540 lines
12 KiB
C
540 lines
12 KiB
C
/*
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*Copyright (C) 1994-2000 The XFree86 Project, Inc. All Rights Reserved.
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*
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*Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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*"Software"), to deal in the Software without restriction, including
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*without limitation the rights to use, copy, modify, merge, publish,
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*distribute, sublicense, and/or sell copies of the Software, and to
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*permit persons to whom the Software is furnished to do so, subject to
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*the following conditions:
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*
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*The above copyright notice and this permission notice shall be
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*included in all copies or substantial portions of the Software.
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*
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*THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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*EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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*MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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*NONINFRINGEMENT. IN NO EVENT SHALL THE XFREE86 PROJECT BE LIABLE FOR
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*ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
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*CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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*WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*Except as contained in this notice, the name of the XFree86 Project
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*shall not be used in advertising or otherwise to promote the sale, use
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*or other dealings in this Software without prior written authorization
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*from the XFree86 Project.
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*
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* Authors: Harold L Hunt II
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* Kensuke Matsuzaki
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*/
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/* $XFree86: xc/programs/Xserver/hw/xwin/winwindow.c,v 1.10 2003/12/22 01:34:20 dickey Exp $ */
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#include "win.h"
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/*
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* Prototypes for local functions
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*/
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static int
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winAddRgn (WindowPtr pWindow, pointer data);
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static
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void
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winUpdateRgnPRootless (WindowPtr pWindow);
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#ifdef SHAPE
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static
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void
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winReshapePRootless (WindowPtr pWin);
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#endif
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/* See Porting Layer Definition - p. 37 */
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/* See mfb/mfbwindow.c - mfbCreateWindow() */
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Bool
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winCreateWindowNativeGDI (WindowPtr pWin)
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{
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ErrorF ("winCreateWindowNativeGDI ()\n");
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return TRUE;
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}
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/* See Porting Layer Definition - p. 37 */
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/* See mfb/mfbwindow.c - mfbDestroyWindow() */
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Bool
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winDestroyWindowNativeGDI (WindowPtr pWin)
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{
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ErrorF ("winDestroyWindowNativeGDI ()\n");
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return TRUE;
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}
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/* See Porting Layer Definition - p. 37 */
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/* See mfb/mfbwindow.c - mfbPositionWindow() */
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Bool
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winPositionWindowNativeGDI (WindowPtr pWin, int x, int y)
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{
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ErrorF ("winPositionWindowNativeGDI ()\n");
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return TRUE;
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}
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/* See Porting Layer Definition - p. 39 */
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/* See mfb/mfbwindow.c - mfbCopyWindow() */
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void
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winCopyWindowNativeGDI (WindowPtr pWin,
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DDXPointRec ptOldOrg,
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RegionPtr prgnSrc)
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{
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DDXPointPtr pptSrc;
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DDXPointPtr ppt;
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RegionPtr prgnDst;
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BoxPtr pBox;
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int dx, dy;
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int i, nbox;
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WindowPtr pwinRoot;
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BoxPtr pBoxDst;
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ScreenPtr pScreen = pWin->drawable.pScreen;
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winScreenPriv(pScreen);
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#if 0
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ErrorF ("winCopyWindow\n");
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#endif
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/* Get a pointer to the root window */
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pwinRoot = WindowTable[pWin->drawable.pScreen->myNum];
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/* Create a region for the destination */
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prgnDst = REGION_CREATE(pWin->drawable.pScreen, NULL, 1);
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/* Calculate the shift from the source to the destination */
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dx = ptOldOrg.x - pWin->drawable.x;
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dy = ptOldOrg.y - pWin->drawable.y;
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/* Translate the region from the destination to the source? */
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REGION_TRANSLATE(pWin->drawable.pScreen, prgnSrc, -dx, -dy);
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REGION_INTERSECT(pWin->drawable.pScreen, prgnDst, &pWin->borderClip,
