648 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			648 lines
		
	
	
		
			17 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:	Earle F. Philhower, III
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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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#include "dixevents.h"
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#include "winmultiwindowclass.h"
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#include "winprefs.h"
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#include "propertyst.h"
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#include "propertyst.h"
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#include "windowstr.h"
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/*
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 * External global variables
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 */
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extern HICON		g_hIconX;
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extern HICON		g_hSmallIconX;
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/*
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 * Prototypes for local functions
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 */
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static void
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winScaleXBitmapToWindows (int iconSize, int effBPP,
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			  PixmapPtr pixmap, unsigned char *image);
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/*
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 * Scale an X icon bitmap into a Windoze icon bitmap
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 */
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static void
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winScaleXBitmapToWindows (int iconSize,
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			  int effBPP,
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			  PixmapPtr pixmap,
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			  unsigned char *image)
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{
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  int			row, column, effXBPP, effXDepth;
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  unsigned char		*outPtr;
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  char		*iconData = 0;
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  int			stride, xStride;
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  float			factX, factY;
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  int			posX, posY;
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  unsigned char		*ptr;
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  unsigned int		zero;
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  unsigned int		color;
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  effXBPP = BitsPerPixel(pixmap->drawable.depth);
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  effXDepth = pixmap->drawable.depth;
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  if (pixmap->drawable.bitsPerPixel == 15)
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    effXBPP = 16;
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  if (pixmap->drawable.depth == 15)
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    effXDepth = 16;
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  /* Need 16-bit aligned rows for DDBitmaps */
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  stride = ((iconSize * effBPP + 15) & (~15)) / 8;
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  xStride = PixmapBytePad (pixmap->drawable.width, pixmap->drawable.depth);
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  if (stride == 0 || xStride == 0)
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    {
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      ErrorF ("winScaleXBitmapToWindows - stride or xStride is zero.  "
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	      "Bailing.\n");
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      return;
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    }
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  /* Allocate memory for icon data */
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  iconData = malloc (xStride * pixmap->drawable.height);
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  if (!iconData)
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    {
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      ErrorF ("winScaleXBitmapToWindows - malloc failed for iconData.  "
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	      "Bailing.\n");
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      return;
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    }
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  /* Get icon data */
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  miGetImage ((DrawablePtr) &(pixmap->drawable), 0, 0,
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	      pixmap->drawable.width, pixmap->drawable.height,
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	      ZPixmap, 0xffffffff, iconData);
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  /* Keep aspect ratio */
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  factX = ((float)pixmap->drawable.width) / ((float)iconSize);
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  factY = ((float)pixmap->drawable.height) / ((float)iconSize);
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  if (factX > factY)
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    factY = factX;
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  else
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    factX = factY;
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  /* Out-of-bounds, fill icon with zero */
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  zero = 0;
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  for (row = 0; row < iconSize; row++)
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    {
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      outPtr = image + stride * row;
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      for (column = 0; column < iconSize; column++)
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	{
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	  posX = factX * column;
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	  posY = factY * row;
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	  ptr = (unsigned char*) iconData + posY*xStride;
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	  if (effXBPP == 1)
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	    {
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	      ptr += posX / 8;
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	      /* Out of X icon bounds, leave space blank */
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	      if (posX >= pixmap->drawable.width
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		  || posY >= pixmap->drawable.height)
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		ptr = (unsigned char *) &zero;
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	      if ((*ptr) & (1 << (posX & 7)))
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		switch (effBPP)
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		  {
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		  case 32:
