/// <summary>Initializes a new instance of the <see cref="LiveThumbnail"/> class.</summary>
/// <param name="win">The window.</param>
internal LiveThumbnail(IWin32Window win)
{
hThumbnail = DesktopWindowManager.thumbnailMgr.Register(win);
SourceClientAreaOnly = true;
tProps.opacity = 255;
}
public static extern HRESULT DwmUnregisterThumbnail(HTHUMBNAIL hThumbnailId);
public static extern HRESULT DwmUpdateThumbnailProperties(HTHUMBNAIL hThumbnailId, [NativeTypeName("const DWM_THUMBNAIL_PROPERTIES *")] DWM_THUMBNAIL_PROPERTIES *ptnProperties);
public static extern HRESULT DwmQueryThumbnailSourceSize(HTHUMBNAIL hThumbnail, [NativeTypeName("PSIZE")] SIZE *pSize);