Java Swing Tutorial - Java CardLayout.show(Container parent, String name)

Syntax

CardLayout.show(Container parent, String name) has the following syntax.

public void show(Container parent,  String name)

Example

In the following code shows how to use CardLayout.show(Container parent, String name) method.

//w  ww.jav  a 2  s  .co m
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.JPanel;

public class Main {

  public static void main(String[] args) {
    JFrame aWindow = new JFrame();
    aWindow.setSize(400, 400);
    aWindow.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    aWindow.add(new CardLayoutPanel());
    aWindow.setVisible(true);
  }
}

class CardLayoutPanel extends JPanel implements ActionListener {
  CardLayout card = new CardLayout(50, 50);

  public CardLayoutPanel() {
    setLayout(card);
    JButton button = new JButton("Press 1");
    button.addActionListener(this);
    card.addLayoutComponent(button, "1");
    add(button);    
    
    button = new JButton("Press 2");
    button.addActionListener(this);
    card.addLayoutComponent(button, "2");
    add(button);
    
    button = new JButton("Press 3");
    button.addActionListener(this);
    card.addLayoutComponent(button, "3");
    add(button);

    card.show(this, "2");
  }
  public void actionPerformed(ActionEvent e) {
    card.next(this);
  }
}