source: src/main/java/genius/gui/boaparties/BoaComponentPanel.java

package genius.gui.boaparties;

import java.awt.BorderLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.List;

import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JTextField;
import javax.swing.event.TableModelEvent;
import javax.swing.event.TableModelListener;

import genius.core.boaframework.AcceptanceStrategy;
import genius.core.boaframework.BOA;
import genius.core.boaframework.BOAparameter;
import genius.core.boaframework.BoaType;
import genius.core.exceptions.InstantiateException;
import genius.core.repository.boa.BoaRepItem;
import genius.gui.renderer.RepItemListCellRenderer;

/**
 * Allows user to pick properties of a Boa Component. Contains a row with the
 * component (combobox) and a row with the settings (shows values as text and a
 * "Change" button)..
 * 
 * @param T
 *            the type of the BOA components
 */
@SuppressWarnings("serial")
public class BoaComponentPanel<T extends BOA> extends JPanel {

        public BoaComponentPanel(final BoaComponentModel<T> model, String title) {
                setLayout(new BorderLayout());
                add(new JLabel(title), BorderLayout.NORTH);
                JComboBox<BoaRepItem<T>> combo = new JComboBox<BoaRepItem<T>>(model.getComponentsListModel());
                combo.setRenderer(new RepItemListCellRenderer());
                add(combo, BorderLayout.CENTER);
                add(new BoaSettingsArea(model.getParameters()), BorderLayout.SOUTH);
        }

        /**
         * Simple test function
         * 
         * @param args
         * @throws InstantiateException
         * @throws InterruptedException
         */
        public static void main(String[] args) throws InstantiateException, InterruptedException {
                JFrame frame = new JFrame();
                frame.setLayout(new BorderLayout());

                BoaComponentModel<AcceptanceStrategy> model = new BoaComponentModel<>(BoaType.ACCEPTANCESTRATEGY);

                frame.getContentPane().add(new BoaComponentPanel<AcceptanceStrategy>(model, "test boa component panel"),
                                BorderLayout.CENTER);
                frame.pack();
                frame.setVisible(true);
        }

}

/**
 * The lower part of the panel: the settings as text, plus a change button.
 */
@SuppressWarnings("serial")
class BoaSettingsArea extends JPanel {
        private JTextField text = new JTextField();
        private JButton change = new JButton("Change");
        private BoaParametersModel model;

        public BoaSettingsArea(final BoaParametersModel model) {
                this.model = model;
                setLayout(new BorderLayout());
                text.setEditable(false);

                add(text, BorderLayout.CENTER);
                add(change, BorderLayout.EAST);

                // handle change button click
                change.addActionListener(new ActionListener() {
                        @Override
                        public void actionPerformed(ActionEvent e) {
                                BoaParametersPanel parampanel = new BoaParametersPanel(model);
                                int result = JOptionPane.showConfirmDialog(BoaSettingsArea.this, parampanel, "enter parameters",
                                                JOptionPane.OK_CANCEL_OPTION);
                                if (result == JOptionPane.OK_OPTION) {
                                        System.out.println("result=" + model);
                                }
                        }

                });

                // update when parameters change
                model.addTableModelListener(new TableModelListener() {
                        @Override
                        public void tableChanged(TableModelEvent e) {
                                update();
                        }
                });

                update();
        }

        private void update() {
                List<BOAparameter> setting = model.getSetting();
                text.setText(setting.toString());
                change.setEnabled(!setting.isEmpty());
        }

}