1 /*
2 SDL - Simple DirectMedia Layer
3 Copyright (C) 1997-2012 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 /* General keyboard handling code for SDL */
25
26 #include "SDL_timer.h"
27 #include "SDL_events.h"
28 #include "SDL_events_c.h"
29 #include "SDL_sysevents.h"
30
31
32 /* Global keystate information */
33 static Uint8 SDL_KeyState[SDLK_LAST];
34 static SDLMod SDL_ModState;
35 int SDL_TranslateUNICODE = 0;
36
37 static const char *keynames[SDLK_LAST]; /* Array of keycode names */
38
39 /*
40 * jk 991215 - added
41 */
42 struct {
43 int firsttime; /* if we check against the delay or repeat value */
44 int delay; /* the delay before we start repeating */
45 int interval; /* the delay between key repeat events */
46 Uint32 timestamp; /* the time the first keydown event occurred */
47
48 SDL_Event evt; /* the event we are supposed to repeat */
49 } SDL_KeyRepeat;
50
51 /* Global no-lock-keys support */
52 static Uint8 SDL_NoLockKeys;
53
54 #define SDL_NLK_CAPS 0x01
55 #define SDL_NLK_NUM 0x02
56
57 /* Public functions */
SDL_KeyboardInit(void)58 int SDL_KeyboardInit(void)
59 {
60 const char* env;
61 SDL_VideoDevice *video = current_video;
62 SDL_VideoDevice *this = current_video;
63
64 /* Set default mode of UNICODE translation */
65 SDL_EnableUNICODE(DEFAULT_UNICODE_TRANSLATION);
66
67 /* Initialize the tables */
68 SDL_ModState = KMOD_NONE;
69 SDL_memset((void*)keynames, 0, sizeof(keynames));
70 SDL_memset(SDL_KeyState, 0, sizeof(SDL_KeyState));
71 video->InitOSKeymap(this);
72
73 SDL_EnableKeyRepeat(0, 0);
74
75 /* Allow environment override to disable special lock-key behavior */
76 SDL_NoLockKeys = 0;
77 env = SDL_getenv("SDL_DISABLE_LOCK_KEYS");
78 if (env) {
79 switch (SDL_atoi(env)) {
80 case 1:
81 SDL_NoLockKeys = SDL_NLK_CAPS | SDL_NLK_NUM;
82 break;
83 case 2:
84 SDL_NoLockKeys = SDL_NLK_CAPS;
85 break;
86 case 3:
87 SDL_NoLockKeys = SDL_NLK_NUM;
88 break;
89 default:
90 break;
91 }
92 }
93
94 /* Fill in the blanks in keynames */
95 keynames[SDLK_BACKSPACE] = "backspace";
96 keynames[SDLK_TAB] = "tab";
97 keynames[SDLK_CLEAR] = "clear";
98 keynames[SDLK_RETURN] = "return";
99 keynames[SDLK_PAUSE] = "pause";
100 keynames[SDLK_ESCAPE] = "escape";
101 keynames[SDLK_SPACE] = "space";
102 keynames[SDLK_EXCLAIM] = "!";
103 keynames[SDLK_QUOTEDBL] = "\"";
104 keynames[SDLK_HASH] = "#";
105 keynames[SDLK_DOLLAR] = "$";
106 keynames[SDLK_AMPERSAND] = "&";
107 keynames[SDLK_QUOTE] = "'";
108 keynames[SDLK_LEFTPAREN] = "(";
109 keynames[SDLK_RIGHTPAREN] = ")";
110 keynames[SDLK_ASTERISK] = "*";
111 keynames[SDLK_PLUS] = "+";
112 keynames[SDLK_COMMA] = ",";
113 keynames[SDLK_MINUS] = "-";
114 keynames[SDLK_PERIOD] = ".";
115 keynames[SDLK_SLASH] = "/";
116 keynames[SDLK_0] = "0";
117 keynames[SDLK_1] = "1";
118 keynames[SDLK_2] = "2";
119 keynames[SDLK_3] = "3";
120 keynames[SDLK_4] = "4";
121 keynames[SDLK_5] = "5";
