DesktopDemo.java Source code

Introduction

Here is the source code for DesktopDemo.java

Source

import java.awt.Desktop;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.net.URI;

import javax.swing.JFileChooser;
import javax.swing.JFrame;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;

public class DesktopDemo {
    static Desktop desktop;

    public static void main(String[] args) {

        if (Desktop.isDesktopSupported()) {
            desktop = Desktop.getDesktop();
        } else {
            System.out.println("Desktop class is not supported");
            System.exit(1);
        }
        JMenuItem openItem = new JMenuItem("Open");
        JMenuItem editItem = new JMenuItem("Edit");
        JMenuItem printItem = new JMenuItem("Print");
        JMenuItem browseToItem = new JMenuItem("Go to www.java2s.com");
        JMenuItem mailToItem = new JMenuItem("Email to a@java.com");
        JMenu fileMenu = new JMenu("File");
        JMenu mailMenu = new JMenu("Email");
        JMenu browseMenu = new JMenu("Browser");

        openItem.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                JFileChooser chooser = new JFileChooser();
                if (chooser.showOpenDialog(null) == JFileChooser.APPROVE_OPTION) {
                    try {
                        desktop.open(chooser.getSelectedFile().getAbsoluteFile());
                    } catch (Exception ex) {
                        ex.printStackTrace();
                    }
                }
            }
        });
        fileMenu.add(openItem);

        editItem.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                JFileChooser chooser = new JFileChooser();
                if (chooser.showOpenDialog(null) == JFileChooser.APPROVE_OPTION) {
                    try {
                        desktop.edit(chooser.getSelectedFile().getAbsoluteFile());
                    } catch (Exception ex) {
                        ex.printStackTrace();
                    }
                }
            }
        });
        fileMenu.add(editItem);

        printItem.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                JFileChooser chooser = new JFileChooser();
                if (chooser.showOpenDialog(null) == JFileChooser.APPROVE_OPTION) {
                    try {
                        desktop.print(chooser.getSelectedFile().getAbsoluteFile());
                    } catch (Exception ex) {
                        ex.printStackTrace();
                    }
                }
            }
        });
        fileMenu.add(printItem);

        browseToItem.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                try {
                    URI browseURI = new URI("www.java2s.com");
                    desktop.browse(browseURI);
                } catch (Exception ex) {
                    System.out.println(ex.getMessage());
                }
            }
        });
        browseMenu.add(browseToItem);

        mailToItem.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                try {
                    URI mailURI = new URI("mailto:support@java.com");
                    desktop.mail(mailURI);
                } catch (Exception ex) {
                    System.out.println(ex.getMessage());
                }
            }
        });
        mailMenu.add(mailToItem);

        JMenuBar jMenuBar = new JMenuBar();
        jMenuBar.add(fileMenu);
        jMenuBar.add(browseMenu);
        jMenuBar.add(mailMenu);

        JFrame frame = new JFrame();
        frame.setTitle("Desktop Helper Applications");
        frame.setSize(300, 100);
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.setJMenuBar(jMenuBar);
        frame.setVisible(true);

    }
}