/// <summary> /// 初始化新建一个 <see cref="KeyMessageNotification{T}"/> 类的实例对象。 /// </summary> /// <param name="router">设置当前正在使用的消息路由实例对象。</param> public KeyMessageNotification(IMessageRouter router) { Identity = Guid.NewGuid(); Router = router; Router.Register <ObjectExtendible <T> >(p => { var obj = p.GetObject <ObjectExtendible <T> >(); if (obj.GetChange() == ObjectChangeType.Update.ToString()) { SetValue(obj.GetParameter <T>()); } else { SetValue(null); } Notify(); }, Identity, filter: p => string.Equals(p.Tag.GetValueX("Key", string.Empty), Key)); }