Initial revisionXORG-STABLE

1 files changed, 378 insertions, 0 deletions

diff --git a/hw/xwin/winmultiwindowicons.c b/hw/xwin/winmultiwindowicons.c
new file mode 100755
index 000000000..dd56db6d6
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+++ b/hw/xwin/winmultiwindowicons.c
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+/*
+ *Copyright (C) 1994-2000 The XFree86 Project, Inc. All Rights Reserved.
+ *
+ *Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ *"Software"), to deal in the Software without restriction, including
+ *without limitation the rights to use, copy, modify, merge, publish,
+ *distribute, sublicense, and/or sell copies of the Software, and to
+ *permit persons to whom the Software is furnished to do so, subject to
+ *the following conditions:
+ *
+ *The above copyright notice and this permission notice shall be
+ *included in all copies or substantial portions of the Software.
+ *
+ *THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ *EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ *MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ *NONINFRINGEMENT. IN NO EVENT SHALL THE XFREE86 PROJECT BE LIABLE FOR
+ *ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
+ *CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ *WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ *Except as contained in this notice, the name of the XFree86 Project
+ *shall not be used in advertising or otherwise to promote the sale, use
+ *or other dealings in this Software without prior written authorization
+ *from the XFree86 Project.
+ *
+ * Authors:	Earle F. Philhower, III
+ */
+/* $XFree86: xc/programs/Xserver/hw/xwin/winmultiwindowicons.c,v 1.2 2003/10/02 13:30:10 eich Exp $ */
+
+#include "win.h"
+#include "dixevents.h"
+#include "winmultiwindowclass.h"
+#include "winprefs.h"
+
+
+/*
+ * External global variables
+ */
+
+extern HICON		g_hiconX;
+
+
+/*
+ * Prototypes for local functions
+ */
+
+static void
+winScaleXBitmapToWindows (int iconSize, int effBPP,
+			  PixmapPtr pixmap, unsigned char *image);
+
+
+/*
+ * Scale an X icon bitmap into a Windoze icon bitmap
+ */
+
+static void
+winScaleXBitmapToWindows (int iconSize,
+			  int effBPP,
+			  PixmapPtr pixmap,
+			  unsigned char *image)
+{
+  int			row, column, effXBPP, effXDepth;
+  unsigned char		*outPtr;
+  unsigned char		*iconData = 0;
+  int			stride, xStride;
+  float			factX, factY;
+  int			posX, posY;
+  unsigned char		*ptr;
+  unsigned int		zero;
+  unsigned int		color;
+
+
+  if (pixmap->drawable.bitsPerPixel == 15)
+    effXBPP = 16;
+  else
+    effXBPP = pixmap->drawable.bitsPerPixel;
+  
+  if (pixmap->drawable.depth == 15)
+    effXDepth = 16;
+  else
+    effXDepth = pixmap->drawable.depth;
+
+  /* Need 32-bit aligned rows */
+  stride = ((iconSize * effBPP + 31) & (~31)) / 8;
+  xStride  = ((pixmap->drawable.width * effXBPP + 31) & (~31)) / 8;
+  
+  iconData = malloc (xStride * pixmap->drawable.height);
+  miGetImage ((DrawablePtr) &(pixmap->drawable), 0, 0,
