| 1 | /* |
| 2 | * Copyright 2001-2004 Red Hat Inc., Durham, North Carolina. |
| 3 | * |
| 4 | * All Rights Reserved. |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining |
| 7 | * a copy of this software and associated documentation files (the |
| 8 | * "Software"), to deal in the Software without restriction, including |
| 9 | * without limitation on the rights to use, copy, modify, merge, |
| 10 | * publish, distribute, sublicense, and/or sell copies of the Software, |
| 11 | * and to permit persons to whom the Software is furnished to do so, |
| 12 | * subject to the following conditions: |
| 13 | * |
| 14 | * The above copyright notice and this permission notice (including the |
| 15 | * next paragraph) shall be included in all copies or substantial |
| 16 | * portions of the Software. |
| 17 | * |
| 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| 19 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| 20 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
| 21 | * NON-INFRINGEMENT. IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS |
| 22 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN |
| 23 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
| 24 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 25 | * SOFTWARE. |
| 26 | */ |
| 27 | |
| 28 | /* |
| 29 | * Authors: |
| 30 | * Kevin E. Martin <kem@redhat.com> |
| 31 | * |
| 32 | */ |
| 33 | |
| 34 | /** \file |
| 35 | * This file provides support for window-related functions. */ |
| 36 | |
| 37 | #ifdef HAVE_DMX_CONFIG_H |
| 38 | #include <dmx-config.h> |
| 39 | #endif |
| 40 | |
| 41 | #include "dmx.h" |
| 42 | #include "dmxsync.h" |
| 43 | #include "dmxwindow.h" |
| 44 | #include "dmxpixmap.h" |
| 45 | #include "dmxcmap.h" |
| 46 | #include "dmxvisual.h" |
| 47 | #include "dmxinput.h" |
| 48 | #include "dmxextension.h" |
| 49 | #include "dmxpict.h" |
| 50 | |
| 51 | #include "windowstr.h" |
| 52 | |
| 53 | static void dmxDoRestackWindow(WindowPtr pWindow); |
| 54 | static void dmxDoChangeWindowAttributes(WindowPtr pWindow, |
| 55 | unsigned long *mask, |
| 56 | XSetWindowAttributes * attribs); |
| 57 | |
| 58 | static void dmxDoSetShape(WindowPtr pWindow); |
| 59 | |
| 60 | /** Initialize the private area for the window functions. */ |
| 61 | Bool |
| 62 | dmxInitWindow(ScreenPtr pScreen) |
| 63 | { |
| 64 | if (!dixRegisterPrivateKey |
| 65 | (&dmxWinPrivateKeyRec, PRIVATE_WINDOW, sizeof(dmxWinPrivRec))) |
| 66 | return FALSE; |
| 67 | |
| 68 | return TRUE; |
| 69 | } |
| 70 | |
| 71 | Window |
| 72 | dmxCreateRootWindow(WindowPtr pWindow) |
| 73 | { |
| 74 | ScreenPtr pScreen = pWindow->drawable.pScreen; |
| 75 | DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum]; |
| 76 | dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow); |
| 77 | Window parent; |
| 78 | Visual *visual; |
| 79 | unsigned long mask; |
| 80 | XSetWindowAttributes attribs; |
| 81 | ColormapPtr pCmap; |
| 82 | dmxColormapPrivPtr pCmapPriv; |
| 83 | |
| 84 | /* Create root window */ |
| 85 | |
| 86 | parent = dmxScreen->scrnWin; /* This is our "Screen" window */ |
| 87 | visual = dmxScreen->beVisuals[dmxScreen->beDefVisualIndex].visual; |
| 88 | |
| 89 | dixLookupResourceByType((pointer *) &pCmap, wColormap(pWindow), |
| 90 | RT_COLORMAP, NullClient, DixUnknownAccess); |
| 91 | pCmapPriv = DMX_GET_COLORMAP_PRIV(pCmap); |
| 92 | |
| 93 | mask = CWEventMask | CWBackingStore | CWColormap | CWBorderPixel; |
| 94 | attribs.event_mask = ExposureMask; |
| 95 | attribs.backing_store = NotUseful; |
| 96 | attribs.colormap = pCmapPriv->cmap; |
| 97 | attribs.border_pixel = 0; |
| 98 | |
| 99 | /* Incorporate new attributes, if needed */ |
| 100 | if (pWinPriv->attribMask) { |
| 101 | dmxDoChangeWindowAttributes(pWindow, &pWinPriv->attribMask, &attribs); |
| 102 | mask |= pWinPriv->attribMask; |
| 103 | } |
| 104 | |
| 105 | return XCreateWindow(dmxScreen->beDisplay, |
| 106 | parent, |
| 107 | pWindow->origin.x - wBorderWidth(pWindow), |
| 108 | pWindow->origin.y - wBorderWidth(pWindow), |
| 109 | pWindow->drawable.width, |
| 110 | pWindow->drawable.height, |
| 111 | pWindow->borderWidth, |
| 112 | pWindow->drawable.depth, |
| 113 | pWindow->drawable.class, visual, mask, &attribs); |
| 114 | } |
| 115 | |
| 116 | /** Change the location and size of the "screen" window. Called from |
| 117 | * dmxextension.c dmxConfigureScreenWindow(). */ |
| 118 | void |
| 119 | dmxResizeScreenWindow(ScreenPtr pScreen, int x, int y, int w, int h) |
| 120 | { |
| 121 | DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum]; |
| 122 | unsigned int m; |
| 123 | XWindowChanges c; |
| 124 | |
| 125 | if (!dmxScreen->beDisplay) |
| 126 | return; |
| 127 | |
| 128 | /* Handle resizing on back-end server */ |
| 129 | m = CWX | CWY | CWWidth | CWHeight; |
| 130 | c.x = x; |
| 131 | c.y = y; |
| 132 | c.width = w; |
| 133 | c.height = h; |
| 134 | |
