Key Bindings Example

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

public class KeyBindingTest extends JPanel {
    public KeyBindingTest() {
        initializeKeyBinds();
    }

    void initializeKeyBinds() {
        Action timerAction = new DoAction();
        System.out.println("Here at initializeKeyBinds");
        InputMap im = getInputMap(WHEN_IN_FOCUSED_WINDOW);
        ActionMap am = getActionMap();
        im.put(KeyStroke.getKeyStroke(KeyEvent.VK_SPACE, 0), "SPACE");
        am.put("SPACE", timerAction);
    }

    static class DoAction extends AbstractAction {
        @Override
        public void actionPerformed(ActionEvent tf) {
            System.out.println("The Enter key has been pressed.");
            // scrambleButton.doClick();
        }
    }

    private static void createAndShowGui() {
        KeyBindingTest mainPanel = new KeyBindingTest();
        JFrame frame = new JFrame("KeyBindingTest");
        frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
        frame.getContentPane().add(mainPanel);
        frame.pack();
        frame.setLocationByPlatform(true);
        frame.setVisible(true);
    }

    public static void main(String[] args) {
        SwingUtilities.invokeLater(() -> createAndShowGui());
    }
}