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import javax.microedition.lcdui.Alert;
import javax.microedition.lcdui.AlertType;
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.Gauge;
import javax.microedition.midlet.MIDlet;
public class J2MEGaugeInteractive extends MIDlet implements CommandListener {
private Display display;
private Form form;
private Command exit;
private Command vote;
private Gauge gauge;
public J2MEGaugeInteractive() {
display = Display.getDisplay(this);
gauge = new Gauge("Rate the movie: ", true, 5, 1);
exit = new Command("Exit", Command.EXIT, 1);
vote = new Command("Vote", Command.SCREEN, 1);
form = new Form("");
form.addCommand(exit);
form.addCommand(vote);
form.append(gauge);
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 == exit) {
destroyApp(false);
notifyDestroyed();
} else if (command == vote) {
String msg = String.valueOf(gauge.getValue());
Alert alert = new Alert("Ranking", msg, null, null);
alert.setTimeout(Alert.FOREVER);
alert.setType(AlertType.INFO);
display.setCurrent(alert);
}
}
}
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