| 135 | XConfigureWindow(dmxScreen->beDisplay, dmxScreen->scrnWin, m, &c); |
| 136 | dmxSync(dmxScreen, False); |
| 137 | } |
| 138 | |
| 139 | /** Change the location and size of the "root" window. Called from |
| 140 | * #dmxCreateWindow. */ |
| 141 | void |
| 142 | dmxResizeRootWindow(WindowPtr pRoot, int x, int y, int w, int h) |
| 143 | { |
| 144 | DMXScreenInfo *dmxScreen = &dmxScreens[pRoot->drawable.pScreen->myNum]; |
| 145 | dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pRoot); |
| 146 | unsigned int m; |
| 147 | XWindowChanges c; |
| 148 | |
| 149 | /* Handle resizing on back-end server */ |
| 150 | if (dmxScreen->beDisplay) { |
| 151 | m = CWX | CWY | CWWidth | CWHeight; |
| 152 | c.x = x; |
| 153 | c.y = y; |
| 154 | c.width = (w > 0) ? w : 1; |
| 155 | c.height = (h > 0) ? h : 1; |
| 156 | |
| 157 | XConfigureWindow(dmxScreen->beDisplay, pWinPriv->window, m, &c); |
| 158 | } |
| 159 | |
| 160 | if (w == 0 || h == 0) { |
| 161 | if (pWinPriv->mapped) { |
| 162 | if (dmxScreen->beDisplay) |
| 163 | XUnmapWindow(dmxScreen->beDisplay, pWinPriv->window); |
| 164 | pWinPriv->mapped = FALSE; |
| 165 | } |
| 166 | } |
| 167 | else if (!pWinPriv->mapped) { |
| 168 | if (dmxScreen->beDisplay) |
| 169 | XMapWindow(dmxScreen->beDisplay, pWinPriv->window); |
| 170 | pWinPriv->mapped = TRUE; |
| 171 | } |
| 172 | |
| 173 | if (dmxScreen->beDisplay) |
| 174 | dmxSync(dmxScreen, False); |
| 175 | } |
| 176 | |
| 177 | void |
| 178 | dmxGetDefaultWindowAttributes(WindowPtr pWindow, |
| 179 | Colormap * cmap, Visual ** visual) |
| 180 | { |
| 181 | ScreenPtr pScreen = pWindow->drawable.pScreen; |
| 182 | |
| 183 | if (pWindow->drawable.class != InputOnly && |
| 184 | pWindow->optional && |
| 185 | pWindow->optional->visual != wVisual(pWindow->parent)) { |
| 186 | |
| 187 | /* Find the matching visual */ |
| 188 | *visual = dmxLookupVisualFromID(pScreen, wVisual(pWindow)); |
| 189 | |
| 190 | /* Handle optional colormaps */ |
| 191 | if (pWindow->optional->colormap) { |
| 192 | ColormapPtr pCmap; |
| 193 | dmxColormapPrivPtr pCmapPriv; |
| 194 | |
| 195 | dixLookupResourceByType((pointer *) &pCmap, wColormap(pWindow), |
| 196 | RT_COLORMAP, NullClient, DixUnknownAccess); |
| 197 | pCmapPriv = DMX_GET_COLORMAP_PRIV(pCmap); |
| 198 | *cmap = pCmapPriv->cmap; |
| 199 | } |
| 200 | else { |
| 201 | *cmap = dmxColormapFromDefaultVisual(pScreen, *visual); |
| 202 | } |
| 203 | } |
| 204 | else { |
| 205 | *visual = CopyFromParent; |
| 206 | *cmap = (Colormap) 0; |
| 207 | } |
| 208 | } |
| 209 | |
| 210 | static Window |
| 211 | dmxCreateNonRootWindow(WindowPtr pWindow) |
| 212 | { |
| 213 | ScreenPtr pScreen = pWindow->drawable.pScreen; |
| 214 | DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum]; |
| 215 | dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow); |
| 216 | Window parent; |
| 217 | unsigned long mask = 0L; |
| 218 | XSetWindowAttributes attribs; |
| 219 | dmxWinPrivPtr pParentPriv = DMX_GET_WINDOW_PRIV(pWindow->parent); |
| 220 | |
| 221 | /* Create window on back-end server */ |
| 222 | |
| 223 | parent = pParentPriv->window; |
| 224 | |
| 225 | /* The parent won't exist if this call to CreateNonRootWindow came |
| 226 | from ReparentWindow and the grandparent window has not yet been |
| 227 | created */ |
| 228 | if (!parent) { |
| 229 | dmxCreateAndRealizeWindow(pWindow->parent, FALSE); |
| 230 | parent = pParentPriv->window; |
| 231 | } |
| 232 | |
| 233 | /* Incorporate new attributes, if needed */ |
| 234 | if (pWinPriv->attribMask) { |
| 235 | dmxDoChangeWindowAttributes(pWindow, &pWinPriv->attribMask, &attribs); |
| 236 | mask |= pWinPriv->attribMask; |
| 237 | } |
| 238 | |
| 239 | /* Add in default attributes */ |
| 240 | if (pWindow->drawable.class != InputOnly) { |
| 241 | mask |= CWBackingStore; |
| 242 | attribs.backing_store = NotUseful; |
| 243 | |
| 244 | if (!(mask & CWColormap) && pWinPriv->cmap) { |
| 245 | mask |= CWColormap; |
| 246 | attribs.colormap = pWinPriv->cmap; |
| 247 | if (!(mask & CWBorderPixel)) { |
| 248 | mask |= CWBorderPixel; |
| 249 | attribs.border_pixel = 0; |
| 250 | } |
| 251 | } |
| 252 | } |
| 253 | |
| 254 | /* Handle case where subwindows are being mapped, but created out of |
| 255 | order -- if current window has a previous sibling, then it cannot |
| 256 | be created on top of the stack, so we must restack the windows */ |
| 257 | pWinPriv->restacked = (pWindow->prevSib != NullWindow); |
| 258 | |
| 259 | return XCreateWindow(dmxScreen->beDisplay, |
| 260 | parent, |
| 261 | pWindow->origin.x - wBorderWidth(pWindow), |
| 262 | pWindow->origin.y - wBorderWidth(pWindow), |
| 263 | pWindow->drawable.width, |
| 264 | pWindow->drawable.height, |
| 265 | pWindow->borderWidth, |
| 266 | pWindow->drawable.depth, |
| 267 | pWindow->drawable.class, |
| 268 | pWinPriv->visual, mask, &attribs); |
| 269 | } |
| 270 | |
| 271 | /** This function handles lazy window creation and realization. Window |
