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-rw-r--r--xorg-server/hw/xwin/winwindow.c1273
1 files changed, 637 insertions, 636 deletions
diff --git a/xorg-server/hw/xwin/winwindow.c b/xorg-server/hw/xwin/winwindow.c
index f6371a65c..7975d71a9 100644
--- a/xorg-server/hw/xwin/winwindow.c
+++ b/xorg-server/hw/xwin/winwindow.c
@@ -1,636 +1,637 @@
-/*
- *Copyright (C) 1994-2000 The XFree86 Project, Inc. All Rights Reserved.
- *
- *Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files (the
- *"Software"), to deal in the Software without restriction, including
- *without limitation the rights to use, copy, modify, merge, publish,
- *distribute, sublicense, and/or sell copies of the Software, and to
- *permit persons to whom the Software is furnished to do so, subject to
- *the following conditions:
- *
- *The above copyright notice and this permission notice shall be
- *included in all copies or substantial portions of the Software.
- *
- *THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- *EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- *MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- *NONINFRINGEMENT. IN NO EVENT SHALL THE XFREE86 PROJECT BE LIABLE FOR
- *ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
- *CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
- *WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- *Except as contained in this notice, the name of the XFree86 Project
- *shall not be used in advertising or otherwise to promote the sale, use
- *or other dealings in this Software without prior written authorization
- *from the XFree86 Project.
- *
- * Authors: Harold L Hunt II
- * Kensuke Matsuzaki
- */
-
-#ifdef HAVE_XWIN_CONFIG_H
-#include <xwin-config.h>
-#endif
-#include "win.h"
-
-
-/*
- * Prototypes for local functions
- */
-
-static int
-winAddRgn (WindowPtr pWindow, pointer data);
-
-static
-void
-winUpdateRgnRootless (WindowPtr pWindow);
-
-static
-void
-winReshapeRootless (WindowPtr pWin);
-
-
-#ifdef XWIN_NATIVEGDI
-/* See Porting Layer Definition - p. 37 */
-/* See mfb/mfbwindow.c - mfbCreateWindow() */
-
-Bool
-winCreateWindowNativeGDI (WindowPtr pWin)
-{
- ScreenPtr pScreen = pWin->drawable.pScreen;
- winWindowPriv(pWin);
- winScreenPriv(pScreen);
-
-#if CYGDEBUG
- winTrace ("winCreateWindowNativeGDI (%p)\n", pWin);
-#endif
-
- WIN_UNWRAP(CreateWindow);
- fResult = (*pScreen->CreateWindow) (pWin);
- WIN_WRAP(CreateWindow, winCreateWindowNativeGDI);
-
- return fResult;
-}
-
-
-/* See Porting Layer Definition - p. 37 */
-/* See mfb/mfbwindow.c - mfbDestroyWindow() */
-
-Bool
-winDestroyWindowNativeGDI (WindowPtr pWin)
-{
- Bool fResult = TRUE;
- ScreenPtr pScreen = pWin->drawable.pScreen;
- winWindowPriv(pWin);
- winScreenPriv(pScreen);
-
-#if CYGDEBUG
- winTrace ("winDestroyWindowNativeGDI (%p)\n", pWin);
-#endif
-
- WIN_UNWRAP(DestroyWindow);
- fResult = (*pScreen->DestroyWindow)(pWin);
- WIN_WRAP(DestroyWindow, winDestroyWindowNativeGDI);
-
- return fResult;
-}
-
-
-/* See Porting Layer Definition - p. 37 */
-/* See mfb/mfbwindow.c - mfbPositionWindow() */
-
-Bool
-winPositionWindowNativeGDI (WindowPtr pWin, int x, int y)
-{
- Bool fResult = TRUE;
- ScreenPtr pScreen = pWin->drawable.pScreen;
- winWindowPriv(pWin);
- winScreenPriv(pScreen);
-
-#if CYGDEBUG
- winTrace ("winPositionWindowNativeGDI (%p)\n", pWin);
-#endif
-
- WIN_UNWRAP(PositionWindow);
- fResult = (*pScreen->PositionWindow)(pWin, x, y);
- WIN_WRAP(PositionWindow, winPositionWindowNativeGDI);
-
- return fResult;
-}
-
-
-/* See Porting Layer Definition - p. 39 */
-/* See mfb/mfbwindow.c - mfbCopyWindow() */
-
-void
-winCopyWindowNativeGDI (WindowPtr pWin,