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prgnSrc);
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/* Get a pointer to the first box in the region to be copied */
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pBox = REGION_RECTS(prgnDst);
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/* Get the number of boxes in the region */
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nbox = REGION_NUM_RECTS(prgnDst);
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/* Allocate source points for each box */
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if(!(pptSrc = (DDXPointPtr )ALLOCATE_LOCAL(nbox * sizeof(DDXPointRec))))
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return;
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/* Set an iterator pointer */
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ppt = pptSrc;
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/* Calculate the source point of each box? */
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for (i = nbox; --i >= 0; ppt++, pBox++)
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{
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ppt->x = pBox->x1 + dx;
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ppt->y = pBox->y1 + dy;
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}
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/* Setup loop pointers again */
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pBoxDst = REGION_RECTS(prgnDst);
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ppt = pptSrc;
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#if 0
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ErrorF ("winCopyWindow - x1\tx2\ty1\ty2\tx\ty\n");
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#endif
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/* BitBlt each source to the destination point */
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for (i = nbox; --i >= 0; pBoxDst++, ppt++)
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{
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#if 0
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ErrorF ("winCopyWindow - %d\t%d\t%d\t%d\t%d\t%d\n",
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pBoxDst->x1, pBoxDst->x2, pBoxDst->y1, pBoxDst->y2,
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ppt->x, ppt->y);
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#endif
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BitBlt (pScreenPriv->hdcScreen,
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pBoxDst->x1, pBoxDst->y1,
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pBoxDst->x2 - pBoxDst->x1, pBoxDst->y2 - pBoxDst->y1,
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pScreenPriv->hdcScreen,
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ppt->x, ppt->y,
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SRCCOPY);
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}
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/* Cleanup the regions, etc. */
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DEALLOCATE_LOCAL(pptSrc);
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REGION_DESTROY(pWin->drawable.pScreen, prgnDst);
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}
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/* See Porting Layer Definition - p. 37 */
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/* See mfb/mfbwindow.c - mfbChangeWindowAttributes() */
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Bool
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winChangeWindowAttributesNativeGDI (WindowPtr pWin, unsigned long mask)
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{
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ErrorF ("winChangeWindowAttributesNativeGDI ()\n");
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return TRUE;
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}
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/* See Porting Layer Definition - p. 37
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* Also referred to as UnrealizeWindow
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*/
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Bool
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winUnmapWindowNativeGDI (WindowPtr pWindow)
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{
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ErrorF ("winUnmapWindowNativeGDI ()\n");
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/* This functions is empty in the CFB,
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* we probably won't need to do anything
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*/
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return TRUE;
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}
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/* See Porting Layer Definition - p. 37
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* Also referred to as RealizeWindow
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*/
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Bool
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winMapWindowNativeGDI (WindowPtr pWindow)
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{
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ErrorF ("winMapWindowNativeGDI ()\n");
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/* This function is empty in the CFB,
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* we probably won't need to do anything
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*/
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return TRUE;
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}
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/* See Porting Layer Definition - p. 37 */
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/* See mfb/mfbwindow.c - mfbCreateWindow() */
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Bool
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winCreateWindowPRootless (WindowPtr pWin)
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{
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Bool fResult = FALSE;
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winWindowPriv(pWin);
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#if CYGDEBUG
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ErrorF ("winCreateWindowPRootless ()\n");
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#endif
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fResult = winGetScreenPriv(pWin->drawable.pScreen)->CreateWindow(pWin);
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pWinPriv->hRgn = NULL;
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return fResult;
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}
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/* See Porting Layer Definition - p. 37 */
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/* See mfb/mfbwindow.c - mfbDestroyWindow() */
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Bool
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winDestroyWindowPRootless (WindowPtr pWin)
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{
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Bool fResult = FALSE;
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winWindowPriv(pWin);
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#if CYGDEBUG
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ErrorF ("winDestroyWindowPRootless ()\n");
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#endif
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fResult = winGetScreenPriv(pWin->drawable.pScreen)->DestroyWindow(pWin);
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if (pWinPriv->hRgn != NULL)
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{
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DeleteObject(pWinPriv->hRgn);
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pWinPriv->hRgn = NULL;
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}
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winUpdateRgnPRootless (pWin);
