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 Library General Public |
7 | License as published by the Free Software Foundation; either |
8 | version 2 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 | Library General Public License for more details. |
14 | |
15 | You should have received a copy of the GNU Library General Public |
16 | License along with this library; if not, write to the Free |
17 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
18 | |
19 | Sam Lantinga |
20 | slouken@libsdl.org |
21 | */ |
22 | #include "SDL_config.h" |
23 | |
24 | #include "SDL_QuartzVideo.h" |
25 | #include "SDL_QuartzWM.h" |
26 | |
27 | #include <IOKit/IOMessage.h> /* For wake from sleep detection */ |
28 | #include <IOKit/pwr_mgt/IOPMLib.h> /* For wake from sleep detection */ |
29 | #include "SDL_QuartzKeys.h" |
30 | |
31 | /* |
32 | * On Leopard, this is missing from the 64-bit headers |
33 | */ |
34 | #if defined(__LP64__) && !defined(__POWER__) |
35 | /* |
36 | * Workaround for a bug in the 10.5 SDK: By accident, OSService.h does |
37 | * not include Power.h at all when compiling in 64bit mode. This has |
38 | * been fixed in 10.6, but for 10.5, we manually define UsrActivity |
39 | * to ensure compilation works. |
40 | */ |
41 | #define UsrActivity 1 |
42 | #endif |
43 | |
44 | /* |
45 | * In Panther, this header defines device dependent masks for |
46 | * right side keys. These definitions only exist in Panther, but |
47 | * the header seems to exist at least in Jaguar and probably earlier |
48 | * versions of the OS, so this should't break anything. |
49 | */ |
50 | #include <IOKit/hidsystem/IOLLEvent.h> |
51 | /* |
52 | * These are not defined before Panther. To keep the code compiling |
53 | * on systems without these, I will define if they don't exist. |
54 | */ |
55 | #ifndef NX_DEVICERCTLKEYMASK |
56 | #define NX_DEVICELCTLKEYMASK 0x00000001 |
57 | #endif |
58 | #ifndef NX_DEVICELSHIFTKEYMASK |
59 | #define NX_DEVICELSHIFTKEYMASK 0x00000002 |
60 | #endif |
61 | #ifndef NX_DEVICERSHIFTKEYMASK |
62 | #define NX_DEVICERSHIFTKEYMASK 0x00000004 |
63 | #endif |
64 | #ifndef NX_DEVICELCMDKEYMASK |
65 | #define NX_DEVICELCMDKEYMASK 0x00000008 |
66 | #endif |
67 | #ifndef NX_DEVICERCMDKEYMASK |
68 | #define NX_DEVICERCMDKEYMASK 0x00000010 |
69 | #endif |
70 | #ifndef NX_DEVICELALTKEYMASK |
71 | #define NX_DEVICELALTKEYMASK 0x00000020 |
72 | #endif |
73 | #ifndef NX_DEVICERALTKEYMASK |
74 | #define NX_DEVICERALTKEYMASK 0x00000040 |
75 | #endif |
76 | #ifndef NX_DEVICERCTLKEYMASK |
77 | #define NX_DEVICERCTLKEYMASK 0x00002000 |
78 | #endif |
79 | |
80 | void QZ_InitOSKeymap (_THIS) { |
81 | const void *KCHRPtr; |
82 | UInt32 state; |
83 | UInt32 value; |
84 | int i; |
85 | int world = SDLK_WORLD_0; |
86 | |
87 | for ( i=0; i<SDL_TABLESIZE(keymap); ++i ) |
88 | keymap[i] = SDLK_UNKNOWN; |
89 | |
90 | /* This keymap is almost exactly the same as the OS 9 one */ |
91 | keymap[QZ_ESCAPE] = SDLK_ESCAPE; |
92 | keymap[QZ_F1] = SDLK_F1; |
93 | keymap[QZ_F2] = SDLK_F2; |
94 | keymap[QZ_F3] = SDLK_F3; |
95 | keymap[QZ_F4] = SDLK_F4; |
96 | keymap[QZ_F5] = SDLK_F5; |
97 | keymap[QZ_F6] = SDLK_F6; |
98 | keymap[QZ_F7] = SDLK_F7; |
99 | keymap[QZ_F8] = SDLK_F8; |
100 | keymap[QZ_F9] = SDLK_F9; |
101 | keymap[QZ_F10] = SDLK_F10; |
102 | keymap[QZ_F11] = SDLK_F11; |
103 | keymap[QZ_F12] = SDLK_F12; |
104 | keymap[QZ_F13] = SDLK_F13; |
105 | keymap[QZ_F14] = SDLK_F14; |
106 | keymap[QZ_F15] = SDLK_F15; |
107 | /* |
108 | keymap[QZ_PRINT] = SDLK_PRINT; |
109 | keymap[QZ_SCROLLOCK] = SDLK_SCROLLOCK; |
110 | keymap[QZ_PAUSE] = SDLK_PAUSE; |
111 | */ |
112 | keymap[QZ_POWER] = SDLK_POWER; |
113 | keymap[QZ_BACKQUOTE] = SDLK_BACKQUOTE; |
114 | keymap[QZ_1] = SDLK_1; |
115 | keymap[QZ_2] = SDLK_2; |
116 | keymap[QZ_3] = SDLK_3; |
117 | keymap[QZ_4] = SDLK_4; |
118 | keymap[QZ_5] = SDLK_5; |
119 | keymap[QZ_6] = SDLK_6; |
120 | keymap[QZ_7] = SDLK_7; |
121 | keymap[QZ_8] = SDLK_8; |
122 | keymap[QZ_9] = SDLK_9; |
123 | keymap[QZ_0] = SDLK_0; |
124 | keymap[QZ_MINUS] = SDLK_MINUS; |
125 | keymap[QZ_EQUALS] = SDLK_EQUALS; |
126 | keymap[QZ_BACKSPACE] = SDLK_BACKSPACE; |
127 | keymap[QZ_INSERT] = SDLK_INSERT; |
128 | keymap[QZ_HOME] = SDLK_HOME; |
129 | keymap[QZ_PAGEUP] = SDLK_PAGEUP; |
130 | keymap[QZ_NUMLOCK] = SDLK_NUMLOCK; |
131 | keymap[QZ_KP_EQUALS] = SDLK_KP_EQUALS; |
132 | keymap[QZ_KP_DIVIDE] = SDLK_KP_DIVIDE; |