- DDXPointRec ptOldOrg,
- RegionPtr prgnSrc)
-{
- DDXPointPtr pptSrc;
- DDXPointPtr ppt;
- RegionPtr prgnDst;
- BoxPtr pBox;
- int dx, dy;
- int i, nbox;
- WindowPtr pwinRoot;
- BoxPtr pBoxDst;
- ScreenPtr pScreen = pWin->drawable.pScreen;
- winScreenPriv(pScreen);
-
-#if 0
- ErrorF ("winCopyWindow\n");
-#endif
-
- /* Get a pointer to the root window */
- pwinRoot = pWin->drawable.pScreen->root;
-
- /* Create a region for the destination */
- prgnDst = RegionCreate(NULL, 1);
-
- /* Calculate the shift from the source to the destination */
- dx = ptOldOrg.x - pWin->drawable.x;
- dy = ptOldOrg.y - pWin->drawable.y;
-
- /* Translate the region from the destination to the source? */
- RegionTranslate(prgnSrc, -dx, -dy);
- RegionIntersect(prgnDst, &pWin->borderClip,
- prgnSrc);
-
- /* Get a pointer to the first box in the region to be copied */
- pBox = RegionRects(prgnDst);
-
- /* Get the number of boxes in the region */
- nbox = RegionNumRects(prgnDst);
-
- /* Allocate source points for each box */
- if(!(pptSrc = (DDXPointPtr )malloc(nbox * sizeof(DDXPointRec))))
- return;
-
- /* Set an iterator pointer */
- ppt = pptSrc;
-
- /* Calculate the source point of each box? */
- for (i = nbox; --i >= 0; ppt++, pBox++)
- {
- ppt->x = pBox->x1 + dx;
- ppt->y = pBox->y1 + dy;
- }
-
- /* Setup loop pointers again */
- pBoxDst = RegionRects(prgnDst);
- ppt = pptSrc;
-
-#if 0
- ErrorF ("winCopyWindow - x1\tx2\ty1\ty2\tx\ty\n");
-#endif
-
- /* BitBlt each source to the destination point */
- for (i = nbox; --i >= 0; pBoxDst++, ppt++)
- {
-#if 0
- ErrorF ("winCopyWindow - %d\t%d\t%d\t%d\t%d\t%d\n",
- pBoxDst->x1, pBoxDst->x2, pBoxDst->y1, pBoxDst->y2,
- ppt->x, ppt->y);
-#endif
-
- BitBlt (pScreenPriv->hdcScreen,
- pBoxDst->x1, pBoxDst->y1,
- pBoxDst->x2 - pBoxDst->x1, pBoxDst->y2 - pBoxDst->y1,
- pScreenPriv->hdcScreen,
- ppt->x, ppt->y,
- SRCCOPY);
- }
-
- /* Cleanup the regions, etc. */
- free(pptSrc);
- RegionDestroy(prgnDst);
-}
-
-
-/* See Porting Layer Definition - p. 37 */
-/* See mfb/mfbwindow.c - mfbChangeWindowAttributes() */
-
-Bool
-winChangeWindowAttributesNativeGDI (WindowPtr pWin, unsigned long mask)
-{
- Bool fResult = TRUE;
- ScreenPtr pScreen = pWin->drawable.pScreen;
- winWindowPriv(pWin);
- winScreenPriv(pScreen);
-
-#if CYGDEBUG
- winTrace ("winChangeWindowAttributesNativeGDI (%p)\n", pWin);
-#endif
-
- WIN_UNWRAP(ChangeWindowAttributes);
- fResult = (*pScreen->ChangeWindowAttributes)(pWin, mask);
- WIN_WRAP(ChangeWindowAttributes, winChangeWindowAttributesNativeGDI);
-
- /*
- * NOTE: We do not currently need to do anything here.
- */
-
- return fResult;
-}
-
-
-/* See Porting Layer Definition - p. 37
- * Also referred to as UnrealizeWindow
- */
-
-Bool
-winUnmapWindowNativeGDI (WindowPtr pWin)
-{
- Bool fResult = TRUE;
- ScreenPtr pScreen = pWin->drawable.pScreen;
- winWindowPriv(pWin);
- winScreenPriv(pScreen);
-
-#if CYGDEBUG
- winTrace ("winUnmapWindowNativeGDI (%p)\n", pWin);
-#endif
-
- WIN_UNWRAP(UnrealizeWindow);
- fResult = (*pScreen->UnrealizeWindow)(pWin);
- WIN_WRAP(UnrealizeWindow, winUnmapWindowNativeGDI);
-
- return fResult;
-}
-
-
-/* See Porting Layer Definition - p. 37
- * Also referred to as RealizeWindow
- */
-
-Bool
-winMapWindowNativeGDI (WindowPtr pWin)
-{
- Bool fResult = TRUE;
- ScreenPtr pScreen = pWin->drawable.pScreen;
- winWindowPriv(pWin);
- winScreenPriv(pScreen);
-
-#if CYGDEBUG
- winTrace ("winMapWindowNativeGDI (%p)\n", pWin);
-#endif
-
- WIN_UNWRAP(RealizeWindow);
- fResult = (*pScreen->RealizeWindow)(pWin);
- WIN_WRAP(RealizeWindow, winMapWindowMultiWindow);
-
- return fResult;
-
-}
-#endif
-
-
-/* See Porting Layer Definition - p. 37 */
