!747

!actionListener {

!x619 // CenteredLine

m {

  static S input = "";

  static S description = "?";

  static boolean ok;

  static JFrame frame;

  static JTextField textField;

  static Runnable onOK, onCancel;

  p {

    JButton btnOK = new JButton("OK");

    btnOK.addActionListener(actionListener { ok(); });

    JButton btnCancel = new JButton("Cancel");

    btnCancel.addActionListener(actionListener { cancel(); });

    JPanel panel = topToBottomPanel();

    textField = new JTextField(input);

    panel.add(new JLabel(description, JLabel.CENTER));

    panel.add(textField);

    textField.addActionListener(actionListener { ok(); });

    panel.add(new CenteredLine(btnOK, btnCancel));

    frame = new JFrame("Input | " + description);

    handleEscapeKey(frame);

    KeyStroke stroke = KeyStroke.getKeyStroke(KeyEvent.VK_ESCAPE, 0);

    frame.getRootPane().registerKeyboardAction(actionListener {

      cancel();

    }, stroke, JComponent.WHEN_IN_FOCUSED_WINDOW);

    frame.add(panel);

    frame.setBounds(200, 300, 400, 250);

    frame.setVisible(true);

    //exitOnFrameClose(frame); // unless _noExit is set

  }

  static void ok() {

    ok = true;

    input = textField.getText();

    print("OK: " + quote(input));

    frame.dispose();

    if (onOK != null) onOK.run();

  }

  static void cancel() {

    if (ok) return;

    input = textField.getText();

    print("Cancel with " + quote(input));

    frame.dispose();

    if (onCancel != null) onCancel.run();

  }

}