122 keynames[SDLK_6] = "6";
123 keynames[SDLK_7] = "7";
124 keynames[SDLK_8] = "8";
125 keynames[SDLK_9] = "9";
126 keynames[SDLK_COLON] = ":";
127 keynames[SDLK_SEMICOLON] = ";";
128 keynames[SDLK_LESS] = "<";
129 keynames[SDLK_EQUALS] = "=";
130 keynames[SDLK_GREATER] = ">";
131 keynames[SDLK_QUESTION] = "?";
132 keynames[SDLK_AT] = "@";
133 keynames[SDLK_LEFTBRACKET] = "[";
134 keynames[SDLK_BACKSLASH] = "\\";
135 keynames[SDLK_RIGHTBRACKET] = "]";
136 keynames[SDLK_CARET] = "^";
137 keynames[SDLK_UNDERSCORE] = "_";
138 keynames[SDLK_BACKQUOTE] = "`";
139 keynames[SDLK_a] = "a";
140 keynames[SDLK_b] = "b";
141 keynames[SDLK_c] = "c";
142 keynames[SDLK_d] = "d";
143 keynames[SDLK_e] = "e";
144 keynames[SDLK_f] = "f";
145 keynames[SDLK_g] = "g";
146 keynames[SDLK_h] = "h";
147 keynames[SDLK_i] = "i";
148 keynames[SDLK_j] = "j";
149 keynames[SDLK_k] = "k";
150 keynames[SDLK_l] = "l";
151 keynames[SDLK_m] = "m";
152 keynames[SDLK_n] = "n";
153 keynames[SDLK_o] = "o";
154 keynames[SDLK_p] = "p";
155 keynames[SDLK_q] = "q";
156 keynames[SDLK_r] = "r";
157 keynames[SDLK_s] = "s";
158 keynames[SDLK_t] = "t";
159 keynames[SDLK_u] = "u";
160 keynames[SDLK_v] = "v";
161 keynames[SDLK_w] = "w";
162 keynames[SDLK_x] = "x";
163 keynames[SDLK_y] = "y";
164 keynames[SDLK_z] = "z";
165 keynames[SDLK_DELETE] = "delete";
166
167 keynames[SDLK_WORLD_0] = "world 0";
168 keynames[SDLK_WORLD_1] = "world 1";
169 keynames[SDLK_WORLD_2] = "world 2";
170 keynames[SDLK_WORLD_3] = "world 3";
171 keynames[SDLK_WORLD_4] = "world 4";
172 keynames[SDLK_WORLD_5] = "world 5";
173 keynames[SDLK_WORLD_6] = "world 6";
174 keynames[SDLK_WORLD_7] = "world 7";
175 keynames[SDLK_WORLD_8] = "world 8";
176 keynames[SDLK_WORLD_9] = "world 9";
177 keynames[SDLK_WORLD_10] = "world 10";
178 keynames[SDLK_WORLD_11] = "world 11";
179 keynames[SDLK_WORLD_12] = "world 12";
180 keynames[SDLK_WORLD_13] = "world 13";
181 keynames[SDLK_WORLD_14] = "world 14";
182 keynames[SDLK_WORLD_15] = "world 15";
183 keynames[SDLK_WORLD_16] = "world 16";
184 keynames[SDLK_WORLD_17] = "world 17";
185 keynames[SDLK_WORLD_18] = "world 18";
186 keynames[SDLK_WORLD_19] = "world 19";
187 keynames[SDLK_WORLD_20] = "world 20";
188 keynames[SDLK_WORLD_21] = "world 21";
189 keynames[SDLK_WORLD_22] = "world 22";
190 keynames[SDLK_WORLD_23] = "world 23";
191 keynames[SDLK_WORLD_24] = "world 24";
192 keynames[SDLK_WORLD_25] = "world 25";
193 keynames[SDLK_WORLD_26] = "world 26";
194 keynames[SDLK_WORLD_27] = "world 27";
195 keynames[SDLK_WORLD_28] = "world 28";
196 keynames[SDLK_WORLD_29] = "world 29";
197 keynames[SDLK_WORLD_30] = "world 30";
198 keynames[SDLK_WORLD_31] = "world 31";
199 keynames[SDLK_WORLD_32] = "world 32";
200 keynames[SDLK_WORLD_33] = "world 33";
201 keynames[SDLK_WORLD_34] = "world 34";
202 keynames[SDLK_WORLD_35] = "world 35";
203 keynames[SDLK_WORLD_36] = "world 36";
