import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

public class Poslusa1 extends JFrame{
    JLabel lbl;
    JButton btn;
    int stevec = 0;
    public Poslusa1() {
        setSize(300, 400);
        Poslusalec psl;
        psl = new Poslusalec(this);
        lbl = new JLabel("Ob pritisku na gumb se bo nekaj zgodilo!");
        add(lbl, BorderLayout.NORTH);
        btn = new JButton("Klikni me!");
        btn.addActionListener(psl);
        add(btn, BorderLayout.SOUTH);
        System.out.println("dsdaf");
        setVisible(true);
    } //Poslusa
    public static void main(String a[]){
        Poslusa1 pp = new Poslusa1();
    }
} //Poslusa

class Poslusalec implements ActionListener {
    Poslusa1 referenca;
    public Poslusalec(Poslusa1 r){
        referenca = r;
    }
    public void actionPerformed(ActionEvent e) {
        System.out.println("AKCIJA!!!");
        referenca.stevec++;
        referenca.lbl.setText("Kliknil sem: " + referenca.stevec + " krat.");
    } //actionPerformed
} //Poslusalec