1 files changed, 369 insertions, 371 deletions

diff --git a/hw/xnest/Window.c b/hw/xnest/Window.c
index 9ed69ed74..e2b21b58e 100644
--- a/hw/xnest/Window.c
+++ b/hw/xnest/Window.c
@@ -44,333 +44,327 @@ DevPrivateKeyRec xnestWindowPrivateKeyRec;
 static int
 xnestFindWindowMatch(WindowPtr pWin, pointer ptr)
 {
-  xnestWindowMatch *wm = (xnestWindowMatch *)ptr;
-  if (wm->window == xnestWindow(pWin)) {
-    wm->pWin = pWin;
-    return WT_STOPWALKING;
-  }
-  else
-    return WT_WALKCHILDREN;
+    xnestWindowMatch *wm = (xnestWindowMatch *) ptr;
+
+    if (wm->window == xnestWindow(pWin)) {
+        wm->pWin = pWin;
+        return WT_STOPWALKING;
+    }
+    else
+        return WT_WALKCHILDREN;
 }
 
 WindowPtr
 xnestWindowPtr(Window window)
 {
-  xnestWindowMatch wm;
-  int i;
-
-  wm.pWin = NullWindow;
-  wm.window = window;
-
-  for (i = 0; i < xnestNumScreens; i++) {
-    WalkTree(screenInfo.screens[i], xnestFindWindowMatch, (pointer) &wm);
-    if (wm.pWin) break;
-  }
-  
-  return wm.pWin;
+    xnestWindowMatch wm;
+    int i;
+
+    wm.pWin = NullWindow;
+    wm.window = window;
+
+    for (i = 0; i < xnestNumScreens; i++) {
+        WalkTree(screenInfo.screens[i], xnestFindWindowMatch, (pointer) &wm);
+        if (wm.pWin)
+            break;
+    }
+
+    return wm.pWin;
 }
-    
+
 Bool
 xnestCreateWindow(WindowPtr pWin)
 {
-  unsigned long mask;
-  XSetWindowAttributes attributes;
-  Visual *visual;
-  ColormapPtr pCmap;
-
-  if (pWin->drawable.class == InputOnly) {
-    mask = 0L;
-    visual = CopyFromParent;
-  }
-  else {
-    mask = CWEventMask | CWBackingStore;
-    attributes.event_mask = ExposureMask;
-    attributes.backing_store = NotUseful;
-    
-    if (pWin->parent) {
-      if (pWin->optional && pWin->optional->visual != wVisual(pWin->parent)) {
-	visual = xnestVisualFromID(pWin->drawable.pScreen, wVisual(pWin));
-	mask |= CWColormap;
-	if (pWin->optional->colormap) {
-	  dixLookupResourceByType((pointer *)&pCmap, wColormap(pWin),
-				  RT_COLORMAP, serverClient, DixUseAccess);
-	  attributes.colormap = xnestColormap(pCmap);
-	}
-	else
-	  attributes.colormap = xnestDefaultVisualColormap(visual);
-      }
-      else 
-	visual = CopyFromParent;
+    unsigned long mask;
+    XSetWindowAttributes attributes;
+    Visual *visual;
+    ColormapPtr pCmap;
+
+    if (pWin->drawable.class == InputOnly) {
+        mask = 0L;
+        visual = CopyFromParent;
     }
-    else { /* root windows have their own colormaps at creation time */
-      visual = xnestVisualFromID(pWin->drawable.pScreen, wVisual(pWin));      
-      dixLookupResourceByType((pointer *)&pCmap, wColormap(pWin),
-			      RT_COLORMAP, serverClient, DixUseAccess);
-      mask |= CWColormap;
-      attributes.colormap = xnestColormap(pCmap);
+    else {
+        mask = CWEventMask | CWBackingStore;
+        attributes.event_mask = ExposureMask;
+        attributes.backing_store = NotUseful;
+
+        if (pWin->parent) {
+            if (pWin->optional &&
+                pWin->optional->visual != wVisual(pWin->parent)) {
+                visual =
+                    xnestVisualFromID(pWin->drawable.pScreen, wVisual(pWin));
+                mask |= CWColormap;
+                if (pWin->optional->colormap) {
+                    dixLookupResourceByType((pointer *) &pCmap, wColormap(pWin),
+                                            RT_COLORMAP, serverClient,
+                                            DixUseAccess);
+                    attributes.colormap = xnestColormap(pCmap);
+                }
