summaryrefslogtreecommitdiffstats
path: root/x11vnc/macosxCGS.c
blob: 176a3361c981609a381c11883304d0aabe51828b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
/* -- macosxCGS.c -- */

/*
 * We need to keep this separate from nearly everything else, e.g. rfb.h
 * and the other stuff, otherwise it does not work properly, mouse drags
 * will not work!!
 */
void macosxCGS_unused(void) {}

#if (defined(__MACH__) && defined(__APPLE__))

#include <ApplicationServices/ApplicationServices.h>
#include <Cocoa/Cocoa.h>
#include <Carbon/Carbon.h>

extern CGDirectDisplayID displayID;

void macosxCGS_get_all_windows(void);
int macosxCGS_get_qlook(int);
void macosxGCS_set_pasteboard(char *str, int len);

typedef CGError       CGSError;
typedef long          CGSWindowCount;
typedef void *        CGSConnectionID;
typedef int           CGSWindowID;
typedef CGSWindowID*  CGSWindowIDList;
typedef CGWindowLevel CGSWindowLevel;
typedef NSRect        CGSRect;

extern CGSConnectionID _CGSDefaultConnection ();

extern CGSError CGSGetOnScreenWindowList (CGSConnectionID cid,
    CGSConnectionID owner, CGSWindowCount listCapacity,
    CGSWindowIDList list, CGSWindowCount *listCount);

extern CGSError CGSGetWindowList (CGSConnectionID cid,
    CGSConnectionID owner, CGSWindowCount listCapacity,
    CGSWindowIDList list, CGSWindowCount *listCount);

extern CGSError CGSGetScreenRectForWindow (CGSConnectionID cid,
    CGSWindowID wid, CGSRect *rect);

extern CGWindowLevel CGSGetWindowLevel (CGSConnectionID cid,
    CGSWindowID wid, CGSWindowLevel *level);

typedef enum _CGSWindowOrderingMode {
    kCGSOrderAbove                =  1, /* Window is ordered above target. */
    kCGSOrderBelow                = -1, /* Window is ordered below target. */
    kCGSOrderOut                  =  0  /* Window is removed from the on-screen window list. */
} CGSWindowOrderingMode;

extern OSStatus CGSOrderWindow(const CGSConnectionID cid,
    const CGSWindowID wid, CGSWindowOrderingMode place, CGSWindowID relativeToWindowID);

static CGSConnectionID cid = NULL;

extern void macosx_log(char *);

int macwinmax = 0; 
typedef struct windat {
	int win;
	int x, y;
	int width, height;
	int level;
	int mapped;
	int clipped;
	int ncache_only;
} windat_t;

extern int ncache;

#define MAXWINDAT 4096
windat_t macwins[MAXWINDAT]; 
static CGSWindowID _wins_all[MAXWINDAT]; 
static CGSWindowID _wins_mapped[MAXWINDAT]; 
static CGSWindowCount _wins_all_cnt, _wins_mapped_cnt; 
static int _wins_int[MAXWINDAT]; 

#define WINHISTNUM 32768
#define WINHISTMAX 4
char whist[WINHISTMAX][WINHISTNUM];
int whist_idx = -1;
int qlook[WINHISTNUM];

char is_exist     = 0x1;
char is_mapped    = 0x2;
char is_clipped   = 0x4;
char is_offscreen = 0x8;

extern double dnow(void);
extern double dnowx(void);

extern int dpy_x, dpy_y;
extern int macosx_icon_anim_time;

extern void macosx_add_mapnotify(int, int, int);
extern void macosx_add_create(int, int);
extern void macosx_add_destroy(int, int);
extern void macosx_add_visnotify(int, int, int);

int CGS_levelmax;
int CGS_levels[16];

int macosxCGS_get_qlook(int w) {
	if (w >= WINHISTNUM) {
		return -1;
	}
	return qlook[w];
}

int macosxCGS_find_index(int w) {
	static int last_index = -1;
	int idx;

	if (last_index >= 0) {
		if (macwins[last_index].win == w) {
			return last_index;
		}
	}

	idx = macosxCGS_get_qlook(w);
	if (idx >= 0) {
		if (macwins[idx].win == w) {
			last_index = idx;
			return idx;
		}
	}

	for (idx=0; idx < macwinmax; idx++) {
		if (macwins[idx].win == w) {
			last_index = idx;
			return idx;
		}
	}
	return -1;
}