| 272 | * creation is handled by #dmxCreateNonRootWindow(). It also handles |
| 273 | * any stacking changes that have occured since the window was |
| 274 | * originally created by calling #dmxDoRestackWindow(). If the window |
| 275 | * is shaped, the shape is set on the back-end server by calling |
| 276 | * #dmxDoSetShape(), and if the window has pictures (from RENDER) |
| 277 | * associated with it, those pictures are created on the back-end |
| 278 | * server by calling #dmxCreatePictureList(). If \a doSync is TRUE, |
| 279 | * then #dmxSync() is called. */ |
| 280 | void |
| 281 | dmxCreateAndRealizeWindow(WindowPtr pWindow, Bool doSync) |
| 282 | { |
| 283 | ScreenPtr pScreen = pWindow->drawable.pScreen; |
| 284 | DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum]; |
| 285 | dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow); |
| 286 | |
| 287 | if (!dmxScreen->beDisplay) |
| 288 | return; |
| 289 | |
| 290 | pWinPriv->window = dmxCreateNonRootWindow(pWindow); |
| 291 | if (pWinPriv->restacked) |
| 292 | dmxDoRestackWindow(pWindow); |
| 293 | if (pWinPriv->isShaped) |
| 294 | dmxDoSetShape(pWindow); |
| 295 | if (pWinPriv->hasPict) |
| 296 | dmxCreatePictureList(pWindow); |
| 297 | if (pWinPriv->mapped) |
| 298 | XMapWindow(dmxScreen->beDisplay, pWinPriv->window); |
| 299 | if (doSync) |
| 300 | dmxSync(dmxScreen, False); |
| 301 | } |
| 302 | |
| 303 | /** Create \a pWindow on the back-end server. If the lazy window |
| 304 | * creation optimization is enabled, then the actual creation and |
| 305 | * realization of the window is handled by |
| 306 | * #dmxCreateAndRealizeWindow(). */ |
| 307 | Bool |
| 308 | dmxCreateWindow(WindowPtr pWindow) |
| 309 | { |
| 310 | ScreenPtr pScreen = pWindow->drawable.pScreen; |
| 311 | DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum]; |
| 312 | dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow); |
| 313 | Bool ret = TRUE; |
| 314 | |
| 315 | DMX_UNWRAP(CreateWindow, dmxScreen, pScreen); |
| 316 | #if 0 |
| 317 | if (pScreen->CreateWindow) |
| 318 | ret = pScreen->CreateWindow(pWindow); |
| 319 | #endif |
| 320 | |
| 321 | /* Set up the defaults */ |
| 322 | pWinPriv->window = (Window) 0; |
| 323 | pWinPriv->offscreen = TRUE; |
| 324 | pWinPriv->mapped = FALSE; |
| 325 | pWinPriv->restacked = FALSE; |
| 326 | pWinPriv->attribMask = 0; |
| 327 | pWinPriv->isShaped = FALSE; |
| 328 | pWinPriv->hasPict = FALSE; |
| 329 | #ifdef GLXEXT |
| 330 | pWinPriv->swapGroup = NULL; |
| 331 | pWinPriv->barrier = 0; |
| 332 | #endif |
| 333 | |
| 334 | if (dmxScreen->beDisplay) { |
| 335 | /* Only create the root window at this stage -- non-root windows are |
| 336 | created when they are mapped and are on-screen */ |
| 337 | if (!pWindow->parent) { |
| 338 | dmxScreen->rootWin = pWinPriv->window |
| 339 | = dmxCreateRootWindow(pWindow); |
| 340 | if (dmxScreen->scrnX != dmxScreen->rootX |
| 341 | || dmxScreen->scrnY != dmxScreen->rootY |
| 342 | || dmxScreen->scrnWidth != dmxScreen->rootWidth |
| 343 | || dmxScreen->scrnHeight != dmxScreen->rootHeight) { |
| 344 | dmxResizeRootWindow(pWindow, |
| 345 | dmxScreen->rootX, |
| 346 | dmxScreen->rootY, |
| 347 | dmxScreen->rootWidth, |
| 348 | dmxScreen->rootHeight); |
| 349 | dmxUpdateScreenResources(screenInfo.screens[dmxScreen->index], |
| 350 | dmxScreen->rootX, |
| 351 | dmxScreen->rootY, |
| 352 | dmxScreen->rootWidth, |
| 353 | dmxScreen->rootHeight); |
| 354 | pWindow->origin.x = dmxScreen->rootX; |
| 355 | pWindow->origin.y = dmxScreen->rootY; |
| 356 | } |
| 357 | } |
| 358 | else { |
| 359 | dmxGetDefaultWindowAttributes(pWindow, |
| 360 | &pWinPriv->cmap, &pWinPriv->visual); |
| 361 | |
| 362 | if (dmxLazyWindowCreation) { |
| 363 | /* Save parent's visual for use later */ |
| 364 | if (pWinPriv->visual == CopyFromParent) |
| 365 | pWinPriv->visual = |
| 366 | dmxLookupVisualFromID(pScreen, |
| 367 | wVisual(pWindow->parent)); |
| 368 | } |
| 369 | else { |
| 370 | pWinPriv->window = dmxCreateNonRootWindow(pWindow); |
| 371 | } |
| 372 | } |
| 373 | |
| 374 | dmxSync(dmxScreen, False); |
| 375 | } |
| 376 | |
| 377 | DMX_WRAP(CreateWindow, dmxCreateWindow, dmxScreen, pScreen); |
| 378 | |
| 379 | return ret; |
| 380 | } |
| 381 | |
| 382 | /** Destroy \a pWindow on the back-end server. */ |
| 383 | Bool |
| 384 | dmxBEDestroyWindow(WindowPtr pWindow) |
| 385 | { |
| 386 | ScreenPtr pScreen = pWindow->drawable.pScreen; |
| 387 | DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum]; |
| 388 | dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow); |
| 389 | |
| 390 | if (pWinPriv->window) { |
| 391 | XDestroyWindow(dmxScreen->beDisplay, pWinPriv->window); |
| 392 | pWinPriv->window = (Window) 0; |
| 393 | return TRUE; |
| 394 | } |
| 395 | |
| 396 | return FALSE; |
| 397 | } |
| 398 | |
| 399 | /** Destroy \a pWindow on the back-end server. If any RENDER pictures |
| 400 | were created, destroy them as well. */ |
