/// <summary>
/// Gets the value of the member for the specified instance.
/// </summary>
/// <param name="instance">The instance to get the value for.</param>
/// <returns>The value of the member.</returns>
public override Object GetValue(Object instance)
{
if (DependencyProperty == null)
{
return(_Property.GetValue(instance));
}
IDependencyObject dependencyObject = (IDependencyObject)instance;
return(dependencyObject.GetValueExtension(DependencyProperty) ?? dependencyObject.GetBaseValue(DependencyProperty));
}