+                else
+                    attributes.colormap = xnestDefaultVisualColormap(visual);
+            }
+            else
+                visual = CopyFromParent;
+        }
+        else {                  /* root windows have their own colormaps at creation time */
+            visual = xnestVisualFromID(pWin->drawable.pScreen, wVisual(pWin));
+            dixLookupResourceByType((pointer *) &pCmap, wColormap(pWin),
+                                    RT_COLORMAP, serverClient, DixUseAccess);
+            mask |= CWColormap;
+            attributes.colormap = xnestColormap(pCmap);
+        }
     }
-  }
-  
-  xnestWindowPriv(pWin)->window = XCreateWindow(xnestDisplay,
-						xnestWindowParent(pWin),
-						pWin->origin.x - 
-						wBorderWidth(pWin),
-						pWin->origin.y - 
-						wBorderWidth(pWin),
-						pWin->drawable.width,
-						pWin->drawable.height,
-						pWin->borderWidth,
-						pWin->drawable.depth, 
-						pWin->drawable.class,
-						visual,
-						mask, &attributes);
-  xnestWindowPriv(pWin)->parent = xnestWindowParent(pWin);
-  xnestWindowPriv(pWin)->x = pWin->origin.x - wBorderWidth(pWin);
-  xnestWindowPriv(pWin)->y = pWin->origin.y - wBorderWidth(pWin);
-  xnestWindowPriv(pWin)->width = pWin->drawable.width;
-  xnestWindowPriv(pWin)->height = pWin->drawable.height;
-  xnestWindowPriv(pWin)->border_width = pWin->borderWidth;
-  xnestWindowPriv(pWin)->sibling_above = None;
-  if (pWin->nextSib)
-    xnestWindowPriv(pWin->nextSib)->sibling_above = xnestWindow(pWin);
-  xnestWindowPriv(pWin)->bounding_shape = 
-    RegionCreate(NULL, 1);
-  xnestWindowPriv(pWin)->clip_shape = 
-    RegionCreate(NULL, 1);
-
-  if (!pWin->parent) /* only the root window will have the right colormap */
-    xnestSetInstalledColormapWindows(pWin->drawable.pScreen);
-  
-  return True;
+
+    xnestWindowPriv(pWin)->window = XCreateWindow(xnestDisplay,
+                                                  xnestWindowParent(pWin),
+                                                  pWin->origin.x -
+                                                  wBorderWidth(pWin),
+                                                  pWin->origin.y -
+                                                  wBorderWidth(pWin),
+                                                  pWin->drawable.width,
+                                                  pWin->drawable.height,
+                                                  pWin->borderWidth,
+                                                  pWin->drawable.depth,
+                                                  pWin->drawable.class,
+                                                  visual, mask, &attributes);
+    xnestWindowPriv(pWin)->parent = xnestWindowParent(pWin);
+    xnestWindowPriv(pWin)->x = pWin->origin.x - wBorderWidth(pWin);
+    xnestWindowPriv(pWin)->y = pWin->origin.y - wBorderWidth(pWin);
+    xnestWindowPriv(pWin)->width = pWin->drawable.width;
+    xnestWindowPriv(pWin)->height = pWin->drawable.height;
+    xnestWindowPriv(pWin)->border_width = pWin->borderWidth;
+    xnestWindowPriv(pWin)->sibling_above = None;
+    if (pWin->nextSib)
+        xnestWindowPriv(pWin->nextSib)->sibling_above = xnestWindow(pWin);
+    xnestWindowPriv(pWin)->bounding_shape = RegionCreate(NULL, 1);
+    xnestWindowPriv(pWin)->clip_shape = RegionCreate(NULL, 1);
+
+    if (!pWin->parent)          /* only the root window will have the right colormap */
+        xnestSetInstalledColormapWindows(pWin->drawable.pScreen);
+
+    return True;
 }
 
