diff options
Diffstat (limited to 'xorg-server/hw/xnest/Window.c')
| -rw-r--r-- | xorg-server/hw/xnest/Window.c | 1036 |
1 files changed, 517 insertions, 519 deletions
diff --git a/xorg-server/hw/xnest/Window.c b/xorg-server/hw/xnest/Window.c index 7ef3d8b96..e2b21b58e 100644 --- a/xorg-server/hw/xnest/Window.c +++ b/xorg-server/hw/xnest/Window.c @@ -1,519 +1,517 @@ -/*
-
-Copyright 1993 by Davor Matic
-
-Permission to use, copy, modify, distribute, and sell this software
-and its documentation for any purpose is hereby granted without fee,
-provided that the above copyright notice appear in all copies and that
-both that copyright notice and this permission notice appear in
-supporting documentation. Davor Matic makes no representations about
-the suitability of this software for any purpose. It is provided "as
-is" without express or implied warranty.
-
-*/
-
-#ifdef HAVE_XNEST_CONFIG_H
-#include <xnest-config.h>
-#endif
-
-#include <X11/X.h>
-#include <X11/Xproto.h>
-#include "gcstruct.h"
-#include "window.h"
-#include "windowstr.h"
-#include "pixmapstr.h"
-#include "colormapst.h"
-#include "scrnintstr.h"
-#include "region.h"
-
-#include "mi.h"
-
-#include "Xnest.h"
-
-#include "Display.h"
-#include "Screen.h"
-#include "XNGC.h"
-#include "Drawable.h"
-#include "Color.h"
-#include "Visual.h"
-#include "Events.h"
-#include "Args.h"
-
-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;
-}
-
-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;
-}
-
-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;
- }
- 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;
-}
-
-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;
-}
-
-Bool
-xnestPositionWindow(WindowPtr pWin, int x, int y)
-{
- 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);
- }
- }
-}
-
-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;
- }
-
- 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 & CWBackingStore) /* this is really not useful */
- mask &= ~CWBackingStore;
-
- if (mask & CWBackingPlanes) /* this is really not useful */
- mask &= ~CWBackingPlanes;
-
- if (mask & CWBackingPixel) /* this is really not useful */
- mask &= ~CWBackingPixel;
-
- if (mask & CWOverrideRedirect)
- attributes.override_redirect = pWin->overrideRedirect;
-
- if (mask & CWSaveUnder) /* this is really not useful */
- mask &= ~CWSaveUnder;
-
- if (mask & CWEventMask) /* events are handled elsewhere */
- mask &= ~CWEventMask;
-
- if (mask & CWDontPropagate) /* events are handled elsewhere */
- mask &= ~CWDontPropagate;
-
- if (mask & CWColormap) {
- ColormapPtr pCmap;
-
- dixLookupResourceByType((pointer *)&pCmap, wColormap(pWin), RT_COLORMAP,
- serverClient, DixUseAccess);
-
- attributes.colormap = xnestColormap(pCmap);
-
- xnestSetInstalledColormapWindows(pWin->drawable.pScreen);
- }
-
- 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));
-
- return True;
-}
-
-Bool
-xnestUnrealizeWindow(WindowPtr pWin)
-{
- XUnmapWindow(xnestDisplay, xnestWindow(pWin));
-
- return True;
-}
-
-void
-xnestCopyWindow(WindowPtr pWin, xPoint oldOrigin, RegionPtr oldRegion)
-{
-}
-
-void
-xnestClipNotify(WindowPtr pWin, int dx, int dy)
-{
- xnestConfigureWindow(pWin, CWStackingOrder);
- xnestShapeWindow(pWin);
-}
-
-static Bool
-xnestWindowExposurePredicate(Display *display, XEvent *event, XPointer 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);
-}
-
-void
-xnestSetShape(WindowPtr pWin, int kind)
-{
- xnestShapeWindow(pWin);
- miSetShape(pWin, kind);
-}
-
-static Bool
-xnestRegionEqual(RegionPtr pReg1, RegionPtr pReg2)
-{
- BoxPtr pBox1, pBox2;
- unsigned int n1, n2;
-
- if (pReg1 == pReg2) return True;
-
- if (pReg1 == NullRegion || pReg2 == NullRegion) return False;
-
- pBox1 = RegionRects(pReg1);
- n1 = RegionNumRects(pReg1);
-
- pBox2 = RegionRects(pReg2);
- n2 = RegionNumRects(pReg2);
-
- if (n1 != n2) return False;
-
- if (pBox1 == pBox2) return True;
-
- if (memcmp(pBox1, pBox2, n1 * sizeof(BoxRec))) return False;
-
- 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);
