public int UxThemeDrawThemeBackground(IntPtr hTheme, IDeviceContext dc, int iPartId, int iStateId, Rectangle_ bounds)
{
XplatUIWin32.RECT BoundsRect = XplatUIWin32.RECT.FromRectangle(bounds);
int result = UXTheme.DrawThemeBackground(hTheme, dc.GetHdc(), iPartId, iStateId, ref BoundsRect, IntPtr.Zero);
dc.ReleaseHdc();
return(result);
}
public void VisualStyleRendererDrawBackgroundExcludingArea(IntPtr theme, IDeviceContext dc, int part, int state, Rectangle_ bounds, Rectangle_ excludedArea)
{
XplatUIWin32.RECT bounds_rect = XplatUIWin32.RECT.FromRectangle(bounds);
IntPtr hdc = dc.GetHdc();
XplatUIWin32.Win32ExcludeClipRect(hdc, excludedArea.Left, excludedArea.Top, excludedArea.Right, excludedArea.Bottom);
UXTheme.DrawThemeBackground(theme, hdc, part, state, ref bounds_rect, IntPtr.Zero);
IntPtr hrgn = XplatUIWin32.Win32CreateRectRgn(excludedArea.Left, excludedArea.Top, excludedArea.Right, excludedArea.Bottom);
XplatUIWin32.Win32ExtSelectClipRgn(hdc, hrgn, (int)ClipCombineMode.RGN_OR);
XplatUIWin32.Win32DeleteObject(hrgn);
dc.ReleaseHdc();
}
