fitpolicydemo.java

J2ME手机游戏开发技术详解,适合初学者阅读使用

import javax.microedition.lcdui.*;
import javax.microedition.midlet.MIDlet;
public class FitPolicyDemo
    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 FitPolicyDemo() {
       display = Display.getDisplay(this);
       mainForm = new Form("Choice Group演示");
       String mLabel = "到度假胜地，住到预先订好的旅馆房间后，轻松地喘了口气，试着打开窗户时……可看到什么样的景色呢？";
       String[] stringArray = {
                "a可以看见旅馆的游泳池和人群",
                "b看到海边，还可以看见在那里玩的人们",
                "c可以看见远方有一座岛",
                "d窗外是广大的阳台，上面种着五颜六色的花草"
            };
       mChoiceGroup = new ChoiceGroup(mLabel,ChoiceGroup.EXCLUSIVE,stringArray,null);
       mChoiceGroup.setFitPolicy(Choice.TEXT_WRAP_ON);
       mainForm.append(mChoiceGroup);

       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() {
    }
}