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		    *(outPtr++) = 0;
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		  case 24:
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		    *(outPtr++) = 0;
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		  case 16:
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		    *(outPtr++) = 0;
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		  case 8:
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		    *(outPtr++) = 0;
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		    break;
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		  case 1:
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		    outPtr[column / 8] &= ~(1 << (7 - (column & 7)));
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		    break;
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		  }
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	      else
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		switch (effBPP)
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		  {
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		  case 32:
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		    *(outPtr++) = 255;
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		    *(outPtr++) = 255;
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		    *(outPtr++) = 255;
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		    *(outPtr++) = 0;
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		    break;
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		  case 24:
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		    *(outPtr++) = 255;
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		  case 16:
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		    *(outPtr++) = 255;
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		  case 8: 
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		    *(outPtr++) = 255;
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		    break;
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		  case 1:
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		    outPtr[column / 8] |= (1 << (7 - (column & 7)));
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		    break;
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		  }
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	    }
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	  else if (effXDepth == 24 || effXDepth == 32)
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	    {
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	      ptr += posX * (effXBPP / 8);
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	      /* Out of X icon bounds, leave space blank */
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	      if (posX >= pixmap->drawable.width
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		  || posY >= pixmap->drawable.height)
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		ptr = (unsigned char *) &zero;
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	      color = (((*ptr) << 16)
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		       + ((*(ptr + 1)) << 8)
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		       + ((*(ptr + 2)) << 0));
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	      switch (effBPP)
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		{
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		case 32:
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		  *(outPtr++) = *(ptr++); /* b */
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		  *(outPtr++) = *(ptr++); /* g */
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		  *(outPtr++) = *(ptr++); /* r */
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		  *(outPtr++) = (effXDepth == 32) ? *(ptr++) : 0x0; /* alpha */
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		  break;
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		case 24:
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		  *(outPtr++) = *(ptr++);
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		  *(outPtr++) = *(ptr++);
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		  *(outPtr++) = *(ptr++);
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		  break;
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		case 16:
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		  color = ((((*ptr) >> 2) << 10)
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			   + (((*(ptr + 1)) >> 2) << 5)
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			   + (((*(ptr + 2)) >> 2)));
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		  *(outPtr++) = (color >> 8);
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		  *(outPtr++) = (color & 255);
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		  break;
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		case 8:
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		  color = (((*ptr))) + (((*(ptr + 1)))) + (((*(ptr + 2))));
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		  color /= 3;
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		  *(outPtr++) = color;
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		  break;
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		case 1:
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		  if (color)
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		    outPtr[column / 8] |= (1 << (7 - (column & 7)));
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		  else
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		    outPtr[column / 8] &= ~(1 << (7 - (column & 7)));
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		}
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	    }
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	  else if (effXDepth == 16)
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	    {
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	      ptr += posX * (effXBPP / 8);
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	      /* Out of X icon bounds, leave space blank */
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	      if (posX >= pixmap->drawable.width
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		  || posY >= pixmap->drawable.height)
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		ptr = (unsigned char *) &zero;
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	      color = ((*ptr) << 8) + (*(ptr + 1));
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	      switch (effBPP)
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		{
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		case 32:
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		  *(outPtr++) = (color & 31) << 2;
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		  *(outPtr++) = ((color >> 5) & 31) << 2;
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		  *(outPtr++) = ((color >> 10) & 31) << 2;
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		  *(outPtr++) = 0; /* resvd */
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		  break;
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		case 24:
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		  *(outPtr++) = (color & 31) << 2;
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		  *(outPtr++) = ((color >> 5) & 31) << 2;
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		  *(outPtr++) = ((color >> 10) & 31) << 2;
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		  break;
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		case 16:
