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a09e091a JB |
1 | /* |
2 | * Xplugin rootless implementation frame functions | |
3 | * | |
4 | * Copyright (c) 2002-2012 Apple Computer, Inc. All rights reserved. | |
5 | * Copyright (c) 2003 Torrey T. Lyons. All Rights Reserved. | |
6 | * | |
7 | * Permission is hereby granted, free of charge, to any person obtaining a | |
8 | * copy of this software and associated documentation files (the "Software"), | |
9 | * to deal in the Software without restriction, including without limitation | |
10 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
11 | * and/or sell copies of the Software, and to permit persons to whom the | |
12 | * Software is furnished to do so, subject to the following conditions: | |
13 | * | |
14 | * The above copyright notice and this permission notice shall be included in | |
15 | * all copies or substantial portions of the Software. | |
16 | * | |
17 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
18 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
19 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
20 | * THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR | |
21 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, | |
22 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER | |
23 | * DEALINGS IN THE SOFTWARE. | |
24 | * | |
25 | * Except as contained in this notice, the name(s) of the above copyright | |
26 | * holders shall not be used in advertising or otherwise to promote the sale, | |
27 | * use or other dealings in this Software without prior written authorization. | |
28 | */ | |
29 | ||
30 | #ifdef HAVE_DIX_CONFIG_H | |
31 | #include <dix-config.h> | |
32 | #endif | |
33 | ||
34 | #include "xpr.h" | |
35 | #include "rootlessCommon.h" | |
36 | #include <Xplugin.h> | |
37 | #include "x-hash.h" | |
38 | #include "applewmExt.h" | |
39 | ||
40 | #include "propertyst.h" | |
41 | #include "dix.h" | |
42 | #include <X11/Xatom.h> | |
43 | #include "windowstr.h" | |
44 | #include "quartz.h" | |
45 | ||
46 | #ifdef HAVE_LIBDISPATCH | |
47 | #include <dispatch/dispatch.h> | |
48 | #else | |
49 | #include <pthread.h> | |
50 | #endif | |
51 | ||
52 | #ifdef DEBUG_XP_LOCK_WINDOW | |
53 | #include <execinfo.h> | |
54 | #endif | |
55 | ||
56 | #define DEFINE_ATOM_HELPER(func, atom_name) \ | |
57 | static Atom func(void) { \ | |
58 | static int generation; \ | |
59 | static Atom atom; \ | |
60 | if (generation != serverGeneration) { \ | |
61 | generation = serverGeneration; \ | |
62 | atom = MakeAtom(atom_name, strlen(atom_name), TRUE); \ | |
63 | } \ | |
64 | return atom; \ | |
65 | } | |
66 | ||
67 | DEFINE_ATOM_HELPER(xa_native_window_id, "_NATIVE_WINDOW_ID") | |
68 | ||
69 | /* Maps xp_window_id -> RootlessWindowRec */ | |
70 | static x_hash_table * window_hash; | |
71 | ||
72 | /* Need to guard window_hash since xprIsX11Window can be called from any thread. */ | |
73 | #ifdef HAVE_LIBDISPATCH | |
74 | static dispatch_queue_t window_hash_serial_q; | |
75 | #else | |
76 | static pthread_rwlock_t window_hash_rwlock; | |
