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comparison src/video/cocoa/SDL_cocoawindow.m @ 1933:7ee5297340f7

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Implemented Cocoa window support
author Sam Lantinga <slouken@libsdl.org>
date Mon, 24 Jul 2006 05:03:02 +0000
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children 83946ee0ff1f
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1932:dc864bcabcc4 1933:7ee5297340f7
1 /*
2 SDL - Simple DirectMedia Layer
3 Copyright (C) 1997-2006 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 #include "SDL_syswm.h"
25 #include "../SDL_sysvideo.h"
26 #include "../../events/SDL_keyboard_c.h"
27 #include "../../events/SDL_mouse_c.h"
28 #include "../../events/SDL_windowevents_c.h"
29
30 #include "SDL_cocoavideo.h"
31
32 static __inline__ void ConvertNSRect(NSRect *r)
33 {
34 r->origin.y = CGDisplayPixelsHigh(kCGDirectMainDisplay) - r->origin.y - r->size.height;
35 }
36
37 @implementation Cocoa_WindowListener
38
39 - (void)listen:(SDL_WindowData *)data
40 {
41 NSNotificationCenter *center;
42
43 _data = data;
44
45 center = [NSNotificationCenter defaultCenter];
46
47 [_data->window setNextResponder:self];
48 if ([_data->window delegate] != nil) {
49 [center addObserver:self selector:@selector(windowDisExpose:) name:NSWindowDidExposeNotification object:_data->window];
50 [center addObserver:self selector:@selector(windowDidMove:) name:NSWindowDidMoveNotification object:_data->window];
51 [center addObserver:self selector:@selector(windowDidResize:) name:NSWindowDidResizeNotification object:_data->window];
52 [center addObserver:self selector:@selector(windowDidMiniaturize:) name:NSWindowDidMiniaturizeNotification object:_data->window];
53 [center addObserver:self selector:@selector(windowDidDeminiaturize:) name:NSWindowDidDeminiaturizeNotification object:_data->window];
54 [center addObserver:self selector:@selector(windowDidBecomeKey:) name:NSWindowDidBecomeKeyNotification object:_data->window];
55 [center addObserver:self selector:@selector(windowDidResignKey:) name:NSWindowDidResignKeyNotification object:_data->window];
56 } else {
57 [_data->window setDelegate:self];
58 }
59 [center addObserver:self selector:@selector(windowDidHide:) name:NSApplicationDidHideNotification object:NSApp];
60 [center addObserver:self selector:@selector(windowDidUnhide:) name:NSApplicationDidUnhideNotification object:NSApp];
61
62 [_data->window setAcceptsMouseMovedEvents:YES];
63 }
64
65 - (void)close
66 {
67 NSNotificationCenter *center;
68
69 center = [NSNotificationCenter defaultCenter];
70
71 [_data->window setNextResponder:nil];
72 if ([_data->window delegate] != self) {
73 [center removeObserver:self name:NSWindowDidExposeNotification object:_data->window];
74 [center removeObserver:self name:NSWindowDidMoveNotification object:_data->window];
75 [center removeObserver:self name:NSWindowDidResizeNotification object:_data->window];
76 [center removeObserver:self name:NSWindowDidMiniaturizeNotification object:_data->window];
77 [center removeObserver:self name:NSWindowDidDeminiaturizeNotification object:_data->window];
