1049 lines
34 KiB
C
1049 lines
34 KiB
C
/*
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* Copyright 2001-2004 Red Hat Inc., Durham, North Carolina.
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*
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation on the rights to use, copy, modify, merge,
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* publish, distribute, sublicense, and/or sell copies of the Software,
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* and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial
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* portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NON-INFRINGEMENT. IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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/*
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* Authors:
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* Kevin E. Martin <kem@redhat.com>
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*
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*/
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/** \file
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* This file provides support for window-related functions. */
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#ifdef HAVE_DMX_CONFIG_H
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#include <dmx-config.h>
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#endif
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#include "dmx.h"
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#include "dmxsync.h"
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#include "dmxwindow.h"
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#include "dmxpixmap.h"
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#include "dmxcmap.h"
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#include "dmxvisual.h"
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#include "dmxinput.h"
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#include "dmxextension.h"
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#include "dmxpict.h"
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#include "windowstr.h"
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static void dmxDoRestackWindow(WindowPtr pWindow);
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static void dmxDoChangeWindowAttributes(WindowPtr pWindow,
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unsigned long *mask,
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XSetWindowAttributes * attribs);
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static void dmxDoSetShape(WindowPtr pWindow);
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/** Initialize the private area for the window functions. */
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Bool
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dmxInitWindow(ScreenPtr pScreen)
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{
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if (!dixRegisterPrivateKey
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(&dmxWinPrivateKeyRec, PRIVATE_WINDOW, sizeof(dmxWinPrivRec)))
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return FALSE;
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return TRUE;
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}
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Window
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dmxCreateRootWindow(WindowPtr pWindow)
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{
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ScreenPtr pScreen = pWindow->drawable.pScreen;
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DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];
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dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow);
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Window parent;
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Visual *visual;
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unsigned long mask;
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XSetWindowAttributes attribs;
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ColormapPtr pCmap;
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dmxColormapPrivPtr pCmapPriv;
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/* Create root window */
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parent = dmxScreen->scrnWin; /* This is our "Screen" window */
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visual = dmxScreen->beVisuals[dmxScreen->beDefVisualIndex].visual;
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dixLookupResourceByType((pointer *) &pCmap, wColormap(pWindow),
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RT_COLORMAP, NullClient, DixUnknownAccess);
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pCmapPriv = DMX_GET_COLORMAP_PRIV(pCmap);
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mask = CWEventMask | CWBackingStore | CWColormap | CWBorderPixel;
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attribs.event_mask = ExposureMask;
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attribs.backing_store = NotUseful;
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attribs.colormap = pCmapPriv->cmap;
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attribs.border_pixel = 0;
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/* Incorporate new attributes, if needed */
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if (pWinPriv->attribMask) {
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dmxDoChangeWindowAttributes(pWindow, &pWinPriv->attribMask, &attribs);
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mask |= pWinPriv->attribMask;
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}
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return XCreateWindow(dmxScreen->beDisplay,
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parent,
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pWindow->origin.x - wBorderWidth(pWindow),
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pWindow->origin.y - wBorderWidth(pWindow),
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pWindow->drawable.width,
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pWindow->drawable.height,
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pWindow->borderWidth,
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pWindow->drawable.depth,
