C++ CFileItemPtr::IsPlayList方法代码示例

// \brief Synchonize the fileitems with the playlistplayer
// It recreated the playlist of the playlistplayer based
// on the fileitems of the window
void CGUIMediaWindow::UpdateFileList()
{
  int nItem = m_viewControl.GetSelectedItem();
  CStdString strSelected;
  if (nItem >= 0)
    strSelected = m_vecItems->Get(nItem)->m_strPath;

  FormatAndSort(*m_vecItems);
  UpdateButtons();

  m_viewControl.SetItems(*m_vecItems);
  m_viewControl.SetSelectedItem(strSelected);

  //  set the currently playing item as selected, if its in this directory
  if (m_guiState.get() && m_guiState->IsCurrentPlaylistDirectory(m_vecItems->m_strPath))
  {
    int iPlaylist=m_guiState->GetPlaylist();
    int nSong = g_playlistPlayer.GetCurrentSong();
    CFileItem playlistItem;
    if (nSong > -1 && iPlaylist > -1)
      playlistItem=*g_playlistPlayer.GetPlaylist(iPlaylist)[nSong];

    g_playlistPlayer.ClearPlaylist(iPlaylist);
    g_playlistPlayer.Reset();

    for (int i = 0; i < m_vecItems->Size(); i++)
    {
      CFileItemPtr pItem = m_vecItems->Get(i);
      if (pItem->m_bIsFolder)
        continue;

      if (!pItem->IsPlayList() && !pItem->IsZIP() && !pItem->IsRAR())
        g_playlistPlayer.Add(iPlaylist, pItem);

      if (pItem->m_strPath == playlistItem.m_strPath &&
          pItem->m_lStartOffset == playlistItem.m_lStartOffset)
        g_playlistPlayer.SetCurrentSong(g_playlistPlayer.GetPlaylist(iPlaylist).size() - 1);
    }
  }
}

INFO_RET CMusicInfoScanner::ScanTags(const CFileItemList& items, CFileItemList& scannedItems)
{
  vector<string> regexps = g_advancedSettings.m_audioExcludeFromScanRegExps;

  for (int i = 0; i < items.Size(); ++i)
  {
    if (m_bStop)
      return INFO_CANCELLED;

    CFileItemPtr pItem = items[i];

    if (CUtil::ExcludeFileOrFolder(pItem->GetPath(), regexps))
      continue;

    if (pItem->m_bIsFolder || pItem->IsPlayList() || pItem->IsPicture() || pItem->IsLyrics())
      continue;

    m_currentItem++;

    CMusicInfoTag& tag = *pItem->GetMusicInfoTag();
    if (!tag.Loaded())
    {
      auto_ptr<IMusicInfoTagLoader> pLoader (CMusicInfoTagLoaderFactory::CreateLoader(pItem->GetPath()));
      if (NULL != pLoader.get())
        pLoader->Load(pItem->GetPath(), tag);
    }

    if (m_handle && m_itemCount>0)
      m_handle->SetPercentage(m_currentItem/(float)m_itemCount*100);

    if (!tag.Loaded())
    {
      CLog::Log(LOGDEBUG, "%s - No tag found for: %s", __FUNCTION__, pItem->GetPath().c_str());
      continue;
    }
    scannedItems.Add(pItem);
  }
  return INFO_ADDED;
}

bool CGUIWindowMusicBase::OnPlayMedia(int iItem)
{
  CFileItemPtr pItem = m_vecItems->Get(iItem);
  if (pItem->m_strPath == "add" && pItem->GetLabel() == g_localizeStrings.Get(1026)) // 'add source button' in empty root
  {
    if (CGUIDialogMediaSource::ShowAndAddMediaSource("music"))
    {
      Update("");
      return true;
    }
    return false;
  }

  // party mode
#ifndef _BOXEE_
  if (g_partyModeManager.IsEnabled() && !pItem->IsLastFM())
  {
    CPlayList playlistTemp;
    playlistTemp.Add(pItem);
    g_partyModeManager.AddUserSongs(playlistTemp, true);
    return true;
  }
  else 
#endif
    if (!pItem->IsPlayList() && !pItem->IsInternetStream())
  { // single music file - if we get here then we have autoplaynextitem turned off, but we
    // still want to use the playlist player in order to handle more queued items following etc.
    g_playlistPlayer.Reset();
    g_playlistPlayer.ClearPlaylist(PLAYLIST_MUSIC);
    g_playlistPlayer.Add(PLAYLIST_MUSIC, pItem);
    g_playlistPlayer.SetCurrentPlaylist(PLAYLIST_MUSIC);
    g_playlistPlayer.Play();
    return true;
  }
  return CGUIMediaWindow::OnPlayMedia(iItem);
}

void CFileScanner::ScanMediaFolder(CStdString& strPath, const CStdString& strShareType, const CStdString& strSharePath)
{
  bool isMediaFolderBeingResolved = m_MDE->IsMediaFolderBeingResolved(strPath);
  if (isMediaFolderBeingResolved)
  {
    CLog::Log(LOGDEBUG,"CFileScanner::ScanMediaFolder - NOT scanning since [isMediaFolderBeingResolved=%d]. [path=%s][shareType=%s][sharePath=%s][m_bPaused=%d][m_bStop=%d] (fs)",isMediaFolderBeingResolved,strPath.c_str(),strShareType.c_str(),strSharePath.c_str(),m_bPaused,m_bStop);
    return;
  }

  UpdateScanLabel(strPath);

  bool isScannable = IsScannable(strPath);
  if (m_bStop || !isScannable)
  {
    CLog::Log(LOGDEBUG,"CFileScanner::ScanMediaFolder - NOT scanning since [m_bStop=%d][isScannable=%d]. [path=%s][shareType=%s][sharePath=%s][m_bPaused=%d][m_bStop=%d] (fs)",m_bStop,isScannable,strPath.c_str(),strShareType.c_str(),strSharePath.c_str(),m_bPaused,m_bStop);
    return;
  }

  CheckPause();

