/*

* 作用：消息侦听/广播。

* */

using System;

namespace Helper.Core.Library

{

public class MessageHelper

{

#region 私有属性常量

/// <summary>

/// 初始化消息触发对象

/// </summary>

private static readonly MessageDispatcherHelper dispatcher = new MessageDispatcherHelper();

#endregion

#region 对外公开方法

/// <summary>

/// 添加消息侦听

/// </summary>

/// <param name="messageType">消息类别</param>

/// <param name="callback">消息处理回调函数</param>

public static void addEventListener(string messageType, Action<MessageEvent> callback)

{

dispatcher.addEventListener(messageType, callback);

}

/// <summary>

/// 移除消息侦听

/// </summary>

/// <param name="messageType">消息类别</param>

/// <param name="callback">消息处理回调函数</param>

public static void removeEventListener(string messageType, Action<MessageEvent> callback)

{

dispatcher.removeEventListener(messageType, callback);

}

/// <summary>

/// 判断是否存在相应的消息类别

/// </summary>

/// <param name="messageType">消息类别</param>

/// <returns></returns>

public static bool hasListener(string messageType)

{

return dispatcher.hasListener(messageType);

}

/// <summary>

/// 广播消息

/// </summary>

/// <param name="messageEvent">MessageEvent 对象</param>

/// <param name="targetObject">消息广播对象</param>

public static void dispatchEvent(MessageEvent messageEvent, object targetObject = null)

{

dispatcher.dispatchEvent(messageEvent, targetObject);

}

#endregion

}

}