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

//import java.io.File;
//import javax.swing.*;
// import javax.swing.filechooser.*;



public class FileChooserDemo2 extends JFrame {
    static private String newline = "\n";

    public FileChooserDemo2() {
        super("FileChooserDemo2");

        //Create the log first, because the action listener
        //needs to refer to it.
        final JTextArea log = new JTextArea(5,20);
        log.setMargin(new Insets(5,5,5,5));
        log.setEditable(false);
        JScrollPane logScrollPane = new JScrollPane(log);

        JButton sendButton = new JButton("Attach...");
        sendButton.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                JFileChooser fc = new JFileChooser();
                fc.addChoosableFileFilter(new ImageFilter());
                fc.setFileView(new ImageFileView());
                fc.setAccessory(new ImagePreview(fc));

                int returnVal = fc.showDialog(FileChooserDemo2.this,
                                              "Attach");

                if (returnVal == JFileChooser.APPROVE_OPTION) {
                    File file = fc.getSelectedFile();
                    log.append("Attaching file: " + file.getName()
                               + "." + newline);
                } else {
                    log.append("Attachment cancelled by user." + newline);
                }
            }
        });

        Container contentPane = getContentPane();
        contentPane.add(sendButton, BorderLayout.NORTH);
        contentPane.add(logScrollPane, BorderLayout.CENTER);
    }

    public static void main(String[] args) {
        JFrame frame = new FileChooserDemo2();
        frame.addWindowListener(new WindowAdapter() {
            public void windowClosing(WindowEvent e) {
                System.exit(0);
            }
        });

        frame.pack();
        frame.setVisible(true);
    }
}

class ImageFilter extends javax.swing.filechooser.FileFilter {
    
    // Accept all directories and all gif, jpg, or tiff files.
    public boolean accept(File f) {
        if (f.isDirectory()) {
            return true;
        }

        String extension = Utils.getExtension(f);
	if (extension != null) {
            if (extension.equals(Utils.tiff) ||
                extension.equals(Utils.tif) ||
                extension.equals(Utils.gif) ||
                extension.equals(Utils.jpeg) ||
                extension.equals(Utils.jpg)) {
                    return true;
            } else {
                return false;
            }
    	}

        return false;
    }

    // The description of this filter
    public String getDescription() {
        return "Just Images";
    }
}