| 401 | Bool |
| 402 | dmxDestroyWindow(WindowPtr pWindow) |
| 403 | { |
| 404 | ScreenPtr pScreen = pWindow->drawable.pScreen; |
| 405 | DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum]; |
| 406 | Bool ret = TRUE; |
| 407 | Bool needSync = FALSE; |
| 408 | |
| 409 | #ifdef GLXEXT |
| 410 | dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow); |
| 411 | #endif |
| 412 | |
| 413 | DMX_UNWRAP(DestroyWindow, dmxScreen, pScreen); |
| 414 | |
| 415 | /* Destroy any picture list associated with this window */ |
| 416 | needSync |= dmxDestroyPictureList(pWindow); |
| 417 | |
| 418 | /* Destroy window on back-end server */ |
| 419 | needSync |= dmxBEDestroyWindow(pWindow); |
| 420 | if (needSync) |
| 421 | dmxSync(dmxScreen, FALSE); |
| 422 | |
| 423 | #ifdef GLXEXT |
| 424 | if (pWinPriv->swapGroup && pWinPriv->windowDestroyed) |
| 425 | pWinPriv->windowDestroyed(pWindow); |
| 426 | #endif |
| 427 | |
| 428 | if (pScreen->DestroyWindow) |
| 429 | ret = pScreen->DestroyWindow(pWindow); |
| 430 | |
| 431 | DMX_WRAP(DestroyWindow, dmxDestroyWindow, dmxScreen, pScreen); |
| 432 | |
| 433 | return ret; |
| 434 | } |
| 435 | |
| 436 | /** Change the position of \a pWindow to be \a x, \a y. */ |
| 437 | Bool |
| 438 | dmxPositionWindow(WindowPtr pWindow, int x, int y) |
| 439 | { |
| 440 | ScreenPtr pScreen = pWindow->drawable.pScreen; |
| 441 | DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum]; |
| 442 | Bool ret = TRUE; |
| 443 | dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow); |
| 444 | unsigned int m; |
| 445 | XWindowChanges c; |
| 446 | |
| 447 | DMX_UNWRAP(PositionWindow, dmxScreen, pScreen); |
| 448 | #if 0 |
| 449 | if (pScreen->PositionWindow) |
| 450 | ret = pScreen->PositionWindow(pWindow, x, y); |
| 451 | #endif |
| 452 | |
| 453 | /* Determine if the window is completely off the visible portion of |
| 454 | the screen */ |
| 455 | pWinPriv->offscreen = DMX_WINDOW_OFFSCREEN(pWindow); |
| 456 | |
| 457 | /* If the window is now on-screen and it is mapped and it has not |
| 458 | been created yet, create it and map it */ |
| 459 | if (!pWinPriv->window && pWinPriv->mapped && !pWinPriv->offscreen) { |
| 460 | dmxCreateAndRealizeWindow(pWindow, TRUE); |
| 461 | } |
| 462 | else if (pWinPriv->window) { |
| 463 | /* Position window on back-end server */ |
| 464 | m = CWX | CWY | CWWidth | CWHeight; |
| 465 | c.x = pWindow->origin.x - wBorderWidth(pWindow); |
| 466 | c.y = pWindow->origin.y - wBorderWidth(pWindow); |
| 467 | c.width = pWindow->drawable.width; |
| 468 | c.height = pWindow->drawable.height; |
| 469 | if (pWindow->drawable.class != InputOnly) { |
| 470 | m |= CWBorderWidth; |
| 471 | c.border_width = pWindow->borderWidth; |
| 472 | } |
| 473 | |
| 474 | XConfigureWindow(dmxScreen->beDisplay, pWinPriv->window, m, &c); |
| 475 | dmxSync(dmxScreen, False); |
| 476 | } |
| 477 | |
| 478 | DMX_WRAP(PositionWindow, dmxPositionWindow, dmxScreen, pScreen); |
| 479 | |
| 480 | return ret; |
| 481 | } |
| 482 | |
| 483 | static void |
| 484 | dmxDoChangeWindowAttributes(WindowPtr pWindow, |
| 485 | unsigned long *mask, XSetWindowAttributes * attribs) |
| 486 | { |
| 487 | dmxPixPrivPtr pPixPriv; |
| 488 | |
| 489 | if (*mask & CWBackPixmap) { |
| 490 | switch (pWindow->backgroundState) { |
| 491 | case None: |
| 492 | attribs->background_pixmap = None; |
| 493 | break; |
| 494 | |
| 495 | case ParentRelative: |
| 496 | attribs->background_pixmap = ParentRelative; |
| 497 | break; |
| 498 | |
| 499 | case BackgroundPixmap: |
| 500 | pPixPriv = DMX_GET_PIXMAP_PRIV(pWindow->background.pixmap); |
| 501 | attribs->background_pixmap = pPixPriv->pixmap; |
| 502 | break; |
| 503 | |
| 504 | case BackgroundPixel: |
| 505 | *mask &= ~CWBackPixmap; |
| 506 | break; |
| 507 | } |
| 508 | } |
| 509 | |
| 510 | if (*mask & CWBackPixel) { |
| 511 | if (pWindow->backgroundState == BackgroundPixel) |
| 512 | attribs->background_pixel = pWindow->background.pixel; |
| 513 | else |
| 514 | *mask &= ~CWBackPixel; |
| 515 | } |
| 516 | |
| 517 | if (*mask & CWBorderPixmap) { |
| 518 | if (pWindow->borderIsPixel) |
| 519 | *mask &= ~CWBorderPixmap; |
| 520 | else { |
| 521 | pPixPriv = DMX_GET_PIXMAP_PRIV(pWindow->border.pixmap); |
| 522 | attribs->border_pixmap = pPixPriv->pixmap; |
| 523 | } |
| 524 | } |
| 525 | |
| 526 | if (*mask & CWBorderPixel) { |
| 527 | if (pWindow->borderIsPixel) |
| 528 | attribs->border_pixel = pWindow->border.pixel; |
| 529 | else |
| 530 | *mask &= ~CWBorderPixel; |
| 531 | } |
| 532 | |
| 533 | if (*mask & CWBitGravity) |
| 534 | attribs->bit_gravity = pWindow->bitGravity; |
| 535 | |
| 536 | if (*mask & CWWinGravity) |
| 537 | *mask &= ~CWWinGravity; /* Handled by dix */ |
| 538 | |
| 539 | if (*mask & CWBackingStore) |
| 540 | *mask &= ~CWBackingStore; /* Backing store not supported */ |
| 541 | |
| 542 | if (*mask & CWBackingPlanes) |
| 543 | *mask &= ~CWBackingPlanes; /* Backing store not supported */ |