+	      pixmap->drawable.width, pixmap->drawable.height,
+	      ZPixmap, 0xffffffff, iconData);
+  
+  /* Keep aspect ratio */
+  factX = ((float)pixmap->drawable.width) / ((float)iconSize);
+  factY = ((float)pixmap->drawable.height) / ((float)iconSize);
+  if (factX > factY)
+    factY = factX;
+  else
+    factX = factY;
+  
+  /* Out-of-bounds, fill icon with zero */
+  zero = 0;
+ 
+  for (row = 0; row < iconSize; row++)
+    {
+      outPtr = image + stride * row;
+      for (column = 0; column < iconSize; column++)
+	{
+	  posX = factX * column;
+	  posY = factY * row;
+	  
+	  ptr = iconData + posY*xStride;
+	  if (effXBPP == 1)
+	    {
+	      ptr += posX / 8;
+	      
+	      /* Out of X icon bounds, leave space blank */
+	      if (posX >= pixmap->drawable.width
+		  || posY >= pixmap->drawable.height)
+		ptr = (unsigned char *) &zero;
+	      
+	      if ((*ptr) & (1 << (posX & 7)))
+		switch (effBPP)
+		  {
+		  case 32:
+		    *(outPtr++) = 0;
+		  case 24:
+		    *(outPtr++) = 0;
+		  case 16:
+		    *(outPtr++) = 0;
+		  case 8:
+		    *(outPtr++) = 0;
+		    break;
+		  case 1:
+		    outPtr[column / 8] &= ~(1 << (7 - (column & 7)));
+		    break;
+		  }
+	      else
+		switch (effBPP)
+		  {
+		  case 32:
+		    *(outPtr++) = 255;
+		    *(outPtr++) = 255;
+		    *(outPtr++) = 255;
+		    *(outPtr++) = 0;
+		    break;
+		  case 24:
+		    *(outPtr++) = 255;
+		  case 16:
+		    *(outPtr++) = 255;
+		  case 8: 
+		    *(outPtr++) = 255;
+		    break;
+		  case 1:
+		    outPtr[column / 8] |= (1 << (7 - (column & 7)));
+		    break;
+		  }
+	    }
+	  else if (effXDepth == 24 || effXDepth == 32)
+	    {
+	      ptr += posX * (effXBPP / 8);
+
+	      /* Out of X icon bounds, leave space blank */
+	      if (posX >= pixmap->drawable.width
+		  || posY >= pixmap->drawable.height)
+		ptr = (unsigned char *) &zero;
+	      color = (((*ptr) << 16)
+		       + ((*(ptr + 1)) << 8)
+		       + ((*(ptr + 2)) << 0));
+	      switch (effBPP)
+		{
+		case 32:
+		  *(outPtr++) = *(ptr++); // b
+		  *(outPtr++) = *(ptr++); // g
+		  *(outPtr++) = *(ptr++); // r
+		  *(outPtr++) = 0; // resvd
+		  break;
+		case 24:
+		  *(outPtr++) = *(ptr++);
+		  *(outPtr++) = *(ptr++);
+		  *(outPtr++) = *(ptr++);
+		  break;
+		case 16:
+		  color = ((((*ptr) >> 2) << 10)
+			   + (((*(ptr + 1)) >> 2) << 5)
+			   + (((*(ptr + 2)) >> 2)));
+		  *(outPtr++) = (color >> 8);
+		  *(outPtr++) = (color & 255);
+		  break;
+		case 8:
+		  color = (((*ptr))) + (((*(ptr + 1)))) + (((*(ptr + 2))));
+		  color /= 3;
+		  *(outPtr++) = color;
+		  break;
+		case 1:
+		  if (color)
+		    outPtr[column / 8] |= (1 << (7 - (column & 7)));
+		  else
+		    outPtr[column / 8] &= ~(1 << (7 - (column & 7)));
+		}
+	    }
+	  else if (effXDepth == 16)
+	    {
+	      ptr += posX * (effXBPP / 8);
+	
+	      /* Out of X icon bounds, leave space blank */
+	      if (posX >= pixmap->drawable.width
+		  || posY >= pixmap->drawable.height)
