vcl/unx/source/app/soicon.cxx

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  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_vcl.hxx"
  33
  34 #include <salunx.h>
  35 #include <saldisp.hxx>
  36 #include <vcl/salbmp.hxx>
  37 #include <vcl/salbtype.hxx>
  38 #include <vcl/impbmp.hxx>
  39 #include <vcl/bitmap.hxx>
  40 #ifndef _SV_BITMAP_HXX
  41 #include <vcl/bitmapex.hxx>
  42 #endif
  43 #include <vcl/graph.hxx>
  44 #include <soicon.hxx>
  45 #include <vcl/svdata.hxx>
  46 #include <salbmp.h>
  47 #include <vcl/svids.hrc>
  48
  49 BOOL SelectAppIconPixmap( SalDisplay *pDisplay, int nScreen,USHORT nIcon, USHORT iconSize,
  50                           Pixmap& icon_pixmap, Pixmap& icon_mask)
  51 {
  52     if( ! ImplGetResMgr() )
  53         return FALSE;
  54
  55     USHORT nIconSizeOffset;
  56
  57     if( iconSize >= 48 )
  58         nIconSizeOffset = SV_ICON_SIZE48_START;
  59     else if( iconSize >= 32 )
  60         nIconSizeOffset = SV_ICON_SIZE32_START;
  61     else if( iconSize >= 16 )
  62         nIconSizeOffset = SV_ICON_SIZE16_START;
  63     else
  64         return FALSE;
  65
  66     BitmapEx aIcon( ResId(nIconSizeOffset + nIcon, *ImplGetResMgr()));
  67     if( TRUE == aIcon.IsEmpty() )
  68         return FALSE;
  69
  70     SalTwoRect aRect;
  71     aRect.mnSrcX = 0; aRect.mnSrcY = 0;
  72     aRect.mnSrcWidth = iconSize; aRect.mnSrcHeight = iconSize;
  73     aRect.mnDestX = 0; aRect.mnDestY = 0;
  74     aRect.mnDestWidth = iconSize; aRect.mnDestHeight = iconSize;
  75
  76     X11SalBitmap *pBitmap = static_cast < X11SalBitmap * >
  77         (aIcon.ImplGetBitmapImpBitmap()->ImplGetSalBitmap());
  78
  79     icon_pixmap = XCreatePixmap( pDisplay->GetDisplay(),
  80                                  pDisplay->GetRootWindow( nScreen ),
  81                                  iconSize, iconSize,
  82                                  DefaultDepth( pDisplay->GetDisplay(), nScreen )
  83                                  );
  84
  85     pBitmap->ImplDraw( icon_pixmap,
  86                        nScreen,
  87                        DefaultDepth( pDisplay->GetDisplay(), nScreen ),
  88                        aRect,
  89                        DefaultGC(pDisplay->GetDisplay(), nScreen ) );
  90
  91     icon_mask = None;
  92
  93     if( TRANSPARENT_BITMAP == aIcon.GetTransparentType() )
  94     {
  95         icon_mask = XCreatePixmap( pDisplay->GetDisplay(),
  96                                    pDisplay->GetRootWindow( pDisplay->GetDefaultScreenNumber() ),
  97                                    iconSize, iconSize, 1);
  98
  99         XGCValues aValues;
 100         aValues.foreground = 0xffffffff;
 101         aValues.background = 0;
 102         aValues.function = GXcopy;
 103         GC aMonoGC = XCreateGC( pDisplay->GetDisplay(), icon_mask,
 104             GCFunction|GCForeground|GCBackground, &aValues );
 105
 106         Bitmap aMask = aIcon.GetMask();
 107         aMask.Invert();
 108
 109         X11SalBitmap *pMask = static_cast < X11SalBitmap * >
 110             (aMask.ImplGetImpBitmap()->ImplGetSalBitmap());
 111
 112         pMask->ImplDraw(icon_mask, nScreen, 1, aRect, aMonoGC);
 113         XFreeGC( pDisplay->GetDisplay(), aMonoGC );
 114     }
 115
 116     return TRUE;
 117 }
 118