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		  *(outPtr++) = *(ptr++);
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		  *(outPtr++) = *(ptr++);
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		  break;
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		case 8:
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		  *(outPtr++) = (((color & 31)
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				  + ((color >> 5) & 31)
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				  + ((color >> 10) & 31)) / 3) << 2;
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		  break;
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		case 1:
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		  if (color)
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		    outPtr[column / 8] |= (1 << (7 - (column & 7)));
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		  else
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		    outPtr[column / 8] &= ~(1 << (7 - (column & 7)));
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		  break;
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		} /* end switch(effbpp) */
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	    } /* end if effxbpp==16) */
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	} /* end for column */
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    } /* end for row */
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  free (iconData);
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}
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static HICON
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NetWMToWinIconAlpha(uint32_t *icon)
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{
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  int width = icon[0];
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  int height = icon[1];
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  uint32_t *pixels = &icon[2];
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  HICON result;
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  HDC hdc = GetDC(NULL);
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  uint32_t *DIB_pixels;
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  ICONINFO ii = {TRUE};
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  BITMAPV4HEADER bmh = {sizeof(bmh)};
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  /* Define an ARGB pixel format used for Color+Alpha icons */
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  bmh.bV4Width = width;
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  bmh.bV4Height = -height; /* Invert the image */
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  bmh.bV4Planes = 1;
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  bmh.bV4BitCount = 32;
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  bmh.bV4V4Compression = BI_BITFIELDS;
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  bmh.bV4AlphaMask = 0xFF000000;
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  bmh.bV4RedMask =   0x00FF0000;
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  bmh.bV4GreenMask = 0x0000FF00;
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  bmh.bV4BlueMask =  0x000000FF;
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  ii.hbmColor = CreateDIBSection(hdc, (BITMAPINFO*)&bmh,
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                DIB_RGB_COLORS, (void**)&DIB_pixels, NULL, 0);
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  ReleaseDC(NULL, hdc);
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  ii.hbmMask = CreateBitmap(width, height, 1, 1, NULL);
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  memcpy(DIB_pixels, pixels, height*width*4);
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  /* CreateIconIndirect() traditionally required DDBitmaps */
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  /* Systems from WinXP accept 32-bit ARGB DIBitmaps with full 8-bit alpha support */
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  /* The icon is created with a DIB + empty DDB mask (an MS example does the same) */
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  result = CreateIconIndirect(&ii);
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  DeleteObject(ii.hbmColor);
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  DeleteObject(ii.hbmMask);
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  winDebug("NetWMToWinIconAlpha - %d x %d = %p\n", icon[0], icon[1], result);
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  return result;
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}
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static HICON
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NetWMToWinIconThreshold(uint32_t *icon)
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{
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  int width = icon[0];
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  int height = icon[1];
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  uint32_t *pixels = &icon[2];
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  int row, col;
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  HICON result;
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  ICONINFO ii = {TRUE};
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  HDC hdc = GetDC(NULL);
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  HDC xorDC = CreateCompatibleDC(hdc);
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  HDC andDC = CreateCompatibleDC(hdc);
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  ii.hbmColor = CreateCompatibleBitmap(hdc, width, height);
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  ii.hbmMask = CreateCompatibleBitmap(hdc, width, height);
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  ReleaseDC(NULL, hdc);
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  SelectObject(xorDC, ii.hbmColor);
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  SelectObject(andDC, ii.hbmMask);
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  for (row = 0; row < height; row++) {
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    for (col = 0; col < width; col++) {
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      if ((*pixels & 0xFF000000) > 31<<24) { /* 31 alpha threshold, i.e. opaque above, transparent below */
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	SetPixelV(xorDC, col, row, RGB(((char*)pixels)[2], ((char*)pixels)[1],
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		((char*)pixels)[0]));
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	SetPixelV(andDC, col, row, RGB(0, 0, 0)); /* black mask */
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      }
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      else {
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	SetPixelV(xorDC, col, row, RGB(0, 0, 0));
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	SetPixelV(andDC, col, row, RGB(255, 255, 255)); /* white mask */
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      }
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      pixels++;
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    }
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  }
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  DeleteDC(xorDC);
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  DeleteDC(andDC);
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  result = CreateIconIndirect(&ii);
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  DeleteObject(ii.hbmColor);