- }
- else {
- RegionEmpty(xnestWindowPriv(pWin)->clip_shape);
-
- XShapeCombineMask(xnestDisplay, xnestWindow(pWin),
- ShapeClip, 0, 0, None, ShapeSet);
- }
- }
-}
+/* + +Copyright 1993 by Davor Matic + +Permission to use, copy, modify, distribute, and sell this software +and its documentation for any purpose is hereby granted without fee, +provided that the above copyright notice appear in all copies and that +both that copyright notice and this permission notice appear in +supporting documentation. Davor Matic makes no representations about +the suitability of this software for any purpose. It is provided "as +is" without express or implied warranty. + +*/ + +#ifdef HAVE_XNEST_CONFIG_H +#include <xnest-config.h> +#endif + +#include <X11/X.h> +#include <X11/Xproto.h> +#include "gcstruct.h" +#include "window.h" +#include "windowstr.h" +#include "pixmapstr.h" +#include "colormapst.h" +#include "scrnintstr.h" +#include "region.h" + +#include "mi.h" + +#include "Xnest.h" + +#include "Display.h" +#include "Screen.h" +#include "XNGC.h" +#include "Drawable.h" +#include "Color.h" +#include "Visual.h" +#include "Events.h" +#include "Args.h" + +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; +} + +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; +} + +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; + } + 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; +} + +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; +} + +Bool +xnestPositionWindow(WindowPtr pWin, int x, int y) +{ + 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); + } + } +} + +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; + } + + 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 & CWBackingStore) /* this is really not useful */ + mask &= ~CWBackingStore; + + if (mask & CWBackingPlanes) /* this is really not useful */ + mask &= ~CWBackingPlanes; + + if (mask & CWBackingPixel) /* this is really not useful */ + mask &= ~CWBackingPixel; + + if (mask & CWOverrideRedirect) + attributes.override_redirect = pWin->overrideRedirect; + + if (mask & CWSaveUnder) /* this is really not useful */ + mask &= ~CWSaveUnder; + + if (mask & CWEventMask) /* events are handled elsewhere */ + mask &= ~CWEventMask; + + if (mask & CWDontPropagate) /* events are handled elsewhere */ + mask &= ~CWDontPropagate; + + if (mask & CWColormap) { + ColormapPtr pCmap; + + dixLookupResourceByType((pointer *) &pCmap, wColormap(pWin), + RT_COLORMAP, serverClient, DixUseAccess); + + attributes.colormap = xnestColormap(pCmap); + + xnestSetInstalledColormapWindows(pWin->drawable.pScreen); + } + + 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)); + + return True; +} + +Bool +xnestUnrealizeWindow(WindowPtr pWin) +{ + XUnmapWindow(xnestDisplay, xnestWindow(pWin)); + + return True; +} + +void +xnestCopyWindow(WindowPtr pWin, xPoint oldOrigin, RegionPtr oldRegion) +{ +} + +void +xnestClipNotify(WindowPtr pWin, int dx, int dy) +{ + xnestConfigureWindow(pWin, CWStackingOrder); + xnestShapeWindow(pWin); +} + +static Bool +xnestWindowExposurePredicate(Display * display, XEvent * event, XPointer 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); +} + +void +xnestSetShape(WindowPtr pWin, int kind) +{ + xnestShapeWindow(pWin); + miSetShape(pWin, kind); +} + +static Bool +xnestRegionEqual(RegionPtr pReg1, RegionPtr pReg2) +{ + BoxPtr pBox1, pBox2; + unsigned int n1, n2; + + if (pReg1 == pReg2) + return True; + + if (pReg1 == NullRegion || pReg2 == NullRegion) + return False; + + pBox1 = RegionRects(pReg1); + n1 = RegionNumRects(pReg1); + + pBox2 = RegionRects(pReg2); + n2 = RegionNumRects(pReg2); + + if (n1 != n2) + return False; + + if (pBox1 == pBox2) + return True; + + if (memcmp(pBox1, pBox2, n1 * sizeof(BoxRec))) + return False; + + 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); + } + else { + RegionEmpty(xnestWindowPriv(pWin)->clip_shape); + + XShapeCombineMask(xnestDisplay, xnestWindow(pWin), + ShapeClip, 0, 0, None, ShapeSet); + } + } +} |