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pWindow->drawable.class, visual, mask, &attribs);
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}
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/** Change the location and size of the "screen" window. Called from
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* dmxextension.c dmxConfigureScreenWindow(). */
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void
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dmxResizeScreenWindow(ScreenPtr pScreen, int x, int y, int w, int h)
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{
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DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];
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unsigned int m;
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XWindowChanges c;
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if (!dmxScreen->beDisplay)
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return;
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/* Handle resizing on back-end server */
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m = CWX | CWY | CWWidth | CWHeight;
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c.x = x;
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c.y = y;
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c.width = w;
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c.height = h;
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XConfigureWindow(dmxScreen->beDisplay, dmxScreen->scrnWin, m, &c);
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dmxSync(dmxScreen, False);
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}
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/** Change the location and size of the "root" window. Called from
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* #dmxCreateWindow. */
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void
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dmxResizeRootWindow(WindowPtr pRoot, int x, int y, int w, int h)
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{
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DMXScreenInfo *dmxScreen = &dmxScreens[pRoot->drawable.pScreen->myNum];
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dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pRoot);
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unsigned int m;
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XWindowChanges c;
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/* Handle resizing on back-end server */
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if (dmxScreen->beDisplay) {
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m = CWX | CWY | CWWidth | CWHeight;
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c.x = x;
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c.y = y;
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c.width = (w > 0) ? w : 1;
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c.height = (h > 0) ? h : 1;
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XConfigureWindow(dmxScreen->beDisplay, pWinPriv->window, m, &c);
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}
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if (w == 0 || h == 0) {
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if (pWinPriv->mapped) {
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if (dmxScreen->beDisplay)
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XUnmapWindow(dmxScreen->beDisplay, pWinPriv->window);
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pWinPriv->mapped = FALSE;
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}
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}
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else if (!pWinPriv->mapped) {
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if (dmxScreen->beDisplay)
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XMapWindow(dmxScreen->beDisplay, pWinPriv->window);
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pWinPriv->mapped = TRUE;
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}
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if (dmxScreen->beDisplay)
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dmxSync(dmxScreen, False);
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}
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void
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dmxGetDefaultWindowAttributes(WindowPtr pWindow,
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Colormap * cmap, Visual ** visual)
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{
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ScreenPtr pScreen = pWindow->drawable.pScreen;
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if (pWindow->drawable.class != InputOnly &&
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pWindow->optional &&
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pWindow->optional->visual != wVisual(pWindow->parent)) {
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/* Find the matching visual */
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*visual = dmxLookupVisualFromID(pScreen, wVisual(pWindow));
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/* Handle optional colormaps */
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if (pWindow->optional->colormap) {
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ColormapPtr pCmap;
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dmxColormapPrivPtr pCmapPriv;
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dixLookupResourceByType((pointer *) &pCmap, wColormap(pWindow),
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RT_COLORMAP, NullClient, DixUnknownAccess);
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pCmapPriv = DMX_GET_COLORMAP_PRIV(pCmap);
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*cmap = pCmapPriv->cmap;
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}
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else {
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*cmap = dmxColormapFromDefaultVisual(pScreen, *visual);
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}
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}
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else {
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*visual = CopyFromParent;
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*cmap = (Colormap) 0;
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}
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}