204 keynames[SDLK_WORLD_37] = "world 37";
205 keynames[SDLK_WORLD_38] = "world 38";
206 keynames[SDLK_WORLD_39] = "world 39";
207 keynames[SDLK_WORLD_40] = "world 40";
208 keynames[SDLK_WORLD_41] = "world 41";
209 keynames[SDLK_WORLD_42] = "world 42";
210 keynames[SDLK_WORLD_43] = "world 43";
211 keynames[SDLK_WORLD_44] = "world 44";
212 keynames[SDLK_WORLD_45] = "world 45";
213 keynames[SDLK_WORLD_46] = "world 46";
214 keynames[SDLK_WORLD_47] = "world 47";
215 keynames[SDLK_WORLD_48] = "world 48";
216 keynames[SDLK_WORLD_49] = "world 49";
217 keynames[SDLK_WORLD_50] = "world 50";
218 keynames[SDLK_WORLD_51] = "world 51";
219 keynames[SDLK_WORLD_52] = "world 52";
220 keynames[SDLK_WORLD_53] = "world 53";
221 keynames[SDLK_WORLD_54] = "world 54";
222 keynames[SDLK_WORLD_55] = "world 55";
223 keynames[SDLK_WORLD_56] = "world 56";
224 keynames[SDLK_WORLD_57] = "world 57";
225 keynames[SDLK_WORLD_58] = "world 58";
226 keynames[SDLK_WORLD_59] = "world 59";
227 keynames[SDLK_WORLD_60] = "world 60";
228 keynames[SDLK_WORLD_61] = "world 61";
229 keynames[SDLK_WORLD_62] = "world 62";
230 keynames[SDLK_WORLD_63] = "world 63";
231 keynames[SDLK_WORLD_64] = "world 64";
232 keynames[SDLK_WORLD_65] = "world 65";
233 keynames[SDLK_WORLD_66] = "world 66";
234 keynames[SDLK_WORLD_67] = "world 67";
235 keynames[SDLK_WORLD_68] = "world 68";
236 keynames[SDLK_WORLD_69] = "world 69";
237 keynames[SDLK_WORLD_70] = "world 70";
238 keynames[SDLK_WORLD_71] = "world 71";
239 keynames[SDLK_WORLD_72] = "world 72";
240 keynames[SDLK_WORLD_73] = "world 73";
241 keynames[SDLK_WORLD_74] = "world 74";
242 keynames[SDLK_WORLD_75] = "world 75";
243 keynames[SDLK_WORLD_76] = "world 76";
244 keynames[SDLK_WORLD_77] = "world 77";
245 keynames[SDLK_WORLD_78] = "world 78";
246 keynames[SDLK_WORLD_79] = "world 79";
247 keynames[SDLK_WORLD_80] = "world 80";
248 keynames[SDLK_WORLD_81] = "world 81";
249 keynames[SDLK_WORLD_82] = "world 82";
250 keynames[SDLK_WORLD_83] = "world 83";
251 keynames[SDLK_WORLD_84] = "world 84";
252 keynames[SDLK_WORLD_85] = "world 85";
253 keynames[SDLK_WORLD_86] = "world 86";
254 keynames[SDLK_WORLD_87] = "world 87";
255 keynames[SDLK_WORLD_88] = "world 88";
256 keynames[SDLK_WORLD_89] = "world 89";
257 keynames[SDLK_WORLD_90] = "world 90";
258 keynames[SDLK_WORLD_91] = "world 91";
259 keynames[SDLK_WORLD_92] = "world 92";
260 keynames[SDLK_WORLD_93] = "world 93";
261 keynames[SDLK_WORLD_94] = "world 94";
262 keynames[SDLK_WORLD_95] = "world 95";
263
264 keynames[SDLK_KP0] = "[0]";
265 keynames[SDLK_KP1] = "[1]";
266 keynames[SDLK_KP2] = "[2]";
267 keynames[SDLK_KP3] = "[3]";
268 keynames[SDLK_KP4] = "[4]";
269 keynames[SDLK_KP5] = "[5]";
270 keynames[SDLK_KP6] = "[6]";
271 keynames[SDLK_KP7] = "[7]";
272 keynames[SDLK_KP8] = "[8]";
273 keynames[SDLK_KP9] = "[9]";
274 keynames[SDLK_KP_PERIOD] = "[.]";
275 keynames[SDLK_KP_DIVIDE] = "[/]";
