private void TargetBindingChanged(DependencyPropertyChangedEventArgs args)
{
if (args.NewValue != _targetBinding)
{
TargetBinding = _targetBinding;
}
}
private void Init()
{
if (Element == null)
{
_targetBinding = null;
TargetBinding = _targetBinding;
return;
}
_targetBinding = IndirectProperty <TType> .Create(Element, _propertyPath);
TargetBinding = _targetBinding;
}
private void Init()
{
if (Element == null || PropertyPath == null || ChangedEventPath == null)
{
_indirectProperty = null;
TargetBinding = default(TType);
return;
}
try
{
if (subscribedDelegate != null)
{
try
{
EventProxy.Unsubscribe(subscribedEventElement, subscribedEventInfo, subscribedDelegate);
}
finally
{
subscribedDelegate = null;
subscribedEventInfo = null;
subscribedEventElement = null;
}
}
_indirectProperty = IndirectProperty <TType> .Create(Element, PropertyPath);
var evt = ReflectionPathResolver.GetEvent(Element, ChangedEventPath);
var dlgt = EventProxy.Subscribe(evt.Item1, evt.Item2, OnProxyChangedEvent);
subscribedDelegate = dlgt;
subscribedEventInfo = evt.Item2;
subscribedEventElement = evt.Item1;
TargetBinding = _indirectProperty.Get();
}
catch (Exception)
{
_indirectProperty = null;
}
}