78 [center removeObserver:self name:NSWindowDidBecomeKeyNotification object:_data->window];
79 [center removeObserver:self name:NSWindowDidResignKeyNotification object:_data->window];
80 } else {
81 [_data->window setDelegate:nil];
82 }
83 [center removeObserver:self name:NSApplicationDidHideNotification object:NSApp];
84 [center removeObserver:self name:NSApplicationDidUnhideNotification object:NSApp];
85 }
86
87 - (BOOL)windowShouldClose:(id)sender
88 {
89 SDL_SendWindowEvent(_data->windowID, SDL_WINDOWEVENT_CLOSE, 0, 0);
90 return NO;
91 }
92
93 - (void)windowDidExpose:(NSNotification *)aNotification
94 {
95 SDL_SendWindowEvent(_data->windowID, SDL_WINDOWEVENT_EXPOSED, 0, 0);
96 }
97
98 - (void)windowDidMove:(NSNotification *)aNotification
99 {
100 int x, y;
101 NSRect rect = [_data->window contentRectForFrameRect:[_data->window frame]];
102 ConvertNSRect(&rect);
103 x = (int)rect.origin.x;
104 y = (int)rect.origin.y;
105 SDL_SendWindowEvent(_data->windowID, SDL_WINDOWEVENT_MOVED, x, y);
106 }
107
108 - (void)windowDidResize:(NSNotification *)aNotification
109 {
110 int w, h;
111 NSRect rect = [_data->window contentRectForFrameRect:[_data->window frame]];
112 w = (int)rect.size.width;
113 h = (int)rect.size.height;
114 SDL_SendWindowEvent(_data->windowID, SDL_WINDOWEVENT_RESIZED, w, h);
115 }
116
117 - (void)windowDidMiniaturize:(NSNotification *)aNotification
118 {
119 SDL_SendWindowEvent(_data->windowID, SDL_WINDOWEVENT_MINIMIZED, 0, 0);
120 }
121
122 - (void)windowDidDeminiaturize:(NSNotification *)aNotification
123 {
124 SDL_SendWindowEvent(_data->windowID, SDL_WINDOWEVENT_RESTORED, 0, 0);
125 }
126
127 - (void)windowDidBecomeKey:(NSNotification *)aNotification
128 {
129 SDL_SendWindowEvent(_data->windowID, SDL_WINDOWEVENT_FOCUS_GAINED, 0, 0);
130 }
131
132 - (void)windowDidResignKey:(NSNotification *)aNotification
133 {
134 SDL_SendWindowEvent(_data->windowID, SDL_WINDOWEVENT_FOCUS_LOST, 0, 0);
135 }
136
137 - (void)windowDidHide:(NSNotification *)aNotification
138 {
139 SDL_SendWindowEvent(_data->windowID, SDL_WINDOWEVENT_HIDDEN, 0, 0);
140 }
141
142 - (void)windowDidUnhide:(NSNotification *)aNotification
143 {
144 SDL_SendWindowEvent(_data->windowID, SDL_WINDOWEVENT_SHOWN, 0, 0);
145 }
146
147 - (void)mouseDown:(NSEvent *)theEvent
148 {
149 int index;
150
151 index = _data->videodata->mouse;
152 SDL_SendMouseButton(index, SDL_PRESSED, SDL_BUTTON_LEFT);
153 }
154
155 - (void)rightMouseDown:(NSEvent *)theEvent
156 {
157 int index;
158
159 index = _data->videodata->mouse;
160 SDL_SendMouseButton(index, SDL_PRESSED, SDL_BUTTON_RIGHT);
161 }
162
163 - (void)otherMouseDown:(NSEvent *)theEvent
164 {
165 int index;
166
167 index = _data->videodata->mouse;
168 SDL_SendMouseButton(index, SDL_PRESSED, SDL_BUTTON_MIDDLE);
169 }
170
171 - (void)mouseUp:(NSEvent *)theEvent
172 {
173 int index;
174
175 index = _data->videodata->mouse;
176 SDL_SendMouseButton(index, SDL_RELEASED, SDL_BUTTON_LEFT);
177 }
178
179 - (void)rightMouseUp:(NSEvent *)theEvent
180 {
181 int index;
182
183 index = _data->videodata->mouse;
184 SDL_SendMouseButton(index, SDL_RELEASED, SDL_BUTTON_RIGHT);
185 }
186
187 - (void)otherMouseUp:(NSEvent *)theEvent
188 {
189 int index;
190
