// this project contains a midlet a few commands

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

public class MoreCommand extends MIDlet implements CommandListener{

  // declare objects
  private Display display; // display object
  private Form Main; // Form
  private TextBox tbLoad; // text for upload and download
  private Command Exit;
  private Command Back;
  private Command ULoad;
  private Command DLoad;
  String s1 = "UPload"; // define a string
  String s2 = "DOWNload";

  // constructure
  public MoreCommand(){
    display = Display.getDisplay(this);
    // initiate commands
    Exit = new Command("Exit", Command.EXIT, 1);
    Back = new Command("Back", Command.BACK, 1);
    ULoad = new Command (s1, Command.SCREEN, 2);
    DLoad = new Command (s2, Command.SCREEN, 3);
    // create form - add commands - listen for events
    Main = new Form ("J2ME More Commands");
    Main.addCommand(Exit);
    Main.addCommand(ULoad);
    Main.addCommand(DLoad);
    Main.setCommandListener(this);
    // create textbox - add command - listen for events
    tbLoad = new TextBox("Process Info", "Upload/Download data", 30,0);
    tbLoad.addCommand(Back);
    tbLoad.setCommandListener(this);
  }
  // Start Midlet
  public void startApp(){
    display.setCurrent(Main);
  }
  public void pauseApp(){

  }
  public void destroyApp(boolean unconditional){

  }
  // process events
  public void commandAction(Command c, Displayable s){
    if (c == Exit){
      destroyApp(false);
      notifyDestroyed();
    }
    else if (c == ULoad || c == DLoad)
      display.setCurrent(tbLoad);
    else if (c == Back)
      display.setCurrent(Main);
  }
}