#if 0
extern void usleep(unsigned long usec);
#else
extern int usleep(useconds_t usec);
#endif

int macosxCGS_follow_animation_win(int win, int idx, int grow) {
	double t = dnow();
	int diffs = 0;
	int x, y, w, h;
	int xp = -1, yp = -1, wp = -1, hp = -1;
	CGSRect rect;
	CGSError err; 

	int reps = 0;

	if (cid == NULL) {
		cid = _CGSDefaultConnection();
		if (cid == NULL) {
			return 0;
		}
	}

	if (idx < 0) {
		idx = macosxCGS_find_index(win); 
	}
	if (idx < 0) {
		return 0;
	}

	while (dnow() < t + 0.001 * macosx_icon_anim_time)  {
		err = CGSGetScreenRectForWindow(cid, win, &rect);
		if (err != 0) {
			break;
		}
		x = (int) rect.origin.x;
		y = (int) rect.origin.y;
		w = (int) rect.size.width;
		h = (int) rect.size.height;

		if (grow) {
			macwins[idx].x      = x;
			macwins[idx].y      = y;
			macwins[idx].width  = w;
			macwins[idx].height = h;
		}
	
		if (0) fprintf(stderr, " chase: %03dx%03d+%03d+%03d  %d\n", w, h, x, y, win);
		if (x == xp && y == yp && w == wp && h == hp)  {
			reps++;
			if (reps >= 2) {
				break;
			}
		} else {
			diffs++;
			reps = 0;
		}
		xp = x;
		yp = y;
		wp = w;
		hp = h;
		usleep(50 * 1000);
	}
	if (diffs >= 2) {
		return 1;
	} else {
		return 0;
	}
}

extern int macosx_check_clipped(int win, int *list, int n);
extern int macosx_check_offscreen(int win);

static int check_clipped(int win) {
	int i, n = 0, win2;
	for (i = 0; i < (int) _wins_mapped_cnt; i++) {
		win2 = (int) _wins_mapped[i];
		if (win2 == win) {
			break;
		}
		_wins_int[n++] = win2;
	}
	return macosx_check_clipped(win, _wins_int, n);
}

static int check_offscreen(int win) {
	return macosx_check_offscreen(win);
}

extern int macosx_ncache_macmenu;


void macosxCGS_get_all_windows(void) {
	static double last = 0.0;
	static int totcnt = 0;
	double dt = 0.0, now = dnow();
	int i, db = 0, whist_prv = 0, maxwin = 0, whist_skip = 0;
	CGSWindowCount cap = (CGSWindowCount) MAXWINDAT;
	CGSError err; 

	CGS_levelmax = 0;
	CGS_levels[CGS_levelmax++] = (int) kCGDraggingWindowLevel;	/* 500 ? */
	if (0) CGS_levels[CGS_levelmax++] = (int) kCGHelpWindowLevel;		/* 102 ? */
	if (macosx_ncache_macmenu) CGS_levels[CGS_levelmax++] = (int) kCGPopUpMenuWindowLevel;	/* 101 pulldown menu */
	CGS_levels[CGS_levelmax++] = (int) kCGMainMenuWindowLevelKey;	/*  24 ? */
	CGS_levels[CGS_levelmax++] = (int) kCGModalPanelWindowLevel;	/*   8 open dialog box */
	CGS_levels[CGS_levelmax++] = (int) kCGFloatingWindowLevel;	/*   3 ? */
	CGS_levels[CGS_levelmax++] = (int) kCGNormalWindowLevel;	/*   0 regular window */