133 | keymap[QZ_KP_MULTIPLY] = SDLK_KP_MULTIPLY; |
134 | keymap[QZ_TAB] = SDLK_TAB; |
135 | keymap[QZ_q] = SDLK_q; |
136 | keymap[QZ_w] = SDLK_w; |
137 | keymap[QZ_e] = SDLK_e; |
138 | keymap[QZ_r] = SDLK_r; |
139 | keymap[QZ_t] = SDLK_t; |
140 | keymap[QZ_y] = SDLK_y; |
141 | keymap[QZ_u] = SDLK_u; |
142 | keymap[QZ_i] = SDLK_i; |
143 | keymap[QZ_o] = SDLK_o; |
144 | keymap[QZ_p] = SDLK_p; |
145 | keymap[QZ_LEFTBRACKET] = SDLK_LEFTBRACKET; |
146 | keymap[QZ_RIGHTBRACKET] = SDLK_RIGHTBRACKET; |
147 | keymap[QZ_BACKSLASH] = SDLK_BACKSLASH; |
148 | keymap[QZ_DELETE] = SDLK_DELETE; |
149 | keymap[QZ_END] = SDLK_END; |
150 | keymap[QZ_PAGEDOWN] = SDLK_PAGEDOWN; |
151 | keymap[QZ_KP7] = SDLK_KP7; |
152 | keymap[QZ_KP8] = SDLK_KP8; |
153 | keymap[QZ_KP9] = SDLK_KP9; |
154 | keymap[QZ_KP_MINUS] = SDLK_KP_MINUS; |
155 | keymap[QZ_CAPSLOCK] = SDLK_CAPSLOCK; |
156 | keymap[QZ_a] = SDLK_a; |
157 | keymap[QZ_s] = SDLK_s; |
158 | keymap[QZ_d] = SDLK_d; |
159 | keymap[QZ_f] = SDLK_f; |
160 | keymap[QZ_g] = SDLK_g; |
161 | keymap[QZ_h] = SDLK_h; |
162 | keymap[QZ_j] = SDLK_j; |
163 | keymap[QZ_k] = SDLK_k; |
164 | keymap[QZ_l] = SDLK_l; |
165 | keymap[QZ_SEMICOLON] = SDLK_SEMICOLON; |
166 | keymap[QZ_QUOTE] = SDLK_QUOTE; |
167 | keymap[QZ_RETURN] = SDLK_RETURN; |
168 | keymap[QZ_KP4] = SDLK_KP4; |
169 | keymap[QZ_KP5] = SDLK_KP5; |
170 | keymap[QZ_KP6] = SDLK_KP6; |
171 | keymap[QZ_KP_PLUS] = SDLK_KP_PLUS; |
172 | keymap[QZ_LSHIFT] = SDLK_LSHIFT; |
173 | keymap[QZ_RSHIFT] = SDLK_RSHIFT; |
174 | keymap[QZ_z] = SDLK_z; |
175 | keymap[QZ_x] = SDLK_x; |
176 | keymap[QZ_c] = SDLK_c; |
177 | keymap[QZ_v] = SDLK_v; |
178 | keymap[QZ_b] = SDLK_b; |
179 | keymap[QZ_n] = SDLK_n; |
180 | keymap[QZ_m] = SDLK_m; |
181 | keymap[QZ_COMMA] = SDLK_COMMA; |
182 | keymap[QZ_PERIOD] = SDLK_PERIOD; |
183 | keymap[QZ_SLASH] = SDLK_SLASH; |
184 | keymap[QZ_UP] = SDLK_UP; |
185 | keymap[QZ_KP1] = SDLK_KP1; |
186 | keymap[QZ_KP2] = SDLK_KP2; |
187 | keymap[QZ_KP3] = SDLK_KP3; |
188 | keymap[QZ_KP_ENTER] = SDLK_KP_ENTER; |
189 | keymap[QZ_LCTRL] = SDLK_LCTRL; |
190 | keymap[QZ_LALT] = SDLK_LALT; |
191 | keymap[QZ_LMETA] = SDLK_LMETA; |
192 | keymap[QZ_RCTRL] = SDLK_RCTRL; |
193 | keymap[QZ_RALT] = SDLK_RALT; |
194 | keymap[QZ_RMETA] = SDLK_RMETA; |
195 | keymap[QZ_SPACE] = SDLK_SPACE; |
196 | keymap[QZ_LEFT] = SDLK_LEFT; |
197 | keymap[QZ_DOWN] = SDLK_DOWN; |
198 | keymap[QZ_RIGHT] = SDLK_RIGHT; |
199 | keymap[QZ_KP0] = SDLK_KP0; |
200 | keymap[QZ_KP_PERIOD] = SDLK_KP_PERIOD; |
201 | keymap[QZ_IBOOK_ENTER] = SDLK_KP_ENTER; |
202 | keymap[QZ_IBOOK_RIGHT] = SDLK_RIGHT; |
203 | keymap[QZ_IBOOK_DOWN] = SDLK_DOWN; |
204 | keymap[QZ_IBOOK_UP] = SDLK_UP; |
205 | keymap[QZ_IBOOK_LEFT] = SDLK_LEFT; |
206 | |
207 | /* |
208 | Up there we setup a static scancode->keysym map. However, it will not |
209 | work very well on international keyboard. Hence we now query MacOS |
210 | for its own keymap to adjust our own mapping table. However, this is |
211 | basically only useful for ascii char keys. This is also the reason |
212 | why we keep the static table, too. |
213 | */ |
214 | |
215 | /* Get a pointer to the systems cached KCHR */ |
216 | KCHRPtr = (void *)GetScriptManagerVariable(smKCHRCache); |
217 | if (KCHRPtr) |
218 | { |
219 | /* Loop over all 127 possible scan codes */ |
220 | for (i = 0; i < 0x7F; i++) |
221 | { |
222 | /* We pretend a clean start to begin with (i.e. no dead keys active */ |
223 | state = 0; |
224 | |
225 | /* Now translate the key code to a key value */ |
226 | value = KeyTranslate(KCHRPtr, i, &state) & 0xff; |
227 | |
228 | /* If the state become 0, it was a dead key. We need to translate again, |
229 | passing in the new state, to get the actual key value */ |
230 | if (state != 0) |
231 | value = KeyTranslate(KCHRPtr, i, &state) & 0xff; |
232 | |
233 | /* Now we should have an ascii value, or 0. Try to figure out to which SDL symbol it maps */ |
234 | if (value >= 128) /* Some non-ASCII char, map it to SDLK_WORLD_* */ |
235 | keymap[i] = world++; |
236 | else if (value >= 32) /* non-control ASCII char */ |
237 | keymap[i] = value; |
238 | } |
239 | } |
240 | |
241 | /* |
242 | The keypad codes are re-setup here, because the loop above cannot |
243 | distinguish between a key on the keypad and a regular key. We maybe |
244 | could get around this problem in another fashion: NSEvent's flags |
245 | include a "NSNumericPadKeyMask" bit; we could check that and modify |
