src/java.desktop/windows/native/libawt/java2d/d3d/D3DGraphicsDevice.cpp

*** 176,186 ****
      // use when creating the device
      pMgr->SetFSFocusWindow(adapter, hWnd);
  
      newParams = *pCurParams;
      newParams.hDeviceWindow = hWnd;
!     newParams.Windowed = FALSE;
      newParams.BackBufferCount = 1;
      newParams.BackBufferFormat = dm.Format;
      newParams.FullScreen_RefreshRateInHz = dm.RefreshRate;
      newParams.BackBufferWidth = dm.Width;
      newParams.BackBufferHeight = dm.Height;
--- 176,188 ----
      // use when creating the device
      pMgr->SetFSFocusWindow(adapter, hWnd);
  
      newParams = *pCurParams;
      newParams.hDeviceWindow = hWnd;
!     // Since we are not creating hwnd with WS_EX_TOPMOST flag, so Windowed flag 
!     // needs to be TRUE for fullscreen window 
!     newParams.Windowed = TRUE;  
      newParams.BackBufferCount = 1;
      newParams.BackBufferFormat = dm.Format;
      newParams.FullScreen_RefreshRateInHz = dm.RefreshRate;
      newParams.BackBufferWidth = dm.Width;
      newParams.BackBufferHeight = dm.Height;