/// <summary>
    /// 添加事件监听
    /// </summary>
    /// <param name="eventType"></param>
    /// <param name="del"></param>
    public void AddEvent(EventType eventType, EventHandleDel del)
    {
        if (!m_EventDic.ContainsKey(eventType))
        {
            m_EventDic.Add(eventType, new List <EventHandleDel>());
        }

        var list = m_EventDic[eventType];

        if (!list.Contains(del))
        {
            list.Add(del);
        }
    }
    /// <summary>
    /// 删除事件监听
    /// </summary>
    /// <param name="eventType"></param>
    /// <param name="del"></param>
    public void RemoveEvent(EventType eventType, EventHandleDel del)
    {
        List <EventHandleDel> list = null;

        if (m_EventDic.TryGetValue(eventType, out list))
        {
            for (int i = 0; i < list.Count; i++)
            {
                if (list[i].Target == del.Target)
                {
                    list.RemoveAt(i);
                }
            }
        }
    }