-/* See mfb/mfbwindow.c - mfbCreateWindow() */
-
-Bool
-winCreateWindowRootless (WindowPtr pWin)
-{
- Bool fResult = FALSE;
- ScreenPtr pScreen = pWin->drawable.pScreen;
- winWindowPriv(pWin);
- winScreenPriv(pScreen);
-
-#if CYGDEBUG
- winTrace ("winCreateWindowRootless (%p)\n", pWin);
-#endif
-
- WIN_UNWRAP(CreateWindow);
- fResult = (*pScreen->CreateWindow) (pWin);
- WIN_WRAP(CreateWindow, winCreateWindowRootless);
-
- pWinPriv->hRgn = NULL;
-
- return fResult;
-}
-
-
-/* See Porting Layer Definition - p. 37 */
-/* See mfb/mfbwindow.c - mfbDestroyWindow() */
-
-Bool
-winDestroyWindowRootless (WindowPtr pWin)
-{
- Bool fResult = FALSE;
- ScreenPtr pScreen = pWin->drawable.pScreen;
- winWindowPriv(pWin);
- winScreenPriv(pScreen);
-
-#if CYGDEBUG
- winTrace ("winDestroyWindowRootless (%p)\n", pWin);
-#endif
-
- WIN_UNWRAP(DestroyWindow);
- fResult = (*pScreen->DestroyWindow)(pWin);
- WIN_WRAP(DestroyWindow, winDestroyWindowRootless);
-
- if (pWinPriv->hRgn != NULL)
- {
- DeleteObject(pWinPriv->hRgn);
- pWinPriv->hRgn = NULL;
- }
-
- winUpdateRgnRootless (pWin);
-
- return fResult;
-}
-
-
-/* See Porting Layer Definition - p. 37 */
-/* See mfb/mfbwindow.c - mfbPositionWindow() */
-
-Bool
-winPositionWindowRootless (WindowPtr pWin, int x, int y)
-{
- Bool fResult = FALSE;
- ScreenPtr pScreen = pWin->drawable.pScreen;
- winScreenPriv(pScreen);
-
-
-#if CYGDEBUG
- winTrace ("winPositionWindowRootless (%p)\n", pWin);
-#endif
-
- WIN_UNWRAP(PositionWindow);
- fResult = (*pScreen->PositionWindow)(pWin, x, y);
- WIN_WRAP(PositionWindow, winPositionWindowRootless);
-
- winUpdateRgnRootless (pWin);
-
- return fResult;
-}
-
-
-/* See Porting Layer Definition - p. 37 */
-/* See mfb/mfbwindow.c - mfbChangeWindowAttributes() */
-
-Bool
-winChangeWindowAttributesRootless (WindowPtr pWin, unsigned long mask)
-{
- Bool fResult = FALSE;
- ScreenPtr pScreen = pWin->drawable.pScreen;
- winScreenPriv(pScreen);
-
-#if CYGDEBUG
- winTrace ("winChangeWindowAttributesRootless (%p)\n", pWin);
-#endif
-
- WIN_UNWRAP(ChangeWindowAttributes);
- fResult = (*pScreen->ChangeWindowAttributes)(pWin, mask);
- WIN_WRAP(ChangeWindowAttributes, winChangeWindowAttributesRootless);
-
- winUpdateRgnRootless (pWin);
-
- return fResult;
-}
-
-
-/* See Porting Layer Definition - p. 37
- * Also referred to as UnrealizeWindow
- */
-
-Bool
-winUnmapWindowRootless (WindowPtr pWin)
-{
- Bool fResult = FALSE;
- ScreenPtr pScreen = pWin->drawable.pScreen;
- winWindowPriv(pWin);
- winScreenPriv(pScreen);
-
-#if CYGDEBUG
- winTrace ("winUnmapWindowRootless (%p)\n", pWin);
-#endif
-
- WIN_UNWRAP(UnrealizeWindow);
- fResult = (*pScreen->UnrealizeWindow)(pWin);
- WIN_WRAP(UnrealizeWindow, winUnmapWindowRootless);
-
- if (pWinPriv->hRgn != NULL)
- {
- DeleteObject(pWinPriv->hRgn);
- pWinPriv->hRgn = NULL;
- }
-
- winUpdateRgnRootless (pWin);
-
- return fResult;
-}
-
-
-/* See Porting Layer Definition - p. 37
- * Also referred to as RealizeWindow
- */
-
-Bool
-winMapWindowRootless (WindowPtr pWin)
-{
- Bool fResult = FALSE;
- ScreenPtr pScreen = pWin->drawable.pScreen;
- winScreenPriv(pScreen);
-
-#if CYGDEBUG
- winTrace ("winMapWindowRootless (%p)\n", pWin);
-#endif
-
- WIN_UNWRAP(RealizeWindow);
- fResult = (*pScreen->RealizeWindow)(pWin);
- WIN_WRAP(RealizeWindow, winMapWindowRootless);
-
- winReshapeRootless (pWin);
-
- winUpdateRgnRootless (pWin);
-
- return fResult;
-}
-
-
-void
-winSetShapeRootless (WindowPtr pWin, int kind)
-{
- ScreenPtr pScreen = pWin->drawable.pScreen;
- winScreenPriv(pScreen);
-
-#if CYGDEBUG
- winTrace ("winSetShapeRootless (%p, %i)\n", pWin, kind);
-#endif
-
- WIN_UNWRAP(SetShape);
