638 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			638 lines
		
	
	
		
			14 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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#ifdef HAVE_XWIN_CONFIG_H
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#include <xwin-config.h>
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#endif
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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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winUpdateRgnRootless (WindowPtr pWindow);
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static
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void
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winReshapeRootless (WindowPtr pWin);
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#ifdef XWIN_NATIVEGDI
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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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  ScreenPtr		pScreen = pWin->drawable.pScreen;
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  winWindowPriv(pWin);
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  winScreenPriv(pScreen);
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#if CYGDEBUG
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  winTrace ("winCreateWindowNativeGDI (%p)\n", pWin);
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#endif
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  WIN_UNWRAP(CreateWindow);
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  fResult = (*pScreen->CreateWindow) (pWin);
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  WIN_WRAP(CreateWindow, winCreateWindowNativeGDI);
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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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winDestroyWindowNativeGDI (WindowPtr pWin)
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{
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  Bool			fResult = TRUE;
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  ScreenPtr		pScreen = pWin->drawable.pScreen;
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  winWindowPriv(pWin);
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  winScreenPriv(pScreen);
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#if CYGDEBUG
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  winTrace ("winDestroyWindowNativeGDI (%p)\n", pWin);
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#endif
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  WIN_UNWRAP(DestroyWindow); 
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  fResult = (*pScreen->DestroyWindow)(pWin);
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  WIN_WRAP(DestroyWindow, winDestroyWindowNativeGDI);
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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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winPositionWindowNativeGDI (WindowPtr pWin, int x, int y)
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{
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  Bool			fResult = TRUE;
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  ScreenPtr		pScreen = pWin->drawable.pScreen;
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  winWindowPriv(pWin);
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  winScreenPriv(pScreen);
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#if CYGDEBUG
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  winTrace ("winPositionWindowNativeGDI (%p)\n", pWin);
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#endif
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  WIN_UNWRAP(PositionWindow);
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  fResult = (*pScreen->PositionWindow)(pWin, x, y);
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  WIN_WRAP(PositionWindow, winPositionWindowNativeGDI);
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  return fResult;
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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 = pWin->drawable.pScreen->root;
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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 )malloc(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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  free(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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  Bool			fResult = TRUE;
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  ScreenPtr		pScreen = pWin->drawable.pScreen;
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  winWindowPriv(pWin);
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  winScreenPriv(pScreen);
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#if CYGDEBUG
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  winTrace ("winChangeWindowAttributesNativeGDI (%p)\n", pWin);
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#endif
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  WIN_UNWRAP(ChangeWindowAttributes); 
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  fResult = (*pScreen->ChangeWindowAttributes)(pWin, mask);
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  WIN_WRAP(ChangeWindowAttributes, winChangeWindowAttributesNativeGDI);
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  /*
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   * NOTE: We do not currently need to do anything here.
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   */
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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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winUnmapWindowNativeGDI (WindowPtr pWin)
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{
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  Bool			fResult = TRUE;
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  ScreenPtr		pScreen = pWin->drawable.pScreen;
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  winWindowPriv(pWin);
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  winScreenPriv(pScreen);
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#if CYGDEBUG
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  winTrace ("winUnmapWindowNativeGDI (%p)\n", pWin);
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#endif
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  WIN_UNWRAP(UnrealizeWindow); 
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  fResult = (*pScreen->UnrealizeWindow)(pWin);
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  WIN_WRAP(UnrealizeWindow, winUnmapWindowNativeGDI);
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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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winMapWindowNativeGDI (WindowPtr pWin)
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{
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  Bool			fResult = TRUE;
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  ScreenPtr		pScreen = pWin->drawable.pScreen;
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  winWindowPriv(pWin);
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  winScreenPriv(pScreen);
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#if CYGDEBUG
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  winTrace ("winMapWindowNativeGDI (%p)\n", pWin);
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#endif
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  WIN_UNWRAP(RealizeWindow); 
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  fResult = (*pScreen->RealizeWindow)(pWin);
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  WIN_WRAP(RealizeWindow, winMapWindowMultiWindow);
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  return fResult;
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}
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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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winCreateWindowRootless (WindowPtr pWin)
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{
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  Bool			fResult = FALSE;
