501 lines
16 KiB
C
501 lines
16 KiB
C
/*
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Copyright 1993 by Davor Matic
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Permission to use, copy, modify, distribute, and sell this software
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and its documentation for any purpose is hereby granted without fee,
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provided that the above copyright notice appear in all copies and that
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both that copyright notice and this permission notice appear in
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supporting documentation. Davor Matic makes no representations about
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the suitability of this software for any purpose. It is provided "as
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is" without express or implied warranty.
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*/
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#include <dix-config.h>
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#include <xcb/xcb.h>
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#include <xcb/shape.h>
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#include <xcb/xcb_aux.h>
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#include <X11/X.h>
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#include <X11/Xdefs.h>
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#include <X11/Xproto.h>
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#include "mi/mi_priv.h"
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#include "gcstruct.h"
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#include "window.h"
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#include "windowstr.h"
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#include "pixmapstr.h"
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#include "scrnintstr.h"
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#include "region.h"
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#include "Xnest.h"
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#include "xnest-xcb.h"
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#include "Display.h"
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#include "Screen.h"
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#include "XNGC.h"
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#include "Drawable.h"
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#include "Color.h"
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#include "Events.h"
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#include "Args.h"
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DevPrivateKeyRec xnestWindowPrivateKeyRec;
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static int
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xnestFindWindowMatch(WindowPtr pWin, void *ptr)
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{
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xnestWindowMatch *wm = (xnestWindowMatch *) ptr;
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if (wm->window == xnestWindow(pWin)) {
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wm->pWin = pWin;
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return WT_STOPWALKING;
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}
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else
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return WT_WALKCHILDREN;
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}
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WindowPtr
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xnestWindowPtr(Window window)
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{
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xnestWindowMatch wm;
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int i;
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wm.pWin = NullWindow;
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wm.window = window;
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for (i = 0; i < xnestNumScreens; i++) {
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WalkTree(screenInfo.screens[i], xnestFindWindowMatch, (void *) &wm);
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if (wm.pWin)
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break;
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}
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return wm.pWin;
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}
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Bool
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xnestCreateWindow(WindowPtr pWin)
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{
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unsigned long mask;
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xcb_params_cw_t attributes = { 0 };
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uint32_t visual = CopyFromParent; /* 0L */
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ColormapPtr pCmap;
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if (pWin->drawable.class == InputOnly) {
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mask = 0L;
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visual = CopyFromParent;
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}
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else {
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mask = XCB_CW_EVENT_MASK | XCB_CW_BACKING_STORE;
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attributes.event_mask = XCB_EVENT_MASK_EXPOSURE;
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attributes.backing_store = XCB_BACKING_STORE_NOT_USEFUL;
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if (pWin->parent) {
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if (pWin->optional &&
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pWin->optional->visual != wVisual(pWin->parent)) {
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visual = xnest_visual_map_to_upstream(wVisual(pWin));
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mask |= XCB_CW_COLORMAP;
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if (pWin->optional->colormap) {
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dixLookupResourceByType((void **) &pCmap, wColormap(pWin),
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X11_RESTYPE_COLORMAP, serverClient,
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DixUseAccess);
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attributes.colormap = xnestColormap(pCmap);
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}
