e14743d1 |
1 | /* |
2 | SDL - Simple DirectMedia Layer |
3 | Copyright (C) 1997-2009 Sam Lantinga |
4 | |
5 | This library is free software; you can redistribute it and/or |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either |
8 | version 2.1 of the License, or (at your option) any later version. |
9 | |
10 | This library 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 GNU |
13 | Lesser General Public License for more details. |
14 | |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with this library; if not, write to the Free Software |
17 | Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
18 | |
19 | Sam Lantinga |
20 | slouken@libsdl.org |
21 | */ |
22 | #include "SDL_config.h" |
23 | |
24 | /* Handle the event stream, converting X11 events into SDL events */ |
25 | |
26 | #include <vga.h> |
27 | #include <vgamouse.h> |
28 | #include <vgakeyboard.h> |
29 | #if defined(__LINUX__) |
30 | #include <linux/kd.h> |
31 | #include <linux/keyboard.h> |
32 | #elif defined(__FREEBSD__) |
33 | #include <sys/kbio.h> |
34 | #else |
35 | #error You must choose your operating system here |
36 | #endif |
37 | |
38 | #include "../../events/SDL_sysevents.h" |
39 | #include "../../events/SDL_events_c.h" |
40 | #include "SDL_svgavideo.h" |
41 | #include "SDL_svgaevents_c.h" |
42 | |
43 | /* The translation tables from a console scancode to a SDL keysym */ |
44 | #if defined(linux) |
45 | #define NUM_VGAKEYMAPS (1<<KG_CAPSSHIFT) |
46 | static Uint16 vga_keymap[NUM_VGAKEYMAPS][NR_KEYS]; |
47 | #elif defined(__FREEBSD__) |
48 | /* FIXME: Free the keymap when we shut down the video mode */ |
49 | static keymap_t *vga_keymap = NULL; |
50 | #else |
51 | #error You must choose your operating system here |
52 | #endif |
53 | static SDLKey keymap[128]; |
54 | static SDL_keysym *TranslateKey(int scancode, SDL_keysym *keysym); |
55 | |
56 | /* Ugh, we have to duplicate the kernel's keysym mapping code... |
57 | Oh, it's not so bad. :-) |
58 | |
59 | FIXME: Add keyboard LED handling code |
60 | */ |
61 | #if defined(linux) |
62 | int SVGA_initkeymaps(int fd) |
63 | { |
64 | struct kbentry entry; |
65 | int map, i; |
66 | |
67 | /* Load all the keysym mappings */ |
68 | for ( map=0; map<NUM_VGAKEYMAPS; ++map ) { |
69 | SDL_memset(vga_keymap[map], 0, NR_KEYS*sizeof(Uint16)); |
70 | for ( i=0; i<NR_KEYS; ++i ) { |
71 | entry.kb_table = map; |
72 | entry.kb_index = i; |
73 | if ( ioctl(fd, KDGKBENT, &entry) == 0 ) { |
74 | /* The "Enter" key is a special case */ |
75 | if ( entry.kb_value == K_ENTER ) { |
76 | entry.kb_value = K(KT_ASCII,13); |
77 | } |
78 | /* Handle numpad specially as well */ |
79 | if ( KTYP(entry.kb_value) == KT_PAD ) { |
80 | switch ( entry.kb_value ) { |
81 | case K_P0: |
82 | case K_P1: |
83 | case K_P2: |
84 | case K_P3: |