- (*pScreen->SetShape)(pWin, kind);
- WIN_WRAP(SetShape, winSetShapeRootless);
-
- winReshapeRootless (pWin);
- winUpdateRgnRootless (pWin);
-
- return;
-}
-
-
-/*
- * Local function for adding a region to the Windows window region
- */
-
-static
-int
-winAddRgn (WindowPtr pWin, pointer data)
-{
- int iX, iY, iWidth, iHeight, iBorder;
- HRGN hRgn = *(HRGN*)data;
- HRGN hRgnWin;
- winWindowPriv(pWin);
-
- /* If pWin is not Root */
- if (pWin->parent != NULL)
- {
-#if CYGDEBUG
- winDebug ("winAddRgn ()\n");
-#endif
- if (pWin->mapped)
- {
- iBorder = wBorderWidth (pWin);
-
- iX = pWin->drawable.x - iBorder;
- iY = pWin->drawable.y - iBorder;
-
- iWidth = pWin->drawable.width + iBorder * 2;
- iHeight = pWin->drawable.height + iBorder * 2;
-
- hRgnWin = CreateRectRgn (0, 0, iWidth, iHeight);
-
- if (hRgnWin == NULL)
- {
- ErrorF ("winAddRgn - CreateRectRgn () failed\n");
- ErrorF (" Rect %d %d %d %d\n",
- iX, iY, iX + iWidth, iY + iHeight);
- }
-
- if (pWinPriv->hRgn)
- {
- if (CombineRgn (hRgnWin, hRgnWin, pWinPriv->hRgn, RGN_AND)
- == ERROR)
- {
- ErrorF ("winAddRgn - CombineRgn () failed\n");
- }
- }
-
- OffsetRgn (hRgnWin, iX, iY);
-
- if (CombineRgn (hRgn, hRgn, hRgnWin, RGN_OR) == ERROR)
- {
- ErrorF ("winAddRgn - CombineRgn () failed\n");
- }
-
- DeleteObject (hRgnWin);
- }
- return WT_DONTWALKCHILDREN;
- }
- else
- {
- return WT_WALKCHILDREN;
- }
-}
-
-
-/*
- * Local function to update the Windows window's region
- */
-
-static
-void
-winUpdateRgnRootless (WindowPtr pWin)
-{
- HRGN hRgn = CreateRectRgn (0, 0, 0, 0);
-
- if (hRgn != NULL)
- {
- WalkTree (pWin->drawable.pScreen, winAddRgn, &hRgn);
- SetWindowRgn (winGetScreenPriv(pWin->drawable.pScreen)->hwndScreen,
- hRgn, TRUE);
- }
- else
- {
- ErrorF ("winUpdateRgnRootless - CreateRectRgn failed.\n");
- }
-}
-
-
-static
-void
-winReshapeRootless (WindowPtr pWin)
-{
- int nRects;
- RegionRec rrNewShape;
- BoxPtr pShape, pRects, pEnd;
- HRGN hRgn, hRgnRect;
- winWindowPriv(pWin);
-
-#if CYGDEBUG
- winDebug ("winReshapeRootless ()\n");
-#endif
-
- /* Bail if the window is the root window */
- if (pWin->parent == NULL)
- return;
-
- /* Bail if the window is not top level */
- if (pWin->parent->parent != NULL)
- return;
-
- /* Free any existing window region stored in the window privates */
- if (pWinPriv->hRgn != NULL)
- {
- DeleteObject (pWinPriv->hRgn);
- pWinPriv->hRgn = NULL;
- }
-
- /* Bail if the window has no bounding region defined */
- if (!wBoundingShape (pWin))
- return;
-
- RegionNull(&rrNewShape);
- RegionCopy(&rrNewShape, wBoundingShape(pWin));
- RegionTranslate(&rrNewShape, pWin->borderWidth,
- pWin->borderWidth);
-
- nRects = RegionNumRects(&rrNewShape);
- pShape = RegionRects(&rrNewShape);
-
- if (nRects > 0)
- {
- /* Create initial empty Windows region */
- hRgn = CreateRectRgn (0, 0, 0, 0);
-
- /* Loop through all rectangles in the X region */
- for (pRects = pShape, pEnd = pShape + nRects; pRects < pEnd; pRects++)
- {
- /* Create a Windows region for the X rectangle */
- hRgnRect = CreateRectRgn (pRects->x1, pRects->y1,
- pRects->x2, pRects->y2);
- if (hRgnRect == NULL)
- {
- ErrorF("winReshapeRootless - CreateRectRgn() failed\n");
- }
-
- /* Merge the Windows region with the accumulated region */
- if (CombineRgn (hRgn, hRgn, hRgnRect, RGN_OR) == ERROR)
- {
- ErrorF("winReshapeRootless - CombineRgn() failed\n");
- }
-
- /* Delete the temporary Windows region */
- DeleteObject (hRgnRect);
- }
-
- /* Save a handle to the composite region in the window privates */
- pWinPriv->hRgn = hRgn;
- }
-
- RegionUninit(&rrNewShape);
-
- return;
-}
+/*
+ *Copyright (C) 1994-2000 The XFree86 Project, Inc. All Rights Reserved.