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return fResult;
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}
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/* See Porting Layer Definition - p. 37 */
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/* See mfb/mfbwindow.c - mfbPositionWindow() */
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Bool
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winPositionWindowPRootless (WindowPtr pWin, int x, int y)
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{
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Bool fResult = FALSE;
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#if CYGDEBUG
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ErrorF ("winPositionWindowPRootless ()\n");
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#endif
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fResult = winGetScreenPriv(pWin->drawable.pScreen)->PositionWindow(pWin, x, y);
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winUpdateRgnPRootless (pWin);
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return fResult;
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}
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/* See Porting Layer Definition - p. 37 */
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/* See mfb/mfbwindow.c - mfbChangeWindowAttributes() */
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Bool
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winChangeWindowAttributesPRootless (WindowPtr pWin, unsigned long mask)
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{
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Bool fResult = FALSE;
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#if CYGDEBUG
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ErrorF ("winChangeWindowAttributesPRootless ()\n");
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#endif
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fResult = winGetScreenPriv(pWin->drawable.pScreen)->ChangeWindowAttributes(pWin, mask);
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winUpdateRgnPRootless (pWin);
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return fResult;
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}
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/* See Porting Layer Definition - p. 37
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* Also referred to as UnrealizeWindow
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*/
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Bool
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winUnmapWindowPRootless (WindowPtr pWin)
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{
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Bool fResult = FALSE;
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winWindowPriv(pWin);
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#if CYGDEBUG
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ErrorF ("winUnmapWindowPRootless ()\n");
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#endif
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fResult = winGetScreenPriv(pWin->drawable.pScreen)->UnrealizeWindow(pWin);
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if (pWinPriv->hRgn != NULL)
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{
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DeleteObject(pWinPriv->hRgn);
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pWinPriv->hRgn = NULL;
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}
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winUpdateRgnPRootless (pWin);
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return fResult;
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}
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/* See Porting Layer Definition - p. 37
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* Also referred to as RealizeWindow
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*/
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Bool
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winMapWindowPRootless (WindowPtr pWin)
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{
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Bool fResult = FALSE;
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#if CYGDEBUG
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ErrorF ("winMapWindowPRootless ()\n");
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#endif
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fResult = winGetScreenPriv(pWin->drawable.pScreen)->RealizeWindow(pWin);
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winReshapePRootless (pWin);
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winUpdateRgnPRootless (pWin);
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return fResult;
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}
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#ifdef SHAPE
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void
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winSetShapePRootless (WindowPtr pWin)
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{
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#if CYGDEBUG
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ErrorF ("winSetShapePRootless ()\n");
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#endif
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winGetScreenPriv(pWin->drawable.pScreen)->SetShape(pWin);
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winReshapePRootless (pWin);
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winUpdateRgnPRootless (pWin);
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return;
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}
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#endif
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/*
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* Local function for adding a region to the Windows window region
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*/
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static
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int
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winAddRgn (WindowPtr pWin, pointer data)
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{
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int iX, iY, iWidth, iHeight, iBorder;
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HRGN hRgn = *(HRGN*)data;
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HRGN hRgnWin;
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winWindowPriv(pWin);
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/* If pWin is not Root */
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if (pWin->parent != NULL)
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{
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#if CYGDEBUG
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ErrorF ("winAddRgn ()\n");
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#endif
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if (pWin->mapped)
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{
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iBorder = wBorderWidth (pWin);
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iX = pWin->drawable.x - iBorder;
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iY = pWin->drawable.y - iBorder;
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iWidth = pWin->drawable.width + iBorder * 2;
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iHeight = pWin->drawable.height + iBorder * 2;
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hRgnWin = CreateRectRgn (0, 0, iWidth, iHeight);
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if (hRgnWin == NULL)
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{
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ErrorF ("winAddRgn - CreateRectRgn () failed\n");
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ErrorF (" Rect %d %d %d %d\n",
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iX, iY, iX + iWidth, iY + iHeight);