191 index = _data->videodata->mouse;
192 SDL_SendMouseButton(index, SDL_RELEASED, SDL_BUTTON_MIDDLE);
193 }
194
195 - (void)mouseMoved:(NSEvent *)theEvent
196 {
197 int index;
198 SDL_Mouse *mouse;
199 NSPoint point;
200 NSRect rect = [_data->window contentRectForFrameRect:[_data->window frame]];
201
202 index = _data->videodata->mouse;
203 mouse = SDL_GetMouse(index);
204 if (mouse->focus != _data->windowID) {
205 SDL_SetMouseFocus(index, _data->windowID);
206 }
207
208 point = [NSEvent mouseLocation];
209 point.x = point.x - rect.origin.x;
210 point.y = rect.size.height - (point.y - rect.origin.y);
211 SDL_SendMouseMotion(index, 0, (int)point.x, (int)point.y);
212 }
213
214 - (void)scrollWheel:(NSEvent *)theEvent
215 {
216 fprintf(stderr, "scrollWheel\n");
217 }
218
219 - (void)mouseEntered:(NSEvent *)theEvent
220 {
221 fprintf(stderr, "mouseEntered\n");
222 SDL_SendWindowEvent(_data->windowID, SDL_WINDOWEVENT_ENTER, 0, 0);
223 }
224
225 - (void)mouseExited:(NSEvent *)theEvent
226 {
227 fprintf(stderr, "mouseExited\n");
228 SDL_SendWindowEvent(_data->windowID, SDL_WINDOWEVENT_LEAVE, 0, 0);
229 }
230
231 - (void)keyDown:(NSEvent *)theEvent
232 {
233 fprintf(stderr, "keyDown\n");
234 }
235
236 - (void)keyUp:(NSEvent *)theEvent
237 {
238 fprintf(stderr, "keyUp\n");
239 }
240
241 @end
242
243 static int
244 SetupWindowData(SDL_Window * window, NSWindow *nswindow, BOOL created)
245 {
246 NSAutoreleasePool *pool;
247 SDL_WindowData *data;
248
249 /* Allocate the window data */
250 data = (SDL_WindowData *) SDL_malloc(sizeof(*data));
251 if (!data) {
252 SDL_OutOfMemory();
253 return -1;
254 }
255 data->windowID = window->id;
256 data->window = nswindow;
257 data->created = created;
258 data->videodata = (SDL_VideoData *) SDL_GetVideoDevice()->driverdata;
259
260 pool = [[NSAutoreleasePool alloc] init];
261
262 /* Create an event listener for the window */
263 data->listener = [[Cocoa_WindowListener alloc] init];
264 [data->listener listen:data];
265
266 /* Fill in the SDL window with the window data */
267 {
268 NSRect rect = [nswindow contentRectForFrameRect:[nswindow frame]];
269 ConvertNSRect(&rect);
270 window->x = (int)rect.origin.x;
271 window->y = (int)rect.origin.y;
272 window->w = (int)rect.size.width;
273 window->h = (int)rect.size.height;
274 }
275 if ([nswindow isVisible]) {
276 window->flags |= SDL_WINDOW_SHOWN;
277 } else {
278 window->flags &= ~SDL_WINDOW_SHOWN;
279 }
280 {
281 unsigned int style = [nswindow styleMask];
282
283 if (style == NSBorderlessWindowMask) {
284 window->flags |= SDL_WINDOW_BORDERLESS;
285 } else {
286 window->flags &= ~SDL_WINDOW_BORDERLESS;
287 }
288 if (style & NSResizableWindowMask) {
289 window->flags |= SDL_WINDOW_RESIZABLE;
290 } else {
291 window->flags &= ~SDL_WINDOW_RESIZABLE;
292 }
293 }
294 if ([nswindow isZoomed]) {
295 window->flags |= SDL_WINDOW_MAXIMIZED;
296 } else {
297 window->flags &= ~SDL_WINDOW_MAXIMIZED;
298 }
299 if ([nswindow isMiniaturized]) {
300 window->flags |= SDL_WINDOW_MINIMIZED;
301 } else {
302 window->flags &= ~SDL_WINDOW_MINIMIZED;
303 }
304 if ([nswindow isKeyWindow]) {
305 int index = data->videodata->keyboard;
306 window->flags |= SDL_WINDOW_INPUT_FOCUS;
