import javax.microedition.midlet.*;
import javax.microedition.lcdui.*;
public class LabelMIDlet extends MIDlet implements CommandListener
{
private Display display;
private Form form;
private StringItem item;
private Command next, exit;
public LabelMIDlet()
{
display = Display.getDisplay(this);
form = new Form(“Label Text”);
item = new StringItem(“UserId: “, “[email protected]”);
next = new Command(“Next”, Command.SCREEN, 1);
exit = new Command(“Exit”, Command.EXIT, 1);
form.addCommand(exit);
form.addCommand(next);
form.append(item);
form.setCommandListener(this);
}
public void startApp()
{
display.setCurrent(form);
}
public void pauseApp(){ }
public void destroyApp(boolean unconditional)
{
notifyDestroyed();
}
public void commandAction(Command c, Displayable s){
String label = c.getLabel();
if (label.equals(“Next”))
{
item.setLabel(“E-MAIL ID: “);
item.setText(“[email protected]”);
form.removeCommand(next);
}
else if (label.equals(“Exit”))
{
destroyApp(true);} }}
Output:-