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static Window
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dmxCreateNonRootWindow(WindowPtr pWindow)
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{
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ScreenPtr pScreen = pWindow->drawable.pScreen;
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DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];
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dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow);
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Window parent;
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unsigned long mask = 0L;
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XSetWindowAttributes attribs;
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dmxWinPrivPtr pParentPriv = DMX_GET_WINDOW_PRIV(pWindow->parent);
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/* Create window on back-end server */
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parent = pParentPriv->window;
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/* The parent won't exist if this call to CreateNonRootWindow came
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from ReparentWindow and the grandparent window has not yet been
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created */
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if (!parent) {
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dmxCreateAndRealizeWindow(pWindow->parent, FALSE);
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parent = pParentPriv->window;
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}
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/* Incorporate new attributes, if needed */
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if (pWinPriv->attribMask) {
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dmxDoChangeWindowAttributes(pWindow, &pWinPriv->attribMask, &attribs);
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mask |= pWinPriv->attribMask;
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}
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/* Add in default attributes */
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if (pWindow->drawable.class != InputOnly) {
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mask |= CWBackingStore;
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attribs.backing_store = NotUseful;
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if (!(mask & CWColormap) && pWinPriv->cmap) {
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mask |= CWColormap;
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attribs.colormap = pWinPriv->cmap;
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if (!(mask & CWBorderPixel)) {
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mask |= CWBorderPixel;
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attribs.border_pixel = 0;
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}
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}
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}
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/* Handle case where subwindows are being mapped, but created out of
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order -- if current window has a previous sibling, then it cannot
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be created on top of the stack, so we must restack the windows */
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pWinPriv->restacked = (pWindow->prevSib != NullWindow);
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return XCreateWindow(dmxScreen->beDisplay,
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parent,
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pWindow->origin.x - wBorderWidth(pWindow),
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pWindow->origin.y - wBorderWidth(pWindow),
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pWindow->drawable.width,
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pWindow->drawable.height,
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pWindow->borderWidth,
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pWindow->drawable.depth,
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pWindow->drawable.class,
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pWinPriv->visual, mask, &attribs);
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}
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/** This function handles lazy window creation and realization. Window
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* creation is handled by #dmxCreateNonRootWindow(). It also handles
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* any stacking changes that have occured since the window was
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* originally created by calling #dmxDoRestackWindow(). If the window
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* is shaped, the shape is set on the back-end server by calling
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* #dmxDoSetShape(), and if the window has pictures (from RENDER)
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* associated with it, those pictures are created on the back-end
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* server by calling #dmxCreatePictureList(). If \a doSync is TRUE,
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* then #dmxSync() is called. */
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void
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dmxCreateAndRealizeWindow(WindowPtr pWindow, Bool doSync)
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{
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ScreenPtr pScreen = pWindow->drawable.pScreen;
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DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];
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dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow);
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if (!dmxScreen->beDisplay)
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return;
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pWinPriv->window = dmxCreateNonRootWindow(pWindow);
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if (pWinPriv->restacked)
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dmxDoRestackWindow(pWindow);
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if (pWinPriv->isShaped)