| 544 | |
| 545 | if (*mask & CWBackingPixel) |
| 546 | *mask &= ~CWBackingPixel; /* Backing store not supported */ |
| 547 | |
| 548 | if (*mask & CWOverrideRedirect) |
| 549 | attribs->override_redirect = pWindow->overrideRedirect; |
| 550 | |
| 551 | if (*mask & CWSaveUnder) |
| 552 | *mask &= ~CWSaveUnder; /* Save unders not supported */ |
| 553 | |
| 554 | if (*mask & CWEventMask) |
| 555 | *mask &= ~CWEventMask; /* Events are handled by dix */ |
| 556 | |
| 557 | if (*mask & CWDontPropagate) |
| 558 | *mask &= ~CWDontPropagate; /* Events are handled by dix */ |
| 559 | |
| 560 | if (*mask & CWColormap) { |
| 561 | ColormapPtr pCmap; |
| 562 | dmxColormapPrivPtr pCmapPriv; |
| 563 | |
| 564 | dixLookupResourceByType((pointer *) &pCmap, wColormap(pWindow), |
| 565 | RT_COLORMAP, NullClient, DixUnknownAccess); |
| 566 | pCmapPriv = DMX_GET_COLORMAP_PRIV(pCmap); |
| 567 | attribs->colormap = pCmapPriv->cmap; |
| 568 | } |
| 569 | |
| 570 | if (*mask & CWCursor) |
| 571 | *mask &= ~CWCursor; /* Handled by the cursor code */ |
| 572 | } |
| 573 | |
| 574 | /** Change the window attributes of \a pWindow. */ |
| 575 | Bool |
| 576 | dmxChangeWindowAttributes(WindowPtr pWindow, unsigned long mask) |
| 577 | { |
| 578 | ScreenPtr pScreen = pWindow->drawable.pScreen; |
| 579 | DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum]; |
| 580 | Bool ret = TRUE; |
| 581 | dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow); |
| 582 | XSetWindowAttributes attribs; |
| 583 | |
| 584 | DMX_UNWRAP(ChangeWindowAttributes, dmxScreen, pScreen); |
| 585 | #if 0 |
| 586 | if (pScreen->ChangeWindowAttributes) |
| 587 | ret = pScreen->ChangeWindowAttributes(pWindow, mask); |
| 588 | #endif |
| 589 | |
| 590 | /* Change window attribs on back-end server */ |
| 591 | dmxDoChangeWindowAttributes(pWindow, &mask, &attribs); |
| 592 | |
| 593 | /* Save mask for lazy window creation optimization */ |
| 594 | pWinPriv->attribMask |= mask; |
| 595 | |
| 596 | if (mask && pWinPriv->window) { |
| 597 | XChangeWindowAttributes(dmxScreen->beDisplay, pWinPriv->window, |
| 598 | mask, &attribs); |
| 599 | dmxSync(dmxScreen, False); |
| 600 | } |
| 601 | |
| 602 | DMX_WRAP(ChangeWindowAttributes, dmxChangeWindowAttributes, dmxScreen, |
| 603 | pScreen); |
| 604 | |
| 605 | return ret; |
| 606 | } |
| 607 | |
| 608 | /** Realize \a pWindow on the back-end server. If the lazy window |
| 609 | * creation optimization is enabled, the window is only realized when |
| 610 | * it at least partially overlaps the screen. */ |
| 611 | Bool |
| 612 | dmxRealizeWindow(WindowPtr pWindow) |
| 613 | { |
| 614 | ScreenPtr pScreen = pWindow->drawable.pScreen; |
| 615 | DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum]; |
| 616 | Bool ret = TRUE; |
| 617 | dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow); |
| 618 | |
| 619 | DMX_UNWRAP(RealizeWindow, dmxScreen, pScreen); |
| 620 | #if 0 |
| 621 | if (pScreen->RealizeWindow) |
| 622 | ret = pScreen->RealizeWindow(pWindow); |
| 623 | #endif |
| 624 | |
| 625 | /* Determine if the window is completely off the visible portion of |
| 626 | the screen */ |
| 627 | pWinPriv->offscreen = DMX_WINDOW_OFFSCREEN(pWindow); |
| 628 | |
| 629 | /* If the window hasn't been created and it's not offscreen, then |
| 630 | create it */ |
| 631 | if (!pWinPriv->window && !pWinPriv->offscreen) { |
| 632 | dmxCreateAndRealizeWindow(pWindow, FALSE); |
| 633 | } |
| 634 | |
| 635 | if (pWinPriv->window) { |
| 636 | /* Realize window on back-end server */ |
| 637 | XMapWindow(dmxScreen->beDisplay, pWinPriv->window); |
| 638 | dmxSync(dmxScreen, False); |
| 639 | } |
| 640 | |
| 641 | /* Let the other functions know that the window is now mapped */ |
| 642 | pWinPriv->mapped = TRUE; |
| 643 | |
| 644 | DMX_WRAP(RealizeWindow, dmxRealizeWindow, dmxScreen, pScreen); |
| 645 | |
| 646 | dmxUpdateWindowInfo(DMX_UPDATE_REALIZE, pWindow); |
| 647 | return ret; |
| 648 | } |
| 649 | |
| 650 | /** Unrealize \a pWindow on the back-end server. */ |
| 651 | Bool |
| 652 | dmxUnrealizeWindow(WindowPtr pWindow) |
| 653 | { |
| 654 | ScreenPtr pScreen = pWindow->drawable.pScreen; |
| 655 | DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum]; |
| 656 | Bool ret = TRUE; |
| 657 | dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow); |
| 658 | |
| 659 | DMX_UNWRAP(UnrealizeWindow, dmxScreen, pScreen); |
| 660 | #if 0 |
| 661 | if (pScreen->UnrealizeWindow) |
| 662 | ret = pScreen->UnrealizeWindow(pWindow); |
| 663 | #endif |
| 664 | |
| 665 | if (pWinPriv->window) { |
| 666 | /* Unrealize window on back-end server */ |
| 667 | XUnmapWindow(dmxScreen->beDisplay, pWinPriv->window); |
| 668 | dmxSync(dmxScreen, False); |
| 669 | } |
| 670 | |
| 671 | /* When unrealized (i.e., unmapped), the window is always considered |
| 672 | off of the visible portion of the screen */ |
| 673 | pWinPriv->offscreen = TRUE; |