 Bool
 xnestDestroyWindow(WindowPtr pWin)
 {
-  if (pWin->nextSib)
-    xnestWindowPriv(pWin->nextSib)->sibling_above = 
-      xnestWindowPriv(pWin)->sibling_above;
-  RegionDestroy(xnestWindowPriv(pWin)->bounding_shape);
-  RegionDestroy(xnestWindowPriv(pWin)->clip_shape);
-  XDestroyWindow(xnestDisplay, xnestWindow(pWin));
-  xnestWindowPriv(pWin)->window = None;
-
-  if (pWin->optional && pWin->optional->colormap && pWin->parent)
-    xnestSetInstalledColormapWindows(pWin->drawable.pScreen);
-
-  return True;
+    if (pWin->nextSib)
+        xnestWindowPriv(pWin->nextSib)->sibling_above =
+            xnestWindowPriv(pWin)->sibling_above;
+    RegionDestroy(xnestWindowPriv(pWin)->bounding_shape);
+    RegionDestroy(xnestWindowPriv(pWin)->clip_shape);
+    XDestroyWindow(xnestDisplay, xnestWindow(pWin));
+    xnestWindowPriv(pWin)->window = None;
+
+    if (pWin->optional && pWin->optional->colormap && pWin->parent)
+        xnestSetInstalledColormapWindows(pWin->drawable.pScreen);
+
+    return True;
 }
 
 Bool
 xnestPositionWindow(WindowPtr pWin, int x, int y)
 {
-  xnestConfigureWindow(pWin, 
-		       CWParent |
-		       CWX | CWY | 
-		       CWWidth | CWHeight | 
-		       CWBorderWidth);
-  
-  return True;
+    xnestConfigureWindow(pWin,
+                         CWParent |
+                         CWX | CWY | CWWidth | CWHeight | CWBorderWidth);
+
+    return True;
 }
 