+ *
+ *Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ *"Software"), to deal in the Software without restriction, including
+ *without limitation the rights to use, copy, modify, merge, publish,
+ *distribute, sublicense, and/or sell copies of the Software, and to
+ *permit persons to whom the Software is furnished to do so, subject to
+ *the following conditions:
+ *
+ *The above copyright notice and this permission notice shall be
+ *included in all copies or substantial portions of the Software.
+ *
+ *THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ *EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ *MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ *NONINFRINGEMENT. IN NO EVENT SHALL THE XFREE86 PROJECT BE LIABLE FOR
+ *ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
+ *CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ *WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ *Except as contained in this notice, the name of the XFree86 Project
+ *shall not be used in advertising or otherwise to promote the sale, use
+ *or other dealings in this Software without prior written authorization
+ *from the XFree86 Project.
+ *
+ * Authors: Harold L Hunt II
+ * Kensuke Matsuzaki
+ */
+
+#ifdef HAVE_XWIN_CONFIG_H
+#include <xwin-config.h>
+#endif
+#include "win.h"
+
+
+/*
+ * Prototypes for local functions
+ */
+
+static int
+winAddRgn (WindowPtr pWindow, pointer data);
+
+static
+void
+winUpdateRgnRootless (WindowPtr pWindow);
+
+static
+void
+winReshapeRootless (WindowPtr pWin);
+
+
+#ifdef XWIN_NATIVEGDI
+/* See Porting Layer Definition - p. 37 */
+/* See mfb/mfbwindow.c - mfbCreateWindow() */
+
+Bool
+winCreateWindowNativeGDI (WindowPtr pWin)
+{
+ Bool fResult = TRUE;
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ winWindowPriv(pWin);
+ winScreenPriv(pScreen);
+
+#if CYGDEBUG
+ winTrace ("winCreateWindowNativeGDI (%p)\n", pWin);
+#endif
+
+ WIN_UNWRAP(CreateWindow);
+ fResult = (*pScreen->CreateWindow) (pWin);
+ WIN_WRAP(CreateWindow, winCreateWindowNativeGDI);
+
+ return fResult;
+}
+
+
+/* See Porting Layer Definition - p. 37 */
+/* See mfb/mfbwindow.c - mfbDestroyWindow() */
+
+Bool
+winDestroyWindowNativeGDI (WindowPtr pWin)
+{
+ Bool fResult = TRUE;
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ winWindowPriv(pWin);
+ winScreenPriv(pScreen);
+
+#if CYGDEBUG
+ winTrace ("winDestroyWindowNativeGDI (%p)\n", pWin);
+#endif
+
+ WIN_UNWRAP(DestroyWindow);
+ fResult = (*pScreen->DestroyWindow)(pWin);
+ WIN_WRAP(DestroyWindow, winDestroyWindowNativeGDI);
+
+ return fResult;
+}
+
+
+/* See Porting Layer Definition - p. 37 */
+/* See mfb/mfbwindow.c - mfbPositionWindow() */
+
+Bool
+winPositionWindowNativeGDI (WindowPtr pWin, int x, int y)
+{
+ Bool fResult = TRUE;
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ winWindowPriv(pWin);
+ winScreenPriv(pScreen);
+
+#if CYGDEBUG
+ winTrace ("winPositionWindowNativeGDI (%p)\n", pWin);
+#endif
+
+ WIN_UNWRAP(PositionWindow);
+ fResult = (*pScreen->PositionWindow)(pWin, x, y);
+ WIN_WRAP(PositionWindow, winPositionWindowNativeGDI);
+
+ return fResult;
+}
+
+
+/* See Porting Layer Definition - p. 39 */
+/* See mfb/mfbwindow.c - mfbCopyWindow() */
+
+void
+winCopyWindowNativeGDI (WindowPtr pWin,
+ DDXPointRec ptOldOrg,
+ RegionPtr prgnSrc)
+{
+ DDXPointPtr pptSrc;
+ DDXPointPtr ppt;
+ RegionPtr prgnDst;
+ BoxPtr pBox;
+ int dx, dy;
+ int i, nbox;
+ WindowPtr pwinRoot;
+ BoxPtr pBoxDst;
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ winScreenPriv(pScreen);
+
+#if 0
