/// <summary>
/// 订阅消息
/// </summary>
/// <param name="action"></param>
/// <param name="threadOption"></param>
/// <param name="keepSubscriberReferenceAlive"></param>
public void Subscribe(string subscribeid, Action action, ThreadOption threadOption, bool keepSubscriberReferenceAlive)
{
IDelegateReference actionReference = new DelegateReference(action, keepSubscriberReferenceAlive);
IEventSubscription subscription;
switch (threadOption)
{
case ThreadOption.PublisherThread:
subscription = new EventSubscription(actionReference);
break;
case ThreadOption.BackgroundThread:
subscription = new BackgroundEventSubscription(actionReference);
break;
case ThreadOption.UIThread:
subscription = new DispatcherEventSubscription(actionReference);
break;
default:
subscription = new EventSubscription(actionReference);
break;
}
AddSubscriprion(subscribeid, subscription);
}
/// <summary>
/// 支持过滤
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="subscribeid"></param>
/// <param name="action"></param>
/// <param name="threadOption"></param>
/// <param name="keepSubscriberReferenceAlive"></param>
/// <param name="filter"></param>
public void Subscribe <T>(string subscribeid, Action <T> action, ThreadOption threadOption, bool keepSubscriberReferenceAlive, Predicate <T> filter)
{
IDelegateReference actionReference = new DelegateReference(action, keepSubscriberReferenceAlive);
IDelegateReference filterReference;
if (filter != null)
{
filterReference = new DelegateReference(filter, keepSubscriberReferenceAlive);
}
else
{
filterReference = new DelegateReference(new Predicate <T>(delegate { return(true); }), false);
}
IEventSubscription subscription;
switch (threadOption)
{
case ThreadOption.PublisherThread:
subscription = new EventSubscription <T>(actionReference, filterReference);
break;
case ThreadOption.BackgroundThread:
subscription = new BackgroundEventSubscription <T>(actionReference, filterReference);
break;
case ThreadOption.UIThread:
subscription = new DispatcherEventSubscription <T>(actionReference, filterReference);
break;
default:
subscription = new EventSubscription <T>(actionReference, filterReference);
break;
}
AddSubscriprion(subscribeid, subscription);
}