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  ScreenPtr		pScreen = pWin->drawable.pScreen;
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  winWindowPriv(pWin);
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  winScreenPriv(pScreen);
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#if CYGDEBUG
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  winTrace ("winCreateWindowRootless (%p)\n", pWin);
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#endif
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  WIN_UNWRAP(CreateWindow);
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  fResult = (*pScreen->CreateWindow) (pWin);
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  WIN_WRAP(CreateWindow, winCreateWindowRootless);
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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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winDestroyWindowRootless (WindowPtr pWin)
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{
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  Bool			fResult = FALSE;
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  ScreenPtr		pScreen = pWin->drawable.pScreen;
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  winWindowPriv(pWin);
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  winScreenPriv(pScreen);
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#if CYGDEBUG
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  winTrace ("winDestroyWindowRootless (%p)\n", pWin);
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#endif
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  WIN_UNWRAP(DestroyWindow); 
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  fResult = (*pScreen->DestroyWindow)(pWin);
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  WIN_WRAP(DestroyWindow, winDestroyWindowRootless);
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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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  winUpdateRgnRootless (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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winPositionWindowRootless (WindowPtr pWin, int x, int y)
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{
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  Bool			fResult = FALSE;
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  ScreenPtr		pScreen = pWin->drawable.pScreen;
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  winScreenPriv(pScreen);
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#if CYGDEBUG
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  winTrace ("winPositionWindowRootless (%p)\n", pWin);
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#endif
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  WIN_UNWRAP(PositionWindow);
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  fResult = (*pScreen->PositionWindow)(pWin, x, y);
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  WIN_WRAP(PositionWindow, winPositionWindowRootless);
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  winUpdateRgnRootless (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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winChangeWindowAttributesRootless (WindowPtr pWin, unsigned long mask)
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{
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  Bool			fResult = FALSE;
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  ScreenPtr		pScreen = pWin->drawable.pScreen;
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  winScreenPriv(pScreen);
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#if CYGDEBUG
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  winTrace ("winChangeWindowAttributesRootless (%p)\n", pWin);
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#endif
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  WIN_UNWRAP(ChangeWindowAttributes); 
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  fResult = (*pScreen->ChangeWindowAttributes)(pWin, mask);
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  WIN_WRAP(ChangeWindowAttributes, winChangeWindowAttributesRootless);
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  winUpdateRgnRootless (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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winUnmapWindowRootless (WindowPtr pWin)
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{
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  Bool			fResult = FALSE;
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  ScreenPtr		pScreen = pWin->drawable.pScreen;
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  winWindowPriv(pWin);
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  winScreenPriv(pScreen);
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#if CYGDEBUG
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  winTrace ("winUnmapWindowRootless (%p)\n", pWin);
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#endif
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  WIN_UNWRAP(UnrealizeWindow); 
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  fResult = (*pScreen->UnrealizeWindow)(pWin);
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  WIN_WRAP(UnrealizeWindow, winUnmapWindowRootless);
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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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  winUpdateRgnRootless (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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winMapWindowRootless (WindowPtr pWin)
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{
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  Bool			fResult = FALSE;
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  ScreenPtr		pScreen = pWin->drawable.pScreen;
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  winScreenPriv(pScreen);
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#if CYGDEBUG
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  winTrace ("winMapWindowRootless (%p)\n", pWin);
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#endif
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  WIN_UNWRAP(RealizeWindow); 
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  fResult = (*pScreen->RealizeWindow)(pWin);
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  WIN_WRAP(RealizeWindow, winMapWindowRootless);
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  winReshapeRootless (pWin);
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  winUpdateRgnRootless (pWin);
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  return fResult;
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}
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void
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winSetShapeRootless (WindowPtr pWin, int kind)
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{
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  ScreenPtr		pScreen = pWin->drawable.pScreen;
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  winScreenPriv(pScreen);
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#if CYGDEBUG
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  winTrace ("winSetShapeRootless (%p, %i)\n", pWin, kind);
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#endif
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  WIN_UNWRAP(SetShape); 
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  (*pScreen->SetShape)(pWin, kind);
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  WIN_WRAP(SetShape, winSetShapeRootless);
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  winReshapeRootless (pWin);
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  winUpdateRgnRootless (pWin);
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  return;
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}
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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 */
 | 
						|
  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;
 | 
						|
  /* 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;
 | 
						|
}
 |