77 | #endif | |
78 | ||
79 | /* Prototypes for static functions */ | |
80 | static Bool | |
81 | xprCreateFrame(RootlessWindowPtr pFrame, ScreenPtr pScreen, int newX, | |
82 | int newY, | |
83 | RegionPtr pShape); | |
84 | static void | |
85 | xprDestroyFrame(RootlessFrameID wid); | |
86 | static void | |
87 | xprMoveFrame(RootlessFrameID wid, ScreenPtr pScreen, int newX, int newY); | |
88 | static void | |
89 | xprResizeFrame(RootlessFrameID wid, ScreenPtr pScreen, int newX, int newY, | |
90 | unsigned int newW, unsigned int newH, | |
91 | unsigned int gravity); | |
92 | static void | |
93 | xprRestackFrame(RootlessFrameID wid, RootlessFrameID nextWid); | |
94 | static void | |
95 | xprReshapeFrame(RootlessFrameID wid, RegionPtr pShape); | |
96 | static void | |
97 | xprUnmapFrame(RootlessFrameID wid); | |
98 | static void | |
99 | xprStartDrawing(RootlessFrameID wid, char **pixelData, int *bytesPerRow); | |
100 | static void | |
101 | xprStopDrawing(RootlessFrameID wid, Bool flush); | |
102 | static void | |
103 | xprUpdateRegion(RootlessFrameID wid, RegionPtr pDamage); | |
104 | static void | |
105 | xprDamageRects(RootlessFrameID wid, int nrects, const BoxRec *rects, | |
106 | int shift_x, | |
107 | int shift_y); | |
108 | static void | |
109 | xprSwitchWindow(RootlessWindowPtr pFrame, WindowPtr oldWin); | |
110 | static Bool | |
111 | xprDoReorderWindow(RootlessWindowPtr pFrame); | |
112 | static void | |
113 | xprHideWindow(RootlessFrameID wid); | |
114 | static void | |
115 | xprUpdateColormap(RootlessFrameID wid, ScreenPtr pScreen); | |
116 | static void | |
117 | xprCopyWindow(RootlessFrameID wid, int dstNrects, const BoxRec *dstRects, | |
118 | int dx, | |
119 | int dy); | |
120 | ||
121 | static inline xp_error | |
122 | xprConfigureWindow(xp_window_id id, unsigned int mask, | |
123 | const xp_window_changes *values) | |
124 | { | |
125 | return xp_configure_window(id, mask, values); | |
126 | } | |
127 | ||
128 | static void | |
129 | xprSetNativeProperty(RootlessWindowPtr pFrame) | |
130 | { | |
131 | xp_error err; | |
132 | unsigned int native_id; | |
133 | long data; | |
134 | ||
135 | err = xp_get_native_window(x_cvt_vptr_to_uint(pFrame->wid), &native_id); | |
136 | if (err == Success) { | |
137 | /* FIXME: move this to AppleWM extension */ | |
138 | ||
139 | data = native_id; | |
140 | dixChangeWindowProperty(serverClient, pFrame->win, | |
141 | xa_native_window_id(), | |
142 | XA_INTEGER, 32, PropModeReplace, 1, &data, | |
143 | TRUE); | |
144 | } | |
145 | } | |
146 | ||
147 | static xp_error | |
148 | xprColormapCallback(void *data, int first_color, int n_colors, | |
149 | uint32_t *colors) | |
150 | { | |
151 | return (RootlessResolveColormap(data, first_color, n_colors, | |
152 | colors) ? XP_Success : XP_BadMatch); | |
153 | } | |
154 | ||
155 | /* | |
156 | * Create and display a new frame. | |
157 | */ | |
158 | static Bool | |
159 | xprCreateFrame(RootlessWindowPtr pFrame, ScreenPtr pScreen, | |
160 | int newX, int newY, RegionPtr pShape) | |
