/// <summary>
/// 其实注销消息只需要Object和Go就足够了 不需要callback
/// </summary>
public static void UnRegisterMsgByChannel(this IMsgReceiver self, TMsgChannel channel, string msgName)
{
if (CheckStrNullOrEmpty(msgName))
{
return;
}
if (!mMsgHandlerDict.ContainsKey(channel))
{
Debug.LogError("Channel:" + channel.ToString() + " doesn't exist");
return;
}
var handlers = mMsgHandlerDict[channel][msgName];
int handlerCount = handlers.Count;
// 删除List需要从后向前遍历
for (int index = handlerCount - 1; index >= 0; index--)
{
var handler = handlers[index];
if (handler.receiver == self)
{
handlers.Remove(handler);
break;
}
}
}
/// <summary>
/// 发送消息 -- 自定义模式,发送到全局类型 TMsgChannel.Global
/// </summary>
protected void GoSendMsgByChannel(TMsgChannel channel, string msgName, params object[] paramList)
{
if (string.IsNullOrEmpty(msgName))
{
return;
}
this.SendMsgByChannel(channel, msgName, paramList);
}
/// <summary>
/// 释放注册消息 -- 自定义模式
/// </summary>
/// <param name="channel">消息类型</param>
/// <param name="msgName">消息名称</param>
protected void GoUnRegisterMsgByChannel(TMsgChannel channel, string msgName)
{
// 检测空变量
if (string.IsNullOrEmpty(msgName))
{
Debug.LogError("UnRegisterMsg:" + msgName + " is Null or Empty");
return;
}
this.UnRegisterMsgByChannel(channel, msgName);
}
/// <summary>
/// 注册消息,
/// 注意第一个参数,使用了C# this的扩展,
/// 所以只有实现IMsgReceiver的对象才能调用此方法
/// </summary>
public static void RegisterMsgByChannel(this IMsgReceiver self, TMsgChannel channel, string msgName, VoidDelegate.WithParams callback)
{
// 略过
if (string.IsNullOrEmpty(msgName))
{
Debug.LogError("RegisterMsg:" + msgName + " is Null or Empty");
return;
}
// 略过
if (null == callback)
{
Debug.LogError("RegisterMsg:" + msgName + " callback is Null");
return;
}
// 添加消息通道
if (!mMsgHandlerDict.ContainsKey(channel))
{
mMsgHandlerDict[channel] = new Dictionary <string, List <TMsgHandler> >();
}
// 略过
if (!mMsgHandlerDict[channel].ContainsKey(msgName))
{
mMsgHandlerDict[channel][msgName] = new List <TMsgHandler>();
}
// 看下这里
var handlers = mMsgHandlerDict[channel][msgName];
// 略过
// 防止重复注册
foreach (var handler in handlers)
{
if (handler.receiver == self && handler.callback == callback)
{
Debug.LogWarning("RegisterMsg:" + msgName + " ayready Register");
return;
}
}
// 再看下这里
handlers.Add(new TMsgHandler(self, callback));
}
public static void SendMsgByChannel(this IMsgSender sender, TMsgChannel channel, string msgName, params object[] paramList)
{
if (CheckStrNullOrEmpty(msgName))
{
return;
}
if (!mMsgHandlerDict.ContainsKey(channel))
{
Debug.LogError("Channel:" + channel.ToString() + " doesn't exist");
return;
}
// 略过,不用看
if (!mMsgHandlerDict[channel].ContainsKey(msgName))
{
Debug.LogWarning("SendMsg is UnRegister");
return;
}
// 开始看!!!!
var handlers = mMsgHandlerDict[channel][msgName];
var handlerCount = handlers.Count;
// 之所以是从后向前遍历,是因为 从前向后遍历删除后索引值会不断变化
// 参考文章,http://www.2cto.com/kf/201312/266723.html
for (int index = handlerCount - 1; index >= 0; index--)
{
var handler = handlers[index];
if (handler.receiver != null)
{
Debug.Log("SendLogicMsg:" + msgName + " Succeed");
handler.callback(paramList);
}
else
{
handlers.Remove(handler);
}
}
}
//注册消息
/// <summary>
/// 注册消息 -- 自定义类型模式
/// </summary>
/// <param name="channel">消息类型</param>
/// <param name="msgName">消息名称</param>
/// <param name="callback">回调</param>
protected void GoRegisterMsgByChannel(TMsgChannel channel, string msgName, VoidDelegate.WithParams callback)
{
// 检测空变量
if (string.IsNullOrEmpty(msgName))
{
Debug.LogError("RegisterMsg:" + msgName + " is Null or Empty");
return;
}
// 检测空变量
if (null == callback)
{
Debug.LogError("RegisterMsg:" + msgName + " callback is Null");
return;
}
//如果词典为空 则新建
if (m_msgHandlerDict == null)
{
m_msgHandlerDict = new Dictionary <TMsgChannel, List <string> >();
}
// 添加消息通道
if (!m_msgHandlerDict.ContainsKey(TMsgChannel.Global))
{
m_msgHandlerDict[channel] = new List <string>();
}
// 检测是否存在 不存在 则添加
if (!m_msgHandlerDict[channel].Contains(msgName))
{
m_msgHandlerDict[channel].Add(msgName);
}
this.RegisterMsgByChannel(channel, msgName, callback);
}
