// 当ProxyCallBackEvent事件触发，该方法将被调用
// 它将通过检查ProxyCallBackEventArgs的参数值来判断收到的消息类型，
// 然后调用相应的方法
public void ProxySingleton_ProxyCallBackEvent(object sender,
ProxyCallBackEventArgs e)
{
switch (e.callbackType)
{
case CallBackType.Receive:
Receive(e.person.Name, e.message);
break;
case CallBackType.ReceiveWhisper:
ReceiveWhisper(e.person.Name, e.message);
break;
case CallBackType.UserEnter:
break;
case CallBackType.UserLeave:
break;
}
}
// 被UserEnter()以及UserLeave()调用，
// 根据callbackType参数的值来封装消息，并触发ProxyCallBackEvent事件
private void UserEnterLeave(Person person, CallBackType callbackType)
{
ProxyCallBackEventArgs e = new ProxyCallBackEventArgs();
e.person = person;
e.callbackType = callbackType;
OnProxyCallBackEvent(e);
}
// 根据callbacktype参数的值来封装消息，并触发ProxyCallBackEvent事件
private void Receive(Person sender, string message, CallBackType callbackType)
{
ProxyCallBackEventArgs e = new ProxyCallBackEventArgs();
e.message = message;
e.callbackType = callbackType;
e.person = sender;
OnProxyCallBackEvent(e);
}
// 触发ProxyCallBackEvent事件
protected void OnProxyCallBackEvent(ProxyCallBackEventArgs e)
{
if (ProxyCallBackEvent != null)
{
ProxyCallBackEvent(this, e);
}
}