实现invokelater

import android.os.Handler;

import android.os.Looper;

import android.os.Message;

 

public class InvokeLater{

    private static Handler handler = new Handler(Looper.getMainLooper()){

		@Override

		public void handleMessage(Message msg) {

			Runnable task = (Runnable) msg.obj;

			task.run();

		}

 

	};

 

	public static void post(Runnable task){

		Message msg = Message.obtain();

		msg.obj = task;

		handler.sendMessage(msg);

	}

}