  // first translate the media folder
  strPath = _P(strPath);

  if (m_bExtendedLog)
  {
    CLog::Log(LOGDEBUG,"CFileScanner::ScanMediaFolder, scan folder  %s  (filescanner)", strPath.c_str());
  }

  CleanChildFolders(strSharePath, strPath);

  CFileItemPtr pItem;

  // Retrieve the list of all items from the path
  CFileItemList items, dirItems, audioItems, videoItems ;

  if (!CDirectory::GetDirectory(strPath, items, "", false))
  {
    return;
  }

  std::vector<CStdString> playableFolders;
  // Go over all items in the folder - split it into
  // directories, audio files and movie files
  for (int i=0; !m_bStop && m_currentShareValid && i<items.Size(); i++)
  {
    pItem = items[i];

    if(strShareType == "video" && pItem->m_bIsFolder && !pItem->IsRAR() && !pItem->IsZIP() && (CUtil::IsBlurayFolder(pItem->m_strPath) || CUtil::IsDVDFolder(pItem->m_strPath)))
    {
      //if its a playable folder, we need it to be in videoItems since we pass it later to sync with the db
      CLog::Log(LOGDEBUG,"CFileScanner::ScanMediaFolder - PLAYABLE - [path=%s]. [m_bPaused=%d][m_bStop=%d] (fs)",pItem->m_strPath.c_str(),m_bPaused,m_bStop);
      videoItems.Add(pItem);

      //we treat playable folders as video files, but we add them to the media_folders table in the db (hack)
      //we do that because the resolver reads the items it should resolve from the media_folders
      int iFolderId = m_MDE->GetMediaFolderId(pItem->m_strPath.c_str(), "videoFolder");

      if (iFolderId == 0)
      {
        // need to add it when we synchronize
        playableFolders.push_back(pItem->m_strPath);
      }

    }
    else if ((pItem->m_bIsFolder || pItem->IsRAR() || pItem->IsZIP()) && (!pItem->IsPlayList()))
    {
      CLog::Log(LOGDEBUG,"CFileScanner::ScanMediaFolder - DIR - [path=%s]. [m_bPaused=%d][m_bStop=%d] (fs)",pItem->m_strPath.c_str(),m_bPaused,m_bStop);
      dirItems.Add(pItem);
    }
    else if ((strShareType == "music") &&
        (pItem->IsAudio() && !pItem->IsRAR() && !pItem->IsZIP() && !pItem->IsPlayList() ))
    {
      CLog::Log(LOGDEBUG,"CFileScanner::ScanMediaFolder - MUSIC - [path=%s]. [m_bPaused=%d][m_bStop=%d] (fs)",pItem->m_strPath.c_str(),m_bPaused,m_bStop);
      audioItems.Add(pItem);
    }
    else if ((strShareType == "video") &&
        (pItem->IsVideo() && !pItem->IsRAR() && !pItem->IsZIP() && !pItem->IsPlayList() ))
    {
      CLog::Log(LOGDEBUG,"CFileScanner::ScanMediaFolder - VIDEO - [path=%s]. [m_bPaused=%d][m_bStop=%d] (fs)",pItem->m_strPath.c_str(),m_bPaused,m_bStop);
      videoItems.Add(pItem);
    }
    else
    {
      CLog::Log(LOGDEBUG,"CFileScanner::ScanMediaFolder, file %s is not directory, audio or video - skip (filescanner)",pItem->m_strPath.c_str());
    }
  }

  // recursive call to all sub directories
  for (int i=0; !m_bStop && m_currentShareValid && i<dirItems.Size(); i++)
  {
    CLog::Log(LOGDEBUG,"CFileScanner::ScanMediaFolder, dive into subdirectry  %s  (filescanner)", dirItems[i]->m_strPath.c_str());
    ScanMediaFolder(dirItems[i]->m_strPath, strShareType, strSharePath);
  }

  // if it is a music share, and the folder contains audio files sync it with the database
  if ((strShareType == "music"))
  {
    CLog::Log(LOGDEBUG,"CFileScanner::ScanMediaFolder, synchronized music folder  %s  (filescanner)", strPath.c_str());
    SynchronizeFolderAndDatabase(strPath, "music", strSharePath, audioItems);
  }
//.........这里部分代码省略.........

//.........这里部分代码省略.........
    g_settings.Save();
    return true;

  case CONTEXT_BUTTON_GO_TO_ARTIST:
    {
      CStdString strPath;
      CVideoDatabase database;
      database.Open();
      strPath.Format("videodb://3/4/%ld/",database.GetMatchingMusicVideo(item->GetMusicInfoTag()->GetArtist()));
      g_windowManager.ActivateWindow(WINDOW_VIDEO_NAV,strPath);
      return true;
    }

  case CONTEXT_BUTTON_PLAY_OTHER:
    {
      CVideoDatabase database;
      database.Open();
      CVideoInfoTag details;
      database.GetMusicVideoInfo("",details,database.GetMatchingMusicVideo(item->GetMusicInfoTag()->GetArtist(),item->GetMusicInfoTag()->GetAlbum(),item->GetMusicInfoTag()->GetTitle()));
      g_application.getApplicationMessenger().PlayFile(CFileItem(details));
      return true;
    }

  case CONTEXT_BUTTON_MARK_WATCHED:
    CGUIWindowVideoBase::MarkWatched(item,true);
    CUtil::DeleteVideoDatabaseDirectoryCache();
    Update(m_vecItems->GetPath());
    return true;

  case CONTEXT_BUTTON_MARK_UNWATCHED:
    CGUIWindowVideoBase::MarkWatched(item,false);
    CUtil::DeleteVideoDatabaseDirectoryCache();
    Update(m_vecItems->GetPath());
    return true;

  case CONTEXT_BUTTON_RENAME:
    CGUIWindowVideoBase::UpdateVideoTitle(item.get());
    CUtil::DeleteVideoDatabaseDirectoryCache();
    Update(m_vecItems->GetPath());
    return true;

  case CONTEXT_BUTTON_DELETE:
    if (item->IsPlayList() || item->IsSmartPlayList())
    {
      item->m_bIsFolder = false;
      CFileUtils::DeleteItem(item);
    }
    else
    {
      CGUIWindowVideoNav::DeleteItem(item.get());
      CUtil::DeleteVideoDatabaseDirectoryCache();
    }
    Update(m_vecItems->GetPath());
    return true;

