/// <summary>
/// Overwritten arrange method
/// </summary>
/// <param name="arrangeSize">arrange size</param>
/// <returns>arranged size</returns>
protected override Size ArrangeOverride(Size arrangeSize)
{
Size ret = new Size(0, 0);
if (Child != null)
{
Child.Arrange(new Rect(arrangeSize));
ret = Child.RenderSize;
}
_busyHost.Arrange(new Rect(arrangeSize));
return(new Size(Math.Max(ret.Width, _busyHost.RenderSize.Width), Math.Max(ret.Height, _busyHost.RenderSize.Height)));
}