+ ErrorF ("winCopyWindow\n");
+#endif
+
+ /* Get a pointer to the root window */
+ pwinRoot = pWin->drawable.pScreen->root;
+
+ /* Create a region for the destination */
+ prgnDst = RegionCreate(NULL, 1);
+
+ /* Calculate the shift from the source to the destination */
+ dx = ptOldOrg.x - pWin->drawable.x;
+ dy = ptOldOrg.y - pWin->drawable.y;
+
+ /* Translate the region from the destination to the source? */
+ RegionTranslate(prgnSrc, -dx, -dy);
+ RegionIntersect(prgnDst, &pWin->borderClip,
+ prgnSrc);
+
+ /* Get a pointer to the first box in the region to be copied */
+ pBox = RegionRects(prgnDst);
+
+ /* Get the number of boxes in the region */
+ nbox = RegionNumRects(prgnDst);
+
+ /* Allocate source points for each box */
+ if(!(pptSrc = (DDXPointPtr )malloc(nbox * sizeof(DDXPointRec))))
+ return;
+
+ /* Set an iterator pointer */
+ ppt = pptSrc;
+
+ /* Calculate the source point of each box? */
+ for (i = nbox; --i >= 0; ppt++, pBox++)
+ {
+ ppt->x = pBox->x1 + dx;
+ ppt->y = pBox->y1 + dy;
+ }
+
+ /* Setup loop pointers again */
+ pBoxDst = RegionRects(prgnDst);
+ ppt = pptSrc;
+
+#if 0
+ ErrorF ("winCopyWindow - x1\tx2\ty1\ty2\tx\ty\n");
+#endif
+
+ /* BitBlt each source to the destination point */
+ for (i = nbox; --i >= 0; pBoxDst++, ppt++)
+ {
+#if 0
+ ErrorF ("winCopyWindow - %d\t%d\t%d\t%d\t%d\t%d\n",
+ pBoxDst->x1, pBoxDst->x2, pBoxDst->y1, pBoxDst->y2,
+ ppt->x, ppt->y);
+#endif
+
+ BitBlt (pScreenPriv->hdcScreen,
+ pBoxDst->x1, pBoxDst->y1,
+ pBoxDst->x2 - pBoxDst->x1, pBoxDst->y2 - pBoxDst->y1,
+ pScreenPriv->hdcScreen,
+ ppt->x, ppt->y,
+ SRCCOPY);
+ }
+
+ /* Cleanup the regions, etc. */
+ free(pptSrc);
+ RegionDestroy(prgnDst);
+}
+
+
+/* See Porting Layer Definition - p. 37 */
+/* See mfb/mfbwindow.c - mfbChangeWindowAttributes() */
+
+Bool
+winChangeWindowAttributesNativeGDI (WindowPtr pWin, unsigned long mask)
+{
+ Bool fResult = TRUE;
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ winWindowPriv(pWin);
+ winScreenPriv(pScreen);
+
+#if CYGDEBUG
+ winTrace ("winChangeWindowAttributesNativeGDI (%p)\n", pWin);
+#endif
+
+ WIN_UNWRAP(ChangeWindowAttributes);
+ fResult = (*pScreen->ChangeWindowAttributes)(pWin, mask);
+ WIN_WRAP(ChangeWindowAttributes, winChangeWindowAttributesNativeGDI);
+
+ /*
+ * NOTE: We do not currently need to do anything here.
+ */
+
+ return fResult;
+}
+
+
+/* See Porting Layer Definition - p. 37
+ * Also referred to as UnrealizeWindow
+ */
+
+Bool
+winUnmapWindowNativeGDI (WindowPtr pWin)
+{
+ Bool fResult = TRUE;
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ winWindowPriv(pWin);
+ winScreenPriv(pScreen);
+
+#if CYGDEBUG
+ winTrace ("winUnmapWindowNativeGDI (%p)\n", pWin);
+#endif
+
+ WIN_UNWRAP(UnrealizeWindow);
+ fResult = (*pScreen->UnrealizeWindow)(pWin);
+ WIN_WRAP(UnrealizeWindow, winUnmapWindowNativeGDI);
+
+ return fResult;
+}
+
+
+/* See Porting Layer Definition - p. 37
+ * Also referred to as RealizeWindow
+ */
+
+Bool
+winMapWindowNativeGDI (WindowPtr pWin)
+{
+ Bool fResult = TRUE;
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ winWindowPriv(pWin);
+ winScreenPriv(pScreen);
+
+#if CYGDEBUG
+ winTrace ("winMapWindowNativeGDI (%p)\n", pWin);
+#endif
+
+ WIN_UNWRAP(RealizeWindow);
+ fResult = (*pScreen->RealizeWindow)(pWin);
+ WIN_WRAP(RealizeWindow, winMapWindowMultiWindow);
+
+ return fResult;
+
+}
+#endif
+
+
+/* See Porting Layer Definition - p. 37 */
+/* See mfb/mfbwindow.c - mfbCreateWindow() */
+
+Bool
+winCreateWindowRootless (WindowPtr pWin)
+{
+ Bool fResult = FALSE;