  case CONTEXT_BUTTON_SET_CONTENT:
    {
      bool bScan=false;
      ADDON::ScraperPtr scraper;
      CStdString path(item->GetPath());
      CQueryParams params;
      CDirectoryNode::GetDatabaseInfo(item->GetPath(), params);
      CONTENT_TYPE content = CONTENT_ALBUMS;
      if (params.GetAlbumId() != -1)
        path.Format("musicdb://3/%i/",params.GetAlbumId());
      else if (params.GetArtistId() != -1)
      {
        path.Format("musicdb://2/%i/",params.GetArtistId());
        content = CONTENT_ARTISTS;
      }

      if (m_vecItems->GetPath().Equals("musicdb://1/") || item->GetPath().Equals("musicdb://2/"))
      {
        content = CONTENT_ARTISTS;
      }

      if (!m_musicdatabase.GetScraperForPath(path, scraper, ADDON::ScraperTypeFromContent(content)))
      {
        ADDON::AddonPtr defaultScraper;
        if (ADDON::CAddonMgr::Get().GetDefault(ADDON::ScraperTypeFromContent(content), defaultScraper))
        {
          scraper = boost::dynamic_pointer_cast<ADDON::CScraper>(defaultScraper->Clone(defaultScraper));
        }
      }

      if (CGUIDialogContentSettings::Show(scraper, bScan, content))
      {
        m_musicdatabase.SetScraperForPath(path,scraper);
        if (bScan)
          OnInfoAll(itemNumber,true);
      }
      return true;
    }

  default:
    break;
  }

  return CGUIWindowMusicBase::OnContextButton(itemNumber, button);
}

int CMusicInfoScanner::RetrieveMusicInfo(CFileItemList& items, const CStdString& strDirectory)
{
  CSongMap songsMap;

  // get all information for all files in current directory from database, and remove them
  if (m_musicDatabase.RemoveSongsFromPath(strDirectory, songsMap))
    m_needsCleanup = true;

  VECSONGS songsToAdd;

  CStdStringArray regexps = g_advancedSettings.m_audioExcludeFromScanRegExps;

  // for every file found, but skip folder
  for (int i = 0; i < items.Size(); ++i)
  {
    CFileItemPtr pItem = items[i];
    CStdString strExtension;
    URIUtils::GetExtension(pItem->GetPath(), strExtension);

    if (m_bStop)
      return 0;

    // Discard all excluded files defined by m_musicExcludeRegExps
    if (CUtil::ExcludeFileOrFolder(pItem->GetPath(), regexps))
      continue;

    // dont try reading id3tags for folders, playlists or shoutcast streams
    if (!pItem->m_bIsFolder && !pItem->IsPlayList() && !pItem->IsPicture() && !pItem->IsLyrics() )
    {
      m_currentItem++;
//      CLog::Log(LOGDEBUG, "%s - Reading tag for: %s", __FUNCTION__, pItem->GetPath().c_str());

      // grab info from the song
      CSong *dbSong = songsMap.Find(pItem->GetPath());

      CMusicInfoTag& tag = *pItem->GetMusicInfoTag();
      if (!tag.Loaded() )
      { // read the tag from a file
        auto_ptr<IMusicInfoTagLoader> pLoader (CMusicInfoTagLoaderFactory::CreateLoader(pItem->GetPath()));
        if (NULL != pLoader.get())
          pLoader->Load(pItem->GetPath(), tag);
      }

      // if we have the itemcount, update our
      // dialog with the progress we made
      if (m_handle && m_itemCount>0)
        m_handle->SetPercentage(m_currentItem/(float)m_itemCount*100);

      if (tag.Loaded())
      {
        CSong song(tag);

        // ensure our song has a valid filename or else it will assert in AddSong()
        if (song.strFileName.IsEmpty())
        {
          // copy filename from path in case UPnP or other tag loaders didn't specify one (FIXME?)
          song.strFileName = pItem->GetPath();

          // if we still don't have a valid filename, skip the song
          if (song.strFileName.IsEmpty())
          {
            // this shouldn't ideally happen!
            CLog::Log(LOGERROR, "Skipping song since it doesn't seem to have a filename");
            continue;
          }
        }

        song.iStartOffset = pItem->m_lStartOffset;
        song.iEndOffset = pItem->m_lEndOffset;
        song.strThumb = pItem->GetUserMusicThumb(true);
        if (dbSong)
        { // keep the db-only fields intact on rescan...
          song.iTimesPlayed = dbSong->iTimesPlayed;
          song.lastPlayed = dbSong->lastPlayed;
          song.iKaraokeNumber = dbSong->iKaraokeNumber;

          if (song.rating == '0') song.rating = dbSong->rating;
          if (song.strThumb.empty())
            song.strThumb = dbSong->strThumb;
        }
        songsToAdd.push_back(song);
//        CLog::Log(LOGDEBUG, "%s - Tag loaded for: %s", __FUNCTION__, pItem->GetPath().c_str());
      }
      else
        CLog::Log(LOGDEBUG, "%s - No tag found for: %s", __FUNCTION__, pItem->GetPath().c_str());
    }
  }

  VECALBUMS albums;
  CategoriseAlbums(songsToAdd, albums);
  FindArtForAlbums(albums, items.GetPath());

  // finally, add these to the database
  m_musicDatabase.BeginTransaction();
  int numAdded = 0;
  set<int> albumsToScan;
  set<int> artistsToScan;
  for (VECALBUMS::iterator i = albums.begin(); i != albums.end(); ++i)
  {
    vector<int> songIDs;
//.........这里部分代码省略.........

int CMusicInfoScanner::RetrieveMusicInfo(CFileItemList& items, const CStdString& strDirectory)
{
  CSongMap songsMap;

  // get all information for all files in current directory from database, and remove them
  if (m_musicDatabase.RemoveSongsFromPath(strDirectory, songsMap))
    m_needsCleanup = true;

  VECSONGS songsToAdd;