276 keynames[SDLK_KP_MULTIPLY] = "[*]";
277 keynames[SDLK_KP_MINUS] = "[-]";
278 keynames[SDLK_KP_PLUS] = "[+]";
279 keynames[SDLK_KP_ENTER] = "enter";
280 keynames[SDLK_KP_EQUALS] = "equals";
281
282 keynames[SDLK_UP] = "up";
283 keynames[SDLK_DOWN] = "down";
284 keynames[SDLK_RIGHT] = "right";
285 keynames[SDLK_LEFT] = "left";
286 keynames[SDLK_DOWN] = "down";
287 keynames[SDLK_INSERT] = "insert";
288 keynames[SDLK_HOME] = "home";
289 keynames[SDLK_END] = "end";
290 keynames[SDLK_PAGEUP] = "page up";
291 keynames[SDLK_PAGEDOWN] = "page down";
292
293 keynames[SDLK_F1] = "f1";
294 keynames[SDLK_F2] = "f2";
295 keynames[SDLK_F3] = "f3";
296 keynames[SDLK_F4] = "f4";
297 keynames[SDLK_F5] = "f5";
298 keynames[SDLK_F6] = "f6";
299 keynames[SDLK_F7] = "f7";
300 keynames[SDLK_F8] = "f8";
301 keynames[SDLK_F9] = "f9";
302 keynames[SDLK_F10] = "f10";
303 keynames[SDLK_F11] = "f11";
304 keynames[SDLK_F12] = "f12";
305 keynames[SDLK_F13] = "f13";
306 keynames[SDLK_F14] = "f14";
307 keynames[SDLK_F15] = "f15";
308
309 keynames[SDLK_NUMLOCK] = "numlock";
310 keynames[SDLK_CAPSLOCK] = "caps lock";
311 keynames[SDLK_SCROLLOCK] = "scroll lock";
312 keynames[SDLK_RSHIFT] = "right shift";
313 keynames[SDLK_LSHIFT] = "left shift";
314 keynames[SDLK_RCTRL] = "right ctrl";
315 keynames[SDLK_LCTRL] = "left ctrl";
316 keynames[SDLK_RALT] = "right alt";
317 keynames[SDLK_LALT] = "left alt";
318 keynames[SDLK_RMETA] = "right meta";
319 keynames[SDLK_LMETA] = "left meta";
320 keynames[SDLK_LSUPER] = "left super"; /* "Windows" keys */
321 keynames[SDLK_RSUPER] = "right super";
322 keynames[SDLK_MODE] = "alt gr";
323 keynames[SDLK_COMPOSE] = "compose";
324
325 keynames[SDLK_HELP] = "help";
326 keynames[SDLK_PRINT] = "print screen";
327 keynames[SDLK_SYSREQ] = "sys req";
328 keynames[SDLK_BREAK] = "break";
329 keynames[SDLK_MENU] = "menu";
330 keynames[SDLK_POWER] = "power";
331 keynames[SDLK_EURO] = "euro";
332 keynames[SDLK_UNDO] = "undo";
333
334 /* Done. Whew. */
335 return(0);
336 }
SDL_KeyboardQuit(void)337 void SDL_KeyboardQuit(void)
338 {
339 }
340
341 /* We lost the keyboard, so post key up messages for all pressed keys */
SDL_ResetKeyboard(void)342 void SDL_ResetKeyboard(void)
343 {
344 SDL_keysym keysym;
345 SDLKey key;
346
347 SDL_memset(&keysym, 0, (sizeof keysym));
348 for ( key=SDLK_FIRST; key<SDLK_LAST; ++key ) {
349 if ( SDL_KeyState[key] == SDL_PRESSED ) {
350 keysym.sym = key;
351 SDL_PrivateKeyboard(SDL_RELEASED, &keysym);
352 }
353 }
354 SDL_KeyRepeat.timestamp = 0;
355 }
356
SDL_EnableUNICODE(int enable)357 int SDL_EnableUNICODE(int enable)
358 {
359 int old_mode;
360
361 old_mode = SDL_TranslateUNICODE;
362 if ( enable >= 0 ) {
363 SDL_TranslateUNICODE = enable;
364 }
365 return(old_mode);
366 }
367
SDL_GetKeyState(int * numkeys)368 Uint8 * SDL_GetKeyState (int *numkeys)
369 {
370 if ( numkeys != (int *)0 )
371 *numkeys = SDLK_LAST;