 void
 xnestConfigureWindow(WindowPtr pWin, unsigned int mask)
 {
-  unsigned int valuemask;
-  XWindowChanges values;
-
-  if (mask & CWParent &&
-      xnestWindowPriv(pWin)->parent != xnestWindowParent(pWin)) {
-    XReparentWindow(xnestDisplay, xnestWindow(pWin), 
-		    xnestWindowParent(pWin), 
-		    pWin->origin.x - wBorderWidth(pWin),
-		    pWin->origin.y - wBorderWidth(pWin));
-    xnestWindowPriv(pWin)->parent = xnestWindowParent(pWin);
-    xnestWindowPriv(pWin)->x = pWin->origin.x - wBorderWidth(pWin);
-    xnestWindowPriv(pWin)->y = pWin->origin.y - wBorderWidth(pWin);
-    xnestWindowPriv(pWin)->sibling_above = None;
-    if (pWin->nextSib)
-      xnestWindowPriv(pWin->nextSib)->sibling_above = xnestWindow(pWin);
-  }
-  
-  valuemask = 0;
-  
-  if (mask & CWX &&
-      xnestWindowPriv(pWin)->x != pWin->origin.x - wBorderWidth(pWin)) {
-    valuemask |= CWX;
-    values.x =
-      xnestWindowPriv(pWin)->x = 
-	pWin->origin.x - wBorderWidth(pWin);
-  }
-
-  if (mask & CWY &&
-      xnestWindowPriv(pWin)->y != pWin->origin.y - wBorderWidth(pWin)) {
-    valuemask |= CWY;
-    values.y =
-      xnestWindowPriv(pWin)->y = 
-	pWin->origin.y - wBorderWidth(pWin);
-  }
-
-  if (mask & CWWidth &&
-      xnestWindowPriv(pWin)->width != pWin->drawable.width) {
-    valuemask |= CWWidth;
-    values.width = 
-      xnestWindowPriv(pWin)->width = 
-	pWin->drawable.width;
-  }
-  
-  if (mask & CWHeight &&
-      xnestWindowPriv(pWin)->height != pWin->drawable.height) {
-    valuemask |= CWHeight;
-    values.height = 
-      xnestWindowPriv(pWin)->height = 
-	pWin->drawable.height;
-  }
-  
-  if (mask & CWBorderWidth &&
-      xnestWindowPriv(pWin)->border_width != pWin->borderWidth) {
-    valuemask |= CWBorderWidth;
-    values.border_width = 
-      xnestWindowPriv(pWin)->border_width = 
-	pWin->borderWidth;
-  }
- 
-  if (valuemask)
-    XConfigureWindow(xnestDisplay, xnestWindow(pWin), valuemask, &values);  
-  
-  if (mask & CWStackingOrder &&
-      xnestWindowPriv(pWin)->sibling_above != xnestWindowSiblingAbove(pWin)) {
-    WindowPtr pSib;
-    
-    /* find the top sibling */
-    for (pSib = pWin; pSib->prevSib != NullWindow; pSib = pSib->prevSib);
-    
-    /* the top sibling */
-    valuemask = CWStackMode;
-    values.stack_mode = Above;
-    XConfigureWindow(xnestDisplay, xnestWindow(pSib), valuemask, &values); 
-    xnestWindowPriv(pSib)->sibling_above = None;
-
-    /* the rest of siblings */
-    for (pSib = pSib->nextSib; pSib != NullWindow; pSib = pSib->nextSib) {
-      valuemask = CWSibling | CWStackMode;
-      values.sibling = xnestWindowSiblingAbove(pSib);
-      values.stack_mode = Below;
-      XConfigureWindow(xnestDisplay, xnestWindow(pSib), valuemask, &values);
-      xnestWindowPriv(pSib)->sibling_above = xnestWindowSiblingAbove(pSib);
+    unsigned int valuemask;
+    XWindowChanges values;
+
+    if (mask & CWParent &&
+        xnestWindowPriv(pWin)->parent != xnestWindowParent(pWin)) {
+        XReparentWindow(xnestDisplay, xnestWindow(pWin),
+                        xnestWindowParent(pWin),
+                        pWin->origin.x - wBorderWidth(pWin),
+                        pWin->origin.y - wBorderWidth(pWin));
+        xnestWindowPriv(pWin)->parent = xnestWindowParent(pWin);
+        xnestWindowPriv(pWin)->x = pWin->origin.x - wBorderWidth(pWin);
+        xnestWindowPriv(pWin)->y = pWin->origin.y - wBorderWidth(pWin);
+        xnestWindowPriv(pWin)->sibling_above = None;
+        if (pWin->nextSib)
+            xnestWindowPriv(pWin->nextSib)->sibling_above = xnestWindow(pWin);
+    }
+
+    valuemask = 0;
+
+    if (mask & CWX &&
+        xnestWindowPriv(pWin)->x != pWin->origin.x - wBorderWidth(pWin)) {
+        valuemask |= CWX;
+        values.x =
+            xnestWindowPriv(pWin)->x = pWin->origin.x - wBorderWidth(pWin);
+    }
+
+    if (mask & CWY &&
+        xnestWindowPriv(pWin)->y != pWin->origin.y - wBorderWidth(pWin)) {
+        valuemask |= CWY;
+        values.y =
+            xnestWindowPriv(pWin)->y = pWin->origin.y - wBorderWidth(pWin);
+    }
+
+    if (mask & CWWidth && xnestWindowPriv(pWin)->width != pWin->drawable.width) {
+        valuemask |= CWWidth;
+        values.width = xnestWindowPriv(pWin)->width = pWin->drawable.width;
+    }
+
+    if (mask & CWHeight &&
+        xnestWindowPriv(pWin)->height != pWin->drawable.height) {
+        valuemask |= CWHeight;
+        values.height = xnestWindowPriv(pWin)->height = pWin->drawable.height;
+    }
+
+    if (mask & CWBorderWidth &&
+        xnestWindowPriv(pWin)->border_width != pWin->borderWidth) {
+        valuemask |= CWBorderWidth;
+        values.border_width =
+            xnestWindowPriv(pWin)->border_width = pWin->borderWidth;
+    }
+
+    if (valuemask)
+        XConfigureWindow(xnestDisplay, xnestWindow(pWin), valuemask, &values);
+
+    if (mask & CWStackingOrder &&
+        xnestWindowPriv(pWin)->sibling_above != xnestWindowSiblingAbove(pWin)) {
+        WindowPtr pSib;
+
+        /* find the top sibling */
+        for (pSib = pWin; pSib->prevSib != NullWindow; pSib = pSib->prevSib);
+
+        /* the top sibling */
+        valuemask = CWStackMode;
+        values.stack_mode = Above;
+        XConfigureWindow(xnestDisplay, xnestWindow(pSib), valuemask, &values);
+        xnestWindowPriv(pSib)->sibling_above = None;
+
+        /* the rest of siblings */
+        for (pSib = pSib->nextSib; pSib != NullWindow; pSib = pSib->nextSib) {
+            valuemask = CWSibling | CWStackMode;
+            values.sibling = xnestWindowSiblingAbove(pSib);
+            values.stack_mode = Below;
+            XConfigureWindow(xnestDisplay, xnestWindow(pSib), valuemask,
+                             &values);
+            xnestWindowPriv(pSib)->sibling_above =
+                xnestWindowSiblingAbove(pSib);
+        }
     }
-  }
 }
 