  CStdStringArray regexps = g_advancedSettings.m_audioExcludeFromScanRegExps;

  // for every file found, but skip folder
  for (int i = 0; i < items.Size(); ++i)
  {
    CFileItemPtr pItem = items[i];
    CStdString strExtension;
    URIUtils::GetExtension(pItem->GetPath(), strExtension);

    if (m_bStop)
      return 0;

    // Discard all excluded files defined by m_musicExcludeRegExps
    if (CUtil::ExcludeFileOrFolder(pItem->GetPath(), regexps))
      continue;

    // dont try reading id3tags for folders, playlists or shoutcast streams
    if (!pItem->m_bIsFolder && !pItem->IsPlayList() && !pItem->IsPicture() && !pItem->IsLyrics() )
    {
      m_currentItem++;
//      CLog::Log(LOGDEBUG, "%s - Reading tag for: %s", __FUNCTION__, pItem->GetPath().c_str());

      // grab info from the song
      CSong *dbSong = songsMap.Find(pItem->GetPath());

      CMusicInfoTag& tag = *pItem->GetMusicInfoTag();
      if (!tag.Loaded() )
      { // read the tag from a file
        auto_ptr<IMusicInfoTagLoader> pLoader (CMusicInfoTagLoaderFactory::CreateLoader(pItem->GetPath()));
        if (NULL != pLoader.get())
          pLoader->Load(pItem->GetPath(), tag);
      }

      // if we have the itemcount, notify our
      // observer with the progress we made
      if (m_pObserver && m_itemCount>0)
        m_pObserver->OnSetProgress(m_currentItem, m_itemCount);

      if (tag.Loaded())
      {
        CSong song(tag);

        // ensure our song has a valid filename or else it will assert in AddSong()
        if (song.strFileName.IsEmpty())
        {
          // copy filename from path in case UPnP or other tag loaders didn't specify one (FIXME?)
          song.strFileName = pItem->GetPath();

          // if we still don't have a valid filename, skip the song
          if (song.strFileName.IsEmpty())
          {
            // this shouldn't ideally happen!
            CLog::Log(LOGERROR, "Skipping song since it doesn't seem to have a filename");
            continue;
          }
        }

        song.iStartOffset = pItem->m_lStartOffset;
        song.iEndOffset = pItem->m_lEndOffset;
        if (dbSong)
        { // keep the db-only fields intact on rescan...
          song.iTimesPlayed = dbSong->iTimesPlayed;
          song.lastPlayed = dbSong->lastPlayed;
          song.iKaraokeNumber = dbSong->iKaraokeNumber;

          if (song.rating == '0') song.rating = dbSong->rating;
        }
        pItem->SetMusicThumb();
        song.strThumb = pItem->GetThumbnailImage();
        songsToAdd.push_back(song);
//        CLog::Log(LOGDEBUG, "%s - Tag loaded for: %s", __FUNCTION__, pItem->GetPath().c_str());
      }
      else
        CLog::Log(LOGDEBUG, "%s - No tag found for: %s", __FUNCTION__, pItem->GetPath().c_str());
    }
  }

  CheckForVariousArtists(songsToAdd);
  if (!items.HasThumbnail())
    UpdateFolderThumb(songsToAdd, items.GetPath());

  // finally, add these to the database
  set<CStdString> artistsToScan;
  set< pair<CStdString, CStdString> > albumsToScan;
  m_musicDatabase.BeginTransaction();
  for (unsigned int i = 0; i < songsToAdd.size(); ++i)
  {
    if (m_bStop)
    {
      m_musicDatabase.RollbackTransaction();
//.........这里部分代码省略.........

//.........这里部分代码省略.........
  case CONTEXT_BUTTON_GO_TO_ARTIST:
    {
      CStdString strPath;
      CVideoDatabase database;
      database.Open();
      strPath = StringUtils::Format("videodb://musicvideos/artists/%ld/",
                                    database.GetMatchingMusicVideo(StringUtils::Join(item->GetMusicInfoTag()->GetArtist(), g_advancedSettings.m_musicItemSeparator)));
      g_windowManager.ActivateWindow(WINDOW_VIDEO_NAV,strPath);
      return true;
    }

  case CONTEXT_BUTTON_PLAY_OTHER:
    {
      CVideoDatabase database;
      database.Open();
      CVideoInfoTag details;
      database.GetMusicVideoInfo("",details,database.GetMatchingMusicVideo(StringUtils::Join(item->GetMusicInfoTag()->GetArtist(), g_advancedSettings.m_musicItemSeparator),item->GetMusicInfoTag()->GetAlbum(),item->GetMusicInfoTag()->GetTitle()));
      CApplicationMessenger::Get().PlayFile(CFileItem(details));
      return true;
    }

  case CONTEXT_BUTTON_MARK_WATCHED:
    CGUIDialogVideoInfo::MarkWatched(item, true);
    CUtil::DeleteVideoDatabaseDirectoryCache();
    Refresh();
    return true;

  case CONTEXT_BUTTON_MARK_UNWATCHED:
    CGUIDialogVideoInfo::MarkWatched(item, false);
    CUtil::DeleteVideoDatabaseDirectoryCache();
    Refresh();
    return true;

  case CONTEXT_BUTTON_RENAME:
    CGUIDialogVideoInfo::UpdateVideoItemTitle(item);
    CUtil::DeleteVideoDatabaseDirectoryCache();
    Refresh();
    return true;

  case CONTEXT_BUTTON_DELETE:
    if (item->IsPlayList() || item->IsSmartPlayList())
    {
      item->m_bIsFolder = false;
      CFileUtils::DeleteItem(item);
    }
    else
    {
      CGUIDialogVideoInfo::DeleteVideoItemFromDatabase(item);
      CUtil::DeleteVideoDatabaseDirectoryCache();
    }
    Refresh();
    return true;

