private void refreshPWLabel() {

    if (passwordMatch == null || passwordMatch.isDisposed()) return;
    byte[] password = COConfigurationManager.getByteParameter("Password", "".getBytes());
    COConfigurationManager.setParameter("Password enabled", false);
    if (password.length == 0) {
      passwordMatch.setText(MessageText.getString(LBLKEY_PREFIX + "passwordmatchnone"));
    } else {
      byte[] confirm = COConfigurationManager.getByteParameter("Password Confirm", "".getBytes());
      if (confirm.length == 0) {
        passwordMatch.setText(MessageText.getString(LBLKEY_PREFIX + "passwordmatchno"));
      } else {
        boolean same = true;
        for (int i = 0; i < password.length; i++) {
          if (password[i] != confirm[i]) same = false;
        }
        if (same) {
          passwordMatch.setText(MessageText.getString(LBLKEY_PREFIX + "passwordmatchyes"));
          COConfigurationManager.setParameter("Password enabled", true);
        } else {
          passwordMatch.setText(MessageText.getString(LBLKEY_PREFIX + "passwordmatchno"));
        }
      }
    }
  }
  public Composite configSectionCreate(final Composite parent) {
    GridData gridData;
    GridLayout layout;
    Label label;

    Composite cDisplay = new Composite(parent, SWT.NULL);

    gridData = new GridData(GridData.VERTICAL_ALIGN_FILL | GridData.HORIZONTAL_ALIGN_FILL);
    cDisplay.setLayoutData(gridData);
    layout = new GridLayout();
    layout.numColumns = 1;
    layout.marginWidth = 0;
    layout.marginHeight = 0;
    cDisplay.setLayout(layout);

    new BooleanParameter(cDisplay, "Open Details", LBLKEY_PREFIX + "opendetails");

    /** Old-style speed menus. */
    new BooleanParameter(cDisplay, "GUI_SWT_bOldSpeedMenu", LBLKEY_PREFIX + "use_old_speed_menus");

    Composite cBars = new Composite(cDisplay, SWT.NULL);
    layout = new GridLayout();
    layout.marginHeight = 0;
    layout.marginWidth = 0;
    layout.numColumns = 2;
    cBars.setLayout(layout);
    cBars.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

    new BooleanParameter(cBars, "Open Bar Incomplete", LBLKEY_PREFIX + "openbar.incomplete");
    new BooleanParameter(cBars, "Open Bar Complete", LBLKEY_PREFIX + "openbar.complete");
    new BooleanParameter(
        cDisplay,
        "Remember transfer bar location",
        LBLKEY_PREFIX + "transferbar.remember_location");

    if (!Constants.isOSX || SWT.getVersion() >= 3300) {

      BooleanParameter est =
          new BooleanParameter(cDisplay, "Enable System Tray", KEY_PREFIX + "enabletray");

      BooleanParameter ctt =
          new BooleanParameter(cDisplay, "Close To Tray", LBLKEY_PREFIX + "closetotray");
      BooleanParameter mtt =
          new BooleanParameter(cDisplay, "Minimize To Tray", LBLKEY_PREFIX + "minimizetotray");

      est.setAdditionalActionPerformer(new ChangeSelectionActionPerformer(ctt.getControls()));
      est.setAdditionalActionPerformer(new ChangeSelectionActionPerformer(mtt.getControls()));
    }

    /** Default download / upload limits available in the UI. */
    Group limit_group = new Group(cDisplay, SWT.NULL);
    Messages.setLanguageText(limit_group, LBLKEY_PREFIX + "set_ui_transfer_speeds");
    layout = new GridLayout();
    limit_group.setLayout(layout);
    limit_group.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

    Label limit_group_label = new Label(limit_group, SWT.WRAP);
    limit_group_label.setLayoutData(Utils.getWrappableLabelGridData(1, GridData.GRAB_HORIZONTAL));
    Messages.setLanguageText(
        limit_group_label, LBLKEY_PREFIX + "set_ui_transfer_speeds.description");