 Bool
 xnestChangeWindowAttributes(WindowPtr pWin, unsigned long mask)
 {
-  XSetWindowAttributes attributes;
-  
-  if (mask & CWBackPixmap)
-    switch (pWin->backgroundState) {
-    case None:
-      attributes.background_pixmap = None;
-      break;
-      
-    case ParentRelative:
-      attributes.background_pixmap = ParentRelative;
-      break;
-      
-    case BackgroundPixmap:
-      attributes.background_pixmap = xnestPixmap(pWin->background.pixmap);
-      break;
-
-    case BackgroundPixel:
-      mask &= ~CWBackPixmap;  
-      break;
+    XSetWindowAttributes attributes;
+
+    if (mask & CWBackPixmap)
+        switch (pWin->backgroundState) {
+        case None:
+            attributes.background_pixmap = None;
+            break;
+
+        case ParentRelative:
+            attributes.background_pixmap = ParentRelative;
+            break;
+
+        case BackgroundPixmap:
+            attributes.background_pixmap = xnestPixmap(pWin->background.pixmap);
+            break;
+
+        case BackgroundPixel:
+            mask &= ~CWBackPixmap;
+            break;
+        }
+
+    if (mask & CWBackPixel) {
+        if (pWin->backgroundState == BackgroundPixel)
+            attributes.background_pixel = xnestPixel(pWin->background.pixel);
+        else
+            mask &= ~CWBackPixel;
     }
 
-  if (mask & CWBackPixel) {
-    if (pWin->backgroundState == BackgroundPixel)
-      attributes.background_pixel = xnestPixel(pWin->background.pixel);
-    else
-      mask &= ~CWBackPixel;
-  }
-  
-  if (mask & CWBorderPixmap) {
-    if (pWin->borderIsPixel)
-      mask &= ~CWBorderPixmap;
-    else
-      attributes.border_pixmap = xnestPixmap(pWin->border.pixmap);
-  }
-  
-  if (mask & CWBorderPixel) {
-    if (pWin->borderIsPixel)
-      attributes.border_pixel = xnestPixel(pWin->border.pixel);
-    else
-      mask &= ~CWBorderPixel;
-  }
-  
-  if (mask & CWBitGravity) 
-    attributes.bit_gravity = pWin->bitGravity;
-  
-  if (mask & CWWinGravity) /* dix does this for us */
-    mask &= ~CWWinGravity;
+    if (mask & CWBorderPixmap) {
+        if (pWin->borderIsPixel)
+            mask &= ~CWBorderPixmap;
+        else
+            attributes.border_pixmap = xnestPixmap(pWin->border.pixmap);
+    }
 
-  if (mask & CWBackingStore) /* this is really not useful */
-    mask &= ~CWBackingStore;
+    if (mask & CWBorderPixel) {
+        if (pWin->borderIsPixel)
+            attributes.border_pixel = xnestPixel(pWin->border.pixel);
+        else
+            mask &= ~CWBorderPixel;
+    }
 
-  if (mask & CWBackingPlanes) /* this is really not useful */
-    mask &= ~CWBackingPlanes;
+    if (mask & CWBitGravity)
+        attributes.bit_gravity = pWin->bitGravity;
 
-  if (mask & CWBackingPixel) /* this is really not useful */ 
-    mask &= ~CWBackingPixel;
+    if (mask & CWWinGravity)    /* dix does this for us */
+        mask &= ~CWWinGravity;
 
-  if (mask & CWOverrideRedirect)
-    attributes.override_redirect = pWin->overrideRedirect;
+    if (mask & CWBackingStore)  /* this is really not useful */
+        mask &= ~CWBackingStore;
 
-  if (mask & CWSaveUnder) /* this is really not useful */
-    mask &= ~CWSaveUnder;
+    if (mask & CWBackingPlanes) /* this is really not useful */
+        mask &= ~CWBackingPlanes;
 
