/// <summary>
/// Called when [loaded].
/// </summary>
/// <param name="sender">The sender.</param>
/// <param name="e">The <see cref="RoutedEventArgs" /> instance containing the event data.</param>
private void OnLoaded(object sender, RoutedEventArgs e)
{
if (sender is DependencyObject dependencyObject)
{
this.Update(
AttachedFork <T, TOwner> .GetValueOrRegisterParentChanged(
dependencyObject,
i => this.UpdateValue(i)));
}
}
/// <summary>
/// Provides the value internal.
/// </summary>
/// <param name="serviceProvider">The service provider.</param>
/// <returns></returns>
protected override object ProvideValueInternal(IServiceProvider serviceProvider)
{
var provideValueTarget = (IProvideValueTarget)serviceProvider.GetService(typeof(IProvideValueTarget));
if (provideValueTarget.TargetObject is DependencyObject dependencyObject)
{
var value = AttachedFork <T, TOwner> .GetValueOrRegisterParentChanged(
dependencyObject,
i => this.UpdateValue(i));
return(value);
}
return(null);
}