    String[] limit_types = new String[] {"download", "upload"};
    final String limit_type_prefix = "config.ui.speed.partitions.manual.";
    for (int i = 0; i < limit_types.length; i++) {
      final BooleanParameter bp =
          new BooleanParameter(
              limit_group,
              limit_type_prefix + limit_types[i] + ".enabled",
              false,
              LBLKEY_PREFIX + "set_ui_transfer_speeds.description." + limit_types[i]);
      final StringParameter sp =
          new StringParameter(limit_group, limit_type_prefix + limit_types[i] + ".values", "");
      IAdditionalActionPerformer iaap =
          new GenericActionPerformer(new Control[] {}) {
            public void performAction() {
              sp.getControl().setEnabled(bp.isSelected());
            }
          };

      gridData = new GridData();
      gridData.widthHint = 150;
      sp.setLayoutData(gridData);
      iaap.performAction();
      bp.setAdditionalActionPerformer(iaap);
    }

    new BooleanParameter(cDisplay, "Send Version Info", LBLKEY_PREFIX + "allowSendVersion");

    Composite cArea = new Composite(cDisplay, SWT.NULL);
    layout = new GridLayout();
    layout.marginHeight = 0;
    layout.marginWidth = 0;
    layout.numColumns = 2;
    cArea.setLayout(layout);
    cArea.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

    new LinkLabel(
        cArea,
        LBLKEY_PREFIX + "version.info.link",
        "http://www.azureuswiki.com/index.php/Version.azureusplatform.com");

    if (!Constants.isOSX) {

      BooleanParameter confirm =
          new BooleanParameter(
              cArea, "confirmationOnExit", "ConfigView.section.style.confirmationOnExit");
      gridData = new GridData();
      gridData.horizontalSpan = 2;
      confirm.setLayoutData(gridData);
    }

    cArea = new Composite(cDisplay, SWT.NULL);
    layout = new GridLayout();
    layout.marginHeight = 0;
    layout.marginWidth = 0;
    layout.numColumns = 2;
    cArea.setLayout(layout);
    cArea.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

    // config torrent removal

    BooleanParameter confirm_removal =
        new BooleanParameter(
            cArea, "confirm_torrent_removal", KEY_PREFIX + "confirm_torrent_removal");
    gridData = new GridData();
    gridData.horizontalSpan = 2;
    confirm_removal.setLayoutData(gridData);

    // clear remembered decisions

    final Label clear_label = new Label(cArea, SWT.NULL);
    Messages.setLanguageText(clear_label, KEY_PREFIX + "cleardecisions");

    final Button clear_decisions = new Button(cArea, SWT.PUSH);
    Messages.setLanguageText(clear_decisions, KEY_PREFIX + "cleardecisionsbutton");

    clear_decisions.addListener(
        SWT.Selection,
        new Listener() {
          public void handleEvent(Event event) {

            COConfigurationManager.setParameter("MessageBoxWindow.decisions", new HashMap());
          }
        });

    final Label clear_tracker_label = new Label(cArea, SWT.NULL);
    Messages.setLanguageText(clear_tracker_label, KEY_PREFIX + "cleartrackers");

    final Button clear_tracker_button = new Button(cArea, SWT.PUSH);
    Messages.setLanguageText(clear_tracker_button, KEY_PREFIX + "cleartrackersbutton");

    clear_tracker_button.addListener(
        SWT.Selection,
        new Listener() {
          public void handleEvent(Event event) {
            TrackersUtil.getInstance().clearAllTrackers(true);
          }
        });

    final Label clear_save_path_label = new Label(cArea, SWT.NULL);
    Messages.setLanguageText(clear_save_path_label, KEY_PREFIX + "clearsavepaths");

    final Button clear_save_path_button = new Button(cArea, SWT.PUSH);
    Messages.setLanguageText(clear_save_path_button, KEY_PREFIX + "clearsavepathsbutton");

    clear_save_path_button.addListener(
        SWT.Selection,
        new Listener() {
          public void handleEvent(Event event) {
            COConfigurationManager.setParameter("saveTo_list", new StringListImpl());
          }
        });

    decisions_parameter_listener =
        new ParameterListener() {
          public void parameterChanged(String parameterName) {
            if (clear_decisions.isDisposed()) {

