groupdemo3.java

金旭亮的java教案

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;

public class GroupDemo3 {

    static JFrame jframe = new JFrame("E-Commerce Application");

    public static void setupjframe() {
        jframe.setSize(400,400);
        jframe.setVisible(true);
        WindowListener l = new WindowAdapter() {
            public void windowClosing(WindowEvent e) {System.exit(0);}
        };
        jframe.addWindowListener(l);
    }

    public static void main(String[] args) {
        setupjframe();

        JPanel p1 = new JPanel();
        p1.setBorder(BorderFactory.createEmptyBorder(10, 10, 10, 10));
        p1.setLayout( new BoxLayout(p1, BoxLayout.Y_AXIS));
        JCheckBox jck1 = new JCheckBox("Downgrade dog to cat");
        JCheckBox jck2 = new JCheckBox("Upgrade bike to car");
        JCheckBox jck3 = new JCheckBox("Add speed package");
        p1.add( jck1 );
        p1.add( jck2 );
        p1.add( jck3 );

        JPanel p2 = new JPanel();
        p2.setBorder(BorderFactory.createEmptyBorder(14, 14, 14, 14));
        p2.setLayout( new BoxLayout(p2, BoxLayout.Y_AXIS));
        JButton jb1 = new JButton("place order");   p2.add( jb1 );
        // p2.add(Box.createVerticalGlue());
        p2.add(Box.createRigidArea(new Dimension(0, 15)));

        JButton jb2 = new JButton("cancel");    
        jb2.setMaximumSize( jb1.getPreferredSize() );
        p2.add( jb2 );

        JLabel jl = new JLabel(new ImageIcon( "bmw.jpg"));
        Container c2 = jframe.getContentPane();
        c2.add(jl, "Center");
        c2.add(p1, "West");
        c2.add(p2, "East");
        jframe.pack();

    }
}