/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is the Thunderbird Feature Configurator.
 *
 * The Initial Developer of the Original Code is
 * The Mozilla Foundation.
 * Portions created by the Initial Developer are Copyright (C) 2010
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Blake Winton <bwinton@latte.ca>
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

var gPrefBranch = Cc["@mozilla.org/preferences-service;1"]
                    .getService(Ci.nsIPrefBranch);

var folderPaneConfigurator = {
  __proto__: extensionConfigurator,

  extensionId: "extra-cols@jminta_gmail.com",
  extensionUrl: "https://addons.mozilla.org/downloads/latest/9716/addon-9716-latest.xpi?src=external-tbcom",

  /**
   * Should we show the strong message?  i.e. Did the user have this
   * feature enabled in their profile before migration?
   */
  shouldShowStrongMessage: function fp_shouldShowStrongMessage() {
      // If the user had shown folder pane columns, base it off of that.
      if (gPrefBranch.prefHasUserValue("mail.showFolderPaneColumns"))
        return gPrefBranch.getBoolPref("mail.showFolderPaneColumns");
      // Otherwise, don't show the strong message.
      return false;
  },
};