246 | the symbol we return on the fly. However, this flag seems to exhibit |
247 | some weird behaviour related to the num lock key |
248 | */ |
249 | keymap[QZ_KP0] = SDLK_KP0; |
250 | keymap[QZ_KP1] = SDLK_KP1; |
251 | keymap[QZ_KP2] = SDLK_KP2; |
252 | keymap[QZ_KP3] = SDLK_KP3; |
253 | keymap[QZ_KP4] = SDLK_KP4; |
254 | keymap[QZ_KP5] = SDLK_KP5; |
255 | keymap[QZ_KP6] = SDLK_KP6; |
256 | keymap[QZ_KP7] = SDLK_KP7; |
257 | keymap[QZ_KP8] = SDLK_KP8; |
258 | keymap[QZ_KP9] = SDLK_KP9; |
259 | keymap[QZ_KP_MINUS] = SDLK_KP_MINUS; |
260 | keymap[QZ_KP_PLUS] = SDLK_KP_PLUS; |
261 | keymap[QZ_KP_PERIOD] = SDLK_KP_PERIOD; |
262 | keymap[QZ_KP_EQUALS] = SDLK_KP_EQUALS; |
263 | keymap[QZ_KP_DIVIDE] = SDLK_KP_DIVIDE; |
264 | keymap[QZ_KP_MULTIPLY] = SDLK_KP_MULTIPLY; |
265 | keymap[QZ_KP_ENTER] = SDLK_KP_ENTER; |
266 | } |
267 | |
268 | static void QZ_DoKey (_THIS, int state, NSEvent *event) { |
269 | |
270 | NSString *chars = NULL; |
271 | unsigned int i, numChars; |
272 | SDL_keysym key; |
273 | |
274 | /* |
275 | A key event can contain multiple characters, |
276 | or no characters at all. In most cases, it |
277 | will contain a single character. If it contains |
278 | 0 characters, we'll use 0 as the unicode. If it |
279 | contains multiple characters, we'll use 0 as |
280 | the scancode/keysym. |
281 | */ |
282 | if (SDL_TranslateUNICODE && state == SDL_PRESSED) { |
283 | [field_edit interpretKeyEvents:[NSArray arrayWithObject:event]]; |
284 | chars = [ event characters ]; |
285 | numChars = [ chars length ]; |
286 | if (numChars > 0) |
287 | [field_edit setString:@""]; |
288 | } else { |
289 | numChars = 0; |
290 | } |
291 | |
292 | if (numChars == 0) { |
293 | |
294 | key.scancode = [ event keyCode ]; |
295 | key.sym = keymap [ key.scancode ]; |
296 | key.unicode = 0; |
297 | key.mod = KMOD_NONE; |
298 | |
299 | SDL_PrivateKeyboard (state, &key); |
300 | } |
301 | else if (numChars >= 1) { |
302 | |
303 | key.scancode = [ event keyCode ]; |
304 | key.sym = keymap [ key.scancode ]; |
305 | key.unicode = [ chars characterAtIndex:0 ]; |
306 | key.mod = KMOD_NONE; |
307 | |
308 | SDL_PrivateKeyboard (state, &key); |
309 | |
310 | for (i = 1; i < numChars; i++) { |
311 | |
312 | key.scancode = 0; |
313 | key.sym = 0; |
314 | key.unicode = [ chars characterAtIndex:i]; |
315 | key.mod = KMOD_NONE; |
316 | |
317 | SDL_PrivateKeyboard (state, &key); |
318 | } |
319 | } |
320 | |
321 | if (SDL_getenv ("SDL_ENABLEAPPEVENTS")) |
322 | [ NSApp sendEvent:event ]; |
323 | } |
324 | |
325 | /* This is the original behavior, before support was added for |
326 | * differentiating between left and right versions of the keys. |
327 | */ |
328 | static void QZ_DoUnsidedModifiers (_THIS, unsigned int newMods) { |
329 | |
330 | const int mapping[] = { SDLK_CAPSLOCK, SDLK_LSHIFT, SDLK_LCTRL, SDLK_LALT, SDLK_LMETA }; |
331 | |
332 | int i; |
333 | int bit; |
334 | SDL_keysym key; |
335 | |
336 | key.scancode = 0; |
337 | key.sym = SDLK_UNKNOWN; |
338 | key.unicode = 0; |
339 | key.mod = KMOD_NONE; |
340 | |
341 | /* Iterate through the bits, testing each against the current modifiers */ |
342 | for (i = 0, bit = NSAlphaShiftKeyMask; bit <= NSCommandKeyMask; bit <<= 1, ++i) { |
343 | |
344 | unsigned int currentMask, newMask; |
345 | |
346 | currentMask = current_mods & bit; |
347 | newMask = newMods & bit; |
348 | |
349 | if ( currentMask && |
350 | currentMask != newMask ) { /* modifier up event */ |
351 | |
352 | key.sym = mapping[i]; |
353 | /* If this was Caps Lock, we need some additional voodoo to make SDL happy */ |
354 | if (bit == NSAlphaShiftKeyMask) |
355 | SDL_PrivateKeyboard (SDL_PRESSED, &key); |
356 | SDL_PrivateKeyboard (SDL_RELEASED, &key); |
357 | } |
358 | else if ( newMask && |
359 | currentMask != newMask ) { /* modifier down event */ |
360 | |
361 | key.sym = mapping[i]; |
362 | SDL_PrivateKeyboard (SDL_PRESSED, &key); |
363 | /* If this was Caps Lock, we need some additional voodoo to make SDL happy */ |
364 | if (bit == NSAlphaShiftKeyMask) |
365 | SDL_PrivateKeyboard (SDL_RELEASED, &key); |
366 | } |
367 | } |
368 | } |
369 | |
370 | /* This is a helper function for QZ_HandleModifierSide. This |
371 | * function reverts back to behavior before the distinction between |
372 | * sides was made. |
373 | */ |
374 | static void QZ_HandleNonDeviceModifier ( _THIS, unsigned int device_independent_mask, unsigned int newMods, unsigned int key_sym) { |