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ winWindowPriv(pWin);
+ winScreenPriv(pScreen);
+
+#if CYGDEBUG
+ winTrace ("winCreateWindowRootless (%p)\n", pWin);
+#endif
+
+ WIN_UNWRAP(CreateWindow);
+ fResult = (*pScreen->CreateWindow) (pWin);
+ WIN_WRAP(CreateWindow, winCreateWindowRootless);
+
+ pWinPriv->hRgn = NULL;
+
+ return fResult;
+}
+
+
+/* See Porting Layer Definition - p. 37 */
+/* See mfb/mfbwindow.c - mfbDestroyWindow() */
+
+Bool
+winDestroyWindowRootless (WindowPtr pWin)
+{
+ Bool fResult = FALSE;
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ winWindowPriv(pWin);
+ winScreenPriv(pScreen);
+
+#if CYGDEBUG
+ winTrace ("winDestroyWindowRootless (%p)\n", pWin);
+#endif
+
+ WIN_UNWRAP(DestroyWindow);
+ fResult = (*pScreen->DestroyWindow)(pWin);
+ WIN_WRAP(DestroyWindow, winDestroyWindowRootless);
+
+ if (pWinPriv->hRgn != NULL)
+ {
+ DeleteObject(pWinPriv->hRgn);
+ pWinPriv->hRgn = NULL;
+ }
+
+ winUpdateRgnRootless (pWin);
+
+ return fResult;
+}
+
+
+/* See Porting Layer Definition - p. 37 */
+/* See mfb/mfbwindow.c - mfbPositionWindow() */
+
+Bool
+winPositionWindowRootless (WindowPtr pWin, int x, int y)
+{
+ Bool fResult = FALSE;
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ winScreenPriv(pScreen);
+
+
+#if CYGDEBUG
+ winTrace ("winPositionWindowRootless (%p)\n", pWin);
+#endif
+
+ WIN_UNWRAP(PositionWindow);
+ fResult = (*pScreen->PositionWindow)(pWin, x, y);
+ WIN_WRAP(PositionWindow, winPositionWindowRootless);
+
+ winUpdateRgnRootless (pWin);
+
+ return fResult;
+}
+
+
+/* See Porting Layer Definition - p. 37 */
+/* See mfb/mfbwindow.c - mfbChangeWindowAttributes() */
+
+Bool
+winChangeWindowAttributesRootless (WindowPtr pWin, unsigned long mask)
+{
+ Bool fResult = FALSE;
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ winScreenPriv(pScreen);
+
+#if CYGDEBUG
+ winTrace ("winChangeWindowAttributesRootless (%p)\n", pWin);
+#endif
+
+ WIN_UNWRAP(ChangeWindowAttributes);
+ fResult = (*pScreen->ChangeWindowAttributes)(pWin, mask);
+ WIN_WRAP(ChangeWindowAttributes, winChangeWindowAttributesRootless);
+
+ winUpdateRgnRootless (pWin);
+
+ return fResult;
+}
+
+
+/* See Porting Layer Definition - p. 37
+ * Also referred to as UnrealizeWindow
+ */
+
+Bool
+winUnmapWindowRootless (WindowPtr pWin)
+{
+ Bool fResult = FALSE;
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ winWindowPriv(pWin);
+ winScreenPriv(pScreen);
+
+#if CYGDEBUG
+ winTrace ("winUnmapWindowRootless (%p)\n", pWin);
+#endif
+
+ WIN_UNWRAP(UnrealizeWindow);
+ fResult = (*pScreen->UnrealizeWindow)(pWin);
+ WIN_WRAP(UnrealizeWindow, winUnmapWindowRootless);
+
+ if (pWinPriv->hRgn != NULL)
+ {
+ DeleteObject(pWinPriv->hRgn);
+ pWinPriv->hRgn = NULL;
+ }
+
+ winUpdateRgnRootless (pWin);
+
+ return fResult;
+}
+
+
+/* See Porting Layer Definition - p. 37
+ * Also referred to as RealizeWindow
+ */
+
+Bool
+winMapWindowRootless (WindowPtr pWin)
+{
+ Bool fResult = FALSE;
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ winScreenPriv(pScreen);
+
+#if CYGDEBUG
+ winTrace ("winMapWindowRootless (%p)\n", pWin);
+#endif
+
+ WIN_UNWRAP(RealizeWindow);
+ fResult = (*pScreen->RealizeWindow)(pWin);
+ WIN_WRAP(RealizeWindow, winMapWindowRootless);
+
+ winReshapeRootless (pWin);
+
+ winUpdateRgnRootless (pWin);
+
+ return fResult;
+}
+
+
+void
+winSetShapeRootless (WindowPtr pWin, int kind)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ winScreenPriv(pScreen);
+
+#if CYGDEBUG
+ winTrace ("winSetShapeRootless (%p, %i)\n", pWin, kind);
+#endif
+
+ WIN_UNWRAP(SetShape);
+ (*pScreen->SetShape)(pWin, kind);