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  DeleteObject(ii.hbmMask );
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  winDebug("NetWMToWinIconThreshold - %d x %d = %p\n", icon[0], icon[1], result);
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  return result;
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}
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static HICON
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NetWMToWinIcon(int bpp, uint32_t *icon)
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{
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  static Bool hasIconAlphaChannel = FALSE;
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  static BOOL versionChecked = FALSE;
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  if (!versionChecked)
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    {
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      OSVERSIONINFOEX osvi = {0};
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      ULONGLONG dwlConditionMask = 0;
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      osvi.dwOSVersionInfoSize = sizeof (osvi);
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      osvi.dwMajorVersion = 5;
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      osvi.dwMinorVersion = 1;
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      /* Windows versions later than XP have icon alpha channel suport, 2000 does not */
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      VER_SET_CONDITION(dwlConditionMask, VER_MAJORVERSION, VER_GREATER_EQUAL);
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      VER_SET_CONDITION(dwlConditionMask, VER_MINORVERSION, VER_GREATER_EQUAL);
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      hasIconAlphaChannel = VerifyVersionInfo(&osvi, VER_MAJORVERSION | VER_MINORVERSION, dwlConditionMask);
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      versionChecked = TRUE;
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      ErrorF("OS has icon alpha channel support: %s\n", hasIconAlphaChannel ? "yes" : "no");
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    }
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  if (hasIconAlphaChannel && (bpp==32))
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    return NetWMToWinIconAlpha(icon);
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  else
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    return NetWMToWinIconThreshold(icon);
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}
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static pointer
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GetWindowProp(WindowPtr pWin, Atom name, long int *size_return)
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{
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  struct _Window	*pwin;
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  struct _Property	*prop;
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  if (!pWin || !name) {
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    ErrorF ("GetWindowProp - pWin or name was NULL\n");
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    return 0;
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  }
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  pwin = (struct _Window*) pWin;
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  if (!pwin->optional) return NULL;
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  for (prop = (struct _Property *) pwin->optional->userProps;
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       prop;
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       prop=prop->next){
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    if (prop->propertyName == name) {
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      *size_return=prop->size;
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      return prop->data;
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    }
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  }
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  return NULL;
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}
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/*
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 * Attempt to create a custom icon from the WM_HINTS bitmaps
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 */
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HICON
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winXIconToHICON (WindowPtr pWin, int iconSize)
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{
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  unsigned char		*mask, *image, *imageMask;
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  unsigned char		*dst, *src;
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  PixmapPtr		iconPtr;
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  PixmapPtr		maskPtr;
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  int			planes, bpp, effBPP, stride, maskStride, i;
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  int			biggest_size = 0;
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  HDC			hDC;
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  ICONINFO		ii;
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  WinXWMHints		hints;
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  HICON			hIcon = NULL;
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  uint32_t		*biggest_icon = NULL;
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  /* Try to get _NET_WM_ICON icons first */
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  static Atom _XA_NET_WM_ICON;
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  static int generation;
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  uint32_t *icon, *icon_data = NULL;
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  long int size=0;
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  hDC = GetDC (GetDesktopWindow ());
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  planes = GetDeviceCaps (hDC, PLANES);
 | 
						|
  bpp = GetDeviceCaps (hDC, BITSPIXEL);
 | 
						|
  ReleaseDC (GetDesktopWindow (), hDC);
 | 
						|
 | 
						|
  if (generation != serverGeneration) {
 | 
						|
     generation = serverGeneration;
 | 
						|
     _XA_NET_WM_ICON = MakeAtom("_NET_WM_ICON", 12, TRUE);
 | 
						|
  }
 | 
						|
 | 
						|
  if (_XA_NET_WM_ICON) icon_data = GetWindowProp(pWin, _XA_NET_WM_ICON, &size);
 | 
						|
  if (icon_data)
 | 
						|
    {
 | 
						|
      for(icon = icon_data;
 | 
						|
	  icon < &icon_data[size] && *icon;
 | 
						|
	  icon = &icon[icon[0]*icon[1]+2])
 | 
						|
	{
 | 
						|
	  if (icon[0]==iconSize && icon[1]==iconSize)
 | 
						|
            return NetWMToWinIcon(bpp, icon);
 | 
						|
	  /* Find the biggest icon and let Windows scale the size */
 | 
						|
	  else if (biggest_size < icon[0])
 | 
						|
	    {
 | 
						|
	      biggest_icon = icon;
 | 
						|
	      biggest_size = icon[0];
 | 
						|
	    }
 | 
						|
	}
 | 
						|
      if (biggest_icon)
 | 
						|
	return NetWMToWinIcon(bpp, biggest_icon);
 | 
						|
    }
 | 
						|
  winDebug("winXIconToHICON - pWin %x: no suitable NetIcon\n",(int)pWin, iconSize);
 | 
						|
 | 
						|
  winMultiWindowGetWMHints (pWin, &hints);
 | 
						|
  if (!hints.icon_pixmap) return NULL;
 | 
						|
 | 
						|
  iconPtr = (PixmapPtr) LookupIDByType (hints.icon_pixmap, RT_PIXMAP);
 | 
						|
  