375 | unsigned int currentMask, newMask; |
376 | SDL_keysym key; |
377 | |
378 | key.scancode = 0; |
379 | key.sym = key_sym; |
380 | key.unicode = 0; |
381 | key.mod = KMOD_NONE; |
382 | |
383 | /* Isolate just the bits we care about in the depedent bits so we can |
384 | * figure out what changed |
385 | */ |
386 | currentMask = current_mods & device_independent_mask; |
387 | newMask = newMods & device_independent_mask; |
388 | |
389 | if ( currentMask && |
390 | currentMask != newMask ) { /* modifier up event */ |
391 | SDL_PrivateKeyboard (SDL_RELEASED, &key); |
392 | } |
393 | else if ( newMask && |
394 | currentMask != newMask ) { /* modifier down event */ |
395 | SDL_PrivateKeyboard (SDL_PRESSED, &key); |
396 | } |
397 | } |
398 | |
399 | /* This is a helper function for QZ_HandleModifierSide. |
400 | * This function sets the actual SDL_PrivateKeyboard event. |
401 | */ |
402 | static void QZ_HandleModifierOneSide ( _THIS, unsigned int newMods, |
403 | unsigned int key_sym, |
404 | unsigned int sided_device_dependent_mask ) { |
405 | |
406 | SDL_keysym key; |
407 | unsigned int current_dep_mask, new_dep_mask; |
408 | |
409 | key.scancode = 0; |
410 | key.sym = key_sym; |
411 | key.unicode = 0; |
412 | key.mod = KMOD_NONE; |
413 | |
414 | /* Isolate just the bits we care about in the depedent bits so we can |
415 | * figure out what changed |
416 | */ |
417 | current_dep_mask = current_mods & sided_device_dependent_mask; |
418 | new_dep_mask = newMods & sided_device_dependent_mask; |
419 | |
420 | /* We now know that this side bit flipped. But we don't know if |
421 | * it went pressed to released or released to pressed, so we must |
422 | * find out which it is. |
423 | */ |
424 | if( new_dep_mask && |
425 | current_dep_mask != new_dep_mask ) { |
426 | /* Modifier down event */ |
427 | SDL_PrivateKeyboard (SDL_PRESSED, &key); |
428 | } |
429 | else /* Modifier up event */ { |
430 | SDL_PrivateKeyboard (SDL_RELEASED, &key); |
431 | } |
432 | } |
433 | |
434 | /* This is a helper function for QZ_DoSidedModifiers. |
435 | * This function will figure out if the modifier key is the left or right side, |
436 | * e.g. left-shift vs right-shift. |
437 | */ |
438 | static void QZ_HandleModifierSide ( _THIS, int device_independent_mask, |
439 | unsigned int newMods, |
440 | unsigned int left_key_sym, |
441 | unsigned int right_key_sym, |
442 | unsigned int left_device_dependent_mask, |
443 | unsigned int right_device_dependent_mask ) { |
444 | unsigned int device_dependent_mask = 0; |
445 | unsigned int diff_mod = 0; |
446 | |
447 | device_dependent_mask = left_device_dependent_mask | right_device_dependent_mask; |
448 | /* On the basis that the device independent mask is set, but there are |
449 | * no device dependent flags set, we'll assume that we can't detect this |
450 | * keyboard and revert to the unsided behavior. |
451 | */ |
452 | if ( (device_dependent_mask & newMods) == 0 ) { |
453 | /* Revert to the old behavior */ |
454 | QZ_HandleNonDeviceModifier ( this, device_independent_mask, newMods, left_key_sym ); |
455 | return; |
456 | } |
457 | |
458 | /* XOR the previous state against the new state to see if there's a change */ |
459 | diff_mod = (device_dependent_mask & current_mods) |
460 | ^ (device_dependent_mask & newMods); |
461 | |
462 | if ( diff_mod ) { |
463 | /* A change in state was found. Isolate the left and right bits |
464 | * to handle them separately just in case the values can simulataneously |
465 | * change or if the bits don't both exist. |
466 | */ |
467 | if ( left_device_dependent_mask & diff_mod ) { |
468 | QZ_HandleModifierOneSide ( this, newMods, left_key_sym, left_device_dependent_mask ); |
469 | } |
470 | if ( right_device_dependent_mask & diff_mod ) { |
471 | QZ_HandleModifierOneSide ( this, newMods, right_key_sym, right_device_dependent_mask ); |
472 | } |
473 | } |
474 | } |
475 | |
476 | /* This is a helper function for QZ_DoSidedModifiers. |
477 | * This function will release a key press in the case that |
478 | * it is clear that the modifier has been released (i.e. one side |
479 | * can't still be down). |
480 | */ |
481 | static void QZ_ReleaseModifierSide ( _THIS, |
482 | unsigned int device_independent_mask, |
483 | unsigned int newMods, |
484 | unsigned int left_key_sym, |
485 | unsigned int right_key_sym, |
486 | unsigned int left_device_dependent_mask, |