372 return(SDL_KeyState);
373 }
SDL_GetModState(void)374 SDLMod SDL_GetModState (void)
375 {
376 return(SDL_ModState);
377 }
SDL_SetModState(SDLMod modstate)378 void SDL_SetModState (SDLMod modstate)
379 {
380 SDL_ModState = modstate;
381 }
382
SDL_GetKeyName(SDLKey key)383 char *SDL_GetKeyName(SDLKey key)
384 {
385 const char *keyname;
386
387 keyname = NULL;
388 if ( key < SDLK_LAST ) {
389 keyname = keynames[key];
390 }
391 if ( keyname == NULL ) {
392 keyname = "unknown key";
393 }
394 /* FIXME: make this function const in 1.3 */
395 return (char *)(keyname);
396 }
397
398 /* These are global for SDL_eventloop.c */
SDL_PrivateKeyboard(Uint8 state,SDL_keysym * keysym)399 int SDL_PrivateKeyboard(Uint8 state, SDL_keysym *keysym)
400 {
401 SDL_Event event;
402 int posted, repeatable;
403 Uint16 modstate;
404
405 SDL_memset(&event, 0, sizeof(event));
406
407 #if 0
408 printf("The '%s' key has been %s\n", SDL_GetKeyName(keysym->sym),
409 state == SDL_PRESSED ? "pressed" : "released");
410 #endif
411 /* Set up the keysym */
412 modstate = (Uint16)SDL_ModState;
413
414 repeatable = 0;
415
416 if ( state == SDL_PRESSED ) {
417 keysym->mod = (SDLMod)modstate;
418 switch (keysym->sym) {
419 case SDLK_UNKNOWN:
420 break;
421 case SDLK_NUMLOCK:
422 modstate ^= KMOD_NUM;
423 if ( SDL_NoLockKeys & SDL_NLK_NUM )
424 break;
425 if ( ! (modstate&KMOD_NUM) )
426 state = SDL_RELEASED;
427 keysym->mod = (SDLMod)modstate;
428 break;
429 case SDLK_CAPSLOCK:
430 modstate ^= KMOD_CAPS;
431 if ( SDL_NoLockKeys & SDL_NLK_CAPS )
432 break;
433 if ( ! (modstate&KMOD_CAPS) )
434 state = SDL_RELEASED;
435 keysym->mod = (SDLMod)modstate;
436 break;
437 case SDLK_LCTRL:
438 modstate |= KMOD_LCTRL;
439 break;
440 case SDLK_RCTRL:
441 modstate |= KMOD_RCTRL;
442 break;
443 case SDLK_LSHIFT:
444 modstate |= KMOD_LSHIFT;
445 break;
446 case SDLK_RSHIFT:
447 modstate |= KMOD_RSHIFT;
448 break;
449 case SDLK_LALT:
450 modstate |= KMOD_LALT;
451 break;
452 case SDLK_RALT:
453 modstate |= KMOD_RALT;
454 break;
455 case SDLK_LMETA:
456 modstate |= KMOD_LMETA;
457 break;
458 case SDLK_RMETA:
459 modstate |= KMOD_RMETA;
460 break;
461 case SDLK_MODE:
462 modstate |= KMOD_MODE;
463 break;
464 default:
465 repeatable = 1;
466 break;
467 }
468 } else {
469 switch (keysym->sym) {
470 case SDLK_UNKNOWN:
471 break;
472 case SDLK_NUMLOCK:
473 if ( SDL_NoLockKeys & SDL_NLK_NUM )
474 break;
475 /* Only send keydown events */
476 return(0);
477 case SDLK_CAPSLOCK:
478 if ( SDL_NoLockKeys & SDL_NLK_CAPS )
479 break;
480 /* Only send keydown events */
481 return(0);
482 case SDLK_LCTRL:
483 modstate &= ~KMOD_LCTRL;
484 break;
485 case SDLK_RCTRL:
486 modstate &= ~KMOD_RCTRL;
487 break;
488 case SDLK_LSHIFT:
489 modstate &= ~KMOD_LSHIFT;
490 break;
491 case SDLK_RSHIFT:
492 modstate &= ~KMOD_RSHIFT;
493 break;
494 case SDLK_LALT:
495 modstate &= ~KMOD_LALT;