              // tidy up from previous incarnations

              COConfigurationManager.removeParameterListener("MessageBoxWindow.decisions", this);

            } else {

              boolean enabled =
                  COConfigurationManager.getMapParameter(
                              "MessageBoxWindow.decisions", new HashMap())
                          .size()
                      > 0;

              clear_label.setEnabled(enabled);
              clear_decisions.setEnabled(enabled);
            }
          }
        };

    decisions_parameter_listener.parameterChanged(null);

    COConfigurationManager.addParameterListener(
        "MessageBoxWindow.decisions", decisions_parameter_listener);

    // password

    label = new Label(cArea, SWT.NULL);
    Messages.setLanguageText(label, LBLKEY_PREFIX + "password");

    gridData = new GridData();
    gridData.widthHint = 150;
    PasswordParameter pw1 = new PasswordParameter(cArea, "Password");
    pw1.setLayoutData(gridData);
    Text t1 = (Text) pw1.getControl();

    // password confirm

    label = new Label(cArea, SWT.NULL);
    Messages.setLanguageText(label, LBLKEY_PREFIX + "passwordconfirm");
    gridData = new GridData();
    gridData.widthHint = 150;
    PasswordParameter pw2 = new PasswordParameter(cArea, "Password Confirm");
    pw2.setLayoutData(gridData);
    Text t2 = (Text) pw2.getControl();

    // password activated

    label = new Label(cArea, SWT.NULL);
    Messages.setLanguageText(label, LBLKEY_PREFIX + "passwordmatch");
    passwordMatch = new Label(cArea, SWT.NULL);
    gridData = new GridData();
    gridData.widthHint = 150;
    passwordMatch.setLayoutData(gridData);
    refreshPWLabel();

    t1.addModifyListener(
        new ModifyListener() {
          public void modifyText(ModifyEvent e) {
            refreshPWLabel();
          }
        });
    t2.addModifyListener(
        new ModifyListener() {
          public void modifyText(ModifyEvent e) {
            refreshPWLabel();
          }
        });

    // drag-drop

    label = new Label(cArea, SWT.NULL);
    Messages.setLanguageText(label, "ConfigView.section.style.dropdiraction");

    String[] drop_options = {
      "ConfigView.section.style.dropdiraction.opentorrents",
      "ConfigView.section.style.dropdiraction.sharefolder",
      "ConfigView.section.style.dropdiraction.sharefoldercontents",
      "ConfigView.section.style.dropdiraction.sharefoldercontentsrecursive",
    };

    String dropLabels[] = new String[drop_options.length];
    String dropValues[] = new String[drop_options.length];
    for (int i = 0; i < drop_options.length; i++) {

      dropLabels[i] = MessageText.getString(drop_options[i]);
      dropValues[i] = "" + i;
    }
    new StringListParameter(cArea, "config.style.dropdiraction", dropLabels, dropValues);

    // reset associations

    final PlatformManager platform = PlatformManagerFactory.getPlatformManager();

    if (platform.hasCapability(PlatformManagerCapabilities.RegisterFileAssociations)) {

      Composite cResetAssoc = new Composite(cArea, SWT.NULL);
      layout = new GridLayout();
      layout.marginHeight = 0;
      layout.marginWidth = 0;
      layout.numColumns = 2;
      cResetAssoc.setLayout(layout);
      cResetAssoc.setLayoutData(new GridData());

      label = new Label(cResetAssoc, SWT.NULL);
      Messages.setLanguageText(label, KEY_PREFIX + "resetassoc");

      Button reset = new Button(cResetAssoc, SWT.PUSH);
      Messages.setLanguageText(reset, KEY_PREFIX + "resetassocbutton"); // $NON-NLS-1$

      reset.addListener(
          SWT.Selection,
          new Listener() {
            public void handleEvent(Event event) {

              try {
                platform.registerApplication();

              } catch (PlatformManagerException e) {

                Logger.log(
                    new LogAlert(LogAlert.UNREPEATABLE, "Failed to register application", e));
              }
            }
          });

      new BooleanParameter(cArea, "config.interface.checkassoc", KEY_PREFIX + "checkassoc");
    }

    return cDisplay;
  }