  case CONTEXT_BUTTON_SET_CONTENT:
    {
      ADDON::ScraperPtr scraper;
      CStdString path(item->GetPath());
      CQueryParams params;
      CDirectoryNode::GetDatabaseInfo(item->GetPath(), params);
      CONTENT_TYPE content = CONTENT_ALBUMS;
      if (params.GetAlbumId() != -1)
        path = StringUtils::Format("musicdb://albums/%i/",params.GetAlbumId());
      else if (params.GetArtistId() != -1)
      {
        path = StringUtils::Format("musicdb://artists/%i/",params.GetArtistId());
        content = CONTENT_ARTISTS;
      }

      if (m_vecItems->GetPath().Equals("musicdb://genres/") || item->GetPath().Equals("musicdb://artists/"))
      {
        content = CONTENT_ARTISTS;
      }

      if (!m_musicdatabase.GetScraperForPath(path, scraper, ADDON::ScraperTypeFromContent(content)))
      {
        ADDON::AddonPtr defaultScraper;
        if (ADDON::CAddonMgr::Get().GetDefault(ADDON::ScraperTypeFromContent(content), defaultScraper))
        {
          scraper = boost::dynamic_pointer_cast<ADDON::CScraper>(defaultScraper->Clone());
        }
      }

      if (CGUIDialogContentSettings::Show(scraper, content))
      {
        m_musicdatabase.SetScraperForPath(path,scraper);
        if (CGUIDialogYesNo::ShowAndGetInput(20442,20443,20444,20022))
        {
          OnInfoAll(itemNumber,true,true);
        }

      }
      return true;
    }

  default:
    break;
  }

  return CGUIWindowMusicBase::OnContextButton(itemNumber, button);
}

//.........这里部分代码省略.........
      if (database.GetSongByArtistAndAlbumAndTitle(StringUtils::Join(item->GetVideoInfoTag()->m_artist, g_advancedSettings.m_videoItemSeparator),
                                                   item->GetVideoInfoTag()->m_strAlbum,
                                                   item->GetVideoInfoTag()->m_strTitle) > -1)
      {
        buttons.Add(CONTEXT_BUTTON_PLAY_OTHER, 20398);
      }
    }
    if (!item->IsParentFolder())
    {
      ADDON::ScraperPtr info;
      VIDEO::SScanSettings settings;
      GetScraperForItem(item.get(), info, settings);

      if (info && info->Content() == CONTENT_TVSHOWS)
        buttons.Add(CONTEXT_BUTTON_INFO, item->m_bIsFolder ? 20351 : 20352);
      else if (info && info->Content() == CONTENT_MUSICVIDEOS)
        buttons.Add(CONTEXT_BUTTON_INFO,20393);
      else if (info && info->Content() == CONTENT_MOVIES)
        buttons.Add(CONTEXT_BUTTON_INFO, 13346);

      // can we update the database?
      if (CProfilesManager::GetInstance().GetCurrentProfile().canWriteDatabases() || g_passwordManager.bMasterUser)
      {
        if (!item->IsPlugin() && !item->IsScript() && !item->IsLiveTV() && !item->IsAddonsPath() &&
            item->GetPath() != "sources://video/" &&
            item->GetPath() != "special://videoplaylists/" &&
            !StringUtils::StartsWith(item->GetPath(), "newsmartplaylist://") &&
            !StringUtils::StartsWith(item->GetPath(), "newplaylist://") &&
            !StringUtils::StartsWith(item->GetPath(), "newtag://"))
        {
          if (item->m_bIsFolder)
          {
            // Have both options for folders since we don't know whether all childs are watched/unwatched
            buttons.Add(CONTEXT_BUTTON_MARK_UNWATCHED, 16104); //Mark as UnWatched
            buttons.Add(CONTEXT_BUTTON_MARK_WATCHED, 16103);   //Mark as Watched
          }
          else
          {
            if (item->GetOverlayImage() == "OverlayWatched.png")
              buttons.Add(CONTEXT_BUTTON_MARK_UNWATCHED, 16104); //Mark as UnWatched
            else
              buttons.Add(CONTEXT_BUTTON_MARK_WATCHED, 16103);   //Mark as Watched
          }
        }
        if (!g_application.IsVideoScanning() && item->IsVideoDb() && item->HasVideoInfoTag() &&
           (item->GetVideoInfoTag()->m_type == MediaTypeMovie ||          // movies
            item->GetVideoInfoTag()->m_type == MediaTypeTvShow ||         // tvshows
            item->GetVideoInfoTag()->m_type == MediaTypeSeason ||         // seasons
            item->GetVideoInfoTag()->m_type == MediaTypeEpisode ||        // episodes
            item->GetVideoInfoTag()->m_type == MediaTypeMusicVideo ||     // musicvideos
            item->GetVideoInfoTag()->m_type == "tag" ||                   // tags
            item->GetVideoInfoTag()->m_type == MediaTypeVideoCollection)) // sets
        {
          buttons.Add(CONTEXT_BUTTON_EDIT, 16106);
        }
        if (node == NODE_TYPE_TITLE_TVSHOWS)
        {
          if (g_application.IsVideoScanning())
            buttons.Add(CONTEXT_BUTTON_STOP_SCANNING, 13353);

          buttons.Add(CONTEXT_BUTTON_SCAN, 13349);
        }

        if (node == NODE_TYPE_ACTOR && !dir.IsAllItem(item->GetPath()) && item->m_bIsFolder)
        {
          if (StringUtils::StartsWithNoCase(m_vecItems->GetPath(), "videodb://musicvideos")) // mvids
            buttons.Add(CONTEXT_BUTTON_SET_ARTIST_THUMB, 13359);
          else
            buttons.Add(CONTEXT_BUTTON_SET_ACTOR_THUMB, 20403);
        }
      }