496 break;
497 case SDLK_RALT:
498 modstate &= ~KMOD_RALT;
499 break;
500 case SDLK_LMETA:
501 modstate &= ~KMOD_LMETA;
502 break;
503 case SDLK_RMETA:
504 modstate &= ~KMOD_RMETA;
505 break;
506 case SDLK_MODE:
507 modstate &= ~KMOD_MODE;
508 break;
509 default:
510 break;
511 }
512 keysym->mod = (SDLMod)modstate;
513 }
514
515 /* Figure out what type of event this is */
516 switch (state) {
517 case SDL_PRESSED:
518 event.type = SDL_KEYDOWN;
519 break;
520 case SDL_RELEASED:
521 event.type = SDL_KEYUP;
522 /*
523 * jk 991215 - Added
524 */
525 if ( SDL_KeyRepeat.timestamp &&
526 SDL_KeyRepeat.evt.key.keysym.sym == keysym->sym ) {
527 SDL_KeyRepeat.timestamp = 0;
528 }
529 break;
530 default:
531 /* Invalid state -- bail */
532 return(0);
533 }
534
535 if ( keysym->sym != SDLK_UNKNOWN ) {
536 /* Drop events that don't change state */
537 if ( SDL_KeyState[keysym->sym] == state ) {
538 #if 0
539 printf("Keyboard event didn't change state - dropped!\n");
540 #endif
541 return(0);
542 }
543
544 /* Update internal keyboard state */
545 SDL_ModState = (SDLMod)modstate;
546 SDL_KeyState[keysym->sym] = state;
547 }
548
549 /* Post the event, if desired */
550 posted = 0;
551 if ( SDL_ProcessEvents[event.type] == SDL_ENABLE ) {
552 event.key.state = state;
553 event.key.keysym = *keysym;
554 /*
555 * jk 991215 - Added
556 */
557 if (repeatable && (SDL_KeyRepeat.delay != 0)) {
558 SDL_KeyRepeat.evt = event;
559 SDL_KeyRepeat.firsttime = 1;
560 SDL_KeyRepeat.timestamp=SDL_GetTicks();
561 }
562 if ( (SDL_EventOK == NULL) || SDL_EventOK(&event) ) {
563 posted = 1;
564 SDL_PushEvent(&event);
565 }
566 }
567 return(posted);
568 }
569
570 /*
571 * jk 991215 - Added
572 */
SDL_CheckKeyRepeat(void)573 void SDL_CheckKeyRepeat(void)
574 {
575 if ( SDL_KeyRepeat.timestamp ) {
576 Uint32 now, interval;
577
578 now = SDL_GetTicks();
579 interval = (now - SDL_KeyRepeat.timestamp);
580 if ( SDL_KeyRepeat.firsttime ) {
581 if ( interval > (Uint32)SDL_KeyRepeat.delay ) {
582 SDL_KeyRepeat.timestamp = now;
583 SDL_KeyRepeat.firsttime = 0;
584 }
585 } else {
586 if ( interval > (Uint32)SDL_KeyRepeat.interval ) {
587 SDL_KeyRepeat.timestamp = now;
588 if ( (SDL_EventOK == NULL) || SDL_EventOK(&SDL_KeyRepeat.evt) ) {
589 SDL_PushEvent(&SDL_KeyRepeat.evt);
590 }
591 }
592 }
593 }
594 }
595
SDL_EnableKeyRepeat(int delay,int interval)596 int SDL_EnableKeyRepeat(int delay, int interval)
597 {
598 if ( (delay < 0) || (interval < 0) ) {
599 SDL_SetError("keyboard repeat value less than zero");
600 return(-1);
601 }
602 SDL_KeyRepeat.firsttime = 0;
603 SDL_KeyRepeat.delay = delay;
604 SDL_KeyRepeat.interval = interval;
605 SDL_KeyRepeat.timestamp = 0;
606 return(0);
607 }
608
SDL_GetKeyRepeat(int * delay,int * interval)609 void SDL_GetKeyRepeat(int *delay, int *interval)
610 {
611 *delay = SDL_KeyRepeat.delay;
612 *interval = SDL_KeyRepeat.interval;
613 }
614
615