Unity日志回调函数

using System;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;

public class ExceptionDemo : MonoBehaviour
{
public void AddException() {
Debug.Log("click AddException");
throw new System.NotImplementedException();
}
string message = "";
public Text text;//UGUI的一个文本
// Use this for initialization
void Start()
{
    //在一个日志信息上注册一个委托来被调用
    Application.RegisterLogCallback(MyLogCallback);
}

// Update is called once per frame
void Update()
{
    text.text = message;
}

/// <summary>
/// log callback check
/// </summary>
/// <param name="condition">log内容.</param>
/// <param name="stackTrace">log产生的栈数据追踪</param>
/// <param name="type">log的类型.</param>
void MyLogCallback(string condition, string stackTrace, LogType type)
{
    switch (type)
    {
        case LogType.Assert:
            message += "      receive an assert log" + ",condition=" + condition + ",stackTrace=" + stackTrace;
            break;
        case LogType.Error:
            message += "      receive an Error log" + ",condition=" + condition + ",stackTrace=" + stackTrace;
            break;
        case LogType.Exception:
            message += "      receive an Exception log" + ",condition=" + condition + ",stackTrace=" + stackTrace;
            break;
        case LogType.Log:
            message += "      receive an Log log" + ",condition=" + condition + ",stackTrace=" + stackTrace;
            break;
        case LogType.Warning:
            message += "      receive an Warning log" + ",condition=" + condition + ",stackTrace=" + stackTrace;
            break;


    }



}

void OnGUI()
{

    if (GUI.Button(new Rect(10, 20, 200, 40), "assert"))
    {
        Debug.LogAssertion("assertion");
    }
    else if (GUI.Button(new Rect(10, 80, 200, 40), "error"))
    {
        Debug.LogError("error");
    }
    else if (GUI.Button(new Rect(10, 140, 200, 40), "exception"))
    {

        Debug.LogException(new System.NullReferenceException());
    }
    else if (GUI.Button(new Rect(10, 200, 200, 40), "log"))
    {
        Debug.Log("log");
    }
    else if (GUI.Button(new Rect(10, 260, 200, 40), "warning"))
    {
        Debug.LogWarning("waring");
    }
} 
}