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dmxDoSetShape(pWindow);
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if (pWinPriv->hasPict)
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dmxCreatePictureList(pWindow);
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if (pWinPriv->mapped)
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XMapWindow(dmxScreen->beDisplay, pWinPriv->window);
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if (doSync)
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dmxSync(dmxScreen, False);
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}
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/** Create \a pWindow on the back-end server. If the lazy window
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* creation optimization is enabled, then the actual creation and
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* realization of the window is handled by
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* #dmxCreateAndRealizeWindow(). */
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Bool
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dmxCreateWindow(WindowPtr pWindow)
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{
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ScreenPtr pScreen = pWindow->drawable.pScreen;
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DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];
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dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow);
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Bool ret = TRUE;
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DMX_UNWRAP(CreateWindow, dmxScreen, pScreen);
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#if 0
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if (pScreen->CreateWindow)
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ret = pScreen->CreateWindow(pWindow);
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#endif
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/* Set up the defaults */
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pWinPriv->window = (Window) 0;
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pWinPriv->offscreen = TRUE;
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pWinPriv->mapped = FALSE;
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pWinPriv->restacked = FALSE;
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pWinPriv->attribMask = 0;
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pWinPriv->isShaped = FALSE;
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pWinPriv->hasPict = FALSE;
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#ifdef GLXEXT
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pWinPriv->swapGroup = NULL;
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pWinPriv->barrier = 0;
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#endif
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if (dmxScreen->beDisplay) {
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/* Only create the root window at this stage -- non-root windows are
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created when they are mapped and are on-screen */
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if (!pWindow->parent) {
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dmxScreen->rootWin = pWinPriv->window
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= dmxCreateRootWindow(pWindow);
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if (dmxScreen->scrnX != dmxScreen->rootX
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|| dmxScreen->scrnY != dmxScreen->rootY
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|| dmxScreen->scrnWidth != dmxScreen->rootWidth
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|| dmxScreen->scrnHeight != dmxScreen->rootHeight) {
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dmxResizeRootWindow(pWindow,
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dmxScreen->rootX,
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dmxScreen->rootY,
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dmxScreen->rootWidth,
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dmxScreen->rootHeight);
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dmxUpdateScreenResources(screenInfo.screens[dmxScreen->index],
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dmxScreen->rootX,
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dmxScreen->rootY,
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dmxScreen->rootWidth,
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dmxScreen->rootHeight);
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pWindow->origin.x = dmxScreen->rootX;
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pWindow->origin.y = dmxScreen->rootY;
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}
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}
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else {
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dmxGetDefaultWindowAttributes(pWindow,
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&pWinPriv->cmap, &pWinPriv->visual);
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if (dmxLazyWindowCreation) {
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/* Save parent's visual for use later */
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if (pWinPriv->visual == CopyFromParent)
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pWinPriv->visual =
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dmxLookupVisualFromID(pScreen,
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wVisual(pWindow->parent));
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}
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else {
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pWinPriv->window = dmxCreateNonRootWindow(pWindow);
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}
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}
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dmxSync(dmxScreen, False);
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}
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DMX_WRAP(CreateWindow, dmxCreateWindow, dmxScreen, pScreen);
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return ret;
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}
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/** Destroy \a pWindow on the back-end server. */
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Bool