	if (cid == NULL) {
		cid = _CGSDefaultConnection();
		if (cid == NULL) {
			return;
		}
	}

	if (dt > 0.0 && now < last + dt) {
		return;
	}

	last = now;

	macwinmax = 0; 

	totcnt++;

	if (ncache > 0) {
		whist_prv = whist_idx++;
		if (whist_prv < 0) {
			whist_skip = 1;
			whist_prv = 0;
		}
		whist_idx = whist_idx % WINHISTMAX;
		for (i=0; i < WINHISTNUM; i++) {
			whist[whist_idx][i] = 0;
			qlook[i] = -1;
		}
	}

	err = CGSGetWindowList(cid, NULL, cap, _wins_all, &_wins_all_cnt);

if (db) fprintf(stderr, "cnt: %d err: %d\n", (int) _wins_all_cnt, err);

	if (err != 0) {
		return;
	}
	
	for (i=0; i < (int) _wins_all_cnt; i++) {
		CGSRect rect;
		CGSWindowLevel level;
		int j, keepit = 0;
		err = CGSGetScreenRectForWindow(cid, _wins_all[i], &rect);
		if (err != 0) {
			continue;
		}
		if (rect.origin.x == 0 && rect.origin.y == 0) {
			if (rect.size.width == dpy_x) {
				if (rect.size.height == dpy_y) {
					continue;
				}
			}
		}
		err = CGSGetWindowLevel(cid, _wins_all[i], &level);
		if (err != 0) {
			continue;
		}
		for (j=0; j<CGS_levelmax; j++) {
			if ((int) level == CGS_levels[j]) {
				keepit = 1;
				break;
			}
		}
		if (! keepit) {
			continue;
		}

		macwins[macwinmax].level  = (int) level;
		macwins[macwinmax].win    = (int) _wins_all[i];
		macwins[macwinmax].x      = (int) rect.origin.x;
		macwins[macwinmax].y      = (int) rect.origin.y;
		macwins[macwinmax].width  = (int) rect.size.width;
		macwins[macwinmax].height = (int) rect.size.height;
		macwins[macwinmax].mapped = 0;
		macwins[macwinmax].clipped = 0;
		macwins[macwinmax].ncache_only = 0;
		if (level == kCGPopUpMenuWindowLevel) {
			macwins[macwinmax].ncache_only = 1;
		}

if (0 || db) fprintf(stderr, "i=%03d ID: %06d  x: %03d  y: %03d  w: %03d h: %03d level: %d\n", i, _wins_all[i],
    (int) rect.origin.x, (int) rect.origin.y,(int) rect.size.width, (int) rect.size.height, (int) level);

		if (macwins[macwinmax].win < WINHISTNUM) {
			qlook[macwins[macwinmax].win] = macwinmax;
			if (macwins[macwinmax].win > maxwin) {
				maxwin = macwins[macwinmax].win;
			}
		}

		macwinmax++;
	}

	err = CGSGetOnScreenWindowList(cid, NULL, cap, _wins_mapped, &_wins_mapped_cnt);

if (db) fprintf(stderr, "cnt: %d err: %d\n", (int) _wins_mapped_cnt, err);

	if (err != 0) {
		return;
	}
	
	for (i=0; i < (int) _wins_mapped_cnt; i++) {
		int j, idx = -1;
		int win = (int) _wins_mapped[i];

		if (0 <= win && win < WINHISTNUM) {
			j = qlook[win];
			if (j >= 0 && macwins[j].win == win) {
				idx = j; 
			}
		}
		if (idx < 0) {
			for (j=0; j < macwinmax; j++) {
				if (macwins[j].win == win) {
					idx = j; 
					break;
				}
			}
		}
		if (idx >= 0) {
			macwins[idx].mapped = 1;
		}
	}

