choicegroupmidlet.java

<j2me 开发精解> 詹建光著 里所有的源码。对J2me的开发相当有帮助

package com.j2medev.sample.chapter3;

import javax.microedition.midlet.*;
import javax.microedition.lcdui.*;

public class ChoiceGroupMidlet extends MIDlet {
    
    private Form form = new Form("UIDemo");
    private Display display = null;
    
    public void startApp() {
        if(display==null) {
            display = Display.getDisplay(this);
                ChoiceGroup cg1 = new ChoiceGroup("优秀网站", Choice.EXCLUSIVE, new String[] {"java.net","J2ME开发网", "SUN中国技术社区"}, null);
                ChoiceGroup cg2 = new ChoiceGroup("编程语言", Choice.MULTIPLE, new String[] {"Java", "C++", "VB"}, null);
                ChoiceGroup cg3 = new ChoiceGroup("Java技术", Choice.POPUP, new String[] {"J2SE", "J2EE", "J2ME"}, null);
            form.append(cg1);
            form.append(cg2);
            form.append(cg3);
        }
        display.setCurrent(form);
    }
    
    public void pauseApp() {
    }
    
    public void destroyApp(boolean unconditional) {
    }
}