| 674 | pWinPriv->mapped = FALSE; |
| 675 | |
| 676 | #ifdef GLXEXT |
| 677 | if (pWinPriv->swapGroup && pWinPriv->windowUnmapped) |
| 678 | pWinPriv->windowUnmapped(pWindow); |
| 679 | #endif |
| 680 | |
| 681 | DMX_WRAP(UnrealizeWindow, dmxUnrealizeWindow, dmxScreen, pScreen); |
| 682 | |
| 683 | dmxUpdateWindowInfo(DMX_UPDATE_UNREALIZE, pWindow); |
| 684 | return ret; |
| 685 | } |
| 686 | |
| 687 | static void |
| 688 | dmxDoRestackWindow(WindowPtr pWindow) |
| 689 | { |
| 690 | ScreenPtr pScreen = pWindow->drawable.pScreen; |
| 691 | DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum]; |
| 692 | dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow); |
| 693 | WindowPtr pNextSib = pWindow->nextSib; |
| 694 | unsigned int m; |
| 695 | XWindowChanges c; |
| 696 | |
| 697 | if (pNextSib == NullWindow) { |
| 698 | /* Window is at the bottom of the stack */ |
| 699 | m = CWStackMode; |
| 700 | c.sibling = (Window) 0; |
| 701 | c.stack_mode = Below; |
| 702 | XConfigureWindow(dmxScreen->beDisplay, pWinPriv->window, m, &c); |
| 703 | } |
| 704 | else { |
| 705 | /* Window is not at the bottom of the stack */ |
| 706 | dmxWinPrivPtr pNextSibPriv = DMX_GET_WINDOW_PRIV(pNextSib); |
| 707 | |
| 708 | /* Handle case where siblings have not yet been created due to |
| 709 | lazy window creation optimization by first finding the next |
| 710 | sibling in the sibling list that has been created (if any) |
| 711 | and then putting the current window just above that sibling, |
| 712 | and if no next siblings have been created yet, then put it at |
| 713 | the bottom of the stack (since it might have a previous |
| 714 | sibling that should be above it). */ |
| 715 | while (!pNextSibPriv->window) { |
| 716 | pNextSib = pNextSib->nextSib; |
| 717 | if (pNextSib == NullWindow) { |
| 718 | /* Window is at the bottom of the stack */ |
| 719 | m = CWStackMode; |
| 720 | c.sibling = (Window) 0; |
| 721 | c.stack_mode = Below; |
| 722 | XConfigureWindow(dmxScreen->beDisplay, pWinPriv->window, m, &c); |
| 723 | return; |
| 724 | } |
| 725 | pNextSibPriv = DMX_GET_WINDOW_PRIV(pNextSib); |
| 726 | } |
| 727 | |
| 728 | m = CWStackMode | CWSibling; |
| 729 | c.sibling = pNextSibPriv->window; |
| 730 | c.stack_mode = Above; |
| 731 | XConfigureWindow(dmxScreen->beDisplay, pWinPriv->window, m, &c); |
| 732 | } |
| 733 | } |
| 734 | |
| 735 | /** Handle window restacking. The actual restacking occurs in |
| 736 | * #dmxDoRestackWindow(). */ |
| 737 | void |
| 738 | dmxRestackWindow(WindowPtr pWindow, WindowPtr pOldNextSib) |
| 739 | { |
| 740 | ScreenPtr pScreen = pWindow->drawable.pScreen; |
| 741 | DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum]; |
| 742 | dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow); |
| 743 | |
| 744 | DMX_UNWRAP(RestackWindow, dmxScreen, pScreen); |
| 745 | #if 0 |
| 746 | if (pScreen->RestackWindow) |
| 747 | pScreen->RestackWindow(pWindow, pOldNextSib); |
| 748 | #endif |
| 749 | |
| 750 | if (pOldNextSib != pWindow->nextSib) { |
| 751 | /* Track restacking for lazy window creation optimization */ |
| 752 | pWinPriv->restacked = TRUE; |
| 753 | |
| 754 | /* Restack window on back-end server */ |
| 755 | if (pWinPriv->window) { |
| 756 | dmxDoRestackWindow(pWindow); |
| 757 | dmxSync(dmxScreen, False); |
| 758 | } |
| 759 | } |
| 760 | |
| 761 | DMX_WRAP(RestackWindow, dmxRestackWindow, dmxScreen, pScreen); |
| 762 | dmxUpdateWindowInfo(DMX_UPDATE_RESTACK, pWindow); |
| 763 | } |
| 764 | |
| 765 | static Bool |
| 766 | dmxWindowExposurePredicate(Display * dpy, XEvent * ev, XPointer ptr) |
| 767 | { |
| 768 | return (ev->type == Expose && ev->xexpose.window == *(Window *) ptr); |
| 769 | } |
| 770 | |
| 771 | /** Handle exposures on \a pWindow. Since window exposures are handled |
| 772 | * in DMX, the events that are generated by the back-end server are |
| 773 | * redundant, so we eat them here. */ |
| 774 | void |
| 775 | dmxWindowExposures(WindowPtr pWindow, RegionPtr prgn, RegionPtr other_exposed) |
| 776 | { |
| 777 | ScreenPtr pScreen = pWindow->drawable.pScreen; |
| 778 | DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum]; |
| 779 | dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow); |
| 780 | XEvent ev; |
| 781 | |
| 782 | DMX_UNWRAP(WindowExposures, dmxScreen, pScreen); |
| 783 | |
| 784 | dmxSync(dmxScreen, False); |
| 785 | |
| 786 | if (pWinPriv->window) { |
| 787 | while (XCheckIfEvent(dmxScreen->beDisplay, &ev, |
| 788 | dmxWindowExposurePredicate, |
| 789 | (XPointer) &pWinPriv->window)) { |
| 790 | /* Handle expose events -- this should not be necessary |
| 791 | since the base window in which the root window was |
| 792 | created is guaranteed to be on top (override_redirect), |
| 793 | so we should just swallow these events. If for some |
| 794 | reason the window is not on top, then we'd need to |
| 795 | collect these events and send them to the client later |
