internal static extern bool ScreenToClient(IntPtr hWnd, ref POINT lpPoint);
/// <summary>
/// Aktualizuje pozici myši, zda se nachází v okně nebo ne.
/// </summary>
/// <param name="point">Pozice myši.</param>
private void UpdateIsWithinDisplayArea(POINT point)
{
IsWithinDisplayArea = (point.X >= 0 && point.Y >= 0 && point.X <= window.Window.ClientBounds.Width && point.Y <= window.Window.ClientBounds.Height);
}
internal static extern bool GetCursorPos(out POINT lpPoint);