161 | { | |
162 | WindowPtr pWin = pFrame->win; | |
163 | xp_window_changes wc; | |
164 | unsigned int mask = 0; | |
165 | xp_error err; | |
166 | ||
167 | wc.x = newX; | |
168 | wc.y = newY; | |
169 | wc.width = pFrame->width; | |
170 | wc.height = pFrame->height; | |
171 | wc.bit_gravity = XP_GRAVITY_NONE; | |
172 | mask |= XP_BOUNDS; | |
173 | ||
174 | if (pWin->drawable.depth == 8) { | |
175 | wc.depth = XP_DEPTH_INDEX8; | |
176 | wc.colormap = xprColormapCallback; | |
177 | wc.colormap_data = pScreen; | |
178 | mask |= XP_COLORMAP; | |
179 | } | |
180 | else if (pWin->drawable.depth == 15) | |
181 | wc.depth = XP_DEPTH_RGB555; | |
182 | else if (pWin->drawable.depth == 24) | |
183 | wc.depth = XP_DEPTH_ARGB8888; | |
184 | else | |
185 | wc.depth = XP_DEPTH_NIL; | |
186 | mask |= XP_DEPTH; | |
187 | ||
188 | if (pShape != NULL) { | |
189 | wc.shape_nrects = RegionNumRects(pShape); | |
190 | wc.shape_rects = RegionRects(pShape); | |
191 | wc.shape_tx = wc.shape_ty = 0; | |
192 | mask |= XP_SHAPE; | |
193 | } | |
194 | ||
195 | pFrame->level = | |
196 | !IsRoot(pWin) ? AppleWMWindowLevelNormal : AppleWMNumWindowLevels; | |
197 | ||
198 | if (XQuartzIsRootless) | |
199 | wc.window_level = normal_window_levels[pFrame->level]; | |
200 | else if (XQuartzShieldingWindowLevel) | |
201 | wc.window_level = XQuartzShieldingWindowLevel + 1; | |
202 | else | |
203 | wc.window_level = rooted_window_levels[pFrame->level]; | |
204 | mask |= XP_WINDOW_LEVEL; | |
205 | ||
206 | err = xp_create_window(mask, &wc, (xp_window_id *)&pFrame->wid); | |
207 | ||
208 | if (err != Success) { | |
209 | return FALSE; | |
210 | } | |
211 | ||
212 | #ifdef HAVE_LIBDISPATCH | |
213 | dispatch_async(window_hash_serial_q, ^ { | |
214 | x_hash_table_insert(window_hash, pFrame->wid, pFrame); | |
215 | }); | |
216 | #else | |
217 | pthread_rwlock_wrlock(&window_hash_rwlock); | |
218 | x_hash_table_insert(window_hash, pFrame->wid, pFrame); | |
219 | pthread_rwlock_unlock(&window_hash_rwlock); | |
220 | #endif | |
221 | ||
222 | xprSetNativeProperty(pFrame); | |
223 | ||
224 | return TRUE; | |
225 | } | |
226 | ||
227 | /* | |
228 | * Destroy a frame. | |
229 | */ | |
230 | static void | |
231 | xprDestroyFrame(RootlessFrameID wid) | |
232 | { | |
233 | xp_error err; | |
234 | ||
235 | #ifdef HAVE_LIBDISPATCH | |
236 | dispatch_async(window_hash_serial_q, ^ { | |
237 | x_hash_table_remove(window_hash, wid); | |
238 | }); | |
239 | #else | |
240 | pthread_rwlock_wrlock(&window_hash_rwlock); | |
241 | x_hash_table_remove(window_hash, wid); | |
242 | pthread_rwlock_unlock(&window_hash_rwlock); | |
243 | #endif | |
244 | ||
245 | err = xp_destroy_window(x_cvt_vptr_to_uint(wid)); | |
246 | if (err != Success) | |
247 | FatalError("Could not destroy window %d (%d).", | |
248 | (int)x_cvt_vptr_to_uint( | |
249 | wid), (int)err); | |
250 | } | |
251 | ||
252 | /* | |
253 | * Move a frame on screen. | |
254 | */ | |
255 | static void | |
256 | xprMoveFrame(RootlessFrameID wid, ScreenPtr pScreen, int newX, int newY) | |
257 | { | |
