/// <summary>
/// Write off an Observer in Subject
/// </summary>
/// <typeparam name="TMessage"></typeparam>
/// <param name="handler"></param>
public void Unregister <TMessage>(object sender, ObserverHandler <TMessage> handler)
{
Subject <TMessage> msgHandler = Subject <TMessage>(sender);
if (msgHandler != null)
{
msgHandler.Observers -= handler;
}
}
/// <summary>
/// Register Subject,and register an Observer in the subject
/// </summary>
/// <typeparam name="TMessage"></typeparam>
/// <param name="handler"></param>
public void Register <TMessage>(ObserverHandler <TMessage> handler)
{
Subject <TMessage> msgHandler = Subject <TMessage>(null);
if (msgHandler != null)
{
msgHandler.Observers += handler;
}
}
static public void addHandler(ObserverHandler plugin)
{
if (_observer == null)
{
_observer = plugin;
}
else
{
_observer += plugin;
}
}
public StaticActionSubscribeProvider(MethodInfo method, string topic, SubscribeMode mode)
{
Method = method;
Factory = (instance) =>
{
var handler = Delegate.CreateDelegate(ActionType, method);
var messageHandler = ObserverHandler.Create((Action)handler);
return(new SubscribeInfo(null, messageHandler)
{
Topic = topic, Mode = mode
});
};
}
public static void UnRegister <TMessage>(ObserverHandler <TMessage> handler)
{
UnRegister <TMessage>(null, handler);
}
public static void UnRegister <TMessage>(object sender, ObserverHandler <TMessage> handler)
{
SubjectProxy <TMessage> msgHandler = Subject <TMessage>(sender);
msgHandler.Observers -= handler;
}
private void NotifyObserver()
{
ObserverHandler?.Invoke();
}