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else
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attributes.colormap = xnest_upstream_visual_to_cmap(visual);
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}
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else
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visual = CopyFromParent;
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}
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else { /* root windows have their own colormaps at creation time */
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visual = xnest_visual_map_to_upstream(wVisual(pWin));
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dixLookupResourceByType((void **) &pCmap, wColormap(pWin),
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X11_RESTYPE_COLORMAP, serverClient, DixUseAccess);
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mask |= XCB_CW_COLORMAP;
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attributes.colormap = xnestColormap(pCmap);
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}
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}
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xnestWindowPriv(pWin)->window = xcb_generate_id(xnestUpstreamInfo.conn);
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xcb_aux_create_window(xnestUpstreamInfo.conn,
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pWin->drawable.depth,
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xnestWindowPriv(pWin)->window,
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xnestWindowParent(pWin),
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pWin->origin.x - wBorderWidth(pWin),
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pWin->origin.y - wBorderWidth(pWin),
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pWin->drawable.width,
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pWin->drawable.height,
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pWin->borderWidth,
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pWin->drawable.class,
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visual,
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mask,
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&attributes);
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xnestWindowPriv(pWin)->parent = xnestWindowParent(pWin);
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xnestWindowPriv(pWin)->x = pWin->origin.x - wBorderWidth(pWin);
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xnestWindowPriv(pWin)->y = pWin->origin.y - wBorderWidth(pWin);
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xnestWindowPriv(pWin)->width = pWin->drawable.width;
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xnestWindowPriv(pWin)->height = pWin->drawable.height;
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xnestWindowPriv(pWin)->border_width = pWin->borderWidth;
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xnestWindowPriv(pWin)->sibling_above = XCB_WINDOW_NONE;
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if (pWin->nextSib)
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xnestWindowPriv(pWin->nextSib)->sibling_above = xnestWindow(pWin);
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xnestWindowPriv(pWin)->bounding_shape = RegionCreate(NULL, 1);
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xnestWindowPriv(pWin)->clip_shape = RegionCreate(NULL, 1);
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if (!pWin->parent) /* only the root window will have the right colormap */
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xnestSetInstalledColormapWindows(pWin->drawable.pScreen);
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return TRUE;
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}
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Bool
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xnestDestroyWindow(WindowPtr pWin)
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{
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if (pWin->nextSib)
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xnestWindowPriv(pWin->nextSib)->sibling_above =
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xnestWindowPriv(pWin)->sibling_above;
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RegionDestroy(xnestWindowPriv(pWin)->bounding_shape);
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RegionDestroy(xnestWindowPriv(pWin)->clip_shape);
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xcb_destroy_window(xnestUpstreamInfo.conn, xnestWindow(pWin));
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xnestWindowPriv(pWin)->window = XCB_WINDOW_NONE;
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if (pWin->optional && pWin->optional->colormap && pWin->parent)
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xnestSetInstalledColormapWindows(pWin->drawable.pScreen);
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return TRUE;
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}
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Bool
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xnestPositionWindow(WindowPtr pWin, int x, int y)
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{
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xnestConfigureWindow(pWin,
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XCB_CONFIG_WINDOW_SIBLING | \
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XCB_CONFIG_WINDOW_X | \
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XCB_CONFIG_WINDOW_Y | \
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XCB_CONFIG_WINDOW_WIDTH | \
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XCB_CONFIG_WINDOW_HEIGHT | \
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XCB_CONFIG_WINDOW_BORDER_WIDTH);
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return TRUE;
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}
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void
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xnestConfigureWindow(WindowPtr pWin, unsigned int mask)
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{
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unsigned int valuemask;
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xcb_params_configure_window_t values;
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if (mask & XCB_CONFIG_WINDOW_SIBLING &&
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xnestWindowPriv(pWin)->parent != xnestWindowParent(pWin)) {
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xcb_reparent_window(
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xnestUpstreamInfo.conn,
