mymidlet.java

手机动态密码产生器

package com.cuilichen.usual;

import java.util.Hashtable;
import javax.microedition.lcdui.*;
import javax.microedition.midlet.*;


public abstract class MyMIDlet extends MIDlet implements CommandListener {
    protected Form alert;
    protected Displayable preAlert;
    protected Display display;

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

    public abstract void showAlert(int status, String reason, Displayable _preAlert);

    public void myExit() {
        try {
            destroyApp(false);
            notifyDestroyed();
        } catch(Exception e) {
            e.printStackTrace();
        } finally {
            notifyDestroyed();
        }
    }

    public abstract void show(Displayable d, Hashtable h);

    protected abstract void startApp() throws MIDletStateChangeException;

    protected abstract void pauseApp();

    protected abstract void destroyApp(boolean arg0) throws MIDletStateChangeException;

    public void commandAction(Command c, Displayable d) {
    }
}