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

public class View {
    private Kontroller kontroller;
    private JButton økButton, resetButton;
    private JLabel verdiLabel, ledeTekst;
    private JFrame vindu;
    private JPanel panel;

    public void init(Kontroller k) {
        kontroller = k;
        vindu = new JFrame("Teller");
        panel = new JPanel();
        vindu.add(panel);
        vindu.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        vindu.setPreferredSize(new Dimension(300, 100));

        økButton = new JButton(" +1 ");
        økButton.addActionListener(new ØkTeller());

        resetButton = new JButton("Nullstill");
        resetButton.addActionListener(new NullstillTeller());

        verdiLabel = new JLabel("  ");
        ledeTekst = new JLabel("Verdi: ");

        panel.add(ledeTekst);
        panel.add(verdiLabel);
        panel.add(økButton);
        panel.add(resetButton);

        vindu.pack();
        vindu.setLocationRelativeTo(null);
        vindu.setVisible(true);
    }

    public void oppdaterVerdi(int t) {
        verdiLabel.setText(((Integer) t).toString());
    }

    class ØkTeller implements ActionListener {
        @Override
        public void actionPerformed(ActionEvent e) {
            kontroller.økTeller();
        }
    }

    class NullstillTeller implements ActionListener {
        @Override
        public void actionPerformed(ActionEvent e) {
            kontroller.nullstillTeller();
        }
    }
}