258 | xp_window_changes wc; | |
259 | ||
260 | wc.x = newX; | |
261 | wc.y = newY; | |
262 | // ErrorF("xprMoveFrame(%d, %p, %d, %d)\n", wid, pScreen, newX, newY); | |
263 | xprConfigureWindow(x_cvt_vptr_to_uint(wid), XP_ORIGIN, &wc); | |
264 | } | |
265 | ||
266 | /* | |
267 | * Resize and move a frame. | |
268 | */ | |
269 | static void | |
270 | xprResizeFrame(RootlessFrameID wid, ScreenPtr pScreen, | |
271 | int newX, int newY, unsigned int newW, unsigned int newH, | |
272 | unsigned int gravity) | |
273 | { | |
274 | xp_window_changes wc; | |
275 | ||
276 | wc.x = newX; | |
277 | wc.y = newY; | |
278 | wc.width = newW; | |
279 | wc.height = newH; | |
280 | wc.bit_gravity = gravity; | |
281 | ||
282 | /* It's unlikely that being async will save us anything here. | |
283 | But it can't hurt. */ | |
284 | ||
285 | xprConfigureWindow(x_cvt_vptr_to_uint(wid), XP_BOUNDS, &wc); | |
286 | } | |
287 | ||
288 | /* | |
289 | * Change frame stacking. | |
290 | */ | |
291 | static void | |
292 | xprRestackFrame(RootlessFrameID wid, RootlessFrameID nextWid) | |
293 | { | |
294 | xp_window_changes wc; | |
295 | unsigned int mask = XP_STACKING; | |
296 | #ifdef HAVE_LIBDISPATCH | |
297 | __block | |
298 | #endif | |
299 | RootlessWindowRec * winRec; | |
300 | ||
301 | /* Stack frame below nextWid it if it exists, or raise | |
302 | frame above everything otherwise. */ | |
303 | ||
304 | if (nextWid == NULL) { | |
305 | wc.stack_mode = XP_MAPPED_ABOVE; | |
306 | wc.sibling = 0; | |
307 | } | |
308 | else { | |
309 | wc.stack_mode = XP_MAPPED_BELOW; | |
310 | wc.sibling = x_cvt_vptr_to_uint(nextWid); | |
311 | } | |
312 | ||
313 | #ifdef HAVE_LIBDISPATCH | |
314 | dispatch_sync(window_hash_serial_q, ^ { | |
315 | winRec = x_hash_table_lookup(window_hash, wid, NULL); | |
316 | }); | |
317 | #else | |
318 | pthread_rwlock_rdlock(&window_hash_rwlock); | |
319 | winRec = x_hash_table_lookup(window_hash, wid, NULL); | |
320 | pthread_rwlock_unlock(&window_hash_rwlock); | |
321 | #endif | |
322 | ||
323 | if (winRec) { | |
324 | if (XQuartzIsRootless) | |
325 | wc.window_level = normal_window_levels[winRec->level]; | |
326 | else if (XQuartzShieldingWindowLevel) | |
327 | wc.window_level = XQuartzShieldingWindowLevel + 1; | |
328 | else | |
329 | wc.window_level = rooted_window_levels[winRec->level]; | |
330 | mask |= XP_WINDOW_LEVEL; | |
331 | } | |
332 | ||
333 | xprConfigureWindow(x_cvt_vptr_to_uint(wid), mask, &wc); | |
334 | } | |
335 | ||
336 | /* | |
337 | * Change the frame's shape. | |
338 | */ | |
339 | static void | |
340 | xprReshapeFrame(RootlessFrameID wid, RegionPtr pShape) | |
341 | { | |
342 | xp_window_changes wc; | |
343 | ||
344 | if (pShape != NULL) { | |
345 | wc.shape_nrects = RegionNumRects(pShape); | |
346 | wc.shape_rects = RegionRects(pShape); | |
347 | } | |
348 | else { | |
349 | wc.shape_nrects = -1; | |
350 | wc.shape_rects = NULL; | |
351 | } | |
352 | ||
353 | wc.shape_tx = wc.shape_ty = 0; | |
354 | ||
355 | xprConfigureWindow(x_cvt_vptr_to_uint(wid), XP_SHAPE, &wc); | |
