helloworld.java

Java ME手机应用开发大全一书的配套光盘上的源码

package qdu.sun;
import javax.microedition.lcdui.*;
import javax.microedition.midlet.MIDlet;
public class HelloWorld extends MIDlet {
    Display display;
    public HelloWorld() {
        super();
        display = Display.getDisplay(this);
    }

    protected void startApp()
	{
          Form form = new Form("Hello World!");
          form.append("Welcome to J2ME world!");
          display.setCurrent(form);
    }
    protected void pauseApp() 
	{

    }
    protected void destroyApp(boolean arg0)
	{

    }

}