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/*****************************************************
* 文件: EventSystems.cs
* 作者: 李秀东
* 邮箱: 409500452@qq.com
* 日期: #CreateTime#
* 功能: Nothing
*****************************************************/
using System;
using System.Collections.Generic;
public delegate void CallBack();
public delegate void CallBack<T>(T arg);
public delegate void CallBack<T, X>(T arg1, X arg2);
public delegate void CallBack<T, X, Y>(T arg1, X arg2, Y arg3);
public delegate void CallBack<T, X, Y, Z>(T arg1, X arg2, Y arg3, Z arg4);
public delegate void CallBack<T, X, Y, Z, W>(T arg1, X arg2, Y arg3, Z arg4, W arg5);
public class EventSystems
{
private static Dictionary<Enum, Delegate> m_EventTable = new Dictionary<Enum, Delegate>();
private static void OnListenerAdding(Enum _enum, Delegate callBack)
{
if (!m_EventTable.ContainsKey(_enum))
{
m_EventTable.Add(_enum, null);
}
Delegate d = m_EventTable[_enum];
if (d != null && d.GetType() != callBack.GetType())
{
throw new Exception(string.Format("尝试为事件{0}添加不同类型的委托，当前事件所对应的委托是{1}，要添加的委托类型为{2}", _enum, d.GetType(), callBack.GetType()));
}
}
private static void OnListenerRemoving(Enum _enum, Delegate callBack)
{
if (m_EventTable.ContainsKey(_enum))
{
Delegate d = m_EventTable[_enum];
if (d == null)
{
throw new Exception(string.Format("移除监听错误：事件{0}没有对应的委托", _enum));
}
else if (d.GetType() != callBack.GetType())
{
throw new Exception(string.Format("移除监听错误：尝试为事件{0}移除不同类型的委托，当前委托类型为{1}，要移除的委托类型为{2}", _enum, d.GetType(), callBack.GetType()));
}
}
else
{
throw new Exception(string.Format("移除监听错误：没有事件码{0}", _enum));
}
}
private static void OnListenerRemoved(Enum _enum)
{
if (m_EventTable[_enum] == null)
{
m_EventTable.Remove(_enum);
}
}
public static void AddListener(Enum _enum, CallBack callBack)
{
OnListenerAdding(_enum, callBack);
m_EventTable[_enum] = (CallBack)m_EventTable[_enum] + callBack;
}
public static void AddListener<T>(Enum _enum, CallBack<T> callBack)
{
OnListenerAdding(_enum, callBack);
m_EventTable[_enum] = (CallBack<T>)m_EventTable[_enum] + callBack;
}
public static void AddListener<T, X>(Enum _enum, CallBack<T, X> callBack)
{
OnListenerAdding(_enum, callBack);
m_EventTable[_enum] = (CallBack<T, X>)m_EventTable[_enum] + callBack;
}
public static void AddListener<T, X, Y>(Enum _enum, CallBack<T, X, Y> callBack)
{
OnListenerAdding(_enum, callBack);
m_EventTable[_enum] = (CallBack<T, X, Y>)m_EventTable[_enum] + callBack;
}
public static void AddListener<T, X, Y, Z>(Enum _enum, CallBack<T, X, Y, Z> callBack)
{
OnListenerAdding(_enum, callBack);
m_EventTable[_enum] = (CallBack<T, X, Y, Z>)m_EventTable[_enum] + callBack;
}
public static void AddListener<T, X, Y, Z, W>(Enum _enum, CallBack<T, X, Y, Z, W> callBack)
{
OnListenerAdding(_enum, callBack);
m_EventTable[_enum] = (CallBack<T, X, Y, Z, W>)m_EventTable[_enum] + callBack;
}
public static void RemoveListener(Enum _enum, CallBack callBack)
{
OnListenerRemoving(_enum, callBack);
m_EventTable[_enum] = (CallBack)m_EventTable[_enum] - callBack;
OnListenerRemoved(_enum);
