-#ifdef __WIN32__
- wxMask *mask = bmp.GetMask();
- if ( !mask )
- {
- // we must have a mask for an icon, so even if it's probably incorrect,
- // do create it (grey is the "standard" transparent colour)
- mask = new wxMask(bmp, *wxLIGHT_GREY);
- }
-
- ICONINFO iconInfo;
- iconInfo.fIcon = TRUE; // we want an icon, not a cursor
- iconInfo.hbmMask = wxInvertMask((HBITMAP)mask->GetMaskBitmap());
- iconInfo.hbmColor = GetHbitmapOf(bmp);
-
- // black out the transparent area to preserve background colour, because
- // Windows blits the original bitmap using SRCINVERT (XOR) after applying
- // the mask to the dest rect.
- {
- MemoryHDC dcSrc, dcDst;
- SelectInHDC selectMask(dcSrc, (HBITMAP)mask->GetMaskBitmap()),
- selectBitmap(dcDst, iconInfo.hbmColor);
-
- if ( !::BitBlt(dcDst, 0, 0, bmp.GetWidth(), bmp.GetHeight(),
- dcSrc, 0, 0, SRCAND) )
- {
- wxLogLastError(_T("BitBlt"));
- }
- }
-
- HICON hicon = ::CreateIconIndirect(&iconInfo);