public void actionPerformed(ActionEvent e) {
   if (e.getSource() == enableDefaultEncryption) {
     loadStates();
   } else if (e.getSource() == cmdExpandAdvancedSettings) {
     pnlAdvancedSettings.setVisible(!pnlAdvancedSettings.isVisible());
   }
 }
  /**
   * Shows/hides the security panel.
   *
   * @param isVisible <tt>true</tt> to show the security panel, <tt>false</tt> to hide it
   */
  public void setSecurityPanelVisible(final boolean isVisible) {
    if (!SwingUtilities.isEventDispatchThread()) {
      SwingUtilities.invokeLater(
          new Runnable() {
            public void run() {
              setSecurityPanelVisible(isVisible);
            }
          });
      return;
    }

    final JFrame callFrame = callRenderer.getCallContainer().getCallWindow().getFrame();

    final JPanel glassPane = (JPanel) callFrame.getGlassPane();

    if (!isVisible) {
      // Need to hide the security panel explicitly in order to keep the
      // fade effect.
      securityPanel.setVisible(false);
      glassPane.setVisible(false);
      glassPane.removeAll();
    } else {
      glassPane.setLayout(null);
      glassPane.addMouseListener(
          new MouseListener() {
            public void mouseClicked(MouseEvent e) {
              redispatchMouseEvent(glassPane, e);
            }

            public void mouseEntered(MouseEvent e) {
              redispatchMouseEvent(glassPane, e);
            }

            public void mouseExited(MouseEvent e) {
              redispatchMouseEvent(glassPane, e);
            }

            public void mousePressed(MouseEvent e) {
              redispatchMouseEvent(glassPane, e);
            }

            public void mouseReleased(MouseEvent e) {
              redispatchMouseEvent(glassPane, e);
            }
          });

      Point securityLabelPoint = securityStatusLabel.getLocation();

      Point newPoint =
          SwingUtilities.convertPoint(
              securityStatusLabel.getParent(),
              securityLabelPoint.x,
              securityLabelPoint.y,
              callFrame);

      securityPanel.setBeginPoint(new Point((int) newPoint.getX() + 15, 0));
      securityPanel.setBounds(0, (int) newPoint.getY() - 5, this.getWidth(), 130);

      glassPane.add(securityPanel);
      // Need to show the security panel explicitly in order to keep the
      // fade effect.
      securityPanel.setVisible(true);
      glassPane.setVisible(true);

      glassPane.addComponentListener(
          new ComponentAdapter() {
            /** Invoked when the component's size changes. */
            @Override
            public void componentResized(ComponentEvent e) {
              if (glassPane.isVisible()) {
                glassPane.setVisible(false);
                callFrame.removeComponentListener(this);
              }
            }
          });
    }
  }
  private void initComponents() {
    setLayout(new BorderLayout());
    final JPanel mainPanel = new TransparentPanel();
    add(mainPanel, BorderLayout.NORTH);

    mainPanel.setLayout(new GridBagLayout());
    GridBagConstraints c = new GridBagConstraints();
    c.gridx = 0;
    c.gridy = 0;
    c.weightx = 1;
    c.anchor = GridBagConstraints.LINE_START;
    c.fill = GridBagConstraints.HORIZONTAL;

    // general encryption option
    enableDefaultEncryption =
        new SIPCommCheckBox(
            UtilActivator.getResources()
                .getI18NString("plugin.sipaccregwizz.ENABLE_DEFAULT_ENCRYPTION"),
            regform.isDefaultEncryption());
    enableDefaultEncryption.addActionListener(this);
    mainPanel.add(enableDefaultEncryption, c);

    // warning message and button to show advanced options
    JLabel lblWarning = new JLabel();
    lblWarning.setBorder(new EmptyBorder(10, 5, 10, 0));
    lblWarning.setText(
        UtilActivator.getResources()
            .getI18NString(
                "plugin.sipaccregwizz.SECURITY_WARNING",
                new String[] {
                  UtilActivator.getResources().getSettingsString("service.gui.APPLICATION_NAME")
                }));
    c.gridy++;
    mainPanel.add(lblWarning, c);

    cmdExpandAdvancedSettings = new JLabel();
    cmdExpandAdvancedSettings.setBorder(new EmptyBorder(0, 5, 0, 0));
    cmdExpandAdvancedSettings.setIcon(
        UtilActivator.getResources().getImage("service.gui.icons.RIGHT_ARROW_ICON"));
    cmdExpandAdvancedSettings.setText(
        UtilActivator.getResources().getI18NString("plugin.sipaccregwizz.SHOW_ADVANCED"));
    cmdExpandAdvancedSettings.addMouseListener(
        new MouseAdapter() {
          @Override
          public void mouseClicked(MouseEvent e) {
            cmdExpandAdvancedSettings.setIcon(
                UtilActivator.getResources()
                    .getImage(
                        pnlAdvancedSettings.isVisible()
                            ? "service.gui.icons.RIGHT_ARROW_ICON"
                            : "service.gui.icons.DOWN_ARROW_ICON"));

            pnlAdvancedSettings.setVisible(!pnlAdvancedSettings.isVisible());

            pnlAdvancedSettings.revalidate();
          }
        });
    c.gridy++;
    mainPanel.add(cmdExpandAdvancedSettings, c);

    pnlAdvancedSettings = new TransparentPanel();
    pnlAdvancedSettings.setLayout(new GridBagLayout());
    pnlAdvancedSettings.setVisible(false);
    c.gridy++;
    mainPanel.add(pnlAdvancedSettings, c);

    c = new GridBagConstraints();
    c.gridx = 0;
    c.gridy = 0;
    c.gridwidth = 2;
    c.gridheight = 1;
    c.anchor = GridBagConstraints.LINE_START;
    c.fill = GridBagConstraints.HORIZONTAL;
    pnlAdvancedSettings.add(new JSeparator(), c);

