ChoiceGroup Demo

package com.huqianhao.j2me.ch5;

import javax.microedition.lcdui.Choice;
import javax.microedition.lcdui.ChoiceGroup;
import javax.microedition.lcdui.Display;
import javax.microedition.lcdui.Form;
import javax.microedition.midlet.MIDlet;
import javax.microedition.midlet.MIDletStateChangeException;

public class ChoiceGroupDemo extends MIDlet {

private Form form = new Form("ChoiceGroup Demo");
private Display display;
ChoiceGroup cg1 = new ChoiceGroup("性别(单选)：", ChoiceGroup.EXCLUSIVE);
ChoiceGroup cg2 = new ChoiceGroup("性别（下拉）：", ChoiceGroup.POPUP);
ChoiceGroup cg3 = new ChoiceGroup("兴趣爱好（多选）：", Choice.MULTIPLE);

public ChoiceGroupDemo() {
}

protected void startApp() throws MIDletStateChangeException {
display = Display.getDisplay(this);
display.setCurrent(form);

form.append(cg1);
cg1.append("男", null);
cg1.append("女", null);
form.append(cg2);
cg2.append("男", null);
cg2.append("女", null);
form.append(cg3);
cg3.append("打球", null);
cg3.append("看书", null);
cg3.append("上网", null);

}

protected void destroyApp(boolean arg0) throws MIDletStateChangeException {

}

protected void pauseApp() {

}
}