Mobile Programing (Tugas Java)

Listing Tugas Mobile Programing

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package newpackage;

import javax.microedition.lcdui.Command;

import javax.microedition.lcdui.CommandListener;

import javax.microedition.lcdui.Display;

import javax.microedition.lcdui.Displayable;

import javax.microedition.lcdui.Form;

import javax.microedition.midlet.*;

/**

* @author Rieza

*/

public class Rieza extends MIDlet implements CommandListener {

private Display disp;

private Form form1, form2, form3;

private Command cadBack, cadNext, cadExit;

public Rieza(){

disp=Display.getDisplay(this);

form1=new Form("Form 1");

form2=new Form("Form 2");

form3=new Form("Form 3");

cadBack= new Command("<<<",Command.BACK,1);

cadNext= new Command(">>>",Command.ITEM,1);

cadExit= new Command("EXIT",Command.EXIT,1);

form1.addCommand(cadNext);

form1.addCommand(cadExit);

form1.setCommandListener(this);

form2.addCommand(cadBack);

form2.addCommand(cadNext);

form2.setCommandListener(this);

form3.addCommand(cadBack);

form3.addCommand(cadExit);

form3.setCommandListener(this);

}

public void startApp() {

disp.setCurrent(form1);

}

public void pauseApp() {

}

public void destroyApp(boolean unconditional) {

notifyDestroyed();

}

public void commandAction(Command c, Displayable d) {

if(c==cadBack){

if(d==form2){

disp.setCurrent(form1);

}else if(d==form3){

disp.setCurrent(form2);

}

}else if(c==cadNext){

if(d==form1){

disp.setCurrent(form2);

}else if(d==form2){

disp.setCurrent(form3);

}

}else if(c==cadExit){

destroyApp(true);

}

}

}