      if (!m_vecItems->IsVideoDb() && !m_vecItems->IsVirtualDirectoryRoot())
      { // non-video db items, file operations are allowed
        if ((CSettings::GetInstance().GetBool(CSettings::SETTING_FILELISTS_ALLOWFILEDELETION) &&
            CUtil::SupportsWriteFileOperations(item->GetPath())) ||
            (inPlaylists && URIUtils::GetFileName(item->GetPath()) != "PartyMode-Video.xsp"
                         && (item->IsPlayList() || item->IsSmartPlayList())))
        {
          buttons.Add(CONTEXT_BUTTON_DELETE, 117);
          buttons.Add(CONTEXT_BUTTON_RENAME, 118);
        }
        // add "Set/Change content" to folders
        if (item->m_bIsFolder && !item->IsVideoDb() && !item->IsPlayList() && !item->IsSmartPlayList() && !item->IsLibraryFolder() && !item->IsLiveTV() && !item->IsPlugin() && !item->IsAddonsPath() && !URIUtils::IsUPnP(item->GetPath()))
        {
          if (info && info->Content() != CONTENT_NONE)
            buttons.Add(CONTEXT_BUTTON_SET_CONTENT, 20442);
          else
            buttons.Add(CONTEXT_BUTTON_SET_CONTENT, 20333);

          if (info && info->Content() != CONTENT_NONE)
            buttons.Add(CONTEXT_BUTTON_SCAN, 13349);
        }
      }
      if (item->IsPlugin() || item->IsScript() || m_vecItems->IsPlugin())
        buttons.Add(CONTEXT_BUTTON_PLUGIN_SETTINGS, 1045);
    }
    CContextMenuManager::GetInstance().AddVisibleItems(item, buttons);
  }
}

//.........这里部分代码省略.........
    return true;

  case CONTEXT_BUTTON_CLEAR_DEFAULT:
    CSettings::GetInstance().SetString(CSettings::SETTING_MYMUSIC_DEFAULTLIBVIEW, "");
    CSettings::GetInstance().Save();
    return true;

  case CONTEXT_BUTTON_GO_TO_ARTIST:
    {
      std::string strPath;
      CVideoDatabase database;
      database.Open();
      strPath = StringUtils::Format("videodb://musicvideos/artists/%i/",
        database.GetMatchingMusicVideo(item->GetMusicInfoTag()->GetArtistString()));
      g_windowManager.ActivateWindow(WINDOW_VIDEO_NAV,strPath);
      return true;
    }

  case CONTEXT_BUTTON_PLAY_OTHER:
    {
      CVideoDatabase database;
      database.Open();
      CVideoInfoTag details;
      database.GetMusicVideoInfo("", details, database.GetMatchingMusicVideo(item->GetMusicInfoTag()->GetArtistString(), item->GetMusicInfoTag()->GetAlbum(), item->GetMusicInfoTag()->GetTitle()));
      CApplicationMessenger::GetInstance().PostMsg(TMSG_MEDIA_PLAY, 0, 0, static_cast<void*>(new CFileItem(details)));
      return true;
    }

  case CONTEXT_BUTTON_RENAME:
    if (!item->IsVideoDb() && !item->IsReadOnly())
      OnRenameItem(itemNumber);

    CGUIDialogVideoInfo::UpdateVideoItemTitle(item);
    CUtil::DeleteVideoDatabaseDirectoryCache();
    Refresh();
    return true;

  case CONTEXT_BUTTON_DELETE:
    if (item->IsPlayList() || item->IsSmartPlayList())
    {
      item->m_bIsFolder = false;
      CFileUtils::DeleteItem(item);
    }
    else if (!item->IsVideoDb())
      OnDeleteItem(itemNumber);
    else
    {
      CGUIDialogVideoInfo::DeleteVideoItemFromDatabase(item);
      CUtil::DeleteVideoDatabaseDirectoryCache();
    }
    Refresh();
    return true;

  case CONTEXT_BUTTON_SET_CONTENT:
    {
      ADDON::ScraperPtr scraper;
      std::string path(item->GetPath());
      CQueryParams params;
      CDirectoryNode::GetDatabaseInfo(item->GetPath(), params);
      CONTENT_TYPE content = CONTENT_ALBUMS;
      if (params.GetAlbumId() != -1)
        path = StringUtils::Format("musicdb://albums/%li/",params.GetAlbumId());
      else if (params.GetArtistId() != -1)
      {
        path = StringUtils::Format("musicdb://artists/%li/",params.GetArtistId());
        content = CONTENT_ARTISTS;
      }

      if (m_vecItems->IsPath("musicdb://genres/") || item->IsPath("musicdb://artists/"))
      {
        content = CONTENT_ARTISTS;
      }

      if (!m_musicdatabase.GetScraperForPath(path, scraper, ADDON::ScraperTypeFromContent(content)))
      {
        ADDON::AddonPtr defaultScraper;
        if (ADDON::CAddonMgr::GetInstance().GetDefault(ADDON::ScraperTypeFromContent(content), defaultScraper))
        {
          scraper = std::dynamic_pointer_cast<ADDON::CScraper>(defaultScraper);
        }
      }

      if (CGUIDialogContentSettings::Show(scraper, content))
      {
        m_musicdatabase.SetScraperForPath(path,scraper);
        if (CGUIDialogYesNo::ShowAndGetInput(CVariant{20442}, CVariant{20443}))
        {
          OnItemInfoAll(itemNumber,true,true);
        }
      }

      return true;
    }

  default:
    break;
  }

  return CGUIWindowMusicBase::OnContextButton(itemNumber, button);
}

void CGUIWindowMusicSongs::GetContextButtons(int itemNumber, CContextButtons &buttons)
{
  CFileItemPtr item;
  if (itemNumber >= 0 && itemNumber < m_vecItems->Size())
    item = m_vecItems->Get(itemNumber);

  if (item)
  {
    // are we in the playlists location?
    bool inPlaylists = m_vecItems->m_strPath.Equals(CUtil::MusicPlaylistsLocation()) ||
                       m_vecItems->m_strPath.Equals("special://musicplaylists/");