85 | case K_P4: |
86 | case K_P5: |
87 | case K_P6: |
88 | case K_P7: |
89 | case K_P8: |
90 | case K_P9: |
91 | vga_keymap[map][i]=entry.kb_value; |
92 | vga_keymap[map][i]+= '0'; |
93 | break; |
94 | case K_PPLUS: |
95 | vga_keymap[map][i]=K(KT_ASCII,'+'); |
96 | break; |
97 | case K_PMINUS: |
98 | vga_keymap[map][i]=K(KT_ASCII,'-'); |
99 | break; |
100 | case K_PSTAR: |
101 | vga_keymap[map][i]=K(KT_ASCII,'*'); |
102 | break; |
103 | case K_PSLASH: |
104 | vga_keymap[map][i]=K(KT_ASCII,'/'); |
105 | break; |
106 | case K_PENTER: |
107 | vga_keymap[map][i]=K(KT_ASCII,'\r'); |
108 | break; |
109 | case K_PCOMMA: |
110 | vga_keymap[map][i]=K(KT_ASCII,','); |
111 | break; |
112 | case K_PDOT: |
113 | vga_keymap[map][i]=K(KT_ASCII,'.'); |
114 | break; |
115 | default: |
116 | break; |
117 | } |
118 | } |
119 | /* Do the normal key translation */ |
120 | if ( (KTYP(entry.kb_value) == KT_LATIN) || |
121 | (KTYP(entry.kb_value) == KT_ASCII) || |
122 | (KTYP(entry.kb_value) == KT_LETTER) ) { |
123 | vga_keymap[map][i] = entry.kb_value; |
124 | } |
125 | } |
126 | } |
127 | } |
128 | return(0); |
129 | } |
130 | #elif defined(__FREEBSD__) |
131 | int SVGA_initkeymaps(int fd) |
132 | { |
133 | vga_keymap = SDL_malloc(sizeof(keymap_t)); |
134 | if ( ! vga_keymap ) { |
135 | SDL_OutOfMemory(); |
136 | return(-1); |
137 | } |
138 | if (ioctl(fd, GIO_KEYMAP, vga_keymap) == -1) { |
139 | SDL_free(vga_keymap); |
140 | vga_keymap = NULL; |
141 | SDL_SetError("Unable to get keyboard map"); |
142 | return(-1); |
143 | } |
144 | return(0); |
145 | } |
146 | #else |
147 | #error You must choose your operating system here |
148 | #endif |
149 | |
150 | int posted = 0; |
151 | |
152 | void SVGA_mousecallback(int button, int dx, int dy, |
153 | int u1,int u2,int u3, int u4) |
154 | { |
155 | if ( dx || dy ) { |
156 | posted += SDL_PrivateMouseMotion(0, 1, dx, dy); |
157 | } |
158 | if ( button & MOUSE_LEFTBUTTON ) { |
159 | if ( !(SDL_GetMouseState(NULL, NULL) & SDL_BUTTON(1)) ) { |
160 | posted += SDL_PrivateMouseButton(SDL_PRESSED, 1, 0, 0); |
161 | } |
162 | } else { |
163 | if ( (SDL_GetMouseState(NULL, NULL) & SDL_BUTTON(1)) ) { |
164 | posted += SDL_PrivateMouseButton(SDL_RELEASED, 1, 0, 0); |
165 | } |
166 | } |
167 | if ( button & MOUSE_MIDDLEBUTTON ) { |
168 | if ( !(SDL_GetMouseState(NULL, NULL) & SDL_BUTTON(2)) ) { |
169 | posted += SDL_PrivateMouseButton(SDL_PRESSED, 2, 0, 0); |
170 | } |
171 | } else { |
172 | if ( (SDL_GetMouseState(NULL, NULL) & SDL_BUTTON(2)) ) { |
173 | posted += SDL_PrivateMouseButton(SDL_RELEASED, 2, 0, 0); |
174 | } |
175 | } |
176 | if ( button & MOUSE_RIGHTBUTTON ) { |
177 | if ( !(SDL_GetMouseState(NULL, NULL) & SDL_BUTTON(3)) ) { |
178 | posted += SDL_PrivateMouseButton(SDL_PRESSED, 3, 0, 0); |
179 | } |
