midlet5.java

这是郭克华老师的J2ME视频的源代码

package prj11_1;

import java.util.Date;
import java.util.Timer;
import java.util.TimerTask;

import javax.microedition.lcdui.Display;
import javax.microedition.lcdui.Form;
import javax.microedition.midlet.MIDletStateChangeException;

public class MIDlet5 extends javax.microedition.midlet.MIDlet {
	private Form frm = new Form("");
	private Display dis;
	
	protected void startApp() throws MIDletStateChangeException {
		dis = Display.getDisplay(this);
		dis.setCurrent(frm);		
		Timer timer = new Timer();
		timer.schedule(new Task(), new Date(),1000);
	}

	protected void destroyApp(boolean arg0) throws MIDletStateChangeException {
		// TODO Auto-generated method stub

	}

	protected void pauseApp() {
		// TODO Auto-generated method stub

	}

	class Task extends TimerTask{
		public void run(){
			Date d = new Date();
			frm.setTitle(d.toString());
			try{
				Thread.currentThread().sleep(1000);
			}catch(Exception ex){}

		}
	}

}