356 | } | |
357 | ||
358 | /* | |
359 | * Unmap a frame. | |
360 | */ | |
361 | static void | |
362 | xprUnmapFrame(RootlessFrameID wid) | |
363 | { | |
364 | xp_window_changes wc; | |
365 | ||
366 | wc.stack_mode = XP_UNMAPPED; | |
367 | wc.sibling = 0; | |
368 | ||
369 | xprConfigureWindow(x_cvt_vptr_to_uint(wid), XP_STACKING, &wc); | |
370 | } | |
371 | ||
372 | /* | |
373 | * Start drawing to a frame. | |
374 | * Prepare for direct access to its backing buffer. | |
375 | */ | |
376 | static void | |
377 | xprStartDrawing(RootlessFrameID wid, char **pixelData, int *bytesPerRow) | |
378 | { | |
379 | void *data[2]; | |
380 | unsigned int rowbytes[2]; | |
381 | xp_error err; | |
382 | ||
383 | #ifdef DEBUG_XP_LOCK_WINDOW | |
384 | void* callstack[128]; | |
385 | int i, frames = backtrace(callstack, 128); | |
386 | char** strs = backtrace_symbols(callstack, frames); | |
387 | ||
388 | ErrorF("=== LOCK %d ===\n", (int)x_cvt_vptr_to_uint(wid)); | |
389 | for (i = 0; i < frames; ++i) { | |
390 | ErrorF(" %s\n", strs[i]); | |
391 | } | |
392 | free(strs); | |
393 | #endif | |
394 | ||
395 | err = xp_lock_window(x_cvt_vptr_to_uint( | |
396 | wid), NULL, NULL, data, rowbytes, NULL); | |
397 | if (err != Success) | |
398 | FatalError("Could not lock window %d for drawing (%d).", | |
399 | (int)x_cvt_vptr_to_uint( | |
400 | wid), (int)err); | |
401 | ||
402 | *pixelData = data[0]; | |
403 | *bytesPerRow = rowbytes[0]; | |
404 | } | |
405 | ||
406 | /* | |
407 | * Stop drawing to a frame. | |
408 | */ | |
409 | static void | |
410 | xprStopDrawing(RootlessFrameID wid, Bool flush) | |
411 | { | |
412 | xp_error err; | |
413 | ||
414 | #ifdef DEBUG_XP_LOCK_WINDOW | |
415 | void* callstack[128]; | |
416 | int i, frames = backtrace(callstack, 128); | |
417 | char** strs = backtrace_symbols(callstack, frames); | |
418 | ||
419 | ErrorF("=== UNLOCK %d ===\n", (int)x_cvt_vptr_to_uint(wid)); | |
420 | for (i = 0; i < frames; ++i) { | |
421 | ErrorF(" %s\n", strs[i]); | |
422 | } | |
423 | free(strs); | |
424 | #endif | |
425 | ||
426 | err = xp_unlock_window(x_cvt_vptr_to_uint(wid), flush); | |
427 | /* This should be a FatalError, but we started tripping over it. Make it a | |
428 | * FatalError after http://xquartz.macosforge.org/trac/ticket/482 is fixed. | |
429 | */ | |
430 | if (err != Success) | |
431 | ErrorF("Could not unlock window %d after drawing (%d).", | |
432 | (int)x_cvt_vptr_to_uint( | |
433 | wid), (int)err); | |
434 | } | |
435 | ||
436 | /* | |
437 | * Flush drawing updates to the screen. | |
438 | */ | |
439 | static void | |
440 | xprUpdateRegion(RootlessFrameID wid, RegionPtr pDamage) | |
441 | { | |
442 | xp_flush_window(x_cvt_vptr_to_uint(wid)); | |
443 | } | |
444 | ||
445 | /* | |
446 | * Mark damaged rectangles as requiring redisplay to screen. | |
447 | */ | |
448 | static void | |
449 | xprDamageRects(RootlessFrameID wid, int nrects, const BoxRec *rects, | |
450 | int shift_x, int shift_y) | |
451 | { | |
452 | xp_mark_window(x_cvt_vptr_to_uint(wid), nrects, rects, shift_x, shift_y); | |