180 | } else { |
181 | if ( (SDL_GetMouseState(NULL, NULL) & SDL_BUTTON(3)) ) { |
182 | posted += SDL_PrivateMouseButton(SDL_RELEASED, 3, 0, 0); |
183 | } |
184 | } |
185 | } |
186 | |
187 | void SVGA_keyboardcallback(int scancode, int pressed) |
188 | { |
189 | SDL_keysym keysym; |
190 | |
191 | if ( pressed ) { |
192 | posted += SDL_PrivateKeyboard(SDL_PRESSED, |
193 | TranslateKey(scancode, &keysym)); |
194 | } else { |
195 | posted += SDL_PrivateKeyboard(SDL_RELEASED, |
196 | TranslateKey(scancode, &keysym)); |
197 | } |
198 | } |
199 | |
200 | void SVGA_PumpEvents(_THIS) |
201 | { |
202 | do { |
203 | posted = 0; |
204 | mouse_update(); |
205 | keyboard_update(); |
206 | } while ( posted ); |
207 | } |
208 | |
209 | void SVGA_InitOSKeymap(_THIS) |
210 | { |
211 | int i; |
212 | |
213 | /* Initialize the BeOS key translation table */ |
214 | for ( i=0; i<SDL_arraysize(keymap); ++i ) |
215 | keymap[i] = SDLK_UNKNOWN; |
216 | |
217 | keymap[SCANCODE_ESCAPE] = SDLK_ESCAPE; |
218 | keymap[SCANCODE_1] = SDLK_1; |
219 | keymap[SCANCODE_2] = SDLK_2; |
220 | keymap[SCANCODE_3] = SDLK_3; |
221 | keymap[SCANCODE_4] = SDLK_4; |
222 | keymap[SCANCODE_5] = SDLK_5; |
223 | keymap[SCANCODE_6] = SDLK_6; |
224 | keymap[SCANCODE_7] = SDLK_7; |
225 | keymap[SCANCODE_8] = SDLK_8; |
226 | keymap[SCANCODE_9] = SDLK_9; |
227 | keymap[SCANCODE_0] = SDLK_0; |
228 | keymap[SCANCODE_MINUS] = SDLK_MINUS; |
229 | keymap[SCANCODE_EQUAL] = SDLK_EQUALS; |
230 | keymap[SCANCODE_BACKSPACE] = SDLK_BACKSPACE; |
231 | keymap[SCANCODE_TAB] = SDLK_TAB; |
232 | keymap[SCANCODE_Q] = SDLK_q; |
233 | keymap[SCANCODE_W] = SDLK_w; |
234 | keymap[SCANCODE_E] = SDLK_e; |
235 | keymap[SCANCODE_R] = SDLK_r; |
236 | keymap[SCANCODE_T] = SDLK_t; |
237 | keymap[SCANCODE_Y] = SDLK_y; |
238 | keymap[SCANCODE_U] = SDLK_u; |
239 | keymap[SCANCODE_I] = SDLK_i; |
240 | keymap[SCANCODE_O] = SDLK_o; |
241 | keymap[SCANCODE_P] = SDLK_p; |
242 | keymap[SCANCODE_BRACKET_LEFT] = SDLK_LEFTBRACKET; |
243 | keymap[SCANCODE_BRACKET_RIGHT] = SDLK_RIGHTBRACKET; |
244 | keymap[SCANCODE_ENTER] = SDLK_RETURN; |
245 | keymap[SCANCODE_LEFTCONTROL] = SDLK_LCTRL; |
246 | keymap[SCANCODE_A] = SDLK_a; |
247 | keymap[SCANCODE_S] = SDLK_s; |
248 | keymap[SCANCODE_D] = SDLK_d; |
249 | keymap[SCANCODE_F] = SDLK_f; |
250 | keymap[SCANCODE_G] = SDLK_g; |
251 | keymap[SCANCODE_H] = SDLK_h; |
252 | keymap[SCANCODE_J] = SDLK_j; |
253 | keymap[SCANCODE_K] = SDLK_k; |
254 | keymap[SCANCODE_L] = SDLK_l; |
255 | keymap[SCANCODE_SEMICOLON] = SDLK_SEMICOLON; |
256 | keymap[SCANCODE_APOSTROPHE] = SDLK_QUOTE; |
257 | keymap[SCANCODE_GRAVE] = SDLK_BACKQUOTE; |
258 | keymap[SCANCODE_LEFTSHIFT] = SDLK_LSHIFT; |
259 | keymap[SCANCODE_BACKSLASH] = SDLK_BACKSLASH; |
260 | keymap[SCANCODE_Z] = SDLK_z; |
261 | keymap[SCANCODE_X] = SDLK_x; |