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xnestWindow(pWin),
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xnestWindowParent(pWin),
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pWin->origin.x - wBorderWidth(pWin),
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pWin->origin.y - wBorderWidth(pWin));
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xnestWindowPriv(pWin)->parent = xnestWindowParent(pWin);
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xnestWindowPriv(pWin)->x = pWin->origin.x - wBorderWidth(pWin);
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xnestWindowPriv(pWin)->y = pWin->origin.y - wBorderWidth(pWin);
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xnestWindowPriv(pWin)->sibling_above = XCB_WINDOW_NONE;
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if (pWin->nextSib)
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xnestWindowPriv(pWin->nextSib)->sibling_above = xnestWindow(pWin);
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}
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valuemask = 0;
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if (mask & XCB_CONFIG_WINDOW_X &&
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xnestWindowPriv(pWin)->x != pWin->origin.x - wBorderWidth(pWin)) {
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valuemask |= XCB_CONFIG_WINDOW_X;
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values.x =
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xnestWindowPriv(pWin)->x = pWin->origin.x - wBorderWidth(pWin);
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}
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if (mask & XCB_CONFIG_WINDOW_Y &&
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xnestWindowPriv(pWin)->y != pWin->origin.y - wBorderWidth(pWin)) {
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valuemask |= XCB_CONFIG_WINDOW_Y;
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values.y =
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xnestWindowPriv(pWin)->y = pWin->origin.y - wBorderWidth(pWin);
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}
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if (mask & XCB_CONFIG_WINDOW_WIDTH && xnestWindowPriv(pWin)->width != pWin->drawable.width) {
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valuemask |= XCB_CONFIG_WINDOW_WIDTH;
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values.width = xnestWindowPriv(pWin)->width = pWin->drawable.width;
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}
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if (mask & XCB_CONFIG_WINDOW_HEIGHT &&
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xnestWindowPriv(pWin)->height != pWin->drawable.height) {
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valuemask |= XCB_CONFIG_WINDOW_HEIGHT;
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values.height = xnestWindowPriv(pWin)->height = pWin->drawable.height;
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}
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if (mask & XCB_CONFIG_WINDOW_BORDER_WIDTH &&
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xnestWindowPriv(pWin)->border_width != pWin->borderWidth) {
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valuemask |= XCB_CONFIG_WINDOW_BORDER_WIDTH;
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values.border_width =
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xnestWindowPriv(pWin)->border_width = pWin->borderWidth;
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}
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xcb_aux_configure_window(xnestUpstreamInfo.conn, xnestWindow(pWin), valuemask, &values);
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if (mask & XCB_CONFIG_WINDOW_SIBLING &&
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xnestWindowPriv(pWin)->sibling_above != xnestWindowSiblingAbove(pWin)) {
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WindowPtr pSib;
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/* find the top sibling */
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for (pSib = pWin; pSib->prevSib != NullWindow; pSib = pSib->prevSib);
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/* the top sibling */
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valuemask = XCB_CONFIG_WINDOW_STACK_MODE;
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values.stack_mode = Above;
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xcb_aux_configure_window(xnestUpstreamInfo.conn, xnestWindow(pSib), valuemask, &values);
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xnestWindowPriv(pSib)->sibling_above = XCB_WINDOW_NONE;
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/* the rest of siblings */
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for (pSib = pSib->nextSib; pSib != NullWindow; pSib = pSib->nextSib) {
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valuemask = XCB_CONFIG_WINDOW_SIBLING | XCB_CONFIG_WINDOW_STACK_MODE;
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values.sibling = xnestWindowSiblingAbove(pSib);
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values.stack_mode = Below;
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xcb_aux_configure_window(xnestUpstreamInfo.conn, xnestWindow(pSib), valuemask, &values);
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xnestWindowPriv(pSib)->sibling_above =
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xnestWindowSiblingAbove(pSib);
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}
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}
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}
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Bool
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xnestChangeWindowAttributes(WindowPtr pWin, unsigned long mask)
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{
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xcb_params_cw_t attributes;
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if (mask & XCB_CW_BACK_PIXMAP)
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switch (pWin->backgroundState) {
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case XCB_BACK_PIXMAP_NONE:
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attributes.back_pixmap = XCB_PIXMAP_NONE;
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break;
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case XCB_BACK_PIXMAP_PARENT_RELATIVE:
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attributes.back_pixmap = ParentRelative;
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break;
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case BackgroundPixmap:
