package swing.tabbedpane;

import java.awt.BorderLayout;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import javax.swing.ButtonGroup;

import javax.swing.ImageIcon;

import javax.swing.JCheckBox;

import javax.swing.JFrame;

import javax.swing.JLabel;

import javax.swing.JPanel;

import javax.swing.JRadioButton;

import javax.swing.JTabbedPane;

import javax.swing.JToggleButton;

import javax.swing.SwingConstants;

import javax.swing.SwingUtilities;

import javax.swing.event.ChangeEvent;

import javax.swing.event.ChangeListener;

/*2015-7-12*/

public class TabbedPaneTest {

    public static void main(String[] args) {

        SwingUtilities.invokeLater(new Runnable() {

            @Override

            public void run() {

                JFrame frame = new TabbedPaneFrame();

                frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

                frame.setVisible(true);

                frame.setLocationRelativeTo(null);

            }

        });

    }

}

class TabbedPaneFrame extends JFrame {

    private static final long serialVersionUID = -7748936498904415868L;

    private static final int DEFAULT_WIDTH = 400;

    private static int DEFAULT_HEIGHT = 400;

    private JTabbedPane tabbedPane;

    public TabbedPaneFrame() {

        setTitle(getClass().getSimpleName());

        setSize(DEFAULT_WIDTH, DEFAULT_HEIGHT);

        tabbedPane = new JTabbedPane();

        ImageIcon icon = new ImageIcon(getClass().getResource("/swing/tabbedpane/blue-ball.gif").getPath());

        tabbedPane.addTab("Mercury", icon, null);

        tabbedPane.addTab("Venus", icon, null);

        tabbedPane.addTab("Earth", icon, null);

        tabbedPane.addTab("Mars", icon, null);

        tabbedPane.addTab("Jupiter", icon, null);

        tabbedPane.addTab("Saturn", icon, null);

        tabbedPane.addTab("Uranus", icon, null);

        tabbedPane.addTab("Neptune", icon, null);

        tabbedPane.addTab("Pluto", null, null);

        final int plutoIndex = tabbedPane.indexOfTab("Pluto");

        JPanel plutoPanel = new JPanel();

        plutoPanel.add(new JLabel("Pluto", icon, SwingConstants.LEADING));

        JToggleButton plutoCheckBox = new JCheckBox();

        plutoCheckBox.addActionListener(new ActionListener() {

            @Override

            public void actionPerformed(ActionEvent e) {

                tabbedPane.remove(plutoIndex);

            }

        });

        plutoPanel.add(plutoCheckBox);

        tabbedPane.setTabComponentAt(plutoIndex, plutoPanel);

        // add(tabbedPane, "Center");

        add(tabbedPane, BorderLayout.CENTER);

        tabbedPane.addChangeListener(new ChangeListener() {

            @Override

            public void stateChanged(ChangeEvent e) {

                if (tabbedPane.getSelectedComponent() == null) {

                    int n = tabbedPane.getSelectedIndex();

                    loadTab(n);

                }

            }

        });

        loadTab(0);

        JPanel buttonPanel = new JPanel();

        ButtonGroup buttonGroup = new ButtonGroup();

        JRadioButton wrapButton = new JRadioButton("Wrap tabs");

        wrapButton.addActionListener(new ActionListener() {

            @Override

            public void actionPerformed(ActionEvent e) {

                tabbedPane.setTabLayoutPolicy(JTabbedPane.WRAP_TAB_LAYOUT);

            }

        });

        buttonPanel.add(wrapButton);

        buttonGroup.add(wrapButton);

        wrapButton.setSelected(true);

        JRadioButton scrollButton = new JRadioButton("Scroll tabs");

        scrollButton.addActionListener(new ActionListener() {

            @Override

            public void actionPerformed(ActionEvent e) {

                tabbedPane.setTabLayoutPolicy(JTabbedPane.SCROLL_TAB_LAYOUT);

            }

        });

        buttonPanel.add(scrollButton);

        buttonGroup.add(scrollButton);

        add(buttonPanel, BorderLayout.SOUTH);

    }

    protected void loadTab(int n) {

        String title = tabbedPane.getTitleAt(n);

        String filePath = getClass().getResource("/swing/tabbedpane/" + title.toLowerCase() + ".png").getPath();

        ImageIcon planetIcon = new ImageIcon(filePath);

        tabbedPane.setComponentAt(n, new JLabel(planetIcon));

        tabbedPane.setIconAt(n, new ImageIcon(getClass().getResource("/swing/tabbedpane/red-ball.gif").getPath()));

    }

}