487 | unsigned int right_device_dependent_mask ) { |
488 | unsigned int device_dependent_mask = 0; |
489 | SDL_keysym key; |
490 | |
491 | key.scancode = 0; |
492 | key.sym = SDLK_UNKNOWN; |
493 | key.unicode = 0; |
494 | key.mod = KMOD_NONE; |
495 | |
496 | device_dependent_mask = left_device_dependent_mask | right_device_dependent_mask; |
497 | /* On the basis that the device independent mask is set, but there are |
498 | * no device dependent flags set, we'll assume that we can't detect this |
499 | * keyboard and revert to the unsided behavior. |
500 | */ |
501 | if ( (device_dependent_mask & current_mods) == 0 ) { |
502 | /* In this case, we can't detect the keyboard, so use the left side |
503 | * to represent both, and release it. |
504 | */ |
505 | key.sym = left_key_sym; |
506 | SDL_PrivateKeyboard (SDL_RELEASED, &key); |
507 | |
508 | return; |
509 | } |
510 | |
511 | |
512 | /* |
513 | * This could have been done in an if-else case because at this point, |
514 | * we know that all keys have been released when calling this function. |
515 | * But I'm being paranoid so I want to handle each separately, |
516 | * so I hope this doesn't cause other problems. |
517 | */ |
518 | if ( left_device_dependent_mask & current_mods ) { |
519 | key.sym = left_key_sym; |
520 | SDL_PrivateKeyboard (SDL_RELEASED, &key); |
521 | } |
522 | if ( right_device_dependent_mask & current_mods ) { |
523 | key.sym = right_key_sym; |
524 | SDL_PrivateKeyboard (SDL_RELEASED, &key); |
525 | } |
526 | } |
527 | |
528 | /* This is a helper function for QZ_DoSidedModifiers. |
529 | * This function handles the CapsLock case. |
530 | */ |
531 | static void QZ_HandleCapsLock (_THIS, unsigned int newMods) { |
532 | unsigned int currentMask, newMask; |
533 | SDL_keysym key; |
534 | |
535 | key.scancode = 0; |
536 | key.sym = SDLK_CAPSLOCK; |
537 | key.unicode = 0; |
538 | key.mod = KMOD_NONE; |
539 | |
540 | currentMask = current_mods & NSAlphaShiftKeyMask; |
541 | newMask = newMods & NSAlphaShiftKeyMask; |
542 | |
543 | if ( currentMask && |
544 | currentMask != newMask ) { /* modifier up event */ |
545 | /* If this was Caps Lock, we need some additional voodoo to make SDL happy */ |
546 | SDL_PrivateKeyboard (SDL_PRESSED, &key); |
547 | SDL_PrivateKeyboard (SDL_RELEASED, &key); |
548 | } |
549 | else if ( newMask && |
550 | currentMask != newMask ) { /* modifier down event */ |
551 | /* If this was Caps Lock, we need some additional voodoo to make SDL happy */ |
552 | SDL_PrivateKeyboard (SDL_PRESSED, &key); |
553 | SDL_PrivateKeyboard (SDL_RELEASED, &key); |
554 | } |
555 | } |
556 | |
557 | /* This function will handle the modifier keys and also determine the |
558 | * correct side of the key. |
559 | */ |
560 | static void QZ_DoSidedModifiers (_THIS, unsigned int newMods) { |
561 | /* Set up arrays for the key syms for the left and right side. */ |
562 | const unsigned int left_mapping[] = { SDLK_LSHIFT, SDLK_LCTRL, SDLK_LALT, SDLK_LMETA }; |
563 | const unsigned int right_mapping[] = { SDLK_RSHIFT, SDLK_RCTRL, SDLK_RALT, SDLK_RMETA }; |
564 | /* Set up arrays for the device dependent masks with indices that |
565 | * correspond to the _mapping arrays |
566 | */ |
567 | const unsigned int left_device_mapping[] = { NX_DEVICELSHIFTKEYMASK, NX_DEVICELCTLKEYMASK, NX_DEVICELALTKEYMASK, NX_DEVICELCMDKEYMASK }; |
568 | const unsigned int right_device_mapping[] = { NX_DEVICERSHIFTKEYMASK, NX_DEVICERCTLKEYMASK, NX_DEVICERALTKEYMASK, NX_DEVICERCMDKEYMASK }; |
569 | |
570 | unsigned int i; |
571 | unsigned int bit; |
572 | |
573 | /* Handle CAPSLOCK separately because it doesn't have a left/right side */ |
574 | QZ_HandleCapsLock ( this, newMods ); |
575 | |
576 | /* Iterate through the bits, testing each against the current modifiers */ |
577 | for (i = 0, bit = NSShiftKeyMask; bit <= NSCommandKeyMask; bit <<= 1, ++i) { |
578 | |
579 | unsigned int currentMask, newMask; |
580 | |
581 | currentMask = current_mods & bit; |
582 | newMask = newMods & bit; |
583 | |
584 | /* If the bit is set, we must always examine it because the left |
585 | * and right side keys may alternate or both may be pressed. |
586 | */ |
587 | if ( newMask ) { |
588 | QZ_HandleModifierSide ( this, bit, newMods, |
589 | left_mapping[i], |
590 | right_mapping[i], |
591 | left_device_mapping[i], |
592 | right_device_mapping[i] ); |
593 | } |