    if (m_vecItems->IsVirtualDirectoryRoot())
    {
      // get the usual music shares, and anything for all media windows
      CGUIDialogContextMenu::GetContextButtons("music", item, buttons);
      // enable Rip CD an audio disc
      if (CDetectDVDMedia::IsDiscInDrive() && item->IsCDDA())
      {
        // those cds can also include Audio Tracks: CDExtra and MixedMode!
        CCdInfo *pCdInfo = CDetectDVDMedia::GetCdInfo();
        if (pCdInfo->IsAudio(1) || pCdInfo->IsCDExtra(1) || pCdInfo->IsMixedMode(1))
          buttons.Add(CONTEXT_BUTTON_RIP_CD, 600);
      }
      CGUIMediaWindow::GetContextButtons(itemNumber, buttons);
    }
    else
    {
      CGUIWindowMusicBase::GetContextButtons(itemNumber, buttons);
      if (item->GetPropertyBOOL("pluginreplacecontextitems"))
        return;
      if (!item->IsPlayList())
      {
        if (item->IsAudio() && !item->IsLastFM() && !item->IsShoutCast())
          buttons.Add(CONTEXT_BUTTON_SONG_INFO, 658); // Song Info
        else if (!item->IsParentFolder() && !item->IsLastFM() && !item->IsShoutCast() &&
                 !item->m_strPath.Left(3).Equals("new") && item->m_bIsFolder)
        {
#if 0
          if (m_musicdatabase.GetAlbumIdByPath(item->m_strPath) > -1)
#endif
            buttons.Add(CONTEXT_BUTTON_INFO, 13351); // Album Info
        }
      }

      // enable Rip CD Audio or Track button if we have an audio disc
      if (CDetectDVDMedia::IsDiscInDrive() && m_vecItems->IsCDDA())
      {
        // those cds can also include Audio Tracks: CDExtra and MixedMode!
        CCdInfo *pCdInfo = CDetectDVDMedia::GetCdInfo();
        if (pCdInfo->IsAudio(1) || pCdInfo->IsCDExtra(1) || pCdInfo->IsMixedMode(1))
          buttons.Add(CONTEXT_BUTTON_RIP_TRACK, 610);
      }

      // enable CDDB lookup if the current dir is CDDA
      if (CDetectDVDMedia::IsDiscInDrive() && m_vecItems->IsCDDA() &&
         (g_settings.m_vecProfiles[g_settings.m_iLastLoadedProfileIndex].canWriteDatabases() || g_passwordManager.bMasterUser))
      {
        buttons.Add(CONTEXT_BUTTON_CDDB, 16002);
      }

      if (!item->IsParentFolder() && !item->IsReadOnly())
      {
        // either we're at the playlist location or its been explicitly allowed
        if (inPlaylists || g_guiSettings.GetBool("filelists.allowfiledeletion"))
        {
          buttons.Add(CONTEXT_BUTTON_DELETE, 117);
          buttons.Add(CONTEXT_BUTTON_RENAME, 118);
        }
      }
    }

    // Add the scan button(s)
    CGUIDialogMusicScan *pScanDlg = (CGUIDialogMusicScan *)m_gWindowManager.GetWindow(WINDOW_DIALOG_MUSIC_SCAN);
    if (g_guiSettings.GetBool("musiclibrary.enabled") && pScanDlg)
    {
      if (pScanDlg->IsScanning())
        buttons.Add(CONTEXT_BUTTON_STOP_SCANNING, 13353); // Stop Scanning
      else if (!inPlaylists && !m_vecItems->IsInternetStream()           &&
               !item->IsLastFM() && !item->IsShoutCast()                 &&
               !item->m_strPath.Equals("add") && !item->IsParentFolder() &&
              (g_settings.m_vecProfiles[g_settings.m_iLastLoadedProfileIndex].canWriteDatabases() || g_passwordManager.bMasterUser))
      {
        buttons.Add(CONTEXT_BUTTON_SCAN, 13352);
      }
    }
  }
  if (!m_vecItems->IsVirtualDirectoryRoot())
    buttons.Add(CONTEXT_BUTTON_SWITCH_MEDIA, 523);
  CGUIWindowMusicBase::GetNonContextButtons(buttons);
}

//.........这里部分代码省略.........
        if (!item->IsPlugin() && !item->IsLiveTV() && !item->IsAddonsPath() &&
             item->m_strPath != "sources://video/" && item->m_strPath != "special://videoplaylists/")
        {
          if (item->m_bIsFolder)
          {
            // Have both options for folders since we don't know whether all childs are watched/unwatched
            buttons.Add(CONTEXT_BUTTON_MARK_UNWATCHED, 16104); //Mark as UnWatched
            buttons.Add(CONTEXT_BUTTON_MARK_WATCHED, 16103);   //Mark as Watched
          }
          else
          {
            if (item->GetOverlayImage().Equals("OverlayWatched.png"))
              buttons.Add(CONTEXT_BUTTON_MARK_UNWATCHED, 16104); //Mark as UnWatched
            else
              buttons.Add(CONTEXT_BUTTON_MARK_WATCHED, 16103);   //Mark as Watched
          }
        }
        if ((node == NODE_TYPE_TITLE_TVSHOWS) ||
            (item->IsVideoDb() && item->HasVideoInfoTag() && !item->m_bIsFolder))
        {
          buttons.Add(CONTEXT_BUTTON_EDIT, 16105); //Edit Title
        }
        if (m_database.HasContent(VIDEODB_CONTENT_TVSHOWS) && item->HasVideoInfoTag() &&
           !item->m_bIsFolder && item->GetVideoInfoTag()->m_iEpisode == -1 &&
            item->GetVideoInfoTag()->m_strArtist.IsEmpty() && item->GetVideoInfoTag()->m_iDbId >= 0) // movie entry
        {
          if (m_database.IsLinkedToTvshow(item->GetVideoInfoTag()->m_iDbId))
            buttons.Add(CONTEXT_BUTTON_UNLINK_MOVIE,20385);
          buttons.Add(CONTEXT_BUTTON_LINK_MOVIE,20384);
        }

        if (node == NODE_TYPE_SEASONS && item->m_bIsFolder)
          buttons.Add(CONTEXT_BUTTON_SET_SEASON_THUMB, 20371);

        if (item->m_strPath.Left(14).Equals("videodb://1/7/") && item->m_strPath.size() > 14 && item->m_bIsFolder) // sets
        {
          buttons.Add(CONTEXT_BUTTON_EDIT, 16105);
          buttons.Add(CONTEXT_BUTTON_SET_MOVIESET_THUMB, 20435);
          buttons.Add(CONTEXT_BUTTON_DELETE, 646);
        }