-  if (mask & CWEventMask) /* events are handled elsewhere */
-    mask &= ~CWEventMask;
+    if (mask & CWBackingPixel)  /* this is really not useful */
+        mask &= ~CWBackingPixel;
 
-  if (mask & CWDontPropagate) /* events are handled elsewhere */
-    mask &= ~CWDontPropagate; 
+    if (mask & CWOverrideRedirect)
+        attributes.override_redirect = pWin->overrideRedirect;
 
-  if (mask & CWColormap) {
-    ColormapPtr pCmap;
-    
-    dixLookupResourceByType((pointer *)&pCmap, wColormap(pWin), RT_COLORMAP,
-			    serverClient, DixUseAccess);
+    if (mask & CWSaveUnder)     /* this is really not useful */
+        mask &= ~CWSaveUnder;
 
-    attributes.colormap = xnestColormap(pCmap);
+    if (mask & CWEventMask)     /* events are handled elsewhere */
+        mask &= ~CWEventMask;
 
-    xnestSetInstalledColormapWindows(pWin->drawable.pScreen);
-  }
+    if (mask & CWDontPropagate) /* events are handled elsewhere */
+        mask &= ~CWDontPropagate;
 
-  if (mask & CWCursor) /* this is handeled in cursor code */
-    mask &= ~CWCursor;
+    if (mask & CWColormap) {
+        ColormapPtr pCmap;
+
+        dixLookupResourceByType((pointer *) &pCmap, wColormap(pWin),
+                                RT_COLORMAP, serverClient, DixUseAccess);
+
+        attributes.colormap = xnestColormap(pCmap);
+
+        xnestSetInstalledColormapWindows(pWin->drawable.pScreen);
+    }
 
-  if (mask)
-    XChangeWindowAttributes(xnestDisplay, xnestWindow(pWin),
-			    mask, &attributes);
-  
-  return True;
-}	  
+    if (mask & CWCursor)        /* this is handeled in cursor code */
+        mask &= ~CWCursor;
+
+    if (mask)
+        XChangeWindowAttributes(xnestDisplay, xnestWindow(pWin),
+                                mask, &attributes);
+
+    return True;
+}
 
 Bool
 xnestRealizeWindow(WindowPtr pWin)
 {
-  xnestConfigureWindow(pWin, CWStackingOrder);
-  xnestShapeWindow(pWin);
-  XMapWindow(xnestDisplay, xnestWindow(pWin));
+    xnestConfigureWindow(pWin, CWStackingOrder);
+    xnestShapeWindow(pWin);
+    XMapWindow(xnestDisplay, xnestWindow(pWin));
 
-  return True;
+    return True;
 }
 
 Bool
 xnestUnrealizeWindow(WindowPtr pWin)
 {
-  XUnmapWindow(xnestDisplay, xnestWindow(pWin));
+    XUnmapWindow(xnestDisplay, xnestWindow(pWin));
 
-  return True;
+    return True;
 }
 
 void
@@ -381,139 +375,143 @@ xnestCopyWindow(WindowPtr pWin, xPoint oldOrigin, RegionPtr oldRegion)
 void
 xnestClipNotify(WindowPtr pWin, int dx, int dy)
 {
-  xnestConfigureWindow(pWin, CWStackingOrder); 
-  xnestShapeWindow(pWin);
+    xnestConfigureWindow(pWin, CWStackingOrder);
+    xnestShapeWindow(pWin);
 }
 
 static Bool
-xnestWindowExposurePredicate(Display *display, XEvent *event, XPointer ptr)
+xnestWindowExposurePredicate(Display * display, XEvent * event, XPointer ptr)
 {
-  return (event->type == Expose && event->xexpose.window == *(Window *)ptr);
+    return (event->type == Expose && event->xexpose.window == *(Window *) ptr);
 }
 
 void
 xnestWindowExposures(WindowPtr pWin, RegionPtr pRgn, RegionPtr other_exposed)
 {
-  XEvent event;
-  Window window;
-  BoxRec Box;
-  
-  XSync(xnestDisplay, False);
-  
-  window = xnestWindow(pWin);
-  
-  while (XCheckIfEvent(xnestDisplay, &event, 
-		       xnestWindowExposurePredicate, (char *)&window)) {
-    
-    Box.x1 = pWin->drawable.x + wBorderWidth(pWin) + event.xexpose.x;
-    Box.y1 = pWin->drawable.y + wBorderWidth(pWin) + event.xexpose.y;
-    Box.x2 = Box.x1 + event.xexpose.width;
-    Box.y2 = Box.y1 + event.xexpose.height;
-	
-    event.xexpose.type = ProcessedExpose;
-	
-    if (RegionContainsRect(pRgn, &Box) != rgnIN)
-      XPutBackEvent(xnestDisplay, &event);
-  }
-  
-  miWindowExposures(pWin, pRgn, other_exposed);
+    XEvent event;
+    Window window;
+    BoxRec Box;
+
+    XSync(xnestDisplay, False);
+
+    window = xnestWindow(pWin);
+
+    while (XCheckIfEvent(xnestDisplay, &event,
+                         xnestWindowExposurePredicate, (char *) &window)) {
+
+        Box.x1 = pWin->drawable.x + wBorderWidth(pWin) + event.xexpose.x;
+        Box.y1 = pWin->drawable.y + wBorderWidth(pWin) + event.xexpose.y;
+        Box.x2 = Box.x1 + event.xexpose.width;
+        Box.y2 = Box.y1 + event.xexpose.height;
+
+        event.xexpose.type = ProcessedExpose;
+
+        if (RegionContainsRect(pRgn, &Box) != rgnIN)
+            XPutBackEvent(xnestDisplay, &event);
+    }
+
+    miWindowExposures(pWin, pRgn, other_exposed);
 }
 
 void
 xnestSetShape(WindowPtr pWin, int kind)
 {
-  xnestShapeWindow(pWin);
-  miSetShape(pWin, kind);
+    xnestShapeWindow(pWin);
+    miSetShape(pWin, kind);
 }
 
 static Bool
 xnestRegionEqual(RegionPtr pReg1, RegionPtr pReg2)
 {
-  BoxPtr pBox1, pBox2;
-  unsigned int n1, n2;
+    BoxPtr pBox1, pBox2;
+    unsigned int n1, n2;
 
-  if (pReg1 == pReg2) return True;
+    if (pReg1 == pReg2)
+        return True;
 
-  if (pReg1 == NullRegion || pReg2 == NullRegion) return False;
+    if (pReg1 == NullRegion || pReg2 == NullRegion)
+        return False;
 
-  pBox1 = RegionRects(pReg1);
-  n1 = RegionNumRects(pReg1);
+    pBox1 = RegionRects(pReg1);
+    n1 = RegionNumRects(pReg1);
 
-  pBox2 = RegionRects(pReg2);
-  n2 = RegionNumRects(pReg2);
+    pBox2 = RegionRects(pReg2);
+    n2 = RegionNumRects(pReg2);
 
-  if (n1 != n2) return False;
+    if (n1 != n2)
+        return False;
 
-  if (pBox1 == pBox2) return True;
+    if (pBox1 == pBox2)
+        return True;
 
-  if (memcmp(pBox1, pBox2, n1 * sizeof(BoxRec))) return False;
+    if (memcmp(pBox1, pBox2, n1 * sizeof(BoxRec)))
+        return False;
 
