| 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 | } |