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attributes.back_pixmap = xnestPixmap(pWin->background.pixmap);
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break;
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case BackgroundPixel:
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mask &= ~XCB_CW_BACK_PIXMAP;
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break;
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}
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if (mask & XCB_CW_BACK_PIXEL) {
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if (pWin->backgroundState == BackgroundPixel)
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attributes.back_pixel = xnestPixel(pWin->background.pixel);
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else
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mask &= ~XCB_CW_BACK_PIXEL;
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}
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if (mask & XCB_CW_BORDER_PIXMAP) {
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if (pWin->borderIsPixel)
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mask &= ~XCB_CW_BORDER_PIXMAP;
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else
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attributes.border_pixmap = xnestPixmap(pWin->border.pixmap);
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}
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if (mask & XCB_CW_BORDER_PIXEL) {
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if (pWin->borderIsPixel)
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attributes.border_pixel = xnestPixel(pWin->border.pixel);
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else
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mask &= ~XCB_CW_BORDER_PIXEL;
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}
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if (mask & XCB_CW_BIT_GRAVITY)
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attributes.bit_gravity = pWin->bitGravity;
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if (mask & XCB_CW_WIN_GRAVITY) /* dix does this for us */
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mask &= ~XCB_CW_WIN_GRAVITY;
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if (mask & XCB_CW_BACKING_STORE) /* this is really not useful */
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mask &= ~XCB_CW_BACKING_STORE;
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if (mask & XCB_CW_BACKING_PLANES) /* this is really not useful */
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mask &= ~XCB_CW_BACKING_PLANES;
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if (mask & XCB_CW_BACKING_PIXEL) /* this is really not useful */
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mask &= ~XCB_CW_BACKING_PIXEL;
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if (mask & XCB_CW_OVERRIDE_REDIRECT)
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attributes.override_redirect = pWin->overrideRedirect;
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if (mask & XCB_CW_SAVE_UNDER) /* this is really not useful */
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mask &= ~XCB_CW_SAVE_UNDER;
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if (mask & XCB_CW_EVENT_MASK) /* events are handled elsewhere */
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mask &= ~XCB_CW_EVENT_MASK;
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if (mask & XCB_CW_DONT_PROPAGATE) /* events are handled elsewhere */
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mask &= ~XCB_CW_DONT_PROPAGATE;
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if (mask & XCB_CW_COLORMAP) {
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ColormapPtr pCmap;
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dixLookupResourceByType((void **) &pCmap, wColormap(pWin),
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X11_RESTYPE_COLORMAP, serverClient, DixUseAccess);
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attributes.colormap = xnestColormap(pCmap);
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xnestSetInstalledColormapWindows(pWin->drawable.pScreen);
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}
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if (mask & XCB_CW_CURSOR) /* this is handled in cursor code */
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mask &= ~XCB_CW_CURSOR;
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if (mask) {
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xcb_aux_change_window_attributes(xnestUpstreamInfo.conn,
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xnestWindow(pWin),
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mask,
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&attributes);
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}
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return TRUE;
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}
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Bool
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xnestRealizeWindow(WindowPtr pWin)
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{
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xnestConfigureWindow(pWin, XCB_CONFIG_WINDOW_SIBLING);
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xnestShapeWindow(pWin);
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xcb_map_window(xnestUpstreamInfo.conn, xnestWindow(pWin));
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return TRUE;
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}
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Bool
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xnestUnrealizeWindow(WindowPtr pWin)
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{
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xcb_unmap_window(xnestUpstreamInfo.conn, xnestWindow(pWin));
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return TRUE;
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}
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void
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xnestCopyWindow(WindowPtr pWin, xPoint oldOrigin, RegionPtr oldRegion)
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{
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}
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void
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xnestClipNotify(WindowPtr pWin, int dx, int dy)
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{
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xnestConfigureWindow(pWin, XCB_CONFIG_WINDOW_SIBLING);
