/// <summary>
/// 取消注册事件处理程序
/// </summary>
/// <param name="eventHandler">事件处理程序</param>
public void DeRegister(MessageBusEventHandler eventHandler)
{
if (EventHandlers.Contains(eventHandler))
{
EventHandlers.Remove(eventHandler);
}
}
/// <summary>
/// Gets the <see cref="System.Collections.ICollection"/> of
/// <see cref="Spring.Objects.IEventHandlerValue"/>s for the supplied
/// event name.
/// </summary>
public ICollection this [string eventName]
{
get
{
return(EventHandlers.Contains(eventName) ?
EventHandlers [eventName] as ICollection :
EventValues.EmptyHandlers);
}
}
public void AddEventHandler(IEventHandler handler)
{
if (handler == null)
{
throw new ArgumentNullException(nameof(handler));
}
lock (Sync)
if (!EventHandlers.Contains(handler))
{
EventHandlers.Add(handler);
}
}
/// <summary>
/// 注册指定的事件处理程序
/// </summary>
/// <param name="eventHandler">事件处理程序</param>
public void Register(MessageBusEventHandler eventHandler)
{
if (eventHandler == null)
{
return;
}
if (!EventHandlers.Contains(eventHandler))
{
EventHandlers.Add(eventHandler);
}
}