKeypadMask 0x0400
40 #define Level3Mask 0x0800 // currently not supported
41 #define OtherModMask (ShiftMask | LockMask | ControlMask \
42 | Mod1Mask | Mod2Mask | Mod3Mask | Mod4Mask | Mod5Mask)
43
44 #if OtherModMask > 0xff
45 # error FATAL: X modifiers might clash with rxvt-unicode ones
46 #endif
47
48 struct rxvt_term;
49
50 struct keysym_t
51 {
52 enum keysym_type {
53 STRING, BUILTIN, BUILTIN_STRING,
54 };
55
56 KeySym keysym;
57 /* only the lower 8 bits of state are used for matching according to X.h */
58 /* the higher bits are preserved for Meta/NumLock keys */
59 /* which are mapped to corresponding lower bits at register time */
60 uint16_t state; /* indicates each modifiers' DOWN/UP status */
61 keysym_type type;
62 char *str; /* the key's definition encoded in UTF-8 */
63 };
64
65 class keyboard_manager
66 {
67 public:
68 keyboard_manager ();
69 ~keyboard_manager ();
70
71 void unregister_action (KeySym keysym, unsigned int state);
72 void register_action (KeySym keysym, unsigned int state, const wchar_t *ws);
73 void register_done (); // call this to make newly registered key bindings take effect
74 keysym_t *lookup_keysym (rxvt_term *term, KeySym keysym, unsigned int state);
75 bool dispatch (rxvt_term *term, KeySym keysym, unsigned int state, const char *kbuf, int len);
76
77 private:
78 int find_keysym (KeySym keysym, unsigned int state);
79
80 private:
81 uint16_t hash[KEYSYM_HASH_BUCKETS];
82 vector<keysym_t *> keymap;
83 };
84
85 #endif /* KEYSYM_RESOURCE */
86
87 #endif /* KEYBOARD_H_ */