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dmxBEDestroyWindow(WindowPtr pWindow)
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{
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ScreenPtr pScreen = pWindow->drawable.pScreen;
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DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];
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dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow);
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if (pWinPriv->window) {
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XDestroyWindow(dmxScreen->beDisplay, pWinPriv->window);
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pWinPriv->window = (Window) 0;
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return TRUE;
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}
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return FALSE;
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}
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/** Destroy \a pWindow on the back-end server. If any RENDER pictures
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were created, destroy them as well. */
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Bool
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dmxDestroyWindow(WindowPtr pWindow)
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{
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ScreenPtr pScreen = pWindow->drawable.pScreen;
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DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];
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Bool ret = TRUE;
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Bool needSync = FALSE;
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#ifdef GLXEXT
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dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow);
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#endif
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DMX_UNWRAP(DestroyWindow, dmxScreen, pScreen);
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/* Destroy any picture list associated with this window */
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needSync |= dmxDestroyPictureList(pWindow);
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/* Destroy window on back-end server */
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needSync |= dmxBEDestroyWindow(pWindow);
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if (needSync)
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dmxSync(dmxScreen, FALSE);
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#ifdef GLXEXT
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if (pWinPriv->swapGroup && pWinPriv->windowDestroyed)
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pWinPriv->windowDestroyed(pWindow);
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#endif
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if (pScreen->DestroyWindow)
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ret = pScreen->DestroyWindow(pWindow);
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DMX_WRAP(DestroyWindow, dmxDestroyWindow, dmxScreen, pScreen);
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return ret;
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}
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/** Change the position of \a pWindow to be \a x, \a y. */
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Bool
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dmxPositionWindow(WindowPtr pWindow, int x, int y)
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{
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ScreenPtr pScreen = pWindow->drawable.pScreen;
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DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];
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Bool ret = TRUE;
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dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow);
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unsigned int m;
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XWindowChanges c;
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DMX_UNWRAP(PositionWindow, dmxScreen, pScreen);
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#if 0
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if (pScreen->PositionWindow)
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ret = pScreen->PositionWindow(pWindow, x, y);
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#endif
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/* Determine if the window is completely off the visible portion of
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the screen */
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pWinPriv->offscreen = DMX_WINDOW_OFFSCREEN(pWindow);
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/* If the window is now on-screen and it is mapped and it has not
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been created yet, create it and map it */
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if (!pWinPriv->window && pWinPriv->mapped && !pWinPriv->offscreen) {
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dmxCreateAndRealizeWindow(pWindow, TRUE);
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}
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else if (pWinPriv->window) {
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/* Position window on back-end server */
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m = CWX | CWY | CWWidth | CWHeight;
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c.x = pWindow->origin.x - wBorderWidth(pWindow);
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c.y = pWindow->origin.y - wBorderWidth(pWindow);
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c.width = pWindow->drawable.width;
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c.height = pWindow->drawable.height;
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if (pWindow->drawable.class != InputOnly) {
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m |= CWBorderWidth;
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c.border_width = pWindow->borderWidth;
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}
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XConfigureWindow(dmxScreen->beDisplay, pWinPriv->window, m, &c);
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dmxSync(dmxScreen, False);
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}
