/** Clears all the data previously entered in the form. */
  public void clear() {
    usernameField.setText("");
    displayNameField.setText("");
    passField.setText("");
    retypePassField.setText("");
    emailField.setText("");
    errorPane.setText("");

    remove(errorPane);
  }
  /**
   * Handles the <tt>ActionEvent</tt>. In order to change the status message with the new one calls
   * the <tt>PublishStatusMessageThread</tt>.
   *
   * @param e the event that notified us of the action
   */
  public void actionPerformed(ActionEvent e) {
    JButton button = (JButton) e.getSource();
    String name = button.getName();

    if (name.equals("ok")) {
      new PublishStatusMessageThread(messageTextField.getText()).start();
    }

    this.dispose();
  }
  /** Initializes the <tt>NewStatusMessageDialog</tt> by adding the buttons, fields, etc. */
  private void init() {
    JLabel messageLabel =
        new JLabel(GuiActivator.getResources().getI18NString("service.gui.NEW_STATUS_MESSAGE"));

    JPanel dataPanel = new TransparentPanel(new BorderLayout(5, 5));

    JTextArea infoArea =
        new JTextArea(GuiActivator.getResources().getI18NString("service.gui.STATUS_MESSAGE_INFO"));

    JLabel infoTitleLabel =
        new JLabel(GuiActivator.getResources().getI18NString("service.gui.NEW_STATUS_MESSAGE"));

    JPanel labelsPanel = new TransparentPanel(new GridLayout(0, 1));

    JButton okButton = new JButton(GuiActivator.getResources().getI18NString("service.gui.OK"));

    JPanel buttonsPanel = new TransparentPanel(new FlowLayout(FlowLayout.RIGHT));

    this.setTitle(GuiActivator.getResources().getI18NString("service.gui.NEW_STATUS_MESSAGE"));

    this.getRootPane().setDefaultButton(okButton);

    this.setPreferredSize(new Dimension(500, 200));

    infoArea.setEditable(false);
    infoArea.setLineWrap(true);
    infoArea.setWrapStyleWord(true);
    infoArea.setOpaque(false);

    dataPanel.add(messageLabel, BorderLayout.WEST);

    messageTextField.setText(presenceOpSet.getCurrentStatusMessage());
    dataPanel.add(messageTextField, BorderLayout.CENTER);

    infoTitleLabel.setHorizontalAlignment(JLabel.CENTER);
    infoTitleLabel.setFont(infoTitleLabel.getFont().deriveFont(Font.BOLD, 18.0f));

    labelsPanel.add(infoTitleLabel);
    labelsPanel.add(infoArea);
    labelsPanel.add(dataPanel);

    messagePanel = new TransparentPanel(new GridBagLayout());
    GridBagConstraints messagePanelConstraints = new GridBagConstraints();
    messagePanelConstraints.anchor = GridBagConstraints.NORTHWEST;
    messagePanelConstraints.fill = GridBagConstraints.NONE;
    messagePanelConstraints.gridx = 0;
    messagePanelConstraints.gridy = 0;
    messagePanelConstraints.insets = new Insets(5, 0, 5, 10);
    messagePanelConstraints.weightx = 0;
    messagePanelConstraints.weighty = 0;
    messagePanel.add(
        new ImageCanvas(ImageLoader.getImage(ImageLoader.RENAME_DIALOG_ICON)),
        messagePanelConstraints);

    messagePanelConstraints.anchor = GridBagConstraints.NORTH;
    messagePanelConstraints.fill = GridBagConstraints.HORIZONTAL;
    messagePanelConstraints.gridx = 1;
    messagePanelConstraints.insets = new Insets(0, 0, 0, 0);
    messagePanelConstraints.weightx = 1;
    messagePanel.add(labelsPanel, messagePanelConstraints);

    okButton.setName("ok");
    cancelButton.setName("cancel");

    okButton.setMnemonic(GuiActivator.getResources().getI18nMnemonic("service.gui.OK"));
    cancelButton.setMnemonic(GuiActivator.getResources().getI18nMnemonic("service.gui.CANCEL"));

    okButton.addActionListener(this);
    cancelButton.addActionListener(this);

    buttonsPanel.add(okButton);
    buttonsPanel.add(cancelButton);

