- HBITMAP old = (HBITMAP) ::SelectObject(memDC, (HBITMAP) bitmap->GetHBITMAP());
-
- if (!old)
- {
- wxLogLastError(_T("SelectObject"));
-
- return FALSE;
- }
-
- int x = lpDIS->rcItem.left;
- int y = lpDIS->rcItem.top;
- int width = lpDIS->rcItem.right - x;
- int height = lpDIS->rcItem.bottom - y;
-
- int wBmp = bitmap->GetWidth(),
- hBmp = bitmap->GetHeight();
-
- // Draw the face, if auto-drawing
- bool autoDraw = (GetWindowStyleFlag() & wxBU_AUTODRAW) != 0;
- if ( autoDraw )
- {
- DrawFace((WXHDC) hDC,
- lpDIS->rcItem.left, lpDIS->rcItem.top,
- lpDIS->rcItem.right, lpDIS->rcItem.bottom,
- isSelected);
- }
-
- // Centre the bitmap in the control area
- int x1 = x + (width - wBmp) / 2;
- int y1 = y + (height - hBmp) / 2;
-
- if ( isSelected && autoDraw )
- {
- x1++;
- y1++;
- }
-
- BOOL ok;
-
- // no MaskBlt() under Win16
-#ifdef __WIN32__
- wxMask *mask = bitmap->GetMask();
- if ( mask )
- {
- // the fg ROP is applied for the pixels of the mask bitmap which are 1
- // (for a wxMask this means that this is a non transparent pixel), the
- // bg ROP is applied for all the others
-
- wxColour colBg = GetBackgroundColour();
- HBRUSH hbrBackground =
- ::CreateSolidBrush(RGB(colBg.Red(), colBg.Green(), colBg.Blue()));
- HBRUSH hbrOld = (HBRUSH)::SelectObject(hDC, hbrBackground);
-
- ok = ::MaskBlt(
- hDC, x1, y1, wBmp, hBmp, // dst
- memDC, 0, 0, // src
- (HBITMAP)mask->GetMaskBitmap(), 0, 0, // mask
- MAKEROP4(SRCCOPY, // fg ROP
- PATCOPY) // bg ROP
- );
-
- ::SelectObject(hDC, hbrOld);
- ::DeleteObject(hbrBackground);
- }
- else
-#endif // Win32
- {
- ok = ::BitBlt(hDC, x1, y1, wBmp, hBmp, // dst
- memDC, 0, 0, // src
- SRCCOPY); // ROP
- }
-
- if ( !ok )
- {
- wxLogLastError(_T("Mask/BitBlt()"));
- }
-
- if ( (state & ODS_DISABLED) && autoDraw )
- {
- DrawButtonDisable((WXHDC) hDC,
- lpDIS->rcItem.left, lpDIS->rcItem.top,
- lpDIS->rcItem.right, lpDIS->rcItem.bottom,
- TRUE);
- }
- else if ( (state & ODS_FOCUS) && autoDraw )
- {
- DrawButtonFocus((WXHDC) hDC,
- lpDIS->rcItem.left,
- lpDIS->rcItem.top,
- lpDIS->rcItem.right,
- lpDIS->rcItem.bottom,
- isSelected);
- }