    // Encryption protcol preferences.
    JLabel lblEncryptionProtocolPreferences = new JLabel();
    lblEncryptionProtocolPreferences.setText(
        UtilActivator.getResources()
            .getI18NString("plugin.sipaccregwizz.ENCRYPTION_PROTOCOL_PREFERENCES"));
    c.gridy++;
    pnlAdvancedSettings.add(lblEncryptionProtocolPreferences, c);

    int nbEncryptionProtocols = ENCRYPTION_PROTOCOLS.length;
    String[] encryptions = new String[nbEncryptionProtocols];
    boolean[] selectedEncryptions = new boolean[nbEncryptionProtocols];

    this.encryptionConfigurationTableModel =
        new EncryptionConfigurationTableModel(encryptions, selectedEncryptions);
    loadEncryptionProtocols(new HashMap<String, Integer>(), new HashMap<String, Boolean>());
    this.encryptionProtocolPreferences =
        new PriorityTable(this.encryptionConfigurationTableModel, 60);
    this.encryptionConfigurationTableModel.addTableModelListener(this);
    c.gridy++;
    pnlAdvancedSettings.add(this.encryptionProtocolPreferences, c);

    // ZRTP
    JLabel lblZrtpOption = new JLabel();
    lblZrtpOption.setBorder(new EmptyBorder(5, 5, 5, 0));
    lblZrtpOption.setText(
        UtilActivator.getResources().getI18NString("plugin.sipaccregwizz.ZRTP_OPTION"));
    c.gridx = 0;
    c.gridy++;
    c.gridwidth = 1;
    pnlAdvancedSettings.add(lblZrtpOption, c);
    c.gridx = 1;
    pnlAdvancedSettings.add(new JSeparator(), c);

    enableSipZrtpAttribute =
        new SIPCommCheckBox(
            UtilActivator.getResources()
                .getI18NString("plugin.sipaccregwizz.ENABLE_SIPZRTP_ATTRIBUTE"),
            regform.isSipZrtpAttribute());
    c.gridx = 0;
    c.gridy++;
    c.gridwidth = 2;
    pnlAdvancedSettings.add(enableSipZrtpAttribute, c);

    // SDES
    JLabel lblSDesOption = new JLabel();
    lblSDesOption.setBorder(new EmptyBorder(5, 5, 5, 0));
    lblSDesOption.setText(
        UtilActivator.getResources().getI18NString("plugin.sipaccregwizz.SDES_OPTION"));
    c.gridx = 0;
    c.gridy++;
    c.gridwidth = 1;
    pnlAdvancedSettings.add(lblSDesOption, c);
    c.gridx = 1;
    pnlAdvancedSettings.add(new JSeparator(), c);

    JLabel lblCipherInfo = new JLabel();
    lblCipherInfo.setText(
        UtilActivator.getResources().getI18NString("plugin.sipaccregwizz.CIPHER_SUITES"));
    c.gridx = 0;
    c.gridy++;
    c.gridwidth = 2;
    pnlAdvancedSettings.add(lblCipherInfo, c);

    cipherModel = new CipherTableModel(regform.getSDesCipherSuites());
    tabCiphers = new JTable(cipherModel);
    tabCiphers.setShowGrid(false);
    tabCiphers.setTableHeader(null);
    TableColumnModel tableColumnModel = tabCiphers.getColumnModel();
    TableColumn tableColumn = tableColumnModel.getColumn(0);
    tableColumn.setMaxWidth(tableColumn.getMinWidth());
    JScrollPane scrollPane = new JScrollPane(tabCiphers);
    scrollPane.setPreferredSize(new Dimension(tabCiphers.getWidth(), 100));
    c.gridy++;
    pnlAdvancedSettings.add(scrollPane, c);

    // SAVP selection
    c.gridx = 0;
    c.gridwidth = 1;
    JLabel lblSavpOption = new JLabel();
    lblSavpOption.setBorder(new EmptyBorder(5, 5, 5, 0));
    lblSavpOption.setText(
        UtilActivator.getResources().getI18NString("plugin.sipaccregwizz.SAVP_OPTION"));
    if (this.displaySavpOtions) {
      c.gridy++;
      pnlAdvancedSettings.add(lblSavpOption, c);
    }
    c.gridx = 1;
    if (this.displaySavpOtions) {
      pnlAdvancedSettings.add(new JSeparator(), c);
    }

    cboSavpOption =
        new JComboBox(new SavpOption[] {new SavpOption(0), new SavpOption(1), new SavpOption(2)});
    c.gridx = 0;
    c.gridwidth = 2;
    c.insets = new Insets(0, 20, 0, 0);
    if (this.displaySavpOtions) {
      c.gridy++;
      pnlAdvancedSettings.add(cboSavpOption, c);
    }
  }