protected override void OnAttached()
{
var textProperty = AssociatedObject.GetDependencyProperties(true).FirstOrDefault(dp => dp.Name == nameof(AssociatedObject.Text));
if (textProperty == null)
{
throw new ArgumentException($"Unable to find public property '{nameof(AssociatedObject.Text)}' on object of type '{AssociatedObject.GetType().FullName}'.");
}
propertyWatcher.Attach(AssociatedObject);
propertyWatcher.RegisterValueChangedHandler(textProperty, OnTextChanged);
var adornerLayer = AdornerLayer.GetAdornerLayer(AssociatedObject);
if (adornerLayer != null)
{
adorner = new HighlightBorderAdorner(AssociatedObject)
{
BackgroundBrush = null,
BorderBrush = BorderBrush,
BorderCornerRadius = BorderCornerRadius,
BorderThickness = BorderThickness,
State = HighlightAdornerState.Hidden,
};
adornerLayer.Add(adorner);
}
}
protected override void OnAttached()
{
base.OnAttached();
propertyWatcher.Attach(AssociatedObject);
propertyWatcher.RegisterValueChangedHandler(ScrollViewer.HorizontalOffsetProperty, OnControlHorizontalOffsetChanged);
propertyWatcher.RegisterValueChangedHandler(ScrollViewer.VerticalOffsetProperty, OnControlVerticalOffsetChanged);
}
protected override void OnAttached()
{
base.OnAttached();
propertyWatcher.Attach(AssociatedObject);
propertyWatcher.RegisterValueChangedHandler(ItemsControl.ItemsSourceProperty, ItemsSourceChanged);
UpdateCollectionView();
}
protected override void OnAttached()
{
base.OnAttached();
propertyWatcher.Attach(AssociatedObject);
propertyWatcher.RegisterValueChangedHandler(FrameworkElement.ActualWidthProperty, OnActualWidthChanged);
propertyWatcher.RegisterValueChangedHandler(FrameworkElement.ActualHeightProperty, OnActualHeightChanged);
}
protected override void OnAttachedOverride()
{
propertyWatcher.Attach(AssociatedObject);
if (SynchronizeWidth)
{
propertyWatcher.RegisterValueChangedHandler(FrameworkElement.ActualWidthProperty, WidthChanged);
}
if (SynchronizeHeight)
{
propertyWatcher.RegisterValueChangedHandler(FrameworkElement.ActualHeightProperty, HeightChanged);
}
RegisterElement();
}
protected override void OnAttached()
{
if (PropertyName == null)
{
throw new ArgumentException($"The PropertyName property must be set on behavior '{GetType().FullName}'.");
}
dependencyProperty = AssociatedObject.GetDependencyProperties(true).FirstOrDefault(dp => dp.Name == PropertyName);
if (dependencyProperty == null)
{
throw new ArgumentException($"Unable to find property '{PropertyName}' on object of type '{AssociatedObject.GetType().FullName}'.");
}
propertyWatcher.Attach(AssociatedObject);
// TODO: Register/Unregister handlers when the PropertyName changes
propertyWatcher.RegisterValueChangedHandler(dependencyProperty, OnPropertyChanged);
Binding.AddSourceUpdatedHandler(AssociatedObject, OnSourceUpdated);
}