594 | /* If the state changed from pressed to unpressed, we must examine |
595 | * the device dependent bits to release the correct keys. |
596 | */ |
597 | else if ( currentMask && |
598 | currentMask != newMask ) { /* modifier up event */ |
599 | QZ_ReleaseModifierSide ( this, bit, newMods, |
600 | left_mapping[i], |
601 | right_mapping[i], |
602 | left_device_mapping[i], |
603 | right_device_mapping[i] ); |
604 | } |
605 | } |
606 | } |
607 | |
608 | /* This function is called to handle the modifiers. |
609 | * It will try to distinguish between the left side and right side |
610 | * of the keyboard for those modifiers that qualify if the |
611 | * operating system version supports it. Otherwise, the code |
612 | * will not try to make the distinction. |
613 | */ |
614 | static void QZ_DoModifiers (_THIS, unsigned int newMods) { |
615 | |
616 | if (current_mods == newMods) |
617 | return; |
618 | |
619 | /* |
620 | * Starting with Panther (10.3.0), the ability to distinguish between |
621 | * left side and right side modifiers is available. |
622 | */ |
623 | if( system_version >= 0x1030 ) { |
624 | QZ_DoSidedModifiers (this, newMods); |
625 | } |
626 | else { |
627 | QZ_DoUnsidedModifiers (this, newMods); |
628 | } |
629 | |
630 | current_mods = newMods; |
631 | } |
632 | |
633 | static void QZ_GetMouseLocation (_THIS, NSPoint *p) { |
634 | *p = [ NSEvent mouseLocation ]; /* global coordinates */ |
635 | if (qz_window) |
636 | QZ_PrivateGlobalToLocal (this, p); |
637 | QZ_PrivateCocoaToSDL (this, p); |
638 | } |
639 | |
640 | void QZ_DoActivate (_THIS) { |
641 | |
642 | SDL_PrivateAppActive (1, SDL_APPINPUTFOCUS | (QZ_IsMouseInWindow (this) ? SDL_APPMOUSEFOCUS : 0)); |
643 | |
644 | QZ_UpdateCursor(this); |
645 | |
646 | /* Regrab input, only if it was previously grabbed */ |
647 | if ( current_grab_mode == SDL_GRAB_ON ) { |
648 | |
649 | /* Restore cursor location if input was grabbed */ |
650 | QZ_PrivateWarpCursor (this, cursor_loc.x, cursor_loc.y); |
651 | QZ_ChangeGrabState (this, QZ_ENABLE_GRAB); |
652 | } |
653 | else { |
654 | /* Update SDL's mouse location */ |
655 | NSPoint p; |
656 | QZ_GetMouseLocation (this, &p); |
657 | SDL_PrivateMouseMotion (0, 0, p.x, p.y); |
658 | } |
659 | } |
660 | |
661 | void QZ_DoDeactivate (_THIS) { |
662 | |
663 | SDL_PrivateAppActive (0, SDL_APPINPUTFOCUS | SDL_APPMOUSEFOCUS); |
664 | |
665 | /* Get the current cursor location, for restore on activate */ |
666 | QZ_GetMouseLocation (this, &cursor_loc); |
667 | |
668 | /* Reassociate mouse and cursor */ |
669 | CGAssociateMouseAndMouseCursorPosition (1); |
670 | |
671 | QZ_UpdateCursor(this); |
672 | } |
673 | |
674 | void QZ_SleepNotificationHandler (void * refcon, |
675 | io_service_t service, |
676 | natural_t messageType, |
677 | void * messageArgument ) |
678 | { |
679 | SDL_VideoDevice *this = (SDL_VideoDevice*)refcon; |
680 | |
681 | switch(messageType) |
682 | { |
683 | case kIOMessageSystemWillSleep: |
684 | IOAllowPowerChange(power_connection, (long) messageArgument); |
685 | break; |
686 | case kIOMessageCanSystemSleep: |
687 | IOAllowPowerChange(power_connection, (long) messageArgument); |
688 | break; |
689 | case kIOMessageSystemHasPoweredOn: |
690 | /* awake */ |
691 | SDL_PrivateExpose(); |
692 | break; |
693 | } |
694 | } |
695 | |
696 | void QZ_RegisterForSleepNotifications (_THIS) |
697 | { |
698 | CFRunLoopSourceRef rls; |
699 | IONotificationPortRef thePortRef; |
700 | io_object_t notifier; |
701 | |
702 | power_connection = IORegisterForSystemPower (this, &thePortRef, QZ_SleepNotificationHandler, ¬ifier); |
703 | |
704 | if (power_connection == 0) |
705 | NSLog(@"SDL: QZ_SleepNotificationHandler() IORegisterForSystemPower failed."); |
706 | |
707 | rls = IONotificationPortGetRunLoopSource (thePortRef); |
708 | CFRunLoopAddSource (CFRunLoopGetCurrent(), rls, kCFRunLoopDefaultMode); |
709 | CFRelease (rls); |
710 | } |
711 | |
712 | |
713 | /* Try to map Quartz mouse buttons to SDL's lingo... */ |
714 | static int QZ_OtherMouseButtonToSDL(int button) |
715 | { |
716 | switch (button) |
717 | { |
718 | case 0: |
719 | return(SDL_BUTTON_LEFT); /* 1 */ |
720 | case 1: |
721 | return(SDL_BUTTON_RIGHT); /* 3 */ |
722 | case 2: |
723 | return(SDL_BUTTON_MIDDLE); /* 2 */ |
724 | } |
725 | |
726 | /* >= 3: skip 4 & 5, since those are the SDL mousewheel buttons. */ |
727 | return(button + 3); |
728 | } |
729 | |
730 | |
731 | void QZ_PumpEvents (_THIS) |
