cURLing/src/ovh/alexisdelhaie/curling/windows/AddHeader.java

package ovh.alexisdelhaie.curling.windows;

import ovh.alexisdelhaie.curling.dataSet.HeaderModel;

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

public class AddHeader extends JDialog {

    public static String WINDOW_TITLE = "Ajouter une en-tête";

    private JPanel contentPane;
    private JButton buttonOK;
    private JButton buttonCancel;
    private JTextField keyField;
    private JTextField valueField;

    private HeaderModel result;

    public AddHeader() {
        setContentPane(contentPane);
        setModal(true);
        setTitle(WINDOW_TITLE);
        getRootPane().setDefaultButton(buttonOK);

        buttonOK.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                onOK();
            }
        });

        buttonCancel.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                onCancel();
            }
        });

        // call onCancel() when cross is clicked
        setDefaultCloseOperation(DO_NOTHING_ON_CLOSE);
        addWindowListener(new WindowAdapter() {
            public void windowClosing(WindowEvent e) {
                onCancel();
            }
        });

        // call onCancel() on ESCAPE
        contentPane.registerKeyboardAction(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                onCancel();
            }
        }, KeyStroke.getKeyStroke(KeyEvent.VK_ESCAPE, 0), JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT);
    }

    private void onOK() {
        if(!keyField.getText().isBlank() && !valueField.getText().isBlank()) {
            result = new HeaderModel(keyField.getText(), valueField.getText());
        }
        dispose();
    }

    private void onCancel() {
        dispose();
    }

    public HeaderModel getValue() {
        pack();
        setVisible(true);
        return result;
    }
}