-  return True;
+    return True;
 }
 
 void
 xnestShapeWindow(WindowPtr pWin)
 {
-  Region reg;
-  BoxPtr pBox;
-  XRectangle rect;
-  int i;
-
-  if (!xnestRegionEqual(xnestWindowPriv(pWin)->bounding_shape,
-			wBoundingShape(pWin))) {
-    
-    if (wBoundingShape(pWin)) {
-      RegionCopy(xnestWindowPriv(pWin)->bounding_shape, wBoundingShape(pWin));
-      
-      reg = XCreateRegion();
-      pBox = RegionRects(xnestWindowPriv(pWin)->bounding_shape);
-      for (i = 0; 
-	   i < RegionNumRects(xnestWindowPriv(pWin)->bounding_shape);
-	   i++) {
-        rect.x = pBox[i].x1;
-        rect.y = pBox[i].y1;
-        rect.width = pBox[i].x2 - pBox[i].x1;
-        rect.height = pBox[i].y2 - pBox[i].y1;
-        XUnionRectWithRegion(&rect, reg, reg);
-      }
-      XShapeCombineRegion(xnestDisplay, xnestWindow(pWin),
-			  ShapeBounding, 0, 0, reg, ShapeSet);
-      XDestroyRegion(reg);
-    }
-    else {
-      RegionEmpty(xnestWindowPriv(pWin)->bounding_shape);
-      
-      XShapeCombineMask(xnestDisplay, xnestWindow(pWin),
-			ShapeBounding, 0, 0, None, ShapeSet);
-    }
-  }
-  
-  if (!xnestRegionEqual(xnestWindowPriv(pWin)->clip_shape,
-			wClipShape(pWin))) {
-    
-    if (wClipShape(pWin)) {
-      RegionCopy(xnestWindowPriv(pWin)->clip_shape, wClipShape(pWin));
-      
-      reg = XCreateRegion();
-      pBox = RegionRects(xnestWindowPriv(pWin)->clip_shape);
-      for (i = 0; 
-	   i < RegionNumRects(xnestWindowPriv(pWin)->clip_shape);
-	   i++) {
-        rect.x = pBox[i].x1;
-        rect.y = pBox[i].y1;
-        rect.width = pBox[i].x2 - pBox[i].x1;
-        rect.height = pBox[i].y2 - pBox[i].y1;
-        XUnionRectWithRegion(&rect, reg, reg);
-      }
-      XShapeCombineRegion(xnestDisplay, xnestWindow(pWin),
-			  ShapeClip, 0, 0, reg, ShapeSet);
-      XDestroyRegion(reg);
+    Region reg;
+    BoxPtr pBox;
+    XRectangle rect;
+    int i;
+
+    if (!xnestRegionEqual(xnestWindowPriv(pWin)->bounding_shape,
+                          wBoundingShape(pWin))) {
+
+        if (wBoundingShape(pWin)) {
+            RegionCopy(xnestWindowPriv(pWin)->bounding_shape,
+                       wBoundingShape(pWin));
+
+            reg = XCreateRegion();
+            pBox = RegionRects(xnestWindowPriv(pWin)->bounding_shape);
+            for (i = 0;
+                 i < RegionNumRects(xnestWindowPriv(pWin)->bounding_shape);
+                 i++) {
+                rect.x = pBox[i].x1;
+                rect.y = pBox[i].y1;
+                rect.width = pBox[i].x2 - pBox[i].x1;
+                rect.height = pBox[i].y2 - pBox[i].y1;
+                XUnionRectWithRegion(&rect, reg, reg);
+            }
+            XShapeCombineRegion(xnestDisplay, xnestWindow(pWin),
+                                ShapeBounding, 0, 0, reg, ShapeSet);
+            XDestroyRegion(reg);
+        }
+        else {
+            RegionEmpty(xnestWindowPriv(pWin)->bounding_shape);
+
+            XShapeCombineMask(xnestDisplay, xnestWindow(pWin),
+                              ShapeBounding, 0, 0, None, ShapeSet);
+        }
     }
-    else {
-      RegionEmpty(xnestWindowPriv(pWin)->clip_shape);
-      
-      XShapeCombineMask(xnestDisplay, xnestWindow(pWin),
-			ShapeClip, 0, 0, None, ShapeSet);
+
+    if (!xnestRegionEqual(xnestWindowPriv(pWin)->clip_shape, wClipShape(pWin))) {
+
+        if (wClipShape(pWin)) {
+            RegionCopy(xnestWindowPriv(pWin)->clip_shape, wClipShape(pWin));
+
+            reg = XCreateRegion();
+            pBox = RegionRects(xnestWindowPriv(pWin)->clip_shape);
+            for (i = 0;
+                 i < RegionNumRects(xnestWindowPriv(pWin)->clip_shape); i++) {
+                rect.x = pBox[i].x1;
+                rect.y = pBox[i].y1;
+                rect.width = pBox[i].x2 - pBox[i].x1;
+                rect.height = pBox[i].y2 - pBox[i].y1;
+                XUnionRectWithRegion(&rect, reg, reg);
+            }
+            XShapeCombineRegion(xnestDisplay, xnestWindow(pWin),
+                                ShapeClip, 0, 0, reg, ShapeSet);
+            XDestroyRegion(reg);
+        }
+        else {
+            RegionEmpty(xnestWindowPriv(pWin)->clip_shape);
+
+            XShapeCombineMask(xnestDisplay, xnestWindow(pWin),
+                              ShapeClip, 0, 0, None, ShapeSet);
+        }
     }
-  }
 }