732 | { |
733 | CGMouseDelta dx, dy; |
734 | |
735 | NSDate *distantPast; |
736 | NSEvent *event; |
737 | NSRect winRect; |
738 | NSAutoreleasePool *pool; |
739 | |
740 | if (!SDL_VideoSurface) |
741 | return; /* don't do anything if there's no screen surface. */ |
742 | |
743 | /* Update activity every five seconds to prevent screensaver. --ryan. */ |
744 | if (!allow_screensaver) { |
745 | static Uint32 screensaverTicks; |
746 | Uint32 nowTicks = SDL_GetTicks(); |
747 | if ((nowTicks - screensaverTicks) > 5000) |
748 | { |
749 | UpdateSystemActivity(UsrActivity); |
750 | screensaverTicks = nowTicks; |
751 | } |
752 | } |
753 | |
754 | pool = [ [ NSAutoreleasePool alloc ] init ]; |
755 | distantPast = [ NSDate distantPast ]; |
756 | |
757 | winRect = NSMakeRect (0, 0, SDL_VideoSurface->w, SDL_VideoSurface->h); |
758 | |
759 | /* while grabbed, accumulate all mouse moved events into one SDL mouse event */ |
760 | dx = 0; |
761 | dy = 0; |
762 | |
763 | do { |
764 | |
765 | /* Poll for an event. This will not block */ |
766 | event = [ NSApp nextEventMatchingMask:NSAnyEventMask |
767 | untilDate:distantPast |
768 | inMode: NSDefaultRunLoopMode dequeue:YES ]; |
769 | if (event != nil) { |
770 | |
771 | int button; |
772 | unsigned int type; |
773 | BOOL isInGameWin; |
774 | |
775 | #define DO_MOUSE_DOWN(button) do { \ |
776 | if ( SDL_GetAppState() & SDL_APPMOUSEFOCUS ) { \ |
777 | SDL_PrivateMouseButton (SDL_PRESSED, button, 0, 0); \ |
778 | expect_mouse_up |= 1<<button; \ |
779 | } \ |
780 | [ NSApp sendEvent:event ]; \ |
781 | } while(0) |
782 | |
783 | #define DO_MOUSE_UP(button) do { \ |
784 | if ( expect_mouse_up & (1<<button) ) { \ |
785 | SDL_PrivateMouseButton (SDL_RELEASED, button, 0, 0); \ |
786 | expect_mouse_up &= ~(1<<button); \ |
787 | } \ |
788 | [ NSApp sendEvent:event ]; \ |
789 | } while(0) |
790 | |
791 | type = [ event type ]; |
792 | isInGameWin = QZ_IsMouseInWindow (this); |
793 | |
794 | QZ_DoModifiers(this, [ event modifierFlags ] ); |
795 | |
796 | switch (type) { |
797 | case NSLeftMouseDown: |
798 | if ( SDL_getenv("SDL_HAS3BUTTONMOUSE") ) { |
799 | DO_MOUSE_DOWN (SDL_BUTTON_LEFT); |
800 | } else { |
801 | if ( NSCommandKeyMask & current_mods ) { |
802 | last_virtual_button = SDL_BUTTON_RIGHT; |
803 | DO_MOUSE_DOWN (SDL_BUTTON_RIGHT); |
804 | } |
805 | else if ( NSAlternateKeyMask & current_mods ) { |
806 | last_virtual_button = SDL_BUTTON_MIDDLE; |
807 | DO_MOUSE_DOWN (SDL_BUTTON_MIDDLE); |
808 | } |
809 | else { |
810 | DO_MOUSE_DOWN (SDL_BUTTON_LEFT); |
811 | } |
812 | } |
813 | break; |
814 | |
815 | case NSLeftMouseUp: |
816 | if ( last_virtual_button != 0 ) { |
817 | DO_MOUSE_UP (last_virtual_button); |
818 | last_virtual_button = 0; |
819 | } |
820 | else { |
821 | DO_MOUSE_UP (SDL_BUTTON_LEFT); |
822 | } |
823 | break; |
824 | |
825 | case NSOtherMouseDown: |
826 | case NSRightMouseDown: |
827 | button = QZ_OtherMouseButtonToSDL([ event buttonNumber ]); |
828 | DO_MOUSE_DOWN (button); |
829 | break; |
830 | |
831 | case NSOtherMouseUp: |
832 | case NSRightMouseUp: |
833 | button = QZ_OtherMouseButtonToSDL([ event buttonNumber ]); |
834 | DO_MOUSE_UP (button); |
835 | break; |
836 | |
837 | case NSSystemDefined: |
838 | /* |
839 | Future: up to 32 "mouse" buttons can be handled. |
840 | if ([event subtype] == 7) { |
841 | unsigned int buttons; |
842 | buttons = [ event data2 ]; |
843 | */ |
844 | break; |
845 | case NSLeftMouseDragged: |
846 | case NSRightMouseDragged: |
847 | case NSOtherMouseDragged: /* usually middle mouse dragged */ |
848 | case NSMouseMoved: |
849 | if ( grab_state == QZ_INVISIBLE_GRAB ) { |
850 | |
851 | /* |
852 | If input is grabbed+hidden, the cursor doesn't move, |
853 | so we have to call the lowlevel window server |
854 | function. This is less accurate but works OK. |
855 | */ |
856 | CGMouseDelta dx1, dy1; |
857 | CGGetLastMouseDelta (&dx1, &dy1); |
858 | dx += dx1; |
859 | dy += dy1; |
860 | } |
861 | else { |
862 | |
863 | /* |
864 | Get the absolute mouse location. This is not the |
865 | mouse location after the currently processed event, |
866 | but the *current* mouse location, i.e. after all |
867 | pending events. This means that if there are |
868 | multiple mouse moved events in the queue, we make |
869 | multiple identical calls to SDL_PrivateMouseMotion(), |
870 | but that's no problem since the latter only |
