CardLayoutDemo.java

//John Goulden
//CardLayout demo
//with student JPanel widgets

//Original version OCCC Spring 2015
//This     version OCCC Spring 2021

//CardLayout example based on code found at
//http://www.java-tips.org/java-se-tips/java.awt/how-to-use-awt-cardlayout.html

import java.awt.BorderLayout;
import java.awt.CardLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import java.util.Vector;

public class CardLayoutDemo extends JFrame {
 
 private int currentCard = 1;
 private JPanel cardPanel;
 private CardLayout cl;
 
 public CardLayoutDemo() {
     
     setTitle("Card Layout Example - Student JPanel Widgets");
     setSize(600, 600);
     cardPanel = new JPanel();
     cl = new CardLayout();
     cardPanel.setLayout(cl);

/////////////////////////////////////////////////////

     Vector<JPanel> jp  = new Vector<JPanel>();

////////////////////////////////////////////////////

     // SAMPLE

     // jp.add(new JDG_MusicPlayer());
     // jp.add(new JDG_EmployeeHourlyPayDemo());
     // jp.add(new JDG_ISSFinder());
     // jp.add(new JDG_GoogleMapsDemo());

///////////////////////////////////////////////////////

     // ADD WIDGETS HERE
     jp.add(new TTT_CurrencyConverter());
     jp.add(new TTT_TemperatureConverter());
     jp.add(new TTT_TicTacToe());
     jp.add(new TTT_DrawingTable());


///////////////////////////////////////////////////////

     for(int i = 0; i < jp.size(); i++){
        cardPanel.add(jp.get(i), (i+1)+"");
     }

//////////////////////////////////////////////////////

     JPanel buttonPanel = new JPanel();
     JButton firstBtn = new JButton("First");
     JButton nextBtn = new JButton("Next");
     JButton previousBtn = new JButton("Previous");
     JButton lastBtn = new JButton("Last");
     buttonPanel.add(firstBtn);
     buttonPanel.add(previousBtn);
     buttonPanel.add(nextBtn);
     buttonPanel.add(lastBtn);
     
     firstBtn.addActionListener(new ActionListener() {
         public void actionPerformed(ActionEvent arg0) {
             cl.first(cardPanel);
             currentCard = 1;
         }
     });
     
     lastBtn.addActionListener(new ActionListener() {
         public void actionPerformed(ActionEvent arg0) {
             cl.last(cardPanel);
             currentCard = jp.size();
         }
     });
     
     nextBtn.addActionListener(new ActionListener() {
         public void actionPerformed(ActionEvent arg0) {
             if (currentCard < jp.size()) {
                 currentCard += 1;
                 cl.show(cardPanel, "" + (currentCard));
             }
         }
     });
     
     previousBtn.addActionListener(new ActionListener() {
         public void actionPerformed(ActionEvent arg0) {
             if (currentCard > 1) {
                 currentCard -= 1;
                 cl.show(cardPanel, "" + (currentCard));
             }
         }
     });
     
     getContentPane().add(cardPanel, BorderLayout.NORTH);
     getContentPane().add(buttonPanel, BorderLayout.SOUTH);
 }

 public static void main(String[] args) {
     CardLayoutDemo cl = new CardLayoutDemo();
     cl.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
     cl.setVisible(true);
 }
}