}
public static void RemoveListener<T>(Enum _enum, CallBack<T> callBack)
{
OnListenerRemoving(_enum, callBack);
m_EventTable[_enum] = (CallBack<T>)m_EventTable[_enum] - callBack;
OnListenerRemoved(_enum);
}
public static void RemoveListener<T, X>(Enum _enum, CallBack<T, X> callBack)
{
OnListenerRemoving(_enum, callBack);
m_EventTable[_enum] = (CallBack<T, X>)m_EventTable[_enum] - callBack;
OnListenerRemoved(_enum);
}
public static void RemoveListener<T, X, Y>(Enum _enum, CallBack<T, X, Y> callBack)
{
OnListenerRemoving(_enum, callBack);
m_EventTable[_enum] = (CallBack<T, X, Y>)m_EventTable[_enum] - callBack;
OnListenerRemoved(_enum);
}
public static void RemoveListener<T, X, Y, Z>(Enum _enum, CallBack<T, X, Y, Z> callBack)
{
OnListenerRemoving(_enum, callBack);
m_EventTable[_enum] = (CallBack<T, X, Y, Z>)m_EventTable[_enum] - callBack;
OnListenerRemoved(_enum);
}
public static void RemoveListener<T, X, Y, Z, W>(Enum _enum, CallBack<T, X, Y, Z, W> callBack)
{
OnListenerRemoving(_enum, callBack);
m_EventTable[_enum] = (CallBack<T, X, Y, Z, W>)m_EventTable[_enum] - callBack;
OnListenerRemoved(_enum);
}
public static void Broadcast(Enum _enum)
{
Delegate d;
if (m_EventTable.TryGetValue(_enum, out d))
{
CallBack callBack = d as CallBack;
if (callBack != null)
{
callBack();
}
else
{
throw new Exception(string.Format("广播事件错误：事件{0}对应委托具有不同的类型", _enum));
}
}
}
public static void Broadcast<T>(Enum _enum, T arg)
{
Delegate d;
if (m_EventTable.TryGetValue(_enum, out d))
{
CallBack<T> callBack = d as CallBack<T>;
if (callBack != null)
{
callBack(arg);
}
else
{
throw new Exception(string.Format("广播事件错误：事件{0}对应委托具有不同的类型", _enum));
}
}
}
public static void Broadcast<T, X>(Enum _enum, T arg1, X arg2)
{
Delegate d;
if (m_EventTable.TryGetValue(_enum, out d))
{
CallBack<T, X> callBack = d as CallBack<T, X>;
if (callBack != null)
{
callBack(arg1, arg2);
}
else
{
throw new Exception(string.Format("广播事件错误：事件{0}对应委托具有不同的类型", _enum));
}
}
}
public static void Broadcast<T, X, Y>(Enum _enum, T arg1, X arg2, Y arg3)
{
Delegate d;
if (m_EventTable.TryGetValue(_enum, out d))
{
CallBack<T, X, Y> callBack = d as CallBack<T, X, Y>;
if (callBack != null)
{
callBack(arg1, arg2, arg3);
}
else
{
throw new Exception(string.Format("广播事件错误：事件{0}对应委托具有不同的类型", _enum));
}
}
}
public static void Broadcast<T, X, Y, Z>(Enum _enum, T arg1, X arg2, Y arg3, Z arg4)
{
Delegate d;
if (m_EventTable.TryGetValue(_enum, out d))
{
CallBack<T, X, Y, Z> callBack = d as CallBack<T, X, Y, Z>;
if (callBack != null)
{
callBack(arg1, arg2, arg3, arg4);
}
else
{
throw new Exception(string.Format("广播事件错误：事件{0}对应委托具有不同的类型", _enum));
}
}
}
public static void Broadcast<T, X, Y, Z, W>(Enum _enum, T arg1, X arg2, Y arg3, Z arg4, W arg5)
{
Delegate d;
if (m_EventTable.TryGetValue(_enum, out d))
{
CallBack<T, X, Y, Z, W> callBack = d as CallBack<T, X, Y, Z, W>;
if (callBack != null)
{
callBack(arg1, arg2, arg3, arg4, arg5);
}
else
{
throw new Exception(string.Format("广播事件错误：事件{0}对应委托具有不同的类型", _enum));
}
}
}
}
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