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DMX_WRAP(PositionWindow, dmxPositionWindow, dmxScreen, pScreen);
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return ret;
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}
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|
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static void
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dmxDoChangeWindowAttributes(WindowPtr pWindow,
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unsigned long *mask, XSetWindowAttributes * attribs)
|
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{
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dmxPixPrivPtr pPixPriv;
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|
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if (*mask & CWBackPixmap) {
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switch (pWindow->backgroundState) {
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case None:
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attribs->background_pixmap = None;
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break;
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case ParentRelative:
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attribs->background_pixmap = ParentRelative;
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break;
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case BackgroundPixmap:
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pPixPriv = DMX_GET_PIXMAP_PRIV(pWindow->background.pixmap);
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attribs->background_pixmap = pPixPriv->pixmap;
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break;
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case BackgroundPixel:
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*mask &= ~CWBackPixmap;
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break;
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}
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}
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if (*mask & CWBackPixel) {
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if (pWindow->backgroundState == BackgroundPixel)
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attribs->background_pixel = pWindow->background.pixel;
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|
else
|
|
*mask &= ~CWBackPixel;
|
|
}
|
|
|
|
if (*mask & CWBorderPixmap) {
|
|
if (pWindow->borderIsPixel)
|
|
*mask &= ~CWBorderPixmap;
|
|
else {
|
|
pPixPriv = DMX_GET_PIXMAP_PRIV(pWindow->border.pixmap);
|
|
attribs->border_pixmap = pPixPriv->pixmap;
|
|
}
|
|
}
|
|
|
|
if (*mask & CWBorderPixel) {
|
|
if (pWindow->borderIsPixel)
|
|
attribs->border_pixel = pWindow->border.pixel;
|
|
else
|
|
*mask &= ~CWBorderPixel;
|
|
}
|
|
|
|
if (*mask & CWBitGravity)
|
|
attribs->bit_gravity = pWindow->bitGravity;
|
|
|
|
if (*mask & CWWinGravity)
|
|
*mask &= ~CWWinGravity; /* Handled by dix */
|
|
|
|
if (*mask & CWBackingStore)
|
|
*mask &= ~CWBackingStore; /* Backing store not supported */
|
|
|
|
if (*mask & CWBackingPlanes)
|
|
*mask &= ~CWBackingPlanes; /* Backing store not supported */
|
|
|
|
if (*mask & CWBackingPixel)
|
|
*mask &= ~CWBackingPixel; /* Backing store not supported */
|
|
|
|
if (*mask & CWOverrideRedirect)
|
|
attribs->override_redirect = pWindow->overrideRedirect;
|
|
|
|
if (*mask & CWSaveUnder)
|
|
*mask &= ~CWSaveUnder; /* Save unders not supported */
|
|
|
|
if (*mask & CWEventMask)
|
|
*mask &= ~CWEventMask; /* Events are handled by dix */
|
|
|
|
if (*mask & CWDontPropagate)
|
|
*mask &= ~CWDontPropagate; /* Events are handled by dix */
|
|
|
|
if (*mask & CWColormap) {
|
|
ColormapPtr pCmap;
|
|
dmxColormapPrivPtr pCmapPriv;
|
|
|
|
dixLookupResourceByType((pointer *) &pCmap, wColormap(pWindow),
|
|
RT_COLORMAP, NullClient, DixUnknownAccess);
|
|
pCmapPriv = DMX_GET_COLORMAP_PRIV(pCmap);
|
|
attribs->colormap = pCmapPriv->cmap;
|
|
}
|
|
|
|
if (*mask & CWCursor)
|
|
*mask &= ~CWCursor; /* Handled by the cursor code */
|
|
}
|
|
|
|
/** Change the window attributes of \a pWindow. */
|
|
Bool
|
|
dmxChangeWindowAttributes(WindowPtr pWindow, unsigned long mask)
|
|
{
|
|
ScreenPtr pScreen = pWindow->drawable.pScreen;
|
|
DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];
|
|
Bool ret = TRUE;
|
|
dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow);
|
|
XSetWindowAttributes attribs;
|
|
|
|
DMX_UNWRAP(ChangeWindowAttributes, dmxScreen, pScreen);
|
|
#if 0
|
|
if (pScreen->ChangeWindowAttributes)
|
|
ret = pScreen->ChangeWindowAttributes(pWindow, mask);
|
|
#endif
|
|
|
|
/* Change window attribs on back-end server */
|
|
dmxDoChangeWindowAttributes(pWindow, &mask, &attribs);
|
|
|
|
/* Save mask for lazy window creation optimization */
|
|
pWinPriv->attribMask |= mask;
|
|
|
|
if (mask && pWinPriv->window) {
|
|
XChangeWindowAttributes(dmxScreen->beDisplay, pWinPriv->window,
|
|
mask, &attribs);
|
|
dmxSync(dmxScreen, False);
|
|
}
|
|
|
|
DMX_WRAP(ChangeWindowAttributes, dmxChangeWindowAttributes, dmxScreen,
|
|
pScreen);
|
|
|
|
return ret;
|
|
}
|
|
|
|
/** Realize \a pWindow on the back-end server. If the lazy window
|
|
* creation optimization is enabled, the window is only realized when
|
|
* it at least partially overlaps the screen. */
|
|
Bool
|
|
dmxRealizeWindow(WindowPtr pWindow)
|
|
{
|
|
ScreenPtr pScreen = pWindow->drawable.pScreen;
|
|
DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];
|
|
Bool ret = TRUE;
|
|
dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow);
|
|
|
|
DMX_UNWRAP(RealizeWindow, dmxScreen, pScreen);
|
|
#if 0
|
|
if (pScreen->RealizeWindow)
|
|
ret = pScreen->RealizeWindow(pWindow);
|
|
#endif
|
|
|
|
/* Determine if the window is completely off the visible portion of
|
|
the screen */
|
|
pWinPriv->offscreen = DMX_WINDOW_OFFSCREEN(pWindow);
|
|
|
|
/* If the window hasn't been created and it's not offscreen, then
|
|
create it */
|
|
if (!pWinPriv->window && !pWinPriv->offscreen) {
|
|
dmxCreateAndRealizeWindow(pWindow, FALSE);
|
|
}
|
|
|
|
if (pWinPriv->window) {
|
|
/* Realize window on back-end server */
|
|
XMapWindow(dmxScreen->beDisplay, pWinPriv->window);
|
|
dmxSync(dmxScreen, False);
|
|
}
|
|
|
|
/* Let the other functions know that the window is now mapped */
|
|
pWinPriv->mapped = TRUE;
|
|
|
|
DMX_WRAP(RealizeWindow, dmxRealizeWindow, dmxScreen, pScreen);
|
|
|
|
dmxUpdateWindowInfo(DMX_UPDATE_REALIZE, pWindow);
|
|
return ret;
|
|
}
|
|
|
|
/** Unrealize \a pWindow on the back-end server. */
|
|
Bool
|
|
