unity中怎么给按钮添加点击事件

ing System.Collections

using UnityEngine.UI

/// <summary>

/// 脚本位置:UGUI的按钮身上

/// 脚本功能:动态的添加按钮的点击事件

/// </summary>

public class Liste

var customSkin:GUISkin

function OnGUI () {

if(GUI.Button(Rect(Screen.width/2-50, Screen.height/2+200, 100,50), "Play game"))

{

print("You clicked me")

Application.LoadLevel(1)

}

//GUI.Button(Rect(Screen.width/2-50, Screen.height/2+260, 100,50), "exit game")

if(GUI.Button(Rect(Screen.width/2-50, Screen.height/2+260, 100,50), "exit game"))

{

print("You clicked me")

Application.LoadLevel(2)

}

}

}

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