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Displaying  Source Code(s)  
 

 
CARD LAYOUT

--------------------------------------------------------------------------------

Description : Not Specified

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
/*<applet code="CardLayoutManager" height=500 width=400 > </applet*/



public class CardLayoutManager extends JFrame
implements ItemListener {

// Object fields
private JPanel cardsPanel;
final static String BUTTONPANEL = "JPanel with JButtons";
final static String TEXTPANEL = "JPanel with JTextField";

/**
* Noarg constructor
*/
public CardLayoutManager() {

// ----------------------------
// Call super class constructor
// ----------------------------
super("CardLayout Manager Example");

// ----------------------------------------------------------------
// Get the frame's content pane. It is not neccessary to set the
// layout manager to BorderLayout (as I did below) since BorderLayout
// is the default for the frame's content pane.
// ----------------------------------------------------------------
Container contentPane = this.getContentPane();
contentPane.setLayout(new BorderLayout());

// --------------------------------------
// Put the JComboBox in a seperate JPanel
// --------------------------------------
JPanel comboBoxPanel = new JPanel();
String comboBoxItems[] = {BUTTONPANEL, TEXTPANEL};
JComboBox comboBox = new JComboBox(comboBoxItems);
comboBox.setEditable(false);
comboBox.addItemListener(this);
comboBoxPanel.add(comboBox);

// ---------------------------------------------------
// Add the JComboBox Panel to the frame's content pane
// ---------------------------------------------------
contentPane.add(comboBoxPanel, BorderLayout.NORTH);

// -----------------------------------------------------------------
// Make a JPanel for the cards. This panel will be visiable to other
// methods.
// -----------------------------------------------------------------
cardsPanel = new JPanel();
cardsPanel.setLayout(new CardLayout());

JPanel p1 = new JPanel();
p1.add(new JButton("Button 1"));
p1.add(new JButton("Button 2"));
p1.add(new JButton("Button 3"));

JPanel p2 = new JPanel();
p2.add(new JTextField("TextField", 20));

// --------------------------------------------------------------------
// Add all of the JPanel components you want to the stack. In our case,
// we created 2 JPanel components that will be added.
// --------------------------------------------------------------------
cardsPanel.add(p1, BUTTONPANEL);
cardsPanel.add(p2, TEXTPANEL);

// -----------------------------------------------
// Add the Cards Panel to the frame's content pane
// -----------------------------------------------
contentPane.add(cardsPanel, BorderLayout.CENTER);

// ------------------------------------------------------------
// Window listener to close application when Window gets closed
// ------------------------------------------------------------
this.addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {
System.exit(0);
}
});

}



public void itemStateChanged(ItemEvent evt) {
CardLayout cl = (CardLayout)(cardsPanel.getLayout());
cl.show(cardsPanel, (String)evt.getItem());
}


public static void main(String[] args) {
CardLayoutManager mainFrame = new CardLayoutManager();
mainFrame.pack();
mainFrame.setVisible(true);
}
}

 

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