    JPanel mainPanel = new TransparentPanel(new GridBagLayout());
    mainPanel.setBorder(BorderFactory.createEmptyBorder(5, 10, 0, 10));

    GridBagConstraints mainPanelConstraints = new GridBagConstraints();
    mainPanelConstraints.anchor = GridBagConstraints.NORTH;
    mainPanelConstraints.fill = GridBagConstraints.BOTH;
    mainPanelConstraints.gridx = 0;
    mainPanelConstraints.gridy = 0;
    mainPanelConstraints.weightx = 1;
    mainPanelConstraints.weighty = 1;
    mainPanel.add(messagePanel, mainPanelConstraints);

    mainPanelConstraints.anchor = GridBagConstraints.SOUTHEAST;
    mainPanelConstraints.fill = GridBagConstraints.NONE;
    mainPanelConstraints.gridy = 1;
    mainPanelConstraints.weightx = 0;
    mainPanelConstraints.weighty = 0;
    mainPanel.add(buttonsPanel, mainPanelConstraints);

    this.getContentPane().add(mainPanel);
  }
  /**
   * Creates this account on the server.
   *
   * @return the created account
   */
  public NewAccount createAccount() {
    // Check if the two passwords match.
    String pass1 = new String(passField.getPassword());
    String pass2 = new String(retypePassField.getPassword());
    if (!pass1.equals(pass2)) {
      showErrorMessage(
          IppiAccRegWizzActivator.getResources()
              .getI18NString("plugin.sipaccregwizz.NOT_SAME_PASSWORD"));

      return null;
    }

    NewAccount newAccount = null;
    try {
      StringBuilder registerLinkBuilder = new StringBuilder(registerLink);
      registerLinkBuilder
          .append(URLEncoder.encode("email", "UTF-8"))
          .append("=")
          .append(URLEncoder.encode(emailField.getText(), "UTF-8"))
          .append("&")
          .append(URLEncoder.encode("password", "UTF-8"))
          .append("=")
          .append(URLEncoder.encode(new String(passField.getPassword()), "UTF-8"))
          .append("&")
          .append(URLEncoder.encode("display_name", "UTF-8"))
          .append("=")
          .append(URLEncoder.encode(displayNameField.getText(), "UTF-8"))
          .append("&")
          .append(URLEncoder.encode("username", "UTF-8"))
          .append("=")
          .append(URLEncoder.encode(usernameField.getText(), "UTF-8"))
          .append("&")
          .append(URLEncoder.encode("user_agent", "UTF-8"))
          .append("=")
          .append(URLEncoder.encode("sip-communicator.org", "UTF-8"));

      URL url = new URL(registerLinkBuilder.toString());
      URLConnection conn = url.openConnection();

      // If this is not an http connection we have nothing to do here.
      if (!(conn instanceof HttpURLConnection)) {
        return null;
      }

      HttpURLConnection httpConn = (HttpURLConnection) conn;

      int responseCode = httpConn.getResponseCode();

      if (responseCode == HttpURLConnection.HTTP_OK) {
        // Read all the text returned by the server
        BufferedReader in = new BufferedReader(new InputStreamReader(conn.getInputStream()));
        String str;

        StringBuffer stringBuffer = new StringBuffer();
        while ((str = in.readLine()) != null) {
          stringBuffer.append(str);
        }

        if (logger.isInfoEnabled())
          logger.info("JSON response to create account request: " + stringBuffer.toString());

        newAccount = parseHttpResponse(stringBuffer.toString());
      }
    } catch (MalformedURLException e1) {
      if (logger.isInfoEnabled())
        logger.info("Failed to create URL with string: " + registerLink, e1);
    } catch (IOException e1) {
      if (logger.isInfoEnabled()) logger.info("Failed to open connection.", e1);
    }
    return newAccount;
  }