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}
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if (pWinPriv->hRgn)
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{
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if (CombineRgn (hRgnWin, hRgnWin, pWinPriv->hRgn, RGN_AND)
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== ERROR)
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{
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ErrorF ("winAddRgn - CombineRgn () failed\n");
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}
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}
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OffsetRgn (hRgnWin, iX, iY);
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if (CombineRgn (hRgn, hRgn, hRgnWin, RGN_OR) == ERROR)
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{
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ErrorF ("winAddRgn - CombineRgn () failed\n");
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}
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DeleteObject (hRgnWin);
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}
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return WT_DONTWALKCHILDREN;
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}
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else
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{
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return WT_WALKCHILDREN;
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}
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}
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/*
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* Local function to update the Windows window's region
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*/
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static
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void
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winUpdateRgnPRootless (WindowPtr pWin)
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{
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HRGN hRgn = CreateRectRgn (0, 0, 0, 0);
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if (hRgn != NULL)
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{
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WalkTree (pWin->drawable.pScreen, winAddRgn, &hRgn);
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SetWindowRgn (winGetScreenPriv(pWin->drawable.pScreen)->hwndScreen,
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hRgn, TRUE);
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}
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else
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{
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ErrorF ("winUpdateRgnPRootless - CreateRectRgn failed.\n");
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}
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}
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#ifdef SHAPE
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static
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void
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winReshapePRootless (WindowPtr pWin)
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{
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int nRects;
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ScreenPtr pScreen = pWin->drawable.pScreen;
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RegionRec rrNewShape;
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BoxPtr pShape, pRects, pEnd;
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HRGN hRgn, hRgnRect;
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winWindowPriv(pWin);
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#if CYGDEBUG
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ErrorF ("winReshapePRootless ()\n");
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#endif
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/* Bail if the window is the root window */
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if (pWin->parent == NULL)
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return;
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/* Bail if the window is not top level */
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if (pWin->parent->parent != NULL)
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return;
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/* Free any existing window region stored in the window privates */
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if (pWinPriv->hRgn != NULL)
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{
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DeleteObject (pWinPriv->hRgn);
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pWinPriv->hRgn = NULL;
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}
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/* Bail if the window has no bounding region defined */
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if (!wBoundingShape (pWin))
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return;
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REGION_NULL(pScreen, &rrNewShape);
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REGION_COPY(pScreen, &rrNewShape, wBoundingShape(pWin));
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REGION_TRANSLATE(pScreen, &rrNewShape, pWin->borderWidth,
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pWin->borderWidth);
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nRects = REGION_NUM_RECTS(&rrNewShape);
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pShape = REGION_RECTS(&rrNewShape);
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if (nRects > 0)
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{
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/* Create initial empty Windows region */
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hRgn = CreateRectRgn (0, 0, 0, 0);
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/* Loop through all rectangles in the X region */
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for (pRects = pShape, pEnd = pShape + nRects; pRects < pEnd; pRects++)
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{
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/* Create a Windows region for the X rectangle */
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hRgnRect = CreateRectRgn (pRects->x1, pRects->y1,
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pRects->x2, pRects->y2);
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if (hRgnRect == NULL)
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{
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ErrorF("winReshapePRootless - CreateRectRgn() failed\n");
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}
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/* Merge the Windows region with the accumulated region */
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if (CombineRgn (hRgn, hRgn, hRgnRect, RGN_OR) == ERROR)
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{
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ErrorF("winReshapePRootless - CombineRgn() failed\n");
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}
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/* Delete the temporary Windows region */
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DeleteObject (hRgnRect);
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}
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/* Save a handle to the composite region in the window privates */
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pWinPriv->hRgn = hRgn;
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}
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REGION_UNINIT(pScreen, &rrNewShape);
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return;
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}
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#endif
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