262 | keymap[SCANCODE_C] = SDLK_c; |
263 | keymap[SCANCODE_V] = SDLK_v; |
264 | keymap[SCANCODE_B] = SDLK_b; |
265 | keymap[SCANCODE_N] = SDLK_n; |
266 | keymap[SCANCODE_M] = SDLK_m; |
267 | keymap[SCANCODE_COMMA] = SDLK_COMMA; |
268 | keymap[SCANCODE_PERIOD] = SDLK_PERIOD; |
269 | keymap[SCANCODE_SLASH] = SDLK_SLASH; |
270 | keymap[SCANCODE_RIGHTSHIFT] = SDLK_RSHIFT; |
271 | keymap[SCANCODE_KEYPADMULTIPLY] = SDLK_KP_MULTIPLY; |
272 | keymap[SCANCODE_LEFTALT] = SDLK_LALT; |
273 | keymap[SCANCODE_SPACE] = SDLK_SPACE; |
274 | keymap[SCANCODE_CAPSLOCK] = SDLK_CAPSLOCK; |
275 | keymap[SCANCODE_F1] = SDLK_F1; |
276 | keymap[SCANCODE_F2] = SDLK_F2; |
277 | keymap[SCANCODE_F3] = SDLK_F3; |
278 | keymap[SCANCODE_F4] = SDLK_F4; |
279 | keymap[SCANCODE_F5] = SDLK_F5; |
280 | keymap[SCANCODE_F6] = SDLK_F6; |
281 | keymap[SCANCODE_F7] = SDLK_F7; |
282 | keymap[SCANCODE_F8] = SDLK_F8; |
283 | keymap[SCANCODE_F9] = SDLK_F9; |
284 | keymap[SCANCODE_F10] = SDLK_F10; |
285 | keymap[SCANCODE_NUMLOCK] = SDLK_NUMLOCK; |
286 | keymap[SCANCODE_SCROLLLOCK] = SDLK_SCROLLOCK; |
287 | keymap[SCANCODE_KEYPAD7] = SDLK_KP7; |
288 | keymap[SCANCODE_CURSORUPLEFT] = SDLK_KP7; |
289 | keymap[SCANCODE_KEYPAD8] = SDLK_KP8; |
290 | keymap[SCANCODE_CURSORUP] = SDLK_KP8; |
291 | keymap[SCANCODE_KEYPAD9] = SDLK_KP9; |
292 | keymap[SCANCODE_CURSORUPRIGHT] = SDLK_KP9; |
293 | keymap[SCANCODE_KEYPADMINUS] = SDLK_KP_MINUS; |
294 | keymap[SCANCODE_KEYPAD4] = SDLK_KP4; |
295 | keymap[SCANCODE_CURSORLEFT] = SDLK_KP4; |
296 | keymap[SCANCODE_KEYPAD5] = SDLK_KP5; |
297 | keymap[SCANCODE_KEYPAD6] = SDLK_KP6; |
298 | keymap[SCANCODE_CURSORRIGHT] = SDLK_KP6; |
299 | keymap[SCANCODE_KEYPADPLUS] = SDLK_KP_PLUS; |
300 | keymap[SCANCODE_KEYPAD1] = SDLK_KP1; |
301 | keymap[SCANCODE_CURSORDOWNLEFT] = SDLK_KP1; |
302 | keymap[SCANCODE_KEYPAD2] = SDLK_KP2; |
303 | keymap[SCANCODE_CURSORDOWN] = SDLK_KP2; |
304 | keymap[SCANCODE_KEYPAD3] = SDLK_KP3; |
305 | keymap[SCANCODE_CURSORDOWNRIGHT] = SDLK_KP3; |
306 | keymap[SCANCODE_KEYPAD0] = SDLK_KP0; |
307 | keymap[SCANCODE_KEYPADPERIOD] = SDLK_KP_PERIOD; |
308 | keymap[SCANCODE_LESS] = SDLK_LESS; |
309 | keymap[SCANCODE_F11] = SDLK_F11; |
310 | keymap[SCANCODE_F12] = SDLK_F12; |
311 | keymap[SCANCODE_KEYPADENTER] = SDLK_KP_ENTER; |
312 | keymap[SCANCODE_RIGHTCONTROL] = SDLK_RCTRL; |
313 | keymap[SCANCODE_CONTROL] = SDLK_RCTRL; |
314 | keymap[SCANCODE_KEYPADDIVIDE] = SDLK_KP_DIVIDE; |
315 | keymap[SCANCODE_PRINTSCREEN] = SDLK_PRINT; |
316 | keymap[SCANCODE_RIGHTALT] = SDLK_RALT; |
317 | keymap[SCANCODE_BREAK] = SDLK_BREAK; |
318 | keymap[SCANCODE_BREAK_ALTERNATIVE] = SDLK_UNKNOWN; |
319 | keymap[SCANCODE_HOME] = SDLK_HOME; |
320 | keymap[SCANCODE_CURSORBLOCKUP] = SDLK_UP; |
321 | keymap[SCANCODE_PAGEUP] = SDLK_PAGEUP; |