307 SDL_SetKeyboardFocus(index, data->windowID);
308
309 if (window->flags & SDL_WINDOW_INPUT_GRABBED) {
310 /* FIXME */
311 }
312 }
313
314 /* All done! */
315 [pool release];
316 window->driverdata = data;
317 return 0;
318 }
319
320 int
321 Cocoa_CreateWindow(_THIS, SDL_Window * window)
322 {
323 NSAutoreleasePool *pool;
324 NSWindow *nswindow;
325 NSRect rect;
326 unsigned int style;
327 NSString *title;
328
329 pool = [[NSAutoreleasePool alloc] init];
330
331 if ((window->flags & SDL_WINDOW_FULLSCREEN) ||
332 window->x == SDL_WINDOWPOS_CENTERED) {
333 rect.origin.x = (CGDisplayPixelsWide(kCGDirectMainDisplay) - window->w) / 2;
334 } else if (window->x == SDL_WINDOWPOS_UNDEFINED) {
335 rect.origin.x = 0;
336 } else {
337 rect.origin.x = window->x;
338 }
339 if ((window->flags & SDL_WINDOW_FULLSCREEN) ||
340 window->y == SDL_WINDOWPOS_CENTERED) {
341 rect.origin.y = (CGDisplayPixelsHigh(kCGDirectMainDisplay) - window->h) / 2;
342 } else if (window->y == SDL_WINDOWPOS_UNDEFINED) {
343 rect.origin.y = 0;
344 } else {
345 rect.origin.y = window->y;
346 }
347 rect.size.width = window->w;
348 rect.size.height = window->h;
349 ConvertNSRect(&rect);
350
351 if (window->flags & SDL_WINDOW_BORDERLESS) {
352 style = NSBorderlessWindowMask;
353 } else {
354 style = (NSTitledWindowMask|NSClosableWindowMask|NSMiniaturizableWindowMask);
355 }
356 if (window->flags & SDL_WINDOW_RESIZABLE) {
357 style |= NSResizableWindowMask;
358 }
359
360 nswindow = [[NSWindow alloc] initWithContentRect:rect styleMask:style backing:NSBackingStoreBuffered defer:FALSE];
361
362 if (window->flags & SDL_WINDOW_SHOWN) {
363 [nswindow makeKeyAndOrderFront:nil];
364 }
365 if (window->flags & SDL_WINDOW_MAXIMIZED) {
366 [nswindow performZoom:nil];
367 }
368 if (window->flags & SDL_WINDOW_MINIMIZED) {
369 [nswindow performMiniaturize:nil];
370 }
371
372 if (window->title) {
373 title = [[NSString alloc] initWithUTF8String:window->title];
374 [nswindow setTitle:title];
375 [nswindow setMiniwindowTitle:title];
376 [title release];
377 }
378
379 [pool release];
380
381 if (SetupWindowData(window, nswindow, YES) < 0) {
382 [nswindow release];
383 [pool release];
384 return -1;
385 }
386 #ifdef SDL_VIDEO_OPENGL
387 /*
388 if (window->flags & SDL_WINDOW_OPENGL) {
389 if (Cocoa_GL_SetupWindow(_this, window) < 0) {
390 Cocoa_DestroyWindow(_this, window);
391 return -1;
392 }
393 }
394 */
395 #endif
396 return 0;
397 }
398
399 int
400 Cocoa_CreateWindowFrom(_THIS, SDL_Window * window, const void *data)
401 {
402 NSAutoreleasePool *pool;
403 NSWindow *nswindow = (NSWindow *) data;
404 NSString *title;
405 int status;
406
407 pool = [[NSAutoreleasePool alloc] init];
408
409 /* Query the title from the existing window */
410 title = [nswindow title];
411 if (title) {
412 window->title = SDL_strdup([title UTF8String]);
413 }
414
415 [pool release];
416
417 return SetupWindowData(window, nswindow, NO);
418 }
419
420 void
421 Cocoa_SetWindowTitle(_THIS, SDL_Window * window)
422 {
423 NSWindow *nswindow = ((SDL_WindowData *) window->driverdata)->window;
424 NSString *string;
425
426 string = [[NSString alloc] initWithUTF8String:window->title];
