xenocara/xserver/hw/xwin/winwindow.c

650 lines
14 KiB
C

/*
*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);
#ifdef SHAPE
static
void
winReshapeRootless (WindowPtr pWin);
#endif
#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 = WindowTable[pWin->drawable.pScreen->myNum];
/* Create a region for the destination */
prgnDst = REGION_CREATE(pWin->drawable.pScreen, 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? */
REGION_TRANSLATE(pWin->drawable.pScreen, prgnSrc, -dx, -dy);
REGION_INTERSECT(pWin->drawable.pScreen, prgnDst, &pWin->borderClip,
prgnSrc);
/* Get a pointer to the first box in the region to be copied */
pBox = REGION_RECTS(prgnDst);
/* Get the number of boxes in the region */
nbox = REGION_NUM_RECTS(prgnDst);
/* Allocate source points for each box */
if(!(pptSrc = (DDXPointPtr )xalloc(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 = REGION_RECTS(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. */
xfree(pptSrc);
REGION_DESTROY(pWin->drawable.pScreen, 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;
winWindowPriv(pWin);
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;
winWindowPriv(pWin);
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;
winWindowPriv(pWin);
winScreenPriv(pScreen);
#if CYGDEBUG
winTrace ("winMapWindowRootless (%p)\n", pWin);
#endif
WIN_UNWRAP(RealizeWindow);
fResult = (*pScreen->RealizeWindow)(pWin);
WIN_WRAP(RealizeWindow, winMapWindowRootless);
#ifdef SHAPE
winReshapeRootless (pWin);
#endif
winUpdateRgnRootless (pWin);
return fResult;
}
#ifdef SHAPE
void
winSetShapeRootless (WindowPtr pWin)
{
ScreenPtr pScreen = pWin->drawable.pScreen;
winWindowPriv(pWin);
winScreenPriv(pScreen);
#if CYGDEBUG
winTrace ("winSetShapeRootless (%p)\n", pWin);
#endif
WIN_UNWRAP(SetShape);
(*pScreen->SetShape)(pWin);
WIN_WRAP(SetShape, winSetShapeRootless);
winReshapeRootless (pWin);
winUpdateRgnRootless (pWin);
return;
}
#endif
/*
* 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");
}
}
#ifdef SHAPE
static
void
winReshapeRootless (WindowPtr pWin)
{
int nRects;
/* ScreenPtr pScreen = pWin->drawable.pScreen;*/
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;
REGION_NULL(pScreen, &rrNewShape);
REGION_COPY(pScreen, &rrNewShape, wBoundingShape(pWin));
REGION_TRANSLATE(pScreen, &rrNewShape, pWin->borderWidth,
pWin->borderWidth);
nRects = REGION_NUM_RECTS(&rrNewShape);
pShape = REGION_RECTS(&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;
}
REGION_UNINIT(pScreen, &rrNewShape);
return;
}
#endif