public static void UnRegisterSelectionListener(IEntitySelectionListener listener)
{
if (_listeners.Contains(listener))
{
_listeners.Remove(listener);
}
}
/// <summary>
/// 此方法可能有内存泄漏，所以每个类型只保留最后一次注册的对象的通知
/// </summary>
/// <param name="listener"></param>
public static void RegisterSelectionListener(IEntitySelectionListener listener)
{
var old = _listeners.FirstOrDefault(p => p.GetType().FullName == listener.GetType().FullName);
if (old != null)
{
_listeners.Remove(old);
}
_listeners.Add(listener);
}