| 796 | (e.g., during the block handler as Xnest does). */ |
| 797 | } |
| 798 | } |
| 799 | |
| 800 | #if 1 |
| 801 | if (pScreen->WindowExposures) |
| 802 | pScreen->WindowExposures(pWindow, prgn, other_exposed); |
| 803 | #endif |
| 804 | DMX_WRAP(WindowExposures, dmxWindowExposures, dmxScreen, pScreen); |
| 805 | } |
| 806 | |
| 807 | /** Move \a pWindow on the back-end server. Determine whether or not it |
| 808 | * is on or offscreen, and realize it if it is newly on screen and the |
| 809 | * lazy window creation optimization is enabled. */ |
| 810 | void |
| 811 | dmxCopyWindow(WindowPtr pWindow, DDXPointRec ptOldOrg, RegionPtr prgnSrc) |
| 812 | { |
| 813 | ScreenPtr pScreen = pWindow->drawable.pScreen; |
| 814 | DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum]; |
| 815 | dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow); |
| 816 | unsigned int m; |
| 817 | XWindowChanges c; |
| 818 | |
| 819 | DMX_UNWRAP(CopyWindow, dmxScreen, pScreen); |
| 820 | #if 0 |
| 821 | if (pScreen->CopyWindow) |
| 822 | pScreen->CopyWindow(pWindow, ptOldOrg, prgnSrc); |
| 823 | #endif |
| 824 | |
| 825 | /* Determine if the window is completely off the visible portion of |
| 826 | the screen */ |
| 827 | pWinPriv->offscreen = DMX_WINDOW_OFFSCREEN(pWindow); |
| 828 | |
| 829 | /* If the window is now on-screen and it is mapped and it has not |
| 830 | been created yet, create it and map it */ |
| 831 | if (!pWinPriv->window && pWinPriv->mapped && !pWinPriv->offscreen) { |
| 832 | dmxCreateAndRealizeWindow(pWindow, TRUE); |
| 833 | } |
| 834 | else if (pWinPriv->window) { |
| 835 | /* Move window on back-end server */ |
| 836 | m = CWX | CWY | CWWidth | CWHeight; |
| 837 | c.x = pWindow->origin.x - wBorderWidth(pWindow); |
| 838 | c.y = pWindow->origin.y - wBorderWidth(pWindow); |
| 839 | c.width = pWindow->drawable.width; |
| 840 | c.height = pWindow->drawable.height; |
| 841 | |
| 842 | XConfigureWindow(dmxScreen->beDisplay, pWinPriv->window, m, &c); |
| 843 | dmxSync(dmxScreen, False); |
| 844 | } |
| 845 | |
| 846 | DMX_WRAP(CopyWindow, dmxCopyWindow, dmxScreen, pScreen); |
| 847 | dmxUpdateWindowInfo(DMX_UPDATE_COPY, pWindow); |
| 848 | } |
| 849 | |
| 850 | /** Resize \a pWindow on the back-end server. Determine whether or not |
| 851 | * it is on or offscreen, and realize it if it is newly on screen and |
| 852 | * the lazy window creation optimization is enabled. */ |
| 853 | void |
| 854 | dmxResizeWindow(WindowPtr pWindow, int x, int y, |
| 855 | unsigned int w, unsigned int h, WindowPtr pSib) |
| 856 | { |
| 857 | ScreenPtr pScreen = pWindow->drawable.pScreen; |
| 858 | DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum]; |
| 859 | dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow); |
| 860 | dmxWinPrivPtr pSibPriv; |
| 861 | unsigned int m; |
| 862 | XWindowChanges c; |
| 863 | |
| 864 | if (pSib) |
| 865 | pSibPriv = DMX_GET_WINDOW_PRIV(pSib); |
| 866 | |
| 867 | DMX_UNWRAP(ResizeWindow, dmxScreen, pScreen); |
| 868 | #if 1 |
| 869 | if (pScreen->ResizeWindow) |
| 870 | pScreen->ResizeWindow(pWindow, x, y, w, h, pSib); |
| 871 | #endif |
| 872 | |
| 873 | /* Determine if the window is completely off the visible portion of |
| 874 | the screen */ |
| 875 | pWinPriv->offscreen = DMX_WINDOW_OFFSCREEN(pWindow); |
| 876 | |
| 877 | /* If the window is now on-screen and it is mapped and it has not |
| 878 | been created yet, create it and map it */ |
| 879 | if (!pWinPriv->window && pWinPriv->mapped && !pWinPriv->offscreen) { |
| 880 | dmxCreateAndRealizeWindow(pWindow, TRUE); |
| 881 | } |
| 882 | else if (pWinPriv->window) { |
| 883 | /* Handle resizing on back-end server */ |
| 884 | m = CWX | CWY | CWWidth | CWHeight; |
| 885 | c.x = pWindow->origin.x - wBorderWidth(pWindow); |
| 886 | c.y = pWindow->origin.y - wBorderWidth(pWindow); |
| 887 | c.width = pWindow->drawable.width; |
| 888 | c.height = pWindow->drawable.height; |
| 889 | |
| 890 | XConfigureWindow(dmxScreen->beDisplay, pWinPriv->window, m, &c); |
| 891 | dmxSync(dmxScreen, False); |
| 892 | } |
| 893 | |
| 894 | DMX_WRAP(ResizeWindow, dmxResizeWindow, dmxScreen, pScreen); |
| 895 | dmxUpdateWindowInfo(DMX_UPDATE_RESIZE, pWindow); |
| 896 | } |
| 897 | |
| 898 | /** Reparent \a pWindow on the back-end server. */ |
| 899 | void |
| 900 | dmxReparentWindow(WindowPtr pWindow, WindowPtr pPriorParent) |
| 901 | { |
| 902 | ScreenPtr pScreen = pWindow->drawable.pScreen; |
| 903 | DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum]; |
| 904 | dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow); |
| 905 | dmxWinPrivPtr pParentPriv = DMX_GET_WINDOW_PRIV(pWindow->parent); |
| 906 | |
| 907 | DMX_UNWRAP(ReparentWindow, dmxScreen, pScreen); |
| 908 | #if 0 |
| 909 | if (pScreen->ReparentWindow) |
| 910 | pScreen->ReparentWindow(pWindow, pPriorParent); |
| 911 | #endif |
| 912 | |
| 913 | if (pWinPriv->window) { |
| 914 | if (!pParentPriv->window) { |
