Android学习笔记(五) handler(2)

    private Button end; 
     
    OnClickListener start_listen = null; 
    @Override 
    public void onCreate(Bundle savedInstanceState) { 
        super.onCreate(savedInstanceState); 
        setContentView(R.layout.main); 
         
        start = (Button)findViewById(R.id.start); 
        end = (Button)findViewById(R.id.end); 
         
        start_listen = (new OnClickListener(){ 
             
            @Override 
            public void onClick(View v) { 
                // TODO Auto-generated method stub 
                //调用handler的post方法，将要执行的线程对象加到队列当中 
                handler.post(updateThread); 
            } 
             
        }); 
             
 
        start.setOnClickListener(start_listen); 
         
        OnClickListener end_listen = (new OnClickListener() { 
             
            @Override 
            public void onClick(View arg0) { 
                // TODO Auto-generated method stub 
                handler.removeCallbacks(updateThread); 
                 
            } 
        }); 
        end.setOnClickListener(end_listen);