/*
This file is part of the algoviz@vt collection of algorithm
visualizations.

This program is free software: you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation, either version 3
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this distribution. If not, see
<http://www.gnu.org/licenses/>.
*/


/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

import avl.*;
import splayTree.*;
import bst.*;

import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
/**
 *
 * @author Akash Jana
 */

import javax.swing.*;
import javax.swing.event.*;
import java.awt.*;
import java.awt.event.*;
public class Main extends JApplet {
 bst.TreeApplet panel1;
static avl.TreeApplet panel2;
 splayTree.TreeApplet panel3;
static JTabbedPane tabbedPane;
static Main main;
    public Main() {

        tabbedPane = new JTabbedPane();
        ImageIcon icon = createImageIcon("");
			panel1 = new bst.TreeApplet();
        tabbedPane.addTab("BST", icon, panel1,
                "");
        tabbedPane.setMnemonicAt(0, KeyEvent.VK_1);

        panel2 = new avl.TreeApplet();
        tabbedPane.addTab("AVL", icon, panel2,
                "");
        tabbedPane.setMnemonicAt(1, KeyEvent.VK_2);

        panel3 = new splayTree.TreeApplet();
        tabbedPane.addTab("Splay Tree", icon, panel3,
                "");
        tabbedPane.setMnemonicAt(2, KeyEvent.VK_3);

        //Add the tabbed pane to this panel.
        add(tabbedPane);
        tabbedPane.addChangeListener(new tabChangeListener());

        //The following line enables to use scrolling tabs.
        tabbedPane.setTabLayoutPolicy(JTabbedPane.SCROLL_TAB_LAYOUT);
    }

    public class tabChangeListener implements ChangeListener{

        public void stateChanged(ChangeEvent e) {
            int index=((JTabbedPane)e.getSource()).getSelectedIndex();
            
        }

    }


    protected JComponent makeTextPanel(String text) {
        JPanel panel = new JPanel(false);
        JLabel filler = new JLabel(text);
        filler.setHorizontalAlignment(JLabel.CENTER);
        panel.setLayout(new GridLayout(1, 1));
        panel.add(filler);
        return panel;
    }

    /** Returns an ImageIcon, or null if the path was invalid. */
    protected static ImageIcon createImageIcon(String path) {
        java.net.URL imgURL = Main.class.getResource(path);
        if (imgURL != null) {
            return new ImageIcon(imgURL);
        } else {
            System.err.println("Couldn't find file: " + path);
            return null;
        }
    }

    /**
     * Create the GUI and show it.  For thread safety,
     * this method should be invoked from
     * the event dispatch thread.
     */
    private static void createAndShowGUI() {
        //Create and set up the window.
        JFrame frame = new JFrame("");
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
			main=new Main();
        //Add content to the window.
        frame.add(main, BorderLayout.CENTER);

        //Display the window.
        frame.pack();
        frame.setVisible(true);
    }

    public static void main(String[] args) {
        //Schedule a job for the event dispatch thread:
        //creating and showing this application's GUI.
        SwingUtilities.invokeLater(new Runnable() {
            public void run() {
                //Turn off metal's use of bold fonts
		UIManager.put("swing.boldMetal", Boolean.FALSE);
		createAndShowGUI();
            }
        });
    }
}