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xnestShapeWindow(pWin);
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}
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void
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xnestSetShape(WindowPtr pWin, int kind)
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{
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xnestShapeWindow(pWin);
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miSetShape(pWin, kind);
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}
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static Bool
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xnestRegionEqual(RegionPtr pReg1, RegionPtr pReg2)
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{
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BoxPtr pBox1, pBox2;
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unsigned int n1, n2;
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if (pReg1 == pReg2)
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return TRUE;
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if (pReg1 == NullRegion || pReg2 == NullRegion)
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return FALSE;
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pBox1 = RegionRects(pReg1);
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n1 = RegionNumRects(pReg1);
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pBox2 = RegionRects(pReg2);
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n2 = RegionNumRects(pReg2);
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if (n1 != n2)
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return FALSE;
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if (pBox1 == pBox2)
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return TRUE;
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if (memcmp(pBox1, pBox2, n1 * sizeof(BoxRec)))
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return FALSE;
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return TRUE;
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}
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void
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xnestShapeWindow(WindowPtr pWin)
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{
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if (!xnestRegionEqual(xnestWindowPriv(pWin)->bounding_shape,
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wBoundingShape(pWin))) {
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if (wBoundingShape(pWin)) {
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RegionCopy(xnestWindowPriv(pWin)->bounding_shape,
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wBoundingShape(pWin));
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int const num_rects = RegionNumRects(xnestWindowPriv(pWin)->bounding_shape);
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BoxPtr const pBox = RegionRects(xnestWindowPriv(pWin)->bounding_shape);
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xcb_rectangle_t *rects = calloc(num_rects, sizeof(xcb_rectangle_t));
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for (int i = 0; i < num_rects; i++) {
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rects[i].x = pBox[i].x1;
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rects[i].y = pBox[i].y1;
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rects[i].width = pBox[i].x2 - pBox[i].x1;
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rects[i].height = pBox[i].y2 - pBox[i].y1;
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}
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xcb_shape_rectangles(xnestUpstreamInfo.conn, XCB_SHAPE_SO_SET,
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XCB_SHAPE_SK_BOUNDING, XCB_CLIP_ORDERING_YX_BANDED,
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xnestWindow(pWin), 0, 0, num_rects, rects);
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free(rects);
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}
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else {
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RegionEmpty(xnestWindowPriv(pWin)->bounding_shape);
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xcb_shape_mask(xnestUpstreamInfo.conn, XCB_SHAPE_SO_SET,
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XCB_SHAPE_SK_BOUNDING, xnestWindow(pWin),
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0, 0, XCB_PIXMAP_NONE);
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}
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}
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if (!xnestRegionEqual(xnestWindowPriv(pWin)->clip_shape, wClipShape(pWin))) {
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if (wClipShape(pWin)) {
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RegionCopy(xnestWindowPriv(pWin)->clip_shape, wClipShape(pWin));
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int const num_rects = RegionNumRects(xnestWindowPriv(pWin)->clip_shape);
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BoxPtr const pBox = RegionRects(xnestWindowPriv(pWin)->clip_shape);
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xcb_rectangle_t *rects = calloc(num_rects, sizeof(xcb_rectangle_t));
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for (int i = 0; i < num_rects; i++) {
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rects[i].x = pBox[i].x1;
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rects[i].y = pBox[i].y1;
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rects[i].width = pBox[i].x2 - pBox[i].x1;
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rects[i].height = pBox[i].y2 - pBox[i].y1;
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}
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xcb_shape_rectangles(xnestUpstreamInfo.conn, XCB_SHAPE_SO_SET,
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XCB_SHAPE_SK_CLIP, XCB_CLIP_ORDERING_YX_BANDED,
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xnestWindow(pWin), 0, 0, num_rects, rects);
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free(rects);
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}
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else {
|
|
RegionEmpty(xnestWindowPriv(pWin)->clip_shape);
|
|
xcb_shape_mask(xnestUpstreamInfo.conn, XCB_SHAPE_SO_SET,
|
|
XCB_SHAPE_SK_CLIP, xnestWindow(pWin), 0, 0, XCB_PIXMAP_NONE);
|
|
}
|
|
}
|
|
}
|
|
|
|
void xnest_screen_ClearToBackground(WindowPtr pWin, int x, int y, int w, int h, Bool generateExposures)
|
|
{
|
|
xcb_clear_area(xnestUpstreamInfo.conn,
|
|
generateExposures,
|
|
xnestWindow(pWin),
|
|
x, y, w, h);
|
|
}
|