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

public class Poslusa extends JFrame{
    JLabel lbl;
    JButton btn;
    int stevec = 0;
    public Poslusa () {
        setSize(300, 400);
        Poslusalec psl;
        psl = new Poslusalec();
        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[]){
        Poslusa pp = new Poslusa();
    }

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