+		ptr = (unsigned char *) &zero;
+	      color = ((*ptr) << 8) + (*(ptr + 1));
+	      switch (effBPP)
+		{
+		case 32:
+		  *(outPtr++) = (color & 31) << 2;
+		  *(outPtr++) = ((color >> 5) & 31) << 2;
+		  *(outPtr++) = ((color >> 10) & 31) << 2;
+		  *(outPtr++) = 0; // resvd
+		  break;
+		case 24:
+		  *(outPtr++) = (color & 31) << 2;
+		  *(outPtr++) = ((color >> 5) & 31) << 2;
+		  *(outPtr++) = ((color >> 10) & 31) << 2;
+		  break;
+		case 16:
+		  *(outPtr++) = *(ptr++);
+		  *(outPtr++) = *(ptr++);
+		  break;
+		case 8:
+		  *(outPtr++) = (((color & 31)
+				  + ((color >> 5) & 31)
+				  + ((color >> 10) & 31)) / 3) << 2;
+		  break;
+		case 1:
+		  if (color)
+		    outPtr[column / 8] |= (1 << (7 - (column & 7)));
+		  else
+		    outPtr[column / 8] &= ~(1 << (7 - (column & 7)));
+		  break;
+		} /* end switch(effbpp) */
+	    } /* end if effxbpp==16) */
+	} /* end for column */
+    } /* end for row */
+  free (iconData);
+}
+
+
+/*
+ * Attempt to create a custom icon from the WM_HINTS bitmaps
+ */
+
+HICON
+winXIconToHICON (WindowPtr pWin)
+{
+  unsigned char		*mask, *image, *imageMask;
+  unsigned char		*dst, *src;
+  PixmapPtr		iconPtr;
+  PixmapPtr		maskPtr;
+  int			iconSize, planes, bpp, effBPP, stride, maskStride, i;
+  HDC			hDC;
+  ICONINFO		ii;
+  WinXWMHints		hints;
+  HICON			hIcon;
+
+  winMultiWindowGetWMHints (pWin, &hints);
+  if (!hints.icon_pixmap) return NULL;
+
+  iconPtr = LookupIDByType (hints.icon_pixmap, RT_PIXMAP);
+  
+  if (!iconPtr) return NULL;
+  
+  iconSize = 32;
+  
+  hDC = GetDC (GetDesktopWindow ());
+  planes = GetDeviceCaps (hDC, PLANES);
+  bpp = GetDeviceCaps (hDC, BITSPIXEL);
+  ReleaseDC (GetDesktopWindow (), hDC);
+  
+  /* 15 BPP is really 16BPP as far as we care */
+  if (bpp == 15)
+    effBPP = 16;
+  else
+    effBPP = bpp;
+  
+  /* Need 32-bit aligned rows */
+  stride = ((iconSize * effBPP + 31) & (~31)) / 8;
+
+  /* Mask is 1-bit deep */
+  maskStride = ((iconSize * 1 + 31) & (~31)) / 8; 
+
+  image = (unsigned char * ) malloc (stride * iconSize);
+  imageMask = (unsigned char *) malloc (stride * iconSize);
+  mask = (unsigned char *) malloc (maskStride * iconSize);
+  
+  /* Default to a completely black mask */
+  memset (mask, 0, maskStride * iconSize);
+  
+  winScaleXBitmapToWindows (iconSize, effBPP, iconPtr, image);
+  maskPtr = 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 
+ */
+
+void
+winUpdateIcon (Window id)
+{
+  WindowPtr		pWin;
+  HICON			hIcon, hiconOld;
+
+  pWin = LookupIDByType (id, RT_WINDOW);
+  hIcon = (HICON)winOverrideIcon ((unsigned long)pWin);
+
+  if (!hIcon)
+    hIcon = winXIconToHICON (pWin);
+
+  if (hIcon)
+    {
+      winWindowPriv(pWin);
+
+      if (pWinPriv->hWnd)
+	{
+	  hiconOld = (HICON) SetClassLong (pWinPriv->hWnd,
+					   GCL_HICON,
+					   (int) hIcon);
+	  
+	  /* Delete the icon if its not the default */
+	  if (hiconOld != g_hiconX &&
+	      !winIconIsOverride((unsigned long)hiconOld))
+	    DeleteObject (hiconOld);
+	}
+    }
+}