private static void ShadowProperty_Changed(
DependencyObject element, DependencyPropertyChangedEventArgs e)
{
// Called whenever a property which defines the shadow changes.
// e.g. the attached Shadow property itself, or an element's elevation.
// In either case, update the calculated drop shadow values for the element.
ThemeShadow themeShadow = GetShadow(element);
if (themeShadow != null)
{
themeShadow.UpdateCurrentDropShadowValuesForElement(element);
}
}
/// <summary> /// Sets the value of the <see cref="ShadowProperty"/> attached dependency property /// for a given <see cref="DependencyObject"/>. /// </summary> /// <param name="obj"> /// The <see cref="DependencyObject"/> for which the local value of the /// <see cref="ShadowProperty"/> attached dependency property /// should be set. /// </param> /// <param name="value"> /// The new value for the dependency property. /// </param> public static void SetShadow(DependencyObject obj, ThemeShadow value) => obj.SetValue(ShadowProperty, value);