        if (node == NODE_TYPE_ACTOR && !dir.IsAllItem(item->m_strPath) && item->m_bIsFolder)
        {
          if (m_vecItems->m_strPath.Left(11).Equals("videodb://3")) // mvids
            buttons.Add(CONTEXT_BUTTON_SET_ARTIST_THUMB, 13359);
          else
            buttons.Add(CONTEXT_BUTTON_SET_ACTOR_THUMB, 20403);
        }
        if (item->IsVideoDb() && item->HasVideoInfoTag() &&
          (!item->m_bIsFolder || node == NODE_TYPE_TITLE_TVSHOWS))
        {
          if (info && info->Content() == CONTENT_TVSHOWS)
          {
            if(item->GetVideoInfoTag()->m_iBookmarkId != -1 &&
               item->GetVideoInfoTag()->m_iBookmarkId != 0)
            {
              buttons.Add(CONTEXT_BUTTON_UNLINK_BOOKMARK, 20405);
            }
          }
          buttons.Add(CONTEXT_BUTTON_DELETE, 646);
        }

        // this should ideally be non-contextual (though we need some context for non-tv show node I guess)
        CGUIDialogVideoScan *pScanDlg = (CGUIDialogVideoScan *)g_windowManager.GetWindow(WINDOW_DIALOG_VIDEO_SCAN);
        if (pScanDlg && pScanDlg->IsScanning())
        {
          if (node != NODE_TYPE_TITLE_TVSHOWS)
            buttons.Add(CONTEXT_BUTTON_STOP_SCANNING, 13353);
        }
        else
          buttons.Add(CONTEXT_BUTTON_UPDATE_LIBRARY, 653);
      }

      if (!m_vecItems->IsVideoDb() && !m_vecItems->IsVirtualDirectoryRoot())
      { // non-video db items, file operations are allowed
        if (g_guiSettings.GetBool("filelists.allowfiledeletion") &&
            CUtil::SupportsFileOperations(item->m_strPath))
        {
          buttons.Add(CONTEXT_BUTTON_DELETE, 117);
          buttons.Add(CONTEXT_BUTTON_RENAME, 118);
        }
        // add "Set/Change content" to folders
        if (item->m_bIsFolder && !item->IsPlayList() && !item->IsLiveTV() && !item->IsPlugin() && !item->IsAddonsPath())
        {
          CGUIDialogVideoScan *pScanDlg = (CGUIDialogVideoScan *)g_windowManager.GetWindow(WINDOW_DIALOG_VIDEO_SCAN);
          if (!pScanDlg || (pScanDlg && !pScanDlg->IsScanning()))
          {
            if (info && info->Content() != CONTENT_NONE)
              buttons.Add(CONTEXT_BUTTON_SET_CONTENT, 20442);
            else
              buttons.Add(CONTEXT_BUTTON_SET_CONTENT, 20333);
          }
        }
      }
      if (item->IsPlugin() || item->m_strPath.Left(9).Equals("script://") || m_vecItems->IsPlugin())
        buttons.Add(CONTEXT_BUTTON_PLUGIN_SETTINGS, 1045);
    }
  }
  CGUIWindowVideoBase::GetNonContextButtons(itemNumber, buttons);
}

bool CGUIWindowMusicBase::OnContextButton(int itemNumber, CONTEXT_BUTTON button)
{
  CFileItemPtr item;
  if (itemNumber >= 0 && itemNumber < m_vecItems->Size())
    item = m_vecItems->Get(itemNumber);

  if (CGUIDialogContextMenu::OnContextButton("music", item, button))
  {
    if (button == CONTEXT_BUTTON_REMOVE_SOURCE)
      OnRemoveSource(itemNumber);

    Update(m_vecItems->GetPath());
    return true;
  }

  switch (button)
  {
  case CONTEXT_BUTTON_QUEUE_ITEM:
    OnQueueItem(itemNumber);
    return true;

  case CONTEXT_BUTTON_INFO:
    OnInfo(itemNumber);
    return true;

  case CONTEXT_BUTTON_SONG_INFO:
    {
      ShowSongInfo(item.get());
      return true;
    }

  case CONTEXT_BUTTON_EDIT:
    {
      std::string playlist = item->IsPlayList() ? item->GetPath() : m_vecItems->GetPath(); // save path as activatewindow will destroy our items
      g_windowManager.ActivateWindow(WINDOW_MUSIC_PLAYLIST_EDITOR, playlist);
      // need to update
      m_vecItems->RemoveDiscCache(GetID());
      return true;
    }

  case CONTEXT_BUTTON_EDIT_SMART_PLAYLIST:
    {
      std::string playlist = item->IsSmartPlayList() ? item->GetPath() : m_vecItems->GetPath(); // save path as activatewindow will destroy our items
      if (CGUIDialogSmartPlaylistEditor::EditPlaylist(playlist, "music"))
        Refresh(true); // need to update
      return true;
    }

  case CONTEXT_BUTTON_PLAY_ITEM:
    PlayItem(itemNumber);
    return true;

  case CONTEXT_BUTTON_PLAY_WITH:
    {
      VECPLAYERCORES vecCores;  // base class?
      CPlayerCoreFactory::GetInstance().GetPlayers(*item, vecCores);
      g_application.m_eForcedNextPlayer = CPlayerCoreFactory::GetInstance().SelectPlayerDialog(vecCores);
      if( g_application.m_eForcedNextPlayer != EPC_NONE )
        OnClick(itemNumber);
      return true;
    }

  case CONTEXT_BUTTON_PLAY_PARTYMODE:
    g_partyModeManager.Enable(PARTYMODECONTEXT_MUSIC, item->GetPath());
    return true;

  case CONTEXT_BUTTON_STOP_SCANNING:
    {
      g_application.StopMusicScan();
      return true;
    }

  case CONTEXT_BUTTON_GOTO_ROOT:
    Update("");
    return true;

  case CONTEXT_BUTTON_ACTIVE_ADSP_SETTINGS:
    g_windowManager.ActivateWindow(WINDOW_DIALOG_AUDIO_DSP_OSD_SETTINGS);
    return true;

  case CONTEXT_BUTTON_RIP_CD:
    OnRipