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 <pcg@goof.com> |
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_BUDGETS (1<<KEYSYM_HASH_BITS) |
36 |
#define KEYSYM_HASH_MASK (KEYSYM_HASH_BUDGETS-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, RANGE, RANGE_META8, LIST, 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 |
uint16_t range; /* =1: single keysym; >1: a of range keysyms */ |
69 |
keysym_type type; |
70 |
const char *str; /* would normally be a keycode translation in UTF-8 */ |
71 |
}; |
72 |
|
73 |
class keyboard_manager |
74 |
{ |
75 |
public: |
76 |
keyboard_manager (); |
77 |
~keyboard_manager (); |
78 |
|
79 |
void clear (); |
80 |
void register_user_translation (KeySym keysym, unsigned int state, const char *trans); |
81 |
void register_done (); // call this to make newly registered keymaps take effect |
82 |
bool dispatch (rxvt_term *term, KeySym keysym, unsigned int state); |
83 |
|
84 |
private: |
85 |
void register_keymap (keysym_t *key); |
86 |
void purge_duplicate_keymap (); |
87 |
void setup_hash (); |
88 |
int find_keysym (KeySym keysym, unsigned int state); |
89 |
|
90 |
private: |
91 |
uint16_t hash[KEYSYM_HASH_BUDGETS]; |
92 |
vector<keysym_t *> keymap; |
93 |
|
94 |
// stock keymaps are all static data |
95 |
static keysym_t stock_keymap[]; |
96 |
// user keymaps and their .string are dynamicaly allocated and freed |
97 |
vector<keysym_t *> user_keymap; |
98 |
vector<const char *> user_translations; |
99 |
}; |
100 |
|
101 |
#endif /* KEYSYM_RESOURCE */ |
102 |
|
103 |
#endif /* KEYBOARD_H_ */ |