+ WIN_WRAP(SetShape, winSetShapeRootless);
+
+ winReshapeRootless (pWin);
+ winUpdateRgnRootless (pWin);
+
+ return;
+}
+
+
+/*
+ * Local function for adding a region to the Windows window region
+ */
+
+static
+int
+winAddRgn (WindowPtr pWin, pointer data)
+{
+ int iX, iY, iWidth, iHeight, iBorder;
+ HRGN hRgn = *(HRGN*)data;
+ HRGN hRgnWin;
+ winWindowPriv(pWin);
+
+ /* If pWin is not Root */
+ if (pWin->parent != NULL)
+ {
+#if CYGDEBUG
+ winDebug ("winAddRgn ()\n");
+#endif
+ if (pWin->mapped)
+ {
+ iBorder = wBorderWidth (pWin);
+
+ iX = pWin->drawable.x - iBorder;
+ iY = pWin->drawable.y - iBorder;
+
+ iWidth = pWin->drawable.width + iBorder * 2;
+ iHeight = pWin->drawable.height + iBorder * 2;
+
+ hRgnWin = CreateRectRgn (0, 0, iWidth, iHeight);
+
+ if (hRgnWin == NULL)
+ {
+ ErrorF ("winAddRgn - CreateRectRgn () failed\n");
+ ErrorF (" Rect %d %d %d %d\n",
+ iX, iY, iX + iWidth, iY + iHeight);
+ }
+
+ if (pWinPriv->hRgn)
+ {
+ if (CombineRgn (hRgnWin, hRgnWin, pWinPriv->hRgn, RGN_AND)
+ == ERROR)
+ {
+ ErrorF ("winAddRgn - CombineRgn () failed\n");
+ }
+ }
+
+ OffsetRgn (hRgnWin, iX, iY);
+
+ if (CombineRgn (hRgn, hRgn, hRgnWin, RGN_OR) == ERROR)
+ {
+ ErrorF ("winAddRgn - CombineRgn () failed\n");
+ }
+
+ DeleteObject (hRgnWin);
+ }
+ return WT_DONTWALKCHILDREN;
+ }
+ else
+ {
+ return WT_WALKCHILDREN;
+ }
+}
+
+
+/*
+ * Local function to update the Windows window's region
+ */
+
+static
+void
+winUpdateRgnRootless (WindowPtr pWin)
+{
+ HRGN hRgn = CreateRectRgn (0, 0, 0, 0);
+
+ if (hRgn != NULL)
+ {
+ WalkTree (pWin->drawable.pScreen, winAddRgn, &hRgn);
+ SetWindowRgn (winGetScreenPriv(pWin->drawable.pScreen)->hwndScreen,
+ hRgn, TRUE);
+ }
+ else
+ {
+ ErrorF ("winUpdateRgnRootless - CreateRectRgn failed.\n");
+ }
+}
+
+
+static
+void
+winReshapeRootless (WindowPtr pWin)
+{
+ int nRects;
+ RegionRec rrNewShape;
+ BoxPtr pShape, pRects, pEnd;
+ HRGN hRgn, hRgnRect;
+ winWindowPriv(pWin);
+
+#if CYGDEBUG
+ winDebug ("winReshapeRootless ()\n");
+#endif
+
+ /* Bail if the window is the root window */
+ if (pWin->parent == NULL)
+ return;
+
+ /* Bail if the window is not top level */
+ if (pWin->parent->parent != NULL)
+ return;
+
+ /* Free any existing window region stored in the window privates */
+ if (pWinPriv->hRgn != NULL)
+ {
+ DeleteObject (pWinPriv->hRgn);
+ pWinPriv->hRgn = NULL;
+ }
+
+ /* Bail if the window has no bounding region defined */
+ if (!wBoundingShape (pWin))
+ return;
+
+ RegionNull(&rrNewShape);
+ RegionCopy(&rrNewShape, wBoundingShape(pWin));
+ RegionTranslate(&rrNewShape, pWin->borderWidth,
+ pWin->borderWidth);
+
+ nRects = RegionNumRects(&rrNewShape);
+ pShape = RegionRects(&rrNewShape);
+
+ if (nRects > 0)
+ {
+ /* Create initial empty Windows region */
+ hRgn = CreateRectRgn (0, 0, 0, 0);
+
+ /* Loop through all rectangles in the X region */
+ for (pRects = pShape, pEnd = pShape + nRects; pRects < pEnd; pRects++)
+ {
+ /* Create a Windows region for the X rectangle */
+ hRgnRect = CreateRectRgn (pRects->x1, pRects->y1,
+ pRects->x2, pRects->y2);
+ if (hRgnRect == NULL)
+ {
+ ErrorF("winReshapeRootless - CreateRectRgn() failed\n");
+ }
+
+ /* Merge the Windows region with the accumulated region */
+ if (CombineRgn (hRgn, hRgn, hRgnRect, RGN_OR) == ERROR)
+ {
+ ErrorF("winReshapeRootless - CombineRgn() failed\n");
+ }
+
+ /* Delete the temporary Windows region */
+ DeleteObject (hRgnRect);
+ }
+
+ /* Save a handle to the composite region in the window privates */
+ pWinPriv->hRgn = hRgn;
+ }
+
+ RegionUninit(&rrNewShape);
+
+ return;
+}