637 lines
		
	
	
		
			20 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			637 lines
		
	
	
		
			20 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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| 
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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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| 
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| #include "propertyst.h"
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| #include "windowstr.h"
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| 
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| /*
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|  * Prototypes for local functions
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|  */
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| 
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| static void
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| 
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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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| /*
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|  * Scale an X icon bitmap into a Windoze icon bitmap
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|  */
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| 
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| static void
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| winScaleXBitmapToWindows(int iconSize,
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|                          int effBPP, PixmapPtr pixmap, 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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| 
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|     effXBPP = BitsPerPixel(pixmap->drawable.depth);
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|     effXDepth = pixmap->drawable.depth;
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| 
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|     if (pixmap->drawable.bitsPerPixel == 15)
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|         effXBPP = 16;
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| 
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|     if (pixmap->drawable.depth == 15)
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|         effXDepth = 16;
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| 
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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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|         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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| 
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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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|         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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| 
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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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| 
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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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| 
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|     /* Out-of-bounds, fill icon with zero */
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|     zero = 0;
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| 
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|     for (row = 0; row < iconSize; row++) {
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|         outPtr = image + stride * row;
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|         for (column = 0; column < iconSize; column++) {
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|             posX = factX * column;
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|             posY = factY * row;
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| 
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|             ptr = (unsigned char *) iconData + posY * xStride;
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|             if (effXBPP == 1) {
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|                 ptr += posX / 8;
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| 
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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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| 
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|                 if ((*ptr) & (1 << (posX & 7)))
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|                     switch (effBPP) {
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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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|                     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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|                 ptr += posX * (effXBPP / 8);
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| 
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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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|                 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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|                 ptr += posX * (effXBPP / 8);
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| 
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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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|                 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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| 
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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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| 
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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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| 
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|     ii.hbmColor = CreateDIBSection(hdc, (BITMAPINFO *) & bmh,
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|                                    DIB_RGB_COLORS, (void **) &DIB_pixels, NULL,
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|                                    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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| 
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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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| 
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|     DeleteObject(ii.hbmColor);
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|     DeleteObject(ii.hbmMask);
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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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,
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|                           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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| 
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|     result = CreateIconIndirect(&ii);
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| 
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|     DeleteObject(ii.hbmColor);
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|     DeleteObject(ii.hbmMask);
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| 
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|     winDebug("NetWMToWinIconThreshold - %d x %d = %p\n", icon[0], icon[1],
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|              result);
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|     return result;
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| }
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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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| 
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|     if (!versionChecked) {
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|         OSVERSIONINFOEX osvi = { 0 };
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|         ULONGLONG dwlConditionMask = 0;
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| 
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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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| 
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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,
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|                           VER_GREATER_EQUAL);
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|         VER_SET_CONDITION(dwlConditionMask, VER_MINORVERSION,
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|                           VER_GREATER_EQUAL);
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|         hasIconAlphaChannel =
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|             VerifyVersionInfo(&osvi, VER_MAJORVERSION | VER_MINORVERSION,
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|                               dwlConditionMask);
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|         versionChecked = TRUE;
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| 
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|         ErrorF("OS has icon alpha channel support: %s\n",
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|                hasIconAlphaChannel ? "yes" : "no");
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|     }
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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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| 
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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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| 
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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)
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|         return NULL;
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|     for (prop = (struct _Property *) pwin->optional->userProps;
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|          prop; 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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| /*
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|  * Attempt to create a custom icon from the WM_HINTS bitmaps
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|  */
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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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| 
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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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| 
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|     hDC = GetDC(GetDesktopWindow());
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|     planes = GetDeviceCaps(hDC, PLANES);
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|     bpp = GetDeviceCaps(hDC, BITSPIXEL);
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|     ReleaseDC(GetDesktopWindow(), hDC);
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| 
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|     if (generation != serverGeneration) {
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|         generation = serverGeneration;
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|         _XA_NET_WM_ICON = MakeAtom("_NET_WM_ICON", 12, TRUE);
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|     }
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| 
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|     if (_XA_NET_WM_ICON)
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|         icon_data = GetWindowProp(pWin, _XA_NET_WM_ICON, &size);
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|     if (icon_data) {
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|         for (icon = icon_data;
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|              icon < &icon_data[size] && *icon;
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|              icon = &icon[icon[0] * icon[1] + 2]) {
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|             if (icon[0] == iconSize && icon[1] == iconSize)
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|                 return NetWMToWinIcon(bpp, icon);
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|             /* Find the biggest icon and let Windows scale the size */
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|             else if (biggest_size < icon[0]) {
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|                 biggest_icon = icon;
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|                 biggest_size = icon[0];
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|             }
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|         }
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|         if (biggest_icon)
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|             return NetWMToWinIcon(bpp, biggest_icon);
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|     }
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|     winDebug("winXIconToHICON - pWin %x: no suitable NetIcon\n", (int) pWin,
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|              iconSize);
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| 
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|     winMultiWindowGetWMHints(pWin, &hints);
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|     if (!hints.icon_pixmap)
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|         return NULL;
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| 
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|     dixLookupResourceByType((pointer) &iconPtr, hints.icon_pixmap, RT_PIXMAP,
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|                             NullClient, DixUnknownAccess);
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| 
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|     if (!iconPtr)
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|         return NULL;
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| 
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|     /* 15 BPP is really 16BPP as far as we care */
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|     if (bpp == 15)
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|         effBPP = 16;
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|     else
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|         effBPP = bpp;
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| 
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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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| 
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|     /* Mask is 1-bit deep */
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|     maskStride = ((iconSize * 1 + 15) & (~15)) / 8;
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| 
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|     image = malloc(stride * iconSize);
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|     imageMask = malloc(stride * iconSize);
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|     /* Default to a completely black mask */
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|     mask = calloc(maskStride, iconSize);
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| 
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|     winScaleXBitmapToWindows(iconSize, effBPP, iconPtr, image);
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|     dixLookupResourceByType((pointer) &maskPtr, hints.icon_mask, RT_PIXMAP,
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|                             NullClient, DixUnknownAccess);
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| 
 | |
|     if (maskPtr) {
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|         winScaleXBitmapToWindows(iconSize, 1, maskPtr, mask);
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| 
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|         winScaleXBitmapToWindows(iconSize, effBPP, maskPtr, imageMask);
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| 
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|         /* Now we need to set all bits of the icon which are not masked */
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|         /* on to 0 because Color is really an XOR, not an OR function */
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|         dst = image;
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|         src = imageMask;
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| 
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|         for (i = 0; i < (stride * iconSize); i++)
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|             if ((*(src++)))
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|                 *(dst++) = 0;
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|             else
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|                 dst++;
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|     }
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| 
 | |
|     ii.fIcon = TRUE;
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|     ii.xHotspot = 0;            /* ignored */
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|     ii.yHotspot = 0;            /* ignored */
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| 
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|     /* Create Win32 mask from pixmap shape */
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|     ii.hbmMask = CreateBitmap(iconSize, iconSize, planes, 1, mask);
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| 
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|     /* Create Win32 bitmap from pixmap */
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|     ii.hbmColor = CreateBitmap(iconSize, iconSize, planes, bpp, image);
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| 
 | |
|     /* Merge Win32 mask and bitmap into icon */
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|     hIcon = CreateIconIndirect(&ii);
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| 
 | |
|     /* Release Win32 mask and bitmap */
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|     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;
 | |
| 
 | |
|     dixLookupResourceByType((pointer) &pWin, id, RT_WINDOW, NullClient,
 | |
|                             DixUnknownAccess);
 | |
|     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 one of the application defaults or an override */
 | |
|     if (hIcon &&
 | |
|         hIcon != g_hIconX &&
 | |
|         hIcon != g_hSmallIconX && !winIconIsOverride((unsigned long) hIcon))
 | |
|         DestroyIcon(hIcon);
 | |
| }
 | |
| #endif
 |