 | 
						|
  if (!iconPtr) return NULL;
 | 
						|
 | 
						|
  /* 15 BPP is really 16BPP as far as we care */
 | 
						|
  if (bpp == 15)
 | 
						|
    effBPP = 16;
 | 
						|
  else
 | 
						|
    effBPP = bpp;
 | 
						|
  
 | 
						|
  /* Need 16-bit aligned rows for DDBitmaps */
 | 
						|
  stride = ((iconSize * effBPP + 15) & (~15)) / 8;
 | 
						|
 | 
						|
  /* Mask is 1-bit deep */
 | 
						|
  maskStride = ((iconSize * 1 + 15) & (~15)) / 8;
 | 
						|
 | 
						|
  image = malloc (stride * iconSize);
 | 
						|
  imageMask = malloc (stride * iconSize);
 | 
						|
  /* Default to a completely black mask */
 | 
						|
  mask = calloc (maskStride, iconSize);
 | 
						|
  
 | 
						|
  winScaleXBitmapToWindows (iconSize, effBPP, iconPtr, image);
 | 
						|
  maskPtr = (PixmapPtr) LookupIDByType (hints.icon_mask, RT_PIXMAP);
 | 
						|
 | 
						|
  if (maskPtr) 
 | 
						|
    {
 | 
						|
      winScaleXBitmapToWindows (iconSize, 1, maskPtr, mask);
 | 
						|
      
 | 
						|
      winScaleXBitmapToWindows (iconSize, effBPP, maskPtr, imageMask);
 | 
						|
      
 | 
						|
      /* Now we need to set all bits of the icon which are not masked */
 | 
						|
      /* on to 0 because Color is really an XOR, not an OR function */
 | 
						|
      dst = image;
 | 
						|
      src = imageMask;
 | 
						|
 | 
						|
      for (i = 0; i < (stride * iconSize); i++)
 | 
						|
	if ((*(src++)))
 | 
						|
	  *(dst++) = 0;
 | 
						|
	else
 | 
						|
	  dst++;
 | 
						|
    }
 | 
						|
  
 | 
						|
  ii.fIcon = TRUE;
 | 
						|
  ii.xHotspot = 0; /* ignored */
 | 
						|
  ii.yHotspot = 0; /* ignored */
 | 
						|
  
 | 
						|
  /* Create Win32 mask from pixmap shape */
 | 
						|
  ii.hbmMask = CreateBitmap (iconSize, iconSize, planes, 1, mask);
 | 
						|
 | 
						|
  /* Create Win32 bitmap from pixmap */
 | 
						|
  ii.hbmColor = CreateBitmap (iconSize, iconSize, planes, bpp, image);
 | 
						|
 | 
						|
  /* Merge Win32 mask and bitmap into icon */
 | 
						|
  hIcon = CreateIconIndirect (&ii);
 | 
						|
 | 
						|
  /* Release Win32 mask and bitmap */
 | 
						|
  DeleteObject (ii.hbmMask);
 | 
						|
  DeleteObject (ii.hbmColor);
 | 
						|
 | 
						|
  /* Free X mask and bitmap */
 | 
						|
  free (mask);
 | 
						|
  free (image);
 | 
						|
  free (imageMask);
 | 
						|
 | 
						|
  return hIcon;
 | 
						|
}
 | 
						|
 | 
						|
 | 
						|
 | 
						|
/*
 | 
						|
 * Change the Windows window icon 
 | 
						|
 */
 | 
						|
 | 
						|
#ifdef XWIN_MULTIWINDOW
 | 
						|
void
 | 
						|
winUpdateIcon (Window id)
 | 
						|
{
 | 
						|
  WindowPtr		pWin;
 | 
						|
  HICON			hIcon, hIconSmall=NULL, hIconOld;
 | 
						|
 | 
						|
  pWin = (WindowPtr) LookupIDByType (id, RT_WINDOW);
 | 
						|
  if (pWin)
 | 
						|
    {
 | 
						|
      winWindowPriv(pWin);
 | 
						|
      if (pWinPriv->hWnd) {
 | 
						|
        hIcon = winOverrideIcon ((unsigned long)pWin);
 | 
						|
        if (!hIcon) {
 | 
						|
          hIcon = winXIconToHICON (pWin, GetSystemMetrics(SM_CXICON));
 | 
						|
          if (!hIcon) {
 | 
						|
            hIcon = g_hIconX;
 | 
						|
            hIconSmall = g_hSmallIconX;
 | 
						|
          } else {
 | 
						|
            /* Leave undefined if not found */
 | 
						|
            hIconSmall = winXIconToHICON (pWin, GetSystemMetrics(SM_CXSMICON));
 | 
						|
          }
 | 
						|
        }
 | 
						|
 | 
						|
        /* Set the large icon */
 | 
						|
        hIconOld = (HICON) SendMessage (pWinPriv->hWnd,
 | 
						|
                                        WM_SETICON, ICON_BIG, (LPARAM) hIcon);
 | 
						|
 | 
						|
        /* Delete the icon if its not the default */
 | 
						|
        winDestroyIcon(hIconOld);
 | 
						|
 | 
						|
        /* Same for the small icon */
 | 
						|
        hIconOld = (HICON) SendMessage (pWinPriv->hWnd,
 | 
						|
                                        WM_SETICON, ICON_SMALL, (LPARAM) hIconSmall);
 | 
						|
        winDestroyIcon(hIconOld);
 | 
						|
      }
 | 
						|
  }
 | 
						|
}
 | 
						|
 | 
						|
void winInitGlobalIcons (void)
 | 
						|
{
 | 
						|
  int sm_cx = GetSystemMetrics(SM_CXICON);
 | 
						|
  int sm_cxsm = GetSystemMetrics(SM_CXSMICON);
 | 
						|
  /* Load default X icon in case it's not ready yet */
 | 
						|
  if (!g_hIconX) 
 | 
						|
    {  
 | 
						|
      g_hIconX = winOverrideDefaultIcon(sm_cx);
 | 
						|
      g_hSmallIconX = winOverrideDefaultIcon(sm_cxsm);
 | 
						|
    }
 | 
						|
  
