android的handler图片循环播放

package com.imagehandler;

import android.app.Activity;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.view.View;
import android.widget.ImageView;
import android.widget.TextView;

public class MainActivity extends Activity {

	private ImageView imageView;
	private Handler handler;
	private TextView textView;
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
		imageView = (ImageView) findViewById(R.id.imageView1);
		textView = (TextView) findViewById(R.id.textView1);
		handler = new Handler(){
			@Override
			public void handleMessage(Message msg) {
				// TODO Auto-generated method stub
				if(msg.what==1){
					if(msg.arg1%5==0){
						imageView.setImageResource(R.drawable.x6);
					}else if(msg.arg1%5==1){
						imageView.setImageResource(R.drawable.x7);
					} else if(msg.arg1%5==2){
						imageView.setImageResource(R.drawable.x8);
					} else if(msg.arg1%5==3){
						imageView.setImageResource(R.drawable.x9);
					} else if(msg.arg1%5==4){
						imageView.setImageResource(R.drawable.xa);
					}
				}
				textView.setText(String.valueOf(msg.arg1));
				super.handleMessage(msg);
			}
		};
		
	}
	public void looper(View view){
		new Thread(){
			public void run(){
				for (int i = 1; i < 100000; i++) {
					Message message=new Message();
					message.what=1;
					message.arg1=i;
					try {
						Thread.sleep(1000);
					} catch (InterruptedException e) {
						// TODO Auto-generated catch block
						e.printStackTrace();
					}
					handler.sendMessage(message);
				}
			}
		}.start();
	}
}