StringItem Demo : StringItem « J2ME « Java

1. Java
2. J2ME
3. StringItem

StringItem Demo

//jad file (please verify the jar size)
/*
MIDlet-Name: StringItemExample
MIDlet-Version: 1.0
MIDlet-Vendor: MyCompany
MIDlet-Jar-URL: StringItemExample.jar
MIDlet-1: StringItemExample, , StringItemExample
MicroEdition-Configuration: CLDC-1.0
MicroEdition-Profile: MIDP-1.0
MIDlet-JAR-SIZE: 100

*/
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.lcdui.StringItem;
import javax.microedition.midlet.MIDlet;

public class StringItemExample extends MIDlet implements CommandListener {
  private Display display;

  private Form form = new Form("Quiz");

  private StringItem question = new StringItem("Question: ", "A question?");

  private Command giveup = new Command("Give Up", Command.SCREEN, 1);

  private Command exit = new Command("Exit", Command.EXIT, 1);

  public StringItemExample() {
    display = Display.getDisplay(this);
    form.addCommand(exit);
    form.addCommand(giveup);
    form.append(question);
    form.setCommandListener(this);
  }

  public void startApp() {
    display.setCurrent(form);
  }

  public void pauseApp() {
  }

  public void destroyApp(boolean unconditional) {
  }

  public void commandAction(Command command, Displayable displayable) {
    if (command == giveup) {
      question.setLabel("Answer: ");
      question.setText("ans.");
      form.removeCommand(giveup);
    } else if (command == exit) {
      destroyApp(false);
      notifyDestroyed();
    }
  }
}


           
       

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