customitemexample.java

《J2ME Game Programming》随书光盘源代码

import javax.microedition.lcdui.*;
import javax.microedition.midlet.*;

public class CustomItemExample extends MIDlet implements CommandListener
{
   private Form form;

   public CustomItemExample()
   {
      form = new Form("A Custom Item");
      form.append(new SmileyItem("Smile"));
      form.addCommand(new Command("Exit", Command.EXIT, 0));
      form.setCommandListener(this);
   }

   public void startApp()
   {
      Display.getDisplay(this).setCurrent(form);
   }

   public void pauseApp()
   {
   }

   public void destroyApp(boolean unconditional)
   {
   }

   public void commandAction(Command c, Displayable s)
   {
      if (c.getCommandType() == Command.EXIT)
         notifyDestroyed();
   }

}