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Text File  |  2012-06-08  |  3KB  |  73 lines
  1. /*
  2.  *=BEGIN SONGBIRD GPL
  3.  *
  4.  * This file is part of the Songbird web player.
  5.  *
  6.  * Copyright(c) 2005-2010 POTI, Inc.
  7.  * http://www.songbirdnest.com
  8.  *
  9.  * This file may be licensed under the terms of of the
  10.  * GNU General Public License Version 2 (the ``GPL'').
  11.  *
  12.  * Software distributed under the License is distributed
  13.  * on an ``AS IS'' basis, WITHOUT WARRANTY OF ANY KIND, either
  14.  * express or implied. See the GPL for the specific language
  15.  * governing rights and limitations.
  16.  *
  17.  * You should have received a copy of the GPL along with this
  18.  * program. If not, go to http://www.gnu.org/licenses/gpl.html
  19.  * or write to the Free Software Foundation, Inc.,
  20.  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  21.  *
  22.  *=END SONGBIRD GPL
  23.  */
  24.  
  25. /**
  26.  * \file  PlayQueueUtils.jsm
  27.  * \brief Javascript utilities for the play queue.
  28.  */
  29.  
  30. EXPORTED_SYMBOLS = [ "PlayQueueUtils" ];
  31.  
  32. const Cc = Components.classes;
  33. const Ci = Components.interfaces;
  34. const Cu = Components.utils;
  35.  
  36. Cu.import("resource://app/jsmodules/sbLibraryUtils.jsm");
  37. Cu.import("resource://gre/modules/XPCOMUtils.jsm");
  38.  
  39. var PlayQueueUtils = {
  40.   // Open the play queue display pane
  41.   openPlayQueue: function PlayQueueUtils_openPlayQueue() {
  42.     var paneMgr = Cc["@songbirdnest.com/Songbird/DisplayPane/Manager;1"]
  43.                     .getService(Ci.sbIDisplayPaneManager);
  44.     var contentInfo = Cc["@songbirdnest.com/Songbird/playqueue/contentInfo;1"]
  45.                         .createInstance(Ci.sbIDisplayPaneContentInfo);
  46.     paneMgr.showPane(contentInfo.contentUrl);
  47.   },
  48.  
  49.   /* Initiates playback from the play queue.
  50.    * aIndex is optional.  If specified play will begin in the playqueue at
  51.    * that index.  If aIndex is not specified play will begin at the index
  52.    * specified by playQueueService.index
  53.    */
  54.   play: function PlayQueueUtils_play(aIndex /* optional */) {
  55.  
  56.     if (typeof(aIndex) == "undefined")
  57.     {
  58.       var playQueueService = Cc["@songbirdnest.com/Songbird/playqueue/service;1"]
  59.                                .getService(Ci.sbIPlayQueueService);
  60.       aIndex = playQueueService.index;
  61.     }
  62.     var sequencer = Cc["@songbirdnest.com/Songbird/Mediacore/Manager;1"]
  63.                       .getService(Ci.sbIMediacoreManager).sequencer;
  64.     sequencer.playView(PlayQueueUtils.view, aIndex, true);
  65.   }
  66. }
  67.  
  68. XPCOMUtils.defineLazyGetter(PlayQueueUtils, "view", function() {
  69.   var playQueueService = Cc["@songbirdnest.com/Songbird/playqueue/service;1"]
  70.                          .getService(Ci.sbIPlayQueueService);
  71.   return LibraryUtils.createStandardMediaListView(playQueueService.mediaList);
  72. });
  73.