J2ME

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Java

POPUPChoiceGroupDemo.java：源码内容

							import javax.microedition.lcdui.*;
import javax.microedition.midlet.MIDlet;
public class POPUPChoiceGroupDemo
    extends MIDlet implements CommandListener {
    private final static Command CMD_EXIT = new Command("Exit", Command.EXIT, 1);
    private Display display;
    private ChoiceGroup mChoiceGroup;
    private Form mainForm;
    public POPUPChoiceGroupDemo() {
       display = Display.getDisplay(this);
       mainForm = new Form("Choice Group演示");
       Image[] imageArray = null;
       try {
                Image star = Image.createImage("/star.png");
                imageArray = new Image[] { star, star, star, star, star, star};
       } catch (java.io.IOException err) {
       }
       String[] stringArray = {
                "红心大战","空当接龙","三维弹球","蜘蛛纸牌","翻转棋","扫雷"
      };
       mChoiceGroup = new ChoiceGroup("选择游戏项目",ChoiceGroup.POPUP,stringArray,imageArray);
       mainForm.append(mChoiceGroup);
       
       /*mainForm.append(
       new ChoiceGroup("选择游戏项目",
                       ChoiceGroup.POPUP,
                       new String[]{"红心大战","空当接龙","三维弹球","蜘蛛纸牌","翻转棋","扫雷"},
                       null));*/
       mainForm.addCommand(CMD_EXIT);
       mainForm.setCommandListener(this);
    }
    protected void startApp() {        
        display.setCurrent(mainForm);
    }
    public void commandAction(Command c, Displayable d) {
        if (c == CMD_EXIT) {
            destroyApp(false);
            notifyDestroyed();
        }
    }
    protected void destroyApp(boolean unconditional) {
    }
    protected void pauseApp() {
    }
}

						