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1 | /* |
2 | * Copyright (c) 2009, Wei Mingzhi <whistler@openoffice.org>. |
3 | * All Rights Reserved. |
4 | * |
5 | * This program is free software; you can redistribute it and/or modify |
6 | * it under the terms of the GNU General Public License as published by |
7 | * the Free Software Foundation; either version 2 of the License, or |
8 | * (at your option) any later version. |
9 | * |
10 | * This program is distributed in the hope that it will be useful, |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
13 | * GNU General Public License for more details. |
14 | * |
15 | * You should have received a copy of the GNU General Public License |
16 | * along with this program; if not, see <http://www.gnu.org/licenses>. |
17 | */ |
18 | |
19 | #include <stdio.h> |
20 | #include <stdlib.h> |
21 | #include <stdint.h> |
22 | #include <X11/Xlib.h> |
23 | #include <X11/Xutil.h> |
24 | #include <X11/keysym.h> |
25 | #include <X11/XKBlib.h> |
26 | |
27 | #include "main.h" |
28 | #include "plugin_lib.h" |
29 | |
30 | static const struct { |
31 | uint16_t xkey, psxkey; |
32 | } keymap[] = { |
33 | { XK_Left, DKEY_LEFT }, |
34 | { XK_Right, DKEY_RIGHT }, |
35 | { XK_Up, DKEY_UP }, |
36 | { XK_Down, DKEY_DOWN }, |
37 | { XK_z, DKEY_CROSS }, |
38 | { XK_s, DKEY_SQUARE }, |
39 | { XK_x, DKEY_CIRCLE }, |
40 | { XK_d, DKEY_TRIANGLE }, |
41 | { XK_w, DKEY_L1 }, |
42 | { XK_r, DKEY_R1 }, |
43 | { XK_e, DKEY_L2 }, |
44 | { XK_t, DKEY_R2 }, |
45 | { XK_c, DKEY_SELECT }, |
46 | { XK_v, DKEY_START }, |
47 | }; |
48 | |
49 | static Atom wmprotocols, wmdelwindow; |
50 | static int initialized; |
51 | |
52 | static void InitKeyboard(void) { |
53 | Display *disp = (Display *)gpuDisp; |
54 | if (disp == NULL) { |
55 | fprintf(stderr, "xkb: null display\n"); |
56 | exit(1); |
57 | } |
58 | |
59 | wmprotocols = XInternAtom(disp, "WM_PROTOCOLS", 0); |
60 | wmdelwindow = XInternAtom(disp, "WM_DELETE_WINDOW", 0); |
61 | |
62 | XkbSetDetectableAutoRepeat(disp, 1, NULL); |
63 | } |
64 | |
65 | static void DestroyKeyboard(void) { |
66 | Display *disp = (Display *)gpuDisp; |
67 | if (disp) |
68 | XkbSetDetectableAutoRepeat(disp, 0, NULL); |
69 | } |
70 | |
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71 | int x11_update_keys(void) { |
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72 | uint8_t i; |
73 | XEvent evt; |
74 | XClientMessageEvent *xce; |
75 | uint16_t Key; |
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76 | static int keystate_x11; |
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77 | int psxkey, leave = 0; |
78 | Display *disp = (Display *)gpuDisp; |
79 | |
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80 | if (!disp) |
81 | return 0; |
82 | |
83 | if (!initialized) { |
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84 | initialized++; |
85 | InitKeyboard(); |
86 | } |
87 | |
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88 | while (XPending(disp)) { |
89 | XNextEvent(disp, &evt); |
90 | switch (evt.type) { |
91 | case KeyPress: |
92 | case KeyRelease: |
93 | Key = XLookupKeysym((XKeyEvent *)&evt, 0); |
94 | //printf("%s %x\n", evt.type == KeyPress ? "press" : "rel ", Key); |
95 | psxkey = -1; |
96 | for (i = 0; i < ARRAY_SIZE(keymap); i++) { |
97 | if (keymap[i].xkey == Key) { |
98 | psxkey = keymap[i].psxkey; |
99 | break; |
100 | } |
101 | } |
102 | |
103 | if (psxkey >= 0) { |
104 | if (evt.type == KeyPress) |
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105 | keystate_x11 |= 1 << psxkey; |
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106 | else |
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107 | keystate_x11 &= ~(1 << psxkey); |
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108 | } |
109 | if (evt.type == KeyPress && Key == XK_Escape) |
110 | leave = 1; |
111 | break; |
112 | |
113 | case ClientMessage: |
114 | xce = (XClientMessageEvent *)&evt; |
115 | if (xce->message_type == wmprotocols && (Atom)xce->data.l[0] == wmdelwindow) |
116 | leave = 1; |
117 | break; |
118 | } |
119 | } |
120 | |
121 | if (leave) { |
122 | DestroyKeyboard(); |
123 | exit(1); |
124 | } |
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125 | |
126 | return keystate_x11; |
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127 | } |