dmxUnrealizeWindow(WindowPtr pWindow)
|
|
{
|
|
ScreenPtr pScreen = pWindow->drawable.pScreen;
|
|
DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];
|
|
Bool ret = TRUE;
|
|
dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow);
|
|
|
|
DMX_UNWRAP(UnrealizeWindow, dmxScreen, pScreen);
|
|
#if 0
|
|
if (pScreen->UnrealizeWindow)
|
|
ret = pScreen->UnrealizeWindow(pWindow);
|
|
#endif
|
|
|
|
if (pWinPriv->window) {
|
|
/* Unrealize window on back-end server */
|
|
XUnmapWindow(dmxScreen->beDisplay, pWinPriv->window);
|
|
dmxSync(dmxScreen, False);
|
|
}
|
|
|
|
/* When unrealized (i.e., unmapped), the window is always considered
|
|
off of the visible portion of the screen */
|
|
pWinPriv->offscreen = TRUE;
|
|
pWinPriv->mapped = FALSE;
|
|
|
|
#ifdef GLXEXT
|
|
if (pWinPriv->swapGroup && pWinPriv->windowUnmapped)
|
|
pWinPriv->windowUnmapped(pWindow);
|
|
#endif
|
|
|
|
DMX_WRAP(UnrealizeWindow, dmxUnrealizeWindow, dmxScreen, pScreen);
|
|
|
|
dmxUpdateWindowInfo(DMX_UPDATE_UNREALIZE, pWindow);
|
|
return ret;
|
|
}
|
|
|
|
static void
|
|
dmxDoRestackWindow(WindowPtr pWindow)
|
|
{
|
|
ScreenPtr pScreen = pWindow->drawable.pScreen;
|
|
DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];
|
|
dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow);
|
|
WindowPtr pNextSib = pWindow->nextSib;
|
|
unsigned int m;
|
|
XWindowChanges c;
|
|
|
|
if (pNextSib == NullWindow) {
|
|
/* Window is at the bottom of the stack */
|
|
m = CWStackMode;
|
|
c.sibling = (Window) 0;
|
|
c.stack_mode = Below;
|
|
XConfigureWindow(dmxScreen->beDisplay, pWinPriv->window, m, &c);
|
|
}
|
|
else {
|
|
/* Window is not at the bottom of the stack */
|
|
dmxWinPrivPtr pNextSibPriv = DMX_GET_WINDOW_PRIV(pNextSib);
|
|
|
|
/* Handle case where siblings have not yet been created due to
|
|
lazy window creation optimization by first finding the next
|
|
sibling in the sibling list that has been created (if any)
|
|
and then putting the current window just above that sibling,
|
|
and if no next siblings have been created yet, then put it at
|
|
the bottom of the stack (since it might have a previous
|
|
sibling that should be above it). */
|
|
while (!pNextSibPriv->window) {
|
|
pNextSib = pNextSib->nextSib;
|
|
if (pNextSib == NullWindow) {
|
|
/* Window is at the bottom of the stack */
|
|
m = CWStackMode;
|
|
c.sibling = (Window) 0;
|
|
c.stack_mode = Below;
|
|
XConfigureWindow(dmxScreen->beDisplay, pWinPriv->window, m, &c);
|
|
return;
|
|
}
|
|
pNextSibPriv = DMX_GET_WINDOW_PRIV(pNextSib);
|
|
}
|
|
|
|
m = CWStackMode | CWSibling;
|
|
c.sibling = pNextSibPriv->window;
|
|
c.stack_mode = Above;
|
|
XConfigureWindow(dmxScreen->beDisplay, pWinPriv->window, m, &c);
|
|
}
|
|
}
|
|
|
|
/** Handle window restacking. The actual restacking occurs in
|
|
* #dmxDoRestackWindow(). */
|
|
void
|
|
dmxRestackWindow(WindowPtr pWindow, WindowPtr pOldNextSib)
|
|
{
|
|
ScreenPtr pScreen = pWindow->drawable.pScreen;
|
|
DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];
|
|
dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow);
|
|
|
|
DMX_UNWRAP(RestackWindow, dmxScreen, pScreen);
|
|
#if 0
|
|
if (pScreen->RestackWindow)
|
|
pScreen->RestackWindow(pWindow, pOldNextSib);
|
|
#endif
|
|
|
|
if (pOldNextSib != pWindow->nextSib) {
|
|
/* Track restacking for lazy window creation optimization */
|
|
pWinPriv->restacked = TRUE;
|
|
|
|
/* Restack window on back-end server */
|
|
if (pWinPriv->window) {
|
|
dmxDoRestackWindow(pWindow);
|
|
dmxSync(dmxScreen, False);
|
|
}
|
|
}
|
|
|
|
DMX_WRAP(RestackWindow, dmxRestackWindow, dmxScreen, pScreen);
|
|
dmxUpdateWindowInfo(DMX_UPDATE_RESTACK, pWindow);
|
|
}
|
|
|
|
static Bool
|
|
dmxWindowExposurePredicate(Display * dpy, XEvent * ev, XPointer ptr)
|
|
{
|
|
return (ev->type == Expose && ev->xexpose.window == *(Window *) ptr);
|
|
}
|
|
|
|
/** Handle exposures on \a pWindow. Since window exposures are handled
|
|
* in DMX, the events that are generated by the back-end server are
|
|
* redundant, so we eat them here. */
|
|
void
|
|
dmxWindowExposures(WindowPtr pWindow, RegionPtr prgn, RegionPtr other_exposed)
|
|
{
|
|
ScreenPtr pScreen = pWindow->drawable.pScreen;
|
|
DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];
|
|
dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow);
|
|
XEvent ev;
|
|
|
|
DMX_UNWRAP(WindowExposures, dmxScreen, pScreen);
|
|
|
|
dmxSync(dmxScreen, False);
|
|
|
|
if (pWinPriv->window) {
|
|
while (XCheckIfEvent(dmxScreen->beDisplay, &ev,
|
|
dmxWindowExposurePredicate,
|
|
(XPointer) & pWinPriv->window)) {
|
|
/* Handle expose events -- this should not be necessary
|
|
since the base window in which the root window was
|
|
created is guaranteed to be on top (override_redirect),
|
|
so we should just swallow these events. If for some
|
|
reason the window is not on top, then we'd need to
|
|
collect these events and send them to the client later
|
|
(e.g., during the block handler as Xnest does). */
|
|
}
|
|
}
|
|
|
|
#if 1
|
|
if (pScreen->WindowExposures)
|
|
pScreen->WindowExposures(pWindow, prgn, other_exposed);
|
|
#endif
|
|
DMX_WRAP(WindowExposures, dmxWindowExposures, dmxScreen, pScreen);
|
|
}
|
|
|
|
/** Move \a pWindow on the back-end server. Determine whether or not it
|
|
* is on or offscreen, and realize it if it is newly on screen and the
|
|
* lazy window creation optimization is enabled. */
|
|
void
|
|
dmxCopyWindow(WindowPtr pWindow, DDXPointRec ptOldOrg, RegionPtr prgnSrc)
|
|
{
|
|
ScreenPtr pScreen = pWindow->drawable.pScreen;
|
|
DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];
|
|
dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow);
|
|
unsigned int m;
|
|
XWindowChanges c;
|
|
|
|
DMX_UNWRAP(CopyWindow, dmxScreen, pScreen);
|
|
#if 0
|
|
if (pScreen->CopyWindow)
|
|
pScreen->CopyWindow(pWindow, ptOldOrg, prgnSrc);
|
|
#endif
|
|
|
|
/* Determine if the window is completely off the visible portion of
|
|
the screen */
|
|
pWinPriv->offscreen = DMX_WINDOW_OFFSCREEN(pWindow);
|
|
|
|
/* If the window is now on-screen and it is mapped and it has not
|
|
been created yet, create it and map it */
|
|
if (!pWinPriv->window && pWinPriv->mapped && !pWinPriv->offscreen) {
|
|
dmxCreateAndRealizeWindow(pWindow, TRUE);
|
|
}
|
|
else if (pWinPriv->window) {
|
|
/* Move window on back-end server */
|
|
m = CWX | CWY | CWWidth | CWHeight;
|
|
c.x = pWindow->origin.x - wBorderWidth(pWindow);
|
|
c.y = pWindow->origin.y - wBorderWidth(pWindow);
|
|
c.width = pWindow->drawable.width;
|
|
c.height = pWindow->drawable.height;
|
|
|
|
XConfigureWindow(dmxScreen->beDisplay, pWinPriv->window, m, &c);