427 [nswindow setTitle:string];
428 [nswindow setMiniwindowTitle:string];
429 [string release];
430 }
431
432 void
433 Cocoa_SetWindowPosition(_THIS, SDL_Window * window)
434 {
435 NSWindow *nswindow = ((SDL_WindowData *) window->driverdata)->window;
436 NSRect rect;
437
438 rect.origin.x = window->x;
439 rect.origin.y = window->y;
440 rect.size.width = window->w;
441 rect.size.height = window->h;
442 ConvertNSRect(&rect);
443 rect = [nswindow frameRectForContentRect:rect];
444 [nswindow setFrameOrigin:rect.origin];
445 }
446
447 void
448 Cocoa_SetWindowSize(_THIS, SDL_Window * window)
449 {
450 NSWindow *nswindow = ((SDL_WindowData *) window->driverdata)->window;
451 NSSize size;
452
453 size.width = window->w;
454 size.height = window->h;
455 [nswindow setContentSize:size];
456 }
457
458 void
459 Cocoa_ShowWindow(_THIS, SDL_Window * window)
460 {
461 NSWindow *nswindow = ((SDL_WindowData *) window->driverdata)->window;
462
463 [nswindow makeKeyAndOrderFront:nil];
464 }
465
466 void
467 Cocoa_HideWindow(_THIS, SDL_Window * window)
468 {
469 NSWindow *nswindow = ((SDL_WindowData *) window->driverdata)->window;
470
471 /* FIXME */
472 }
473
474 void
475 Cocoa_RaiseWindow(_THIS, SDL_Window * window)
476 {
477 NSWindow *nswindow = ((SDL_WindowData *) window->driverdata)->window;
478
479 [nswindow makeKeyAndOrderFront:nil];
480 }
481
482 void
483 Cocoa_MaximizeWindow(_THIS, SDL_Window * window)
484 {
485 NSWindow *nswindow = ((SDL_WindowData *) window->driverdata)->window;
486
487 [nswindow performZoom:nil];
488 }
489
490 void
491 Cocoa_MinimizeWindow(_THIS, SDL_Window * window)
492 {
493 NSWindow *nswindow = ((SDL_WindowData *) window->driverdata)->window;
494
495 [nswindow performMiniaturize:nil];
496 }
497
498 void
499 Cocoa_RestoreWindow(_THIS, SDL_Window * window)
500 {
501 NSWindow *nswindow = ((SDL_WindowData *) window->driverdata)->window;
502
503 /* FIXME */
504 }
505
506 void
507 Cocoa_SetWindowGrab(_THIS, SDL_Window * window)
508 {
509 if ((window->flags & SDL_WINDOW_INPUT_GRABBED) &&
510 (window->flags & SDL_WINDOW_INPUT_FOCUS)) {
511 /* FIXME: Grab mouse */
512 } else {
513 /* FIXME: Release mouse */
514 }
515 }
516
517 void
518 Cocoa_DestroyWindow(_THIS, SDL_Window * window)
519 {
520 SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
521
522 if (data) {
523 NSAutoreleasePool *pool;
524 #ifdef SDL_VIDEO_OPENGL
525 /*
526 if (window->flags & SDL_WINDOW_OPENGL) {
527 Cocoa_GL_CleanupWindow(_this, window);
528 }
529 */
530 #endif
531 pool = [[NSAutoreleasePool alloc] init];
532 [data->listener close];
533 [data->listener release];
534 if (data->created) {
535 [data->window close];
536 }
537 SDL_free(data);
538 [pool release];
539 }
540 }
541
542 SDL_bool
543 Cocoa_GetWindowWMInfo(_THIS, SDL_Window * window, SDL_SysWMinfo * info)
544 {
545 NSWindow *nswindow = ((SDL_WindowData *) window->driverdata)->window;
546
547 if (info->version.major <= SDL_MAJOR_VERSION) {
548 //info->window = nswindow;
549 return SDL_TRUE;
550 } else {
551 SDL_SetError("Application not compiled with SDL %d.%d\n",
552 SDL_MAJOR_VERSION, SDL_MINOR_VERSION);
553 return SDL_FALSE;
554 }
555 }
556
557 /* vi: set ts=4 sw=4 expandtab: */