protected static void OnSourceChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
EnableImage This = d as EnableImage;
if (!e.NewValue.Equals(This.DisabledSource))
{
This.GenerateSources(e.NewValue as ImageSource);
}
}
protected static void OnIsEnabledChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
EnableImage This = d as EnableImage;
This.UpdateSource();
}