Application: gvSIG desktop

    DocumentListener {

    /**

    private static final long serialVersionUID = -6580729307001414868L;

    protected DefaultSwingInstallerManager swingInstallerManager = null;

    private JRadioButton fileRadioButton;

    private ButtonGroup buttonGroup;

    private JPanel northPanel;

    private FileTextField selectFileText;

    private JRadioButton standardRadioButton;

    private JComboBox downloadURL;

    private JRadioButton urlRadioButton;

    private final List<URL> defaultDownloadURL;

    public SelectBundlesPanel(List<URL> defaultDownloadURL) {

        super();

        this.defaultDownloadURL = defaultDownloadURL;

        swingInstallerManager =

            (DefaultSwingInstallerManager) SwingInstallerLocator

                .getSwingInstallerManager();

        initComponents();

        initListeners();

        // Standard installation mode is selected by default

        standardRadioButton.setSelected(true);

    }

    private void initListeners() {

        standardRadioButton.addItemListener(this);

        fileRadioButton.addItemListener(this);

        urlRadioButton.addItemListener(this);

        Object obj = selectFileText.getComponent(0);

        if ((obj != null) && (obj instanceof JTextField)) {

            ((JTextField) obj).getDocument().addDocumentListener(this);

        }

//        urlText.getDocument().addDocumentListener(this);

    }

    private void initComponents() {

        java.awt.GridBagConstraints gridBagConstraints;

        northPanel = new JPanel();

        standardRadioButton = new JRadioButton();

        fileRadioButton = new JRadioButton();

        urlRadioButton = new JRadioButton();

        selectFileText = new FileTextField();

        selectFileText.setFileFilter(new FileFilter() {

            private String packageExt =

                swingInstallerManager.getInstallerManager()

                    .getDefaultPackageFileExtension();

            private String packageSetExt =

                swingInstallerManager.getInstallerManager()

                    .getDefaultPackageSetFileExtension();

            private String indexSetExt =

                swingInstallerManager.getInstallerManager()

                    .getDefaultIndexSetFileExtension();

            @Override

            public String getDescription() {

                return "gvSIG packags and package and index sets (*." + packageExt

                    + ", *." + packageSetExt + ", *." + indexSetExt + ")";

            }

            @Override

            public boolean accept(File file) {

                if (file.isFile()) {

                    String name = file.getName().toLowerCase();

                    return name.endsWith(packageExt)

                        || name.endsWith(packageSetExt)

                        || name.endsWith(indexSetExt);

                }

                return true;

            }

            @Override

            public String getDefaultExtension() {

                return packageSetExt;

            }

        });

//        MouseListener l = new MouseListener() {

//

//            public void mouseClicked(MouseEvent e) {

//                System.out.println("Here I am");

//                urlRadioButton.setSelected(true);

//            }

//

//            public void mouseEntered(MouseEvent e) {}

//            public void mouseExited(MouseEvent e) {}

//            public void mousePressed(MouseEvent e) {}

//            public void mouseReleased(MouseEvent e) {}

//        };

        downloadURL = new JComboBox();

        downloadURL.setEditable(true);

        if (defaultDownloadURL != null) {

        	for (int i=0; i<defaultDownloadURL.size(); i++){

        }

//        downloadURL.addMouseListener(l);

        buttonGroup = new ButtonGroup();

        buttonGroup.add(standardRadioButton);

        buttonGroup.add(fileRadioButton);

        buttonGroup.add(urlRadioButton);

        setLayout(new BorderLayout());

        northPanel.setLayout(new GridBagLayout());

        standardRadioButton.setText(swingInstallerManager

            .getText("standard_installation"));

        gridBagConstraints = new GridBagConstraints();

        gridBagConstraints.anchor = GridBagConstraints.WEST;

        gridBagConstraints.insets = new Insets(2, 2, 2, 2);

        northPanel.add(standardRadioButton, gridBagConstraints);

        fileRadioButton.setText(swingInstallerManager

            .getText("installation_from_file"));

        gridBagConstraints = new GridBagConstraints();

        gridBagConstraints.gridx = 0;

        gridBagConstraints.gridy = 1;

        gridBagConstraints.anchor = GridBagConstraints.WEST;

        gridBagConstraints.insets = new Insets(2, 2, 2, 2);

        northPanel.add(fileRadioButton, gridBagConstraints);

        gridBagConstraints = new GridBagConstraints();

        gridBagConstraints.gridx = 0;

        gridBagConstraints.gridy = 2;

        gridBagConstraints.fill = GridBagConstraints.HORIZONTAL;

        gridBagConstraints.weightx = 1.0;

        gridBagConstraints.insets = new Insets(2, 20, 2, 2);

        northPanel.add(selectFileText, gridBagConstraints);

        urlRadioButton.setText(swingInstallerManager

            .getText("installation_from_url"));

        gridBagConstraints = new GridBagConstraints();

        gridBagConstraints.gridx = 0;

        gridBagConstraints.gridy = 3;

        gridBagConstraints.anchor = GridBagConstraints.WEST;

        gridBagConstraints.insets = new Insets(2, 2, 2, 2);

        northPanel.add(urlRadioButton, gridBagConstraints);

        gridBagConstraints = new GridBagConstraints();

        gridBagConstraints.gridx = 0;

        gridBagConstraints.gridy = 4;

        gridBagConstraints.fill = GridBagConstraints.HORIZONTAL;

        gridBagConstraints.weightx = 1.0;

        gridBagConstraints.insets = new Insets(2, 20, 2, 2);

        northPanel.add(downloadURL, gridBagConstraints);

        add(northPanel, java.awt.BorderLayout.NORTH);

    }

    public void itemStateChanged(ItemEvent e) {

        selectFileText.setEnabled(fileRadioButton.isSelected());

        checkNextButtonEnabled();

    }

    protected File getSelectedFile() {

        return selectFileText.getSelectedFile();

    }

    protected URL getSelectedURL() throws MalformedURLException {

        if (downloadURL.getSelectedItem() instanceof URL) {

            return (URL)downloadURL.getSelectedItem();    

        } 

        return new URL(downloadURL.getSelectedItem().toString());

    }

    protected boolean isStandardSelected() {

        return standardRadioButton.isSelected();

    }

    protected boolean isFileSelected() {

        return fileRadioButton.isSelected();

    }

    protected boolean isURLSelected() {

        return urlRadioButton.isSelected();

    }

    protected boolean isNextButtonEnabled() {

        if (isStandardSelected()) {

            return true;

        }

        if (isFileSelected()) {

            File file = selectFileText.getSelectedFile();

            if (file == null) {

                return false;

            }

            return file.exists();

        }

        if (isURLSelected()) {

            try {

                getSelectedURL();

                return true;

            } catch (MalformedURLException e) {

                return false;

            }

        }

        return false;

    }

    protected void checkNextButtonEnabled() {

    }

    public void changedUpdate(DocumentEvent e) {

        checkNextButtonEnabled();

    }

    public void insertUpdate(DocumentEvent e) {

        checkNextButtonEnabled();

    }

    public void removeUpdate(DocumentEvent e) {

        checkNextButtonEnabled();

    }