could you guys show how to use this sample?
2010/10/5 Jason Meckley <[email protected]>
> short and sweat!
>
> public class EventBrokerContributor :
> IContributeComponentModelConstruction
> {
> public void ProcessModel(IKernel kernel, ComponentModel model)
> {
> if (model.ImplementationIsAListener() == false) return;
>
> var steps = model.LifecycleSteps;
> var broker = kernel.Resolve<IEventRegister>();
> steps.Add(LifecycleStepType.Commission, new
> RegisterWithEventBroker(broker));
> steps.Add(LifecycleStepType.Decommission, new
> UnregisterWithEventBroker(broker));
> }
> }
>
> public class RegisterWithEventBroker : ILifecycleConcern
> {
> private readonly IEventRegister broker;
>
> public RegisterWithEventBroker(IEventRegister broker)
> {
> this.broker = broker;
> }
>
> public void Apply(ComponentModel model, object component)
> {
> broker.Register(component);
> }
> }
>
> public class UnregisterWithEventBroker : ILifecycleConcern
> {
> private readonly IEventRegister broker;
>
> public UnregisterWithEventBroker(IEventRegister broker)
> {
> this.broker = broker;
> }
>
> public void Apply(ComponentModel model, object component)
> {
> broker.Unregister(component);
> }
> }
>
> On Oct 5, 8:15 am, Krzysztof Koźmic <[email protected]>
> wrote:
> > No worries. Actually I was thinking - this might serve as a good basis
> > for a sample app showing Windsor's extensibility. Would you be
> > interested in putting together a small sample app built on top of that
> > facility and submitting it as a sample for Windsor?
> >
> > Pretty much like the other sample we have for Silverlight:
> http://github.com/HEskandari/Castle-Windsor-Examples
> >
> > cheers,
> > Krzysztof
> >
> > On 5/10/2010 10:05 PM, Jason Meckley wrote:
> >
> > > thank you. I'll research that this morning.
> >
> > > On Oct 4, 6:24 pm, Krzysztof Koźmic<[email protected]>
> > > wrote:
> > >> Looks good although custom Activator swapped under the covers feels
> too
> > >> intrusive. I'd use lifestyle concerns instead.
> >
> > >> sent from my HTC Desire
> >
> > >> On 05/10/2010 6:07 AM, "Jason Meckley"<[email protected]>
> wrote:
> >
> > >> I'm spiking a sample of an event broker where listeners are
> > >> (un)registered to the broker during resolution/destruction. the code
> > >> below appears to be working, but I wanted to double check with the
> > >> community to make sure I'm not missing something obvious (or not so
> > >> obvious).
> >
> > >> public class EventBrokerFacility
> > >> : AbstractFacility
> > >> {
> > >> protected override void Init()
> > >> {
> > >> Kernel.ComponentModelBuilder.AddContributor(new
> > >> EventBrokerContributor());
> > >> Kernel.Register(Component
> >
> > >> .For<SynchronizationContext>()
> >
> > >> .ImplementedBy<WindowsFormsSynchronizationContext>()
> > >>
> .LifeStyle.Singleton,
> > >> Component
> > >>
> .For<IEventPublisher,
> > >> IEventRegister>()
> >
> > >> .ImplementedBy<EventBroker>()
> >
> > >> .LifeStyle.Singleton);
> > >> }}
> >
> > >> public class EventBrokerContributor
> > >> : IContributeComponentModelConstruction
> > >> {
> > >> private readonly Type activator = typeof
> > >> (EventBrokerComponentActivator);
> > >> private readonly Type listener = typeof (IListener<>);
> >
> > >> public void ProcessModel(IKernel kernel, ComponentModel model)
> > >> {
> > >> var isAListener = model
> > >> .Implementation
> > >> .GetInterfaces()
> > >> .Where(i => i.IsGenericType)
> > >> .Select(i => i.GetGenericTypeDefinition())
> > >> .Any(i => i == listener);
> >
> > >> if (isAListener == false) return;
> > >> model.CustomComponentActivator = activator;
> > >> }}
> >
> > >> public class EventBrokerComponentActivator
> > >> : DefaultComponentActivator
> > >> {
> > >> private IEventRegister Broker
> > >> {
> > >> get { return Kernel.Resolve<IEventRegister>(); }
> > >> }
> >
> > >> public EventBrokerComponentActivator(
> > >> ComponentModel model,
> > >> IKernel kernel,
> > >> ComponentInstanceDelegate onCreation,
> > >> ComponentInstanceDelegate onDestruction)
> > >> : base(model, kernel, onCreation, onDestruction)
> > >> {
> > >> }
> >
> > >> public override object Create(CreationContext context)
> > >> {
> > >> var component = base.Create(context);
> > >> Broker.Register(component);
> > >> return component;
> > >> }
> >
> > >> public override void Destroy(object instance)
> > >> {
> > >> Broker.Unregister(instance);
> > >> base.Destroy(instance);
> > >> }
> >
> > >> }
> >
> > >> as an example this class will use the EventBrokerComponentActivator
> > >> class Presenter : IListener<Foo>,IListener<Bar>
> > >> {
> >
> > >> }
> >
> > >> while this class uses the default.
> > >> class Service
> > >> {
> >
> > >> }
> >
> > >> --
> > >> You received this message because you are subscribed to the Google
> Groups
> > >> "Castle Project Users" group.
> > >> To post to this group, send email to
> [email protected].
> > >> To unsubscribe from this group, send email to
> > >> [email protected]<castle-project-users%[email protected]>
> <castle-project-users%[email protected]<castle-project-users%[email protected]>
> >
> > >> .
> > >> For more options, visit this group athttp://
> groups.google.com/group/castle-project-users?hl=en.
> >
> >
>
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