private static Rect GetWindowRect(IntPtr Ptr)
{
U32Rect R = new U32Rect();
_ = Win32Calls.GetWindowRect(Ptr, ref R);
return(new Rect(new System.Windows.Point(R.Left, R.Top), new System.Windows.Point(R.Right, R.Bottom)));
}
public static extern bool GetWindowRect(IntPtr hwnd, ref U32Rect rectangle);