source: src/main/java/genius/gui/MainPanel.java

package genius.gui;

import java.awt.BorderLayout;
import java.awt.Component;
import java.awt.Dimension;
import java.awt.Frame;
import java.awt.Toolkit;
import java.awt.event.MouseEvent;

import javax.swing.JFrame;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JScrollPane;
import javax.swing.JSplitPane;
import javax.swing.JTabbedPane;

import genius.gui.actions.AboutAction;
import genius.gui.actions.OpenManual;
import genius.gui.actions.Session;
import genius.gui.actions.Tournament;
import genius.gui.boaframework.BOARepositoryUI;
import genius.gui.boaparties.BoaPartiesPanel;
import genius.gui.domainrepository.DomainRepositoryUI;
import genius.gui.panels.tab.CloseTabbedPane;
import genius.gui.repository.PartyRepositoryUI;

/**
 * main application and main GUI panel.
 * 
 */
@SuppressWarnings("serial")
public class MainPanel extends JFrame implements GeniusAppInterface {

        private JTabbedPane repoArea = new JTabbedPane();
        private CloseTabbedPane editArea = new CloseTabbedPane();

        public MainPanel() {
                setLayout(new BorderLayout());
                
                // Fit nicely on smaller and bigger screens
                Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
                int prefx = 1280;
                int prefy = 1024;
                if (screenSize.getWidth() >= prefx && screenSize.getHeight() >= prefy)
                        setPreferredSize(new Dimension(prefx, prefy));
                else
                        setMinimumSize(new Dimension(600, 400));
                
                String version = getClass().getPackage().getImplementationVersion();
                if (version != null) // if the version is defined in the MANIFEST file,
                                                                // e.g. Genius is in a .jar
                        setTitle("GENIUS " + version);
                else
                        setTitle("GENIUS");
                JSplitPane splitpane = new JSplitPane(JSplitPane.HORIZONTAL_SPLIT,
                                repoArea, editArea);
                splitpane.setDividerLocation(300);

                add(splitpane, BorderLayout.CENTER);
                repoArea.addTab("Domains",
                                new JScrollPane(new DomainRepositoryUI(this)));
                repoArea.addTab("BOA Components",
                                new JScrollPane(new BOARepositoryUI(this)));
                repoArea.addTab("Parties", new PartyRepositoryUI());
                repoArea.addTab("Boa Parties", new BoaPartiesPanel());

                setJMenuBar(new MenuBar(this));

                editArea.addCloseListener((MouseEvent e, int overTabIndex) -> editArea
                                .remove(overTabIndex));
                setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        }

        /**
         * For testing
         */
        public static void main(String[] args) {
                MainPanel mainpanel = new MainPanel();

                mainpanel.pack();
                mainpanel.setVisible(true);

        }

        @Override
        public void addTab(String title, Component comp) {
                editArea.addTab(title, comp);
                editArea.setSelectedComponent(comp);
        }

        @Override
        public Frame getMainFrame() {
                return this;
        }
}

@SuppressWarnings("serial")
class MenuBar extends JMenuBar {
        private JMenu startMenu = new JMenu();
        private JMenu helpMenu = new JMenu();

        public MenuBar(GeniusAppInterface mainPanel) {
                startMenu.setText("Start");
                startMenu.add(new Session(mainPanel));
                startMenu.add(new Tournament(mainPanel));

                add(startMenu);

                helpMenu.setText("Help");
                helpMenu.add(new OpenManual());
                helpMenu.add(new AboutAction());
                add(helpMenu);
        }
}