protected virtual void OnAfterBehaviorEvent <T>(IBehaviorEventSender <T> sender, BehaviorEvent <T> behaviorEvent) where T : IViewModel, new()
{
}
private bool OnBehaviorEventFired <T>(IBehaviorEventSender <T> sender, BehaviorEvent <T> behaviorEvent) where T : IViewModel, new()
{
this.OnBeforeBehaviorLookup(behaviorEvent);
if (this.Behaviors.ContainsKey(behaviorEvent.BehaviorReference) == false)
{
return(false);
}
var behavior = this.Behaviors[behaviorEvent.BehaviorReference] as IExecutableBehavior <T>;
if (behavior == null)
{
return(false);
}
behavior.BehaviorContext = this;
this.OnBeforeBehaviorEvent(sender, behaviorEvent);
try
{
this.OnBehaviorEvent(behavior, behaviorEvent);
}
catch (Exception ex)
{
this.OnErrorBehaviorEvent(ex);
return(false);
}
this.OnAfterBehaviorEvent(sender, behaviorEvent);
string viewName = null;
if (this.BehaviorBinding.ContainsKey(behaviorEvent.BehaviorReference))
{
viewName = this.BehaviorBinding[behaviorEvent.BehaviorReference];
}
this.OnBeforeTransitionEvent(viewName, behavior);
var view = sender as ViewBase;
if (view != null)
{
view.BehaviorContext = this;
}
this.TransitionView(view, viewName, behaviorEvent);
if (viewName == null && sender is ViewBase)
{
this.BindingViewModel(sender as ViewBase, behaviorEvent.ViewModel);
}
else if (viewName != null)
{
var next = this.GetNextView(viewName);
if (next != null)
{
this.BindingViewModel(next, behaviorEvent.ViewModel);
next.OnAfterTransition(behaviorEvent);
foreach (var sub in next.Controls.OfType <ViewBase>())
{
sub.BehaviorContext = next.BehaviorContext;
sub.OnAfterTransition(behaviorEvent);
}
}
}
this.OnAfterTransitionEvent(viewName, behavior);
return(true);
}