| 915 | dmxCreateAndRealizeWindow(pWindow->parent, FALSE); |
| 916 | } |
| 917 | |
| 918 | /* Handle reparenting on back-end server */ |
| 919 | XReparentWindow(dmxScreen->beDisplay, pWinPriv->window, |
| 920 | pParentPriv->window, |
| 921 | pWindow->origin.x - wBorderWidth(pWindow), |
| 922 | pWindow->origin.x - wBorderWidth(pWindow)); |
| 923 | dmxSync(dmxScreen, False); |
| 924 | } |
| 925 | |
| 926 | DMX_WRAP(ReparentWindow, dmxReparentWindow, dmxScreen, pScreen); |
| 927 | dmxUpdateWindowInfo(DMX_UPDATE_REPARENT, pWindow); |
| 928 | } |
| 929 | |
| 930 | /** Change border width for \a pWindow to \a width pixels. */ |
| 931 | void |
| 932 | dmxChangeBorderWidth(WindowPtr pWindow, unsigned int width) |
| 933 | { |
| 934 | ScreenPtr pScreen = pWindow->drawable.pScreen; |
| 935 | DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum]; |
| 936 | dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow); |
| 937 | unsigned int m; |
| 938 | XWindowChanges c; |
| 939 | |
| 940 | DMX_UNWRAP(ChangeBorderWidth, dmxScreen, pScreen); |
| 941 | #if 1 |
| 942 | if (pScreen->ChangeBorderWidth) |
| 943 | pScreen->ChangeBorderWidth(pWindow, width); |
| 944 | #endif |
| 945 | |
| 946 | /* NOTE: Do we need to check for on/off screen here? */ |
| 947 | |
| 948 | if (pWinPriv->window) { |
| 949 | /* Handle border width change on back-end server */ |
| 950 | m = CWBorderWidth; |
| 951 | c.border_width = width; |
| 952 | |
| 953 | XConfigureWindow(dmxScreen->beDisplay, pWinPriv->window, m, &c); |
| 954 | dmxSync(dmxScreen, False); |
| 955 | } |
| 956 | |
| 957 | DMX_WRAP(ChangeBorderWidth, dmxChangeBorderWidth, dmxScreen, pScreen); |
| 958 | } |
| 959 | |
| 960 | static void |
| 961 | dmxDoSetShape(WindowPtr pWindow) |
| 962 | { |
| 963 | ScreenPtr pScreen = pWindow->drawable.pScreen; |
| 964 | DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum]; |
| 965 | dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow); |
| 966 | int nBox; |
| 967 | BoxPtr pBox; |
| 968 | int nRect; |
| 969 | XRectangle *pRect; |
| 970 | XRectangle *pRectFirst; |
| 971 | |
| 972 | /* First, set the bounding shape */ |
| 973 | if (wBoundingShape(pWindow)) { |
| 974 | pBox = RegionRects(wBoundingShape(pWindow)); |
| 975 | nRect = nBox = RegionNumRects(wBoundingShape(pWindow)); |
| 976 | pRectFirst = pRect = malloc(nRect * sizeof(*pRect)); |
| 977 | while (nBox--) { |
| 978 | pRect->x = pBox->x1; |
| 979 | pRect->y = pBox->y1; |
| 980 | pRect->width = pBox->x2 - pBox->x1; |
| 981 | pRect->height = pBox->y2 - pBox->y1; |
| 982 | pBox++; |
| 983 | pRect++; |
| 984 | } |
| 985 | XShapeCombineRectangles(dmxScreen->beDisplay, pWinPriv->window, |
| 986 | ShapeBounding, 0, 0, |
| 987 | pRectFirst, nRect, ShapeSet, YXBanded); |
| 988 | free(pRectFirst); |
| 989 | } |
| 990 | else { |
| 991 | XShapeCombineMask(dmxScreen->beDisplay, pWinPriv->window, |
| 992 | ShapeBounding, 0, 0, None, ShapeSet); |
| 993 | } |
| 994 | |
| 995 | /* Next, set the clip shape */ |
| 996 | if (wClipShape(pWindow)) { |
| 997 | pBox = RegionRects(wClipShape(pWindow)); |
| 998 | nRect = nBox = RegionNumRects(wClipShape(pWindow)); |
| 999 | pRectFirst = pRect = malloc(nRect * sizeof(*pRect)); |
| 1000 | while (nBox--) { |
| 1001 | pRect->x = pBox->x1; |
| 1002 | pRect->y = pBox->y1; |
| 1003 | pRect->width = pBox->x2 - pBox->x1; |
| 1004 | pRect->height = pBox->y2 - pBox->y1; |
| 1005 | pBox++; |
| 1006 | pRect++; |
| 1007 | } |
| 1008 | XShapeCombineRectangles(dmxScreen->beDisplay, pWinPriv->window, |
| 1009 | ShapeClip, 0, 0, |
| 1010 | pRectFirst, nRect, ShapeSet, YXBanded); |
| 1011 | free(pRectFirst); |
| 1012 | } |
| 1013 | else { |
| 1014 | XShapeCombineMask(dmxScreen->beDisplay, pWinPriv->window, |
| 1015 | ShapeClip, 0, 0, None, ShapeSet); |
| 1016 | } |
| 1017 | |
| 1018 | if (XShapeInputSelected(dmxScreen->beDisplay, pWinPriv->window)) { |
| 1019 | ErrorF("Input selected for window %x on Screen %d\n", |
| 1020 | (unsigned int) pWinPriv->window, pScreen->myNum); |
| 1021 | } |
| 1022 | } |
| 1023 | |
| 1024 | /** Set shape of \a pWindow on the back-end server. */ |
| 1025 | void |
| 1026 | dmxSetShape(WindowPtr pWindow, int kind) |
| 1027 | { |
| 1028 | ScreenPtr pScreen = pWindow->drawable.pScreen; |
| 1029 | DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum]; |
| 1030 | dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow); |
| 1031 | |
| 1032 | DMX_UNWRAP(SetShape, dmxScreen, pScreen); |
| 1033 | #if 1 |
| 1034 | if (pScreen->SetShape) |
| 1035 | pScreen->SetShape(pWindow, kind); |
| 1036 | #endif |
| 1037 | |
| 1038 | if (pWinPriv->window) { |
| 1039 | /* Handle setting the current shape on the back-end server */ |
| 1040 | dmxDoSetShape(pWindow); |
| 1041 | dmxSync(dmxScreen, False); |
| 1042 | } |
| 1043 | else { |
| 1044 | pWinPriv->isShaped = TRUE; |
| 1045 | } |
| 1046 | |
| 1047 | DMX_WRAP(SetShape, dmxSetShape, dmxScreen, pScreen); |
| 1048 | } |