主题：程序代码——DateField

import javax.microedition.lcdui.DateField;
import javax.microedition.lcdui.Display;
import javax.microedition.lcdui.Form;
import javax.microedition.lcdui.Item;
import javax.microedition.lcdui.ItemStateListener;
import javax.microedition.lcdui.TextField;
import javax.microedition.midlet.MIDlet;

public class Exec extends MIDlet implements ItemStateListener {
        private Display display;

        public Exec() {
                display = Display.getDisplay(this);
        }

        TextField name;
        TextField tel;
        TextField summary;
        DateField date;

        public void startApp() {
                Form f = new Form("TextField 测试");
                name = new TextField("姓名", "", 8, TextField.ANY);
                tel = new TextField("电话", "", 14, TextField.PHONENUMBER);
                summary = new TextField("总结", "", 60, TextField.UNEDITABLE);
                date = new DateField("安排时间", DateField.DATE_TIME);
                f.append(name);
                f.append(tel);
                f.append(summary);
                f.append(date);
                f.setItemStateListener(this);
                display.setCurrent(f);
        }

        public void itemStateChanged(Item item) {
                if (item == name) {
                        summary.setString("输入的姓名为：" + name.getString());
                } else if (item == tel) {
                        summary.setString("输入的电话为：" + tel.getString());
                } else if (item == date) {
                        summary.setString("输入的时间为：" + date.getDate());
                } else {
                        summary.setString("");
                }
        }

        public void pauseApp() {
        }

        public void destroyApp(boolean unconditional) {
        }
}