453 | } | |
454 | ||
455 | /* | |
456 | * Called after the window associated with a frame has been switched | |
457 | * to a new top-level parent. | |
458 | */ | |
459 | static void | |
460 | xprSwitchWindow(RootlessWindowPtr pFrame, WindowPtr oldWin) | |
461 | { | |
462 | DeleteProperty(serverClient, oldWin, xa_native_window_id()); | |
463 | ||
464 | xprSetNativeProperty(pFrame); | |
465 | } | |
466 | ||
467 | /* | |
468 | * Called to check if the frame should be reordered when it is restacked. | |
469 | */ | |
470 | static Bool | |
471 | xprDoReorderWindow(RootlessWindowPtr pFrame) | |
472 | { | |
473 | WindowPtr pWin = pFrame->win; | |
474 | ||
475 | return AppleWMDoReorderWindow(pWin); | |
476 | } | |
477 | ||
478 | /* | |
479 | * Copy area in frame to another part of frame. | |
480 | * Used to accelerate scrolling. | |
481 | */ | |
482 | static void | |
483 | xprCopyWindow(RootlessFrameID wid, int dstNrects, const BoxRec *dstRects, | |
484 | int dx, int dy) | |
485 | { | |
486 | xp_copy_window(x_cvt_vptr_to_uint(wid), x_cvt_vptr_to_uint(wid), | |
487 | dstNrects, dstRects, dx, dy); | |
488 | } | |
489 | ||
490 | static RootlessFrameProcsRec xprRootlessProcs = { | |
491 | xprCreateFrame, | |
492 | xprDestroyFrame, | |
493 | xprMoveFrame, | |
494 | xprResizeFrame, | |
495 | xprRestackFrame, | |
496 | xprReshapeFrame, | |
497 | xprUnmapFrame, | |
498 | xprStartDrawing, | |
499 | xprStopDrawing, | |
500 | xprUpdateRegion, | |
501 | xprDamageRects, | |
502 | xprSwitchWindow, | |
503 | xprDoReorderWindow, | |
504 | xprHideWindow, | |
505 | xprUpdateColormap, | |
506 | xp_copy_bytes, | |
507 | xprCopyWindow | |
508 | }; | |
509 | ||
510 | /* | |
511 | * Initialize XPR implementation | |
512 | */ | |
513 | Bool | |
514 | xprInit(ScreenPtr pScreen) | |
515 | { | |
516 | RootlessInit(pScreen, &xprRootlessProcs); | |
517 | ||
518 | rootless_CopyBytes_threshold = xp_copy_bytes_threshold; | |
519 | rootless_CopyWindow_threshold = xp_scroll_area_threshold; | |
520 | ||
521 | assert((window_hash = x_hash_table_new(NULL, NULL, NULL, NULL))); | |
522 | #ifdef HAVE_LIBDISPATCH | |
523 | assert((window_hash_serial_q = | |
524 | dispatch_queue_create(BUNDLE_ID_PREFIX ".X11.xpr_window_hash", | |
525 | NULL))); | |
526 | #else | |
527 | assert(0 == pthread_rwlock_init(&window_hash_rwlock, NULL)); | |
528 | #endif | |
529 | ||
530 | return TRUE; | |
531 | } | |
532 | ||
533 | /* | |
534 | * Given the id of a physical window, try to find the top-level (or root) | |
535 | * X window that it represents. | |
536 | */ | |
537 | WindowPtr | |
538 | xprGetXWindow(xp_window_id wid) | |
539 | { | |
540 | #ifdef HAVE_LIBDISPATCH | |
541 | RootlessWindowRec *winRec __block; | |
542 | dispatch_sync(window_hash_serial_q, ^ { | |
543 | winRec = | |
544 | x_hash_table_lookup(window_hash, | |
545 | x_cvt_uint_to_vptr(wid), NULL); | |
546 | }); | |
547 | #else | |
548 | RootlessWindowRec *winRec; | |
549 | pthread_rwlock_rdlock(&window_hash_rwlock); | |
550 | winRec = x_hash_table_lookup(window_hash, x_cvt_uint_to_vptr(wid), NULL); | |
