listdouble.java

由于想一次上传成功 所以将二个教程打包成了一个 这些例子几乎包含了所有java的框架集合

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

/*
<APPLET
    CODE=listdouble.class
    WIDTH=300
    HEIGHT=200 >
</APPLET>
*/

public class listdouble extends JApplet implements MouseListener
{
    public void init() 
    {
        Container contentPane = getContentPane();

        String[] items = {"Item 1", "Item 2", "Item 3", "Item 4", 
                        "Item 5", "Item 6", "Item 7", "Item 8", 
                        "Item 9", "Item 10", "Item 11", "Item 12"};

        JList list = new JList(items);

        contentPane.setLayout(new FlowLayout());

        contentPane.add(new JScrollPane(list));

        list.addMouseListener(this);
    }
    
    public void mouseClicked(MouseEvent e) 
    {
        JList jlist = (JList)e.getSource();
        int index = jlist.locationToIndex(e.getPoint());
        String i = (String)jlist.getSelectedValue();
        String outString = new String("Number of clicks for item " + 
        //++index + ": " + e.getClickCount());
        i + ": " + e.getClickCount());

        showStatus(outString);
    }

    public void mouseEntered(MouseEvent e) {}
    public void mouseExited(MouseEvent e) {}
    public void mousePressed(MouseEvent e) {}
    public void mouseReleased(MouseEvent e) {}
}