322 | keymap[SCANCODE_CURSORBLOCKLEFT] = SDLK_LEFT; |
323 | keymap[SCANCODE_CURSORBLOCKRIGHT] = SDLK_RIGHT; |
324 | keymap[SCANCODE_END] = SDLK_END; |
325 | keymap[SCANCODE_CURSORBLOCKDOWN] = SDLK_DOWN; |
326 | keymap[SCANCODE_PAGEDOWN] = SDLK_PAGEDOWN; |
327 | keymap[SCANCODE_INSERT] = SDLK_INSERT; |
328 | keymap[SCANCODE_REMOVE] = SDLK_DELETE; |
329 | keymap[119] = SDLK_PAUSE; |
330 | keymap[SCANCODE_RIGHTWIN] = SDLK_RSUPER; |
331 | keymap[SCANCODE_LEFTWIN] = SDLK_LSUPER; |
332 | keymap[127] = SDLK_MENU; |
333 | } |
334 | |
335 | #if defined(linux) |
336 | static SDL_keysym *TranslateKey(int scancode, SDL_keysym *keysym) |
337 | { |
338 | /* Set the keysym information */ |
339 | keysym->scancode = scancode; |
340 | keysym->sym = keymap[scancode]; |
341 | keysym->mod = KMOD_NONE; |
342 | |
343 | /* If UNICODE is on, get the UNICODE value for the key */ |
344 | keysym->unicode = 0; |
345 | if ( SDL_TranslateUNICODE ) { |
346 | int map; |
347 | SDLMod modstate; |
348 | |
349 | modstate = SDL_GetModState(); |
350 | map = 0; |
351 | if ( modstate & KMOD_SHIFT ) { |
352 | map |= (1<<KG_SHIFT); |
353 | } |
354 | if ( modstate & KMOD_CTRL ) { |
355 | map |= (1<<KG_CTRL); |
356 | } |
357 | if ( modstate & KMOD_ALT ) { |
358 | map |= (1<<KG_ALT); |
359 | } |
360 | if ( modstate & KMOD_MODE ) { |
361 | map |= (1<<KG_ALTGR); |
362 | } |
363 | if ( KTYP(vga_keymap[map][scancode]) == KT_LETTER ) { |
364 | if ( modstate & KMOD_CAPS ) { |
365 | map ^= (1<<KG_SHIFT); |
366 | } |
367 | } |
368 | if ( KTYP(vga_keymap[map][scancode]) == KT_PAD ) { |
369 | if ( modstate & KMOD_NUM ) { |
370 | keysym->unicode=KVAL(vga_keymap[map][scancode]); |
371 | } |
372 | } else { |
373 | keysym->unicode = KVAL(vga_keymap[map][scancode]); |
374 | } |
375 | } |
376 | return(keysym); |
377 | } |
378 | #elif defined(__FREEBSD__) |
379 | static SDL_keysym *TranslateKey(int scancode, SDL_keysym *keysym) |
380 | { |
381 | /* Set the keysym information */ |
382 | keysym->scancode = scancode; |
383 | keysym->sym = keymap[scancode]; |
384 | keysym->mod = KMOD_NONE; |
385 | |
386 | /* If UNICODE is on, get the UNICODE value for the key */ |
387 | keysym->unicode = 0; |
388 | if ( SDL_TranslateUNICODE && vga_keymap ) { |
389 | int map; |
390 | SDLMod modstate; |
391 | |
392 | modstate = SDL_GetModState(); |
393 | map = 0; |
394 | if ( modstate & KMOD_SHIFT ) { |
395 | map += 1; |
396 | } |
397 | if ( modstate & KMOD_CTRL ) { |
398 | map += 2; |
399 | } |
400 | if ( modstate & KMOD_ALT ) { |
401 | map += 4; |
402 | } |
403 | if ( !(vga_keymap->key[scancode].spcl & (0x80 >> map)) ) { |
404 | keysym->unicode = vga_keymap->key[scancode].map[map]; |
405 | } |
406 | |
407 | } |
408 | return(keysym); |
409 | } |
410 | #else |
411 | #error You must choose your operating system here |
412 | #endif |