Android 中 Timer的使用

核心提示：android中timer的应用.本示例中采用的是用timer来控制ProgressBar的响应.private Timer timer = new Timer(true);public void onCreate(Bundle savedInstanceState){super.onCreate(savedInsta

android中timer的应用.本示例中采用的是用timer来控制ProgressBar的响应.

private Timer timer = new Timer(true);

public void onCreate(Bundle savedInstanceState){

super.onCreate(savedInstanceState);

setContentView(R.layout.login);

mProgress = (ProgressBar) findViewById(R.id.progress_bar);

timer.schedule(task, 0,50); //50表示隔多少MS执行一次.而0是一直循环下去. 当然我这用的是progressbar.

}

TimerTask task = new TimerTask(){

android中timer的应用.本示例中采用的是用timer来控制ProgressBar的响应.

@Override

public void run() {

// TODO Auto-generated method stub

Message message = new Message();

message.what = 0;

progressvalue++;

handler.sendMessage(message);

}

};

Handler handler = new Handler(){

public void handleMessage(Message msg)

{

switch (msg.what)

{

case 0:

{

mProgress.setProgress(progressvalue);

}

break;

default:

break;

}

super.handleMessage(msg);

}

};