source: src/main/java/weka/clusterers/forMetisMQI/util/GraphsFrame.java @ 24

package weka.clusterers.forMetisMQI.util;

import java.awt.CardLayout;
import java.awt.Rectangle;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JPanel;

public class GraphsFrame extends JFrame {

        /**
         * 
         */
        private static final long serialVersionUID = 1L;
        
        private static GraphsFrame instance = null;

        private int numberOfPanels = 0;

        private JPanel graphPanel = null;
        private JPanel buttonPanel = null;
        private JButton nextButton = null;
        private JButton prevButton = null;
        
        public static GraphsFrame instance() {
                if(instance == null) {
                        instance = new GraphsFrame("Graphs Frame");
                }
                return instance;
        }
        
        private GraphsFrame() {
                
        }

        private GraphsFrame(String name) {
                super(name);
                setBounds(new Rectangle(800, 700));
                setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);


                graphPanel = new JPanel();
                graphPanel.setName("graphPanel");
                graphPanel.setBounds(0,40,800, 660);
                graphPanel.setLayout(new CardLayout());
                getContentPane().add(graphPanel);

                buttonPanel = new JPanel();
                nextButton = new JButton(">>");

                nextButton.addActionListener(new ActionListener() {
                        @Override
                        public void actionPerformed(ActionEvent e) {
                                CardLayout c = (CardLayout) graphPanel.getLayout();
                                c.next(graphPanel);
                        }
                });
                prevButton = new JButton("<<");
                prevButton.addActionListener(new ActionListener() {
                        @Override
                        public void actionPerformed(ActionEvent e) {
                                CardLayout c = (CardLayout) graphPanel.getLayout();
                                c.previous(graphPanel);
                        }
                });
                buttonPanel.setBounds(0, 0, 800, 40);
                buttonPanel.add(prevButton);
                buttonPanel.add(nextButton);
                getContentPane().add(buttonPanel);
        }

        public void addPanel(JPanel panel) {
                graphPanel.add(panel, Integer.toString(numberOfPanels));
                numberOfPanels++;
        }
}