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

public class main extends MIDlet {
    private Form form;
    private Image image;
    private Display display;
    private Command next;
    private Command prev;
    private int slideNum;
    private int maxSlidenum = 5;

    public void startApp() {
        display = Display.getDisplay(this);
        try {
            image = Image.createImage("/1.png");
        }
        catch(IOException ioe) {
            ioe.printStackTrace();
        }
        form = new Form("Fredi");
        form.setCommandListener(this);
        Ticker t = new ticker("foto");
        form.setTicker(t);

        Command next = new Command("next", Command.OK, 1);
        form.addCommand(next);
        Command prev = new Command("back", Command.BACK, 1);
        form.addCommand(prev);
        form.append(image);
        display.setCurrent(form);
        public void CommandAction(Command c, displayable d) {
            if c == next && slideNum < maxSlidenum) 
            SlideNum++;
            if c == back && slideNum > 1
             SlideNum - ;
            form.delete(0);
            display.vibrate(10000000);
            SetImage("/" + Integer.toString(slideNum) + ".png");
        }
        public void SetImage(Stringpath) {
            try {
                image = Image.createImage(path);
            }
            catch(IOException ioe) {
                ioe.printStackTrace();
            }
            form.append(image);
        }
    }
    public void pauseApp() {}

    public void destroyApp(boolean f) {
        notifyDestroyed();
    }
}