 | 
						|
  if (!g_hIconX)
 | 
						|
    {   
 | 
						|
      g_hIconX = (HICON)LoadImage (g_hInstance,
 | 
						|
	      MAKEINTRESOURCE(IDI_XWIN),
 | 
						|
	      IMAGE_ICON,
 | 
						|
	      GetSystemMetrics(SM_CXICON),
 | 
						|
	      GetSystemMetrics(SM_CYICON),
 | 
						|
	      0);
 | 
						|
      g_hSmallIconX = (HICON)LoadImage (g_hInstance,
 | 
						|
	      MAKEINTRESOURCE(IDI_XWIN),
 | 
						|
	      IMAGE_ICON,
 | 
						|
	      GetSystemMetrics(SM_CXSMICON),
 | 
						|
	      GetSystemMetrics(SM_CYSMICON),
 | 
						|
	      LR_DEFAULTSIZE);
 | 
						|
    }
 | 
						|
}
 | 
						|
 | 
						|
void winSelectIcons(WindowPtr pWin, HICON *pIcon, HICON *pSmallIcon)
 | 
						|
{
 | 
						|
  HICON hIcon, hSmallIcon;
 | 
						|
  
 | 
						|
  winInitGlobalIcons();  
 | 
						|
  
 | 
						|
  /* Try and get the icon from WM_HINTS */
 | 
						|
  hIcon = winXIconToHICON (pWin, GetSystemMetrics(SM_CXICON));
 | 
						|
  hSmallIcon = winXIconToHICON (pWin, GetSystemMetrics(SM_CXSMICON));
 | 
						|
 | 
						|
  /* If we got the small, but not the large one swap them */
 | 
						|
  if (!hIcon && hSmallIcon) 
 | 
						|
  {
 | 
						|
      hIcon = hSmallIcon;
 | 
						|
      hSmallIcon = NULL;
 | 
						|
  }
 | 
						|
  
 | 
						|
  /* Use default X icon if no icon loaded from WM_HINTS */
 | 
						|
  if (!hIcon) {
 | 
						|
    hIcon = g_hIconX;
 | 
						|
    hSmallIcon = g_hSmallIconX;
 | 
						|
  }
 | 
						|
 | 
						|
  if (pIcon)
 | 
						|
    *pIcon = hIcon;
 | 
						|
  else
 | 
						|
    winDestroyIcon(hIcon);
 | 
						|
  if (pSmallIcon)
 | 
						|
    *pSmallIcon = hSmallIcon;
 | 
						|
  else
 | 
						|
    winDestroyIcon(hSmallIcon);
 | 
						|
}
 | 
						|
 | 
						|
void winDestroyIcon(HICON hIcon)
 | 
						|
{
 | 
						|
  /* Delete the icon if its not the default */
 | 
						|
  if (hIcon &&
 | 
						|
      hIcon != g_hIconX &&
 | 
						|
      hIcon != g_hSmallIconX &&
 | 
						|
      !winIconIsOverride((unsigned long)hIcon))
 | 
						|
    DestroyIcon (hIcon);
 | 
						|
}
 | 
						|
#endif
 |