desktopdemo.java

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/*
 * Copyright (c) 1995 - 2008 Sun Microsystems, Inc.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *   - Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *
 *   - Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 *
 *   - Neither the name of Sun Microsystems nor the names of its
 *     contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */ 

package misc;

/*
 * DesktopDemo.java
 *
 */

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


public class DesktopDemo extends JFrame {
    
    JButton btnLaunchApplication = new JButton("Launch Application");
    JButton btnLaunchBrowser = new JButton("Launch Browser");
    JButton btnLaunchEmail = new JButton();
    JRadioButton rbEdit = new JRadioButton("Edit");
    JRadioButton rbOpen = new JRadioButton("Open", true);
    JRadioButton rbPrint = new JRadioButton("Print");
    JTextField txtBrowserURI = new JTextField();
    JTextField txtMailTo = new JTextField();
    JTextField txtFile = new JTextField();
    ButtonGroup bgAppAction = new ButtonGroup();
    JLabel lblMailRecipient = new JLabel("E-mail:");
    JLabel lblBrowserUri = new JLabel("URI:");
    JLabel lblFile = new JLabel("File:");
    JButton btnFile = new JButton("...");
    JLabel emptyLabel = new JLabel(" ");
    JPanel conLeft = new JPanel();
    JPanel conCenter = new JPanel();
    JPanel conRight = new JPanel();
    JFileChooser fc = new JFileChooser();
    File file;
    
    private Desktop desktop;
    private Desktop.Action action = Desktop.Action.OPEN;
    
    
    /**
     * Creates new form DesktopDemo
     */
    public DesktopDemo() {
        // init all gui components
        initComponents();
        // disable buttons that launch browser, email client,
        // disable buttons that open, edit, print files
        disableActions();
        // before any Desktop APIs are used, first check whether the API is
        // supported by this particular VM on this particular host
        if (Desktop.isDesktopSupported()) {
            desktop = Desktop.getDesktop();
            // now enable buttons for actions that are supported.
            enableSupportedActions();
        }
        loadFrameIcon();
        setResizable(false);
    }
    
    public static void main(String args[]) {
        /* Use an appropriate Look and Feel */
        try {
            //UIManager.setLookAndFeel("com.sun.java.swing.plaf.windows.WindowsLookAndFeel");
            //UIManager.setLookAndFeel("com.sun.java.swing.plaf.gtk.GTKLookAndFeel");
            UIManager.setLookAndFeel("javax.swing.plaf.metal.MetalLookAndFeel");
        } catch (UnsupportedLookAndFeelException ex) {
            ex.printStackTrace();
        } catch (IllegalAccessException ex) {
            ex.printStackTrace();
        } catch (InstantiationException ex) {
            ex.printStackTrace();
        } catch (ClassNotFoundException ex) {
            ex.printStackTrace();
        }
        /* Turn off metal's use of bold fonts */
        UIManager.put("swing.boldMetal", Boolean.FALSE);
        //Schedule a job for the event-dispatching thread:
        //creating and showing this application's GUI.
        SwingUtilities.invokeLater(new Runnable() {
            public void run() {
                new DesktopDemo().setVisible(true);
            }
        });
    }
    
    /** Create and show components
     */
    private void initComponents() {
        
        setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
        setTitle("DesktopDemo");
        txtBrowserURI.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                onLaunchBrowser(null);
            }
        });
        
        btnLaunchBrowser.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent evt) {
                onLaunchBrowser(evt);
            }
        });
        
        
        txtMailTo.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                onLaunchMail(null);
            }
        });
        
        btnLaunchEmail.setText("Launch Mail");
        btnLaunchEmail.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent evt) {
                onLaunchMail(evt);
            }
        });
        
        
        txtFile.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                onLaunchDefaultApplication(null);
            }
        });
        
        rbOpen.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent evt) {
                onOpenAction(evt);
            }
        });
        
        
        rbEdit.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent evt) {
                onEditAction(evt);
            }
        });
        
        
        rbPrint.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent evt) {
                onPrintAction(evt);
            }
        });
        
        btnLaunchApplication.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent evt) {
                onLaunchDefaultApplication(evt);
            }
        });
        
        btnFile.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent evt) {
                onChooseFile(evt);
            }
        });
        
        Container conFrame = this.getContentPane();
        
        bgAppAction.add(rbOpen);
        bgAppAction.add(rbEdit);
        bgAppAction.add(rbPrint);
        
        // Components layouting
        
        GroupLayout layout = new GroupLayout(conFrame);
        conFrame.setLayout(layout);
        layout.setAutoCreateContainerGaps(true);
        layout.setAutoCreateGaps(true);
        
        GroupLayout.SequentialGroup majorHGroup = layout.createSequentialGroup();
        
        // Horizontal group
        
        GroupLayout.ParallelGroup lblHGroup =
                layout.createParallelGroup(GroupLayout.Alignment.LEADING);
        lblHGroup.addComponent(lblBrowserUri, GroupLayout.Alignment.TRAILING);
        lblHGroup.addComponent(lblMailRecipient, GroupLayout.Alignment.TRAILING);
        lblHGroup.addComponent(lblFile, GroupLayout.Alignment.TRAILING);
        
        GroupLayout.ParallelGroup txtFieldsHGroup =
                layout.createParallelGroup(GroupLayout.Alignment.LEADING);
        txtFieldsHGroup.addComponent(txtMailTo);
        txtFieldsHGroup.addComponent(txtBrowserURI);
        GroupLayout.SequentialGroup rbHGroup = layout.createSequentialGroup();
        rbHGroup.addComponent(rbOpen);
        rbHGroup.addComponent(rbEdit);
        rbHGroup.addComponent(rbPrint);
        txtFieldsHGroup.addGroup(rbHGroup);
        GroupLayout.SequentialGroup fileHGroup = layout.createSequentialGroup();
        fileHGroup.addComponent(txtFile);