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


public class ButtonFrame extends JFrame {
    private JTextField inputField = new JTextField(20);

    public ButtonFrame(String title){
        setTitle(title);
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

        LayoutManager layout = new FlowLayout();
        setLayout(new FlowLayout());

        JRadioButtonMenuItem svensk = new JRadioButtonMenuItem("Svensk");
        JRadioButtonMenuItem norsk = new JRadioButtonMenuItem("Norsk");

        JLabel label = new JLabel("Skriv inn nummer");
        JButton button = new JButton("Enter");
        add(svensk);
        add(norsk);
        add(label);
        add(inputField);
        add(button);
        ButtonListener buttonListener = new ButtonListener();
        button.addActionListener(buttonListener);
        pack();

    }
}

public class ButtonListener implements ActionListener {
    public void actionPerformed(ActionEvent happening) {
        String input = inputField.getText();
    }

}




public class TestValuta {
    public static void main(String[]args) {
        ButtonFrame mainframe = new ButtonFrame("Valuta");
        mainframe.setVisible(true);
    }
}