	if (ncache > 0) {
		int nv= 0, NBMAX = 64;
		int nv_win[64];
		int nv_lvl[64];
		int nv_vis[64];

		for (i=0; i < macwinmax; i++) {
			int win = macwins[i].win;
			char prev, curr;

			if (win >= WINHISTNUM) {
				continue;
			}

			whist[whist_idx][win] |= is_exist;
			if (macwins[i].mapped) {
				whist[whist_idx][win] |= is_mapped;
				if (check_clipped(win)) {
					whist[whist_idx][win] |= is_clipped;
					macwins[i].clipped = 1;
				}
				if (check_offscreen(win)) {
					whist[whist_idx][win] |= is_offscreen;
				}
			} else {
				whist[whist_idx][win] |= is_offscreen;
			}

			curr = whist[whist_idx][win];
			prev = whist[whist_prv][win];

			if (whist_skip) {
				;
			} else if ( !(prev & is_mapped) && (curr & is_mapped)) {
				/* MapNotify */
				if (0) fprintf(stderr, "MapNotify:   %d/%d  %d               %.4f tot=%d\n", prev, curr, win, dnowx(), totcnt); 
				macosx_add_mapnotify(win, macwins[i].level, 1);
				if (0) macosxCGS_follow_animation_win(win, i, 1);

			} else if ( !(curr & is_mapped) && (prev & is_mapped)) {
				/* UnmapNotify */
				if (0) fprintf(stderr, "UnmapNotify: %d/%d  %d               %.4f A tot=%d\n", prev, curr, win, dnowx(), totcnt); 
				macosx_add_mapnotify(win, macwins[i].level, 0);
			} else if ( !(prev & is_exist) && (curr & is_exist)) {
				/* CreateNotify */
				if (0) fprintf(stderr, "CreateNotify:%d/%d  %d               %.4f whist: %d/%d 0x%x tot=%d\n", prev, curr, win, dnowx(), whist_prv, whist_idx, win, totcnt); 
				macosx_add_create(win, macwins[i].level);
				if (curr & is_mapped) {
					if (0) fprintf(stderr, "MapNotify:   %d/%d  %d               %.4f tot=%d\n", prev, curr, win, dnowx(), totcnt); 
					macosx_add_mapnotify(win, macwins[i].level, 1);
				}
			}
			if (whist_skip) {
				;
			} else if (nv >= NBMAX) {
				;
			} else if (!(curr & is_mapped)) {
				;
			} else if (!(prev & is_mapped)) {
				if (1) {
					;
				} else if (curr & is_clipped) {
					if (0) fprintf(stderr, "VisibNotify: %d/%d  %d               OBS tot=%d\n", prev, curr, win, totcnt); 
					nv_win[nv] = win;
					nv_lvl[nv] = macwins[i].level;
					nv_vis[nv++] = 1;
				} else {
					if (0) fprintf(stderr, "VisibNotify: %d/%d  %d               UNOBS tot=%d\n", prev, curr, win, totcnt); 
					nv_win[nv] = win;
					nv_lvl[nv] = macwins[i].level;
					nv_vis[nv++] = 0;
				}
			} else {
				if        ( !(prev & is_clipped) &&  (curr & is_clipped) ) {
					if (0) fprintf(stderr, "VisibNotify: %d/%d  %d               OBS tot=%d\n", prev, curr, win, totcnt); 
					nv_win[nv] = win;
					nv_lvl[nv] = macwins[i].level;
					nv_vis[nv++] = 1;
				} else if (  (prev & is_clipped) && !(curr & is_clipped) ) {
					if (0) fprintf(stderr, "VisibNotify: %d/%d  %d               UNOBS tot=%d\n", prev, curr, win, totcnt); 
					nv_win[nv] = win;
					nv_lvl[nv] = macwins[i].level;
					nv_vis[nv++] = 0;
				}
			}
		}
		for (i=0; i < maxwin; i++) {
			char prev, curr;
			int win = i;
			int q = qlook[i];
			int lvl = 0;