871 | generates SDL events for nonzero movements. In my |
872 | experience on PBG4/10.4.8, this rarely happens anyway. |
873 | */ |
874 | NSPoint p; |
875 | QZ_GetMouseLocation (this, &p); |
876 | SDL_PrivateMouseMotion (0, 0, p.x, p.y); |
877 | } |
878 | |
879 | /* |
880 | Handle grab input+cursor visible by warping the cursor back |
881 | into the game window. This still generates a mouse moved event, |
882 | but not as a result of the warp (so it's in the right direction). |
883 | */ |
884 | if ( grab_state == QZ_VISIBLE_GRAB && !isInGameWin ) { |
885 | |
886 | NSPoint p; |
887 | QZ_GetMouseLocation (this, &p); |
888 | |
889 | if ( p.x < 0.0 ) |
890 | p.x = 0.0; |
891 | |
892 | if ( p.y < 0.0 ) |
893 | p.y = 0.0; |
894 | |
895 | if ( p.x >= winRect.size.width ) |
896 | p.x = winRect.size.width-1; |
897 | |
898 | if ( p.y >= winRect.size.height ) |
899 | p.y = winRect.size.height-1; |
900 | |
901 | QZ_PrivateWarpCursor (this, p.x, p.y); |
902 | } |
903 | else |
904 | if ( !isInGameWin && (SDL_GetAppState() & SDL_APPMOUSEFOCUS) ) { |
905 | |
906 | SDL_PrivateAppActive (0, SDL_APPMOUSEFOCUS); |
907 | |
908 | if (grab_state == QZ_INVISIBLE_GRAB) |
909 | /*The cursor has left the window even though it is |
910 | disassociated from the mouse (and therefore |
911 | shouldn't move): this can happen with Wacom |
912 | tablets, and it effectively breaks the grab, since |
913 | mouse down events now go to background |
914 | applications. The only possibility to avoid this |
915 | seems to be talking to the tablet driver |
916 | (AppleEvents) to constrain its mapped area to the |
917 | window, which may not be worth the effort. For |
918 | now, handle the condition more gracefully than |
919 | before by reassociating cursor and mouse until the |
920 | cursor enters the window again, making it obvious |
921 | to the user that the grab is broken.*/ |
922 | CGAssociateMouseAndMouseCursorPosition (1); |
923 | |
924 | QZ_UpdateCursor(this); |
925 | } |
926 | else |
927 | if ( isInGameWin && (SDL_GetAppState() & (SDL_APPMOUSEFOCUS | SDL_APPINPUTFOCUS)) == SDL_APPINPUTFOCUS ) { |
928 | |
929 | SDL_PrivateAppActive (1, SDL_APPMOUSEFOCUS); |
930 | |
931 | QZ_UpdateCursor(this); |
932 | |
933 | if (grab_state == QZ_INVISIBLE_GRAB) { /*see comment above*/ |
934 | QZ_PrivateWarpCursor (this, SDL_VideoSurface->w / 2, SDL_VideoSurface->h / 2); |
935 | CGAssociateMouseAndMouseCursorPosition (0); |
936 | } |
937 | } |
938 | break; |
939 | case NSScrollWheel: |
940 | if ( isInGameWin ) { |
941 | float dy, dx; |
942 | Uint8 button; |
943 | dy = [ event deltaY ]; |
944 | dx = [ event deltaX ]; |
945 | if ( dy > 0.0 ) /* Scroll up */ |
946 | button = SDL_BUTTON_WHEELUP; |
947 | else if ( dy < 0.0 ) /* Scroll down */ |
948 | button = SDL_BUTTON_WHEELDOWN; |
949 | else |
950 | break; /* Horizontal scroll */ |
951 | /* For now, wheel is sent as a quick down+up */ |
952 | SDL_PrivateMouseButton (SDL_PRESSED, button, 0, 0); |
953 | SDL_PrivateMouseButton (SDL_RELEASED, button, 0, 0); |
954 | } |
955 | break; |
956 | case NSKeyUp: |
957 | QZ_DoKey (this, SDL_RELEASED, event); |
958 | break; |
959 | case NSKeyDown: |
960 | QZ_DoKey (this, SDL_PRESSED, event); |
961 | break; |
962 | case NSFlagsChanged: |
963 | break; |
964 | case NSAppKitDefined: |
965 | [ NSApp sendEvent:event ]; |
966 | if ([ event subtype ] == NSApplicationActivatedEventType && (mode_flags & SDL_FULLSCREEN)) { |
967 | /* the default handling of this event seems to reset any cursor set by [NSCursor set] (used by SDL_SetCursor() in fullscreen mode) to the default system arrow cursor */ |
968 | SDL_Cursor *sdlc = SDL_GetCursor(); |
969 | if (sdlc != NULL && sdlc->wm_cursor != NULL) { |
970 | [ sdlc->wm_cursor->nscursor set ]; |
971 | } |
972 | } |
973 | break; |
974 | /* case NSApplicationDefined: break; */ |
975 | /* case NSPeriodic: break; */ |
976 | /* case NSCursorUpdate: break; */ |
977 | default: |
978 | [ NSApp sendEvent:event ]; |
979 | } |
980 | } |
981 | } while (event != nil); |
982 | |
983 | /* handle accumulated mouse moved events */ |
984 | if (dx != 0 || dy != 0) |
985 | SDL_PrivateMouseMotion (0, 1, dx, dy); |
986 | |
987 | [ pool release ]; |
988 | } |
989 | |
990 | void QZ_UpdateMouse (_THIS) |
991 | { |
992 | NSPoint p; |
993 | QZ_GetMouseLocation (this, &p); |
994 | SDL_PrivateAppActive (QZ_IsMouseInWindow (this), SDL_APPMOUSEFOCUS); |
995 | SDL_PrivateMouseMotion (0, 0, p.x, p.y); |
996 | } |