|
|
dmxSync(dmxScreen, False);
|
|
}
|
|
|
|
DMX_WRAP(CopyWindow, dmxCopyWindow, dmxScreen, pScreen);
|
|
dmxUpdateWindowInfo(DMX_UPDATE_COPY, pWindow);
|
|
}
|
|
|
|
/** Resize \a pWindow on the back-end server. Determine whether or not
|
|
* it is on or offscreen, and realize it if it is newly on screen and
|
|
* the lazy window creation optimization is enabled. */
|
|
void
|
|
dmxResizeWindow(WindowPtr pWindow, int x, int y,
|
|
unsigned int w, unsigned int h, WindowPtr pSib)
|
|
{
|
|
ScreenPtr pScreen = pWindow->drawable.pScreen;
|
|
DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];
|
|
dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow);
|
|
dmxWinPrivPtr pSibPriv;
|
|
unsigned int m;
|
|
XWindowChanges c;
|
|
|
|
if (pSib)
|
|
pSibPriv = DMX_GET_WINDOW_PRIV(pSib);
|
|
|
|
DMX_UNWRAP(ResizeWindow, dmxScreen, pScreen);
|
|
#if 1
|
|
if (pScreen->ResizeWindow)
|
|
pScreen->ResizeWindow(pWindow, x, y, w, h, pSib);
|
|
#endif
|
|
|
|
/* Determine if the window is completely off the visible portion of
|
|
the screen */
|
|
pWinPriv->offscreen = DMX_WINDOW_OFFSCREEN(pWindow);
|
|
|
|
/* If the window is now on-screen and it is mapped and it has not
|
|
been created yet, create it and map it */
|
|
if (!pWinPriv->window && pWinPriv->mapped && !pWinPriv->offscreen) {
|
|
dmxCreateAndRealizeWindow(pWindow, TRUE);
|
|
}
|
|
else if (pWinPriv->window) {
|
|
/* Handle resizing on back-end server */
|
|
m = CWX | CWY | CWWidth | CWHeight;
|
|
c.x = pWindow->origin.x - wBorderWidth(pWindow);
|
|
c.y = pWindow->origin.y - wBorderWidth(pWindow);
|
|
c.width = pWindow->drawable.width;
|
|
c.height = pWindow->drawable.height;
|
|
|
|
XConfigureWindow(dmxScreen->beDisplay, pWinPriv->window, m, &c);
|
|
dmxSync(dmxScreen, False);
|
|
}
|
|
|
|
DMX_WRAP(ResizeWindow, dmxResizeWindow, dmxScreen, pScreen);
|
|
dmxUpdateWindowInfo(DMX_UPDATE_RESIZE, pWindow);
|
|
}
|
|
|
|
/** Reparent \a pWindow on the back-end server. */
|
|
void
|
|
dmxReparentWindow(WindowPtr pWindow, WindowPtr pPriorParent)
|
|
{
|
|
ScreenPtr pScreen = pWindow->drawable.pScreen;
|
|
DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];
|
|
dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow);
|
|
dmxWinPrivPtr pParentPriv = DMX_GET_WINDOW_PRIV(pWindow->parent);
|
|
|
|
DMX_UNWRAP(ReparentWindow, dmxScreen, pScreen);
|
|
#if 0
|
|
if (pScreen->ReparentWindow)
|
|
pScreen->ReparentWindow(pWindow, pPriorParent);
|
|
#endif
|
|
|
|
if (pWinPriv->window) {
|
|
if (!pParentPriv->window) {
|
|
dmxCreateAndRealizeWindow(pWindow->parent, FALSE);
|
|
}
|
|
|
|
/* Handle reparenting on back-end server */
|
|
XReparentWindow(dmxScreen->beDisplay, pWinPriv->window,
|
|
pParentPriv->window,
|
|
pWindow->origin.x - wBorderWidth(pWindow),
|
|
pWindow->origin.x - wBorderWidth(pWindow));
|
|
dmxSync(dmxScreen, False);
|
|
}
|
|
|
|
DMX_WRAP(ReparentWindow, dmxReparentWindow, dmxScreen, pScreen);
|
|
dmxUpdateWindowInfo(DMX_UPDATE_REPARENT, pWindow);
|
|
}
|
|
|
|
/** Change border width for \a pWindow to \a width pixels. */
|
|
void
|
|
dmxChangeBorderWidth(WindowPtr pWindow, unsigned int width)
|
|
{
|
|
ScreenPtr pScreen = pWindow->drawable.pScreen;
|
|
DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];
|
|
dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow);
|
|
unsigned int m;
|
|
XWindowChanges c;
|
|
|
|
DMX_UNWRAP(ChangeBorderWidth, dmxScreen, pScreen);
|
|
#if 1
|
|
if (pScreen->ChangeBorderWidth)
|
|
pScreen->ChangeBorderWidth(pWindow, width);
|
|
#endif
|
|
|
|
/* NOTE: Do we need to check for on/off screen here? */
|
|
|
|
if (pWinPriv->window) {
|
|
/* Handle border width change on back-end server */
|
|
m = CWBorderWidth;
|
|
c.border_width = width;
|
|
|
|
XConfigureWindow(dmxScreen->beDisplay, pWinPriv->window, m, &c);
|
|
dmxSync(dmxScreen, False);
|
|
}
|
|
|
|
DMX_WRAP(ChangeBorderWidth, dmxChangeBorderWidth, dmxScreen, pScreen);
|
|
}
|
|
|
|
static void
|
|
dmxDoSetShape(WindowPtr pWindow)
|
|
{
|
|
ScreenPtr pScreen = pWindow->drawable.pScreen;
|
|
DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];
|
|
dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow);
|
|
int nBox;
|
|
BoxPtr pBox;
|
|
int nRect;
|
|
XRectangle *pRect;
|
|
XRectangle *pRectFirst;
|
|
|
|
/* First, set the bounding shape */
|
|
if (wBoundingShape(pWindow)) {
|
|
pBox = RegionRects(wBoundingShape(pWindow));
|
|
nRect = nBox = RegionNumRects(wBoundingShape(pWindow));
|
|
pRectFirst = pRect = malloc(nRect * sizeof(*pRect));
|
|
while (nBox--) {
|
|
pRect->x = pBox->x1;
|
|
pRect->y = pBox->y1;
|
|
pRect->width = pBox->x2 - pBox->x1;
|
|
pRect->height = pBox->y2 - pBox->y1;
|
|
pBox++;
|
|
pRect++;
|
|
}
|
|
XShapeCombineRectangles(dmxScreen->beDisplay, pWinPriv->window,
|
|
ShapeBounding, 0, 0,
|
|
pRectFirst, nRect, ShapeSet, YXBanded);
|
|
free(pRectFirst);
|
|
}
|
|
else {
|
|
XShapeCombineMask(dmxScreen->beDisplay, pWinPriv->window,
|
|
ShapeBounding, 0, 0, None, ShapeSet);
|
|
}
|
|
|
|
/* Next, set the clip shape */
|
|
if (wClipShape(pWindow)) {
|
|
pBox = RegionRects(wClipShape(pWindow));
|
|
nRect = nBox = RegionNumRects(wClipShape(pWindow));
|
|
pRectFirst = pRect = malloc(nRect * sizeof(*pRect));
|
|
while (nBox--) {
|
|
pRect->x = pBox->x1;
|
|
pRect->y = pBox->y1;
|
|
pRect->width = pBox->x2 - pBox->x1;
|
|
pRect->height = pBox->y2 - pBox->y1;
|
|
pBox++;
|
|
pRect++;
|
|
}
|
|
XShapeCombineRectangles(dmxScreen->beDisplay, pWinPriv->window,
|
|
ShapeClip, 0, 0,
|
|
pRectFirst, nRect, ShapeSet, YXBanded);
|
|
free(pRectFirst);
|
|
}
|
|
else {
|
|
XShapeCombineMask(dmxScreen->beDisplay, pWinPriv->window,
|
|
ShapeClip, 0, 0, None, ShapeSet);
|
|
}
|
|
|
|
if (XShapeInputSelected(dmxScreen->beDisplay, pWinPriv->window)) {
|
|
ErrorF("Input selected for window %x on Screen %d\n",
|
|
(unsigned int) pWinPriv->window, pScreen->myNum);
|
|
}
|
|
}
|
|
|
|
/** Set shape of \a pWindow on the back-end server. */
|
|
void
|
|
dmxSetShape(WindowPtr pWindow, int kind)
|
|
{
|
|
ScreenPtr pScreen = pWindow->drawable.pScreen;
|
|
DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];
|
|
dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV(pWindow);
|
|
|
|
DMX_UNWRAP(SetShape, dmxScreen, pScreen);
|
|
#if 1
|
|
if (pScreen->SetShape)
|
|
pScreen->SetShape(pWindow, kind);
|
|
#endif
|
|
|
|
if (pWinPriv->window) {
|
|
/* Handle setting the current shape on the back-end server */
|
|
dmxDoSetShape(pWindow);
|
|
dmxSync(dmxScreen, False);
|
|
}
|
|
else {
|
|
pWinPriv->isShaped = TRUE;
|
|
}
|
|
|
|
DMX_WRAP(SetShape, dmxSetShape, dmxScreen, pScreen);
|
|
}
|