			if (whist_skip) {
				break;
			}

			if (q >= 0) {
				lvl = macwins[q].level;	
			}
			curr = whist[whist_idx][win];
			prev = whist[whist_prv][win];
			if (!(curr & is_exist) && (prev & is_exist)) {
				if (prev & is_mapped) {
					if (0) fprintf(stderr, "UnmapNotify: %d/%d  %d               %.4f B tot=%d\n", prev, curr, win, dnowx(), totcnt); 
					macosx_add_mapnotify(win, lvl, 0);
				}
				/* DestroyNotify */
				if (0) fprintf(stderr, "DestroNotify:%d/%d  %d               %.4f tot=%d\n", prev, curr, win, dnowx(), totcnt); 
				macosx_add_destroy(win, lvl);
			}
		}
		if (nv) {
			int k;
			for (k = 0; k < nv; k++) {
				macosx_add_visnotify(nv_win[k], nv_lvl[k], nv_vis[k]);
			}
		}
	}
}

#if 1
NSLock *pblock = nil;
NSString *pbstr = nil;
NSString *cuttext = nil;

int pbcnt = -1;
NSStringEncoding pbenc = NSWindowsCP1252StringEncoding;

void macosxGCS_initpb(void) {
	NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
	pblock = [[NSLock alloc] init];
	if (![NSPasteboard generalPasteboard]) {
		macosx_log("macosxGCS_initpb: **PASTEBOARD INACCESSIBLE**.\n");
		macosx_log("macosxGCS_initpb: Clipboard exchange will NOT work.\n");
		macosx_log("macosxGCS_initpb: Start x11vnc *inside* Aqua for Clipboard.\n");
		pbcnt = 0;
		pbstr = [[NSString alloc] initWithString:@"\e<PASTEBOARD INACCESSIBLE>\e"]; 
	}
	[pool release];
}

void macosxGCS_set_pasteboard(char *str, int len) {
	NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
	if (pbcnt != 0) {
		[pblock lock];
		[cuttext release];
		cuttext = [[NSString alloc] initWithData:[NSData dataWithBytes:str length:len] encoding: pbenc];
		if ([[NSPasteboard generalPasteboard] declareTypes:[NSArray arrayWithObject:NSStringPboardType] owner:nil]) {
			NS_DURING
				[[NSPasteboard generalPasteboard] setString:cuttext forType:NSStringPboardType];
			NS_HANDLER
				fprintf(stderr, "macosxGCS_set_pasteboard: problem writing to pasteboard\n");
			NS_ENDHANDLER
		} else {
			fprintf(stderr, "macosxGCS_set_pasteboard: problem writing to pasteboard\n");
		}
		[cuttext release];
		cuttext = nil;
		[pblock unlock];
	}
	[pool release];
}

extern void macosx_send_sel(char *, int);

void macosxGCS_poll_pb(void) {

	static double dlast = 0.0;
	double now = dnow();

	if (now < dlast + 0.2) {
		return;
	}
	dlast = now;

   {
	NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
	[pblock lock];
	if (pbcnt != [[NSPasteboard generalPasteboard] changeCount]) {
		pbcnt = [[NSPasteboard generalPasteboard] changeCount];
		[pbstr release];
		pbstr = nil;
		if ([[NSPasteboard generalPasteboard] availableTypeFromArray:[NSArray arrayWithObject:NSStringPboardType]]) {
			pbstr = [[[NSPasteboard generalPasteboard] stringForType:NSStringPboardType] copy];
			if (pbstr) {
				NSData *str = [pbstr dataUsingEncoding:pbenc allowLossyConversion:YES];
				if ([str length]) {
					macosx_send_sel((char *) [str bytes], [str length]);
				}
			}
		}
	}
	[pblock unlock];
	[pool release];
   }
}
#endif

#endif	/* __APPLE__ */

OpenPOWER on IntegriCloud