551 | pthread_rwlock_unlock(&window_hash_rwlock); | |
552 | #endif | |
553 | ||
554 | return winRec != NULL ? winRec->win : NULL; | |
555 | } | |
556 | ||
557 | /* | |
558 | * The windowNumber is an AppKit window number. Returns TRUE if xpr is | |
559 | * displaying a window with that number. | |
560 | */ | |
561 | Bool | |
562 | xprIsX11Window(int windowNumber) | |
563 | { | |
564 | Bool ret; | |
565 | xp_window_id wid; | |
566 | ||
567 | if (xp_lookup_native_window(windowNumber, &wid)) | |
568 | ret = xprGetXWindow(wid) != NULL; | |
569 | else | |
570 | ret = FALSE; | |
571 | ||
572 | return ret; | |
573 | } | |
574 | ||
575 | /* | |
576 | * xprHideWindows | |
577 | * Hide or unhide all top level windows. This is called for application hide/ | |
578 | * unhide events if the window manager is not Apple-WM aware. Xplugin windows | |
579 | * do not hide or unhide themselves. | |
580 | */ | |
581 | void | |
582 | xprHideWindows(Bool hide) | |
583 | { | |
584 | int screen; | |
585 | WindowPtr pRoot, pWin; | |
586 | ||
587 | for (screen = 0; screen < screenInfo.numScreens; screen++) { | |
588 | RootlessFrameID prevWid = NULL; | |
589 | pRoot = screenInfo.screens[screen]->root; | |
590 | ||
591 | for (pWin = pRoot->firstChild; pWin; pWin = pWin->nextSib) { | |
592 | RootlessWindowRec *winRec = WINREC(pWin); | |
593 | ||
594 | if (winRec != NULL) { | |
595 | if (hide) { | |
596 | xprUnmapFrame(winRec->wid); | |
597 | } | |
598 | else { | |
599 | BoxRec box; | |
600 | ||
601 | xprRestackFrame(winRec->wid, prevWid); | |
602 | prevWid = winRec->wid; | |
603 | ||
604 | box.x1 = 0; | |
605 | box.y1 = 0; | |
606 | box.x2 = winRec->width; | |
607 | box.y2 = winRec->height; | |
608 | ||
609 | xprDamageRects(winRec->wid, 1, &box, 0, 0); | |
610 | RootlessQueueRedisplay(screenInfo.screens[screen]); | |
611 | } | |
612 | } | |
613 | } | |
614 | } | |
615 | } | |
616 | ||
617 | // XXX: identical to x_cvt_vptr_to_uint ? | |
618 | #define MAKE_WINDOW_ID(x) ((xp_window_id)((size_t)(x))) | |
619 | ||
620 | Bool no_configure_window; | |
621 | ||
622 | static inline int | |
623 | configure_window(xp_window_id id, unsigned int mask, | |
624 | const xp_window_changes *values) | |
625 | { | |
626 | if (!no_configure_window) | |
627 | return xp_configure_window(id, mask, values); | |
628 | else | |
629 | return XP_Success; | |
630 | } | |
631 | ||
632 | static | |
633 | void | |
634 | xprUpdateColormap(RootlessFrameID wid, ScreenPtr pScreen) | |
635 | { | |
636 | /* This is how we tell xp that the colormap may have changed. */ | |
637 | xp_window_changes wc; | |
638 | wc.colormap = xprColormapCallback; | |
639 | wc.colormap_data = pScreen; | |
640 | ||
641 | configure_window(MAKE_WINDOW_ID(wid), XP_COLORMAP, &wc); | |
642 | } | |
643 | ||
644 | static | |
645 | void | |
646 | xprHideWindow(RootlessFrameID wid) | |
647 | { | |
648 | xp_window_changes wc; | |
649 | wc.stack_mode = XP_UNMAPPED; | |
650 | wc.sibling = 0; | |
651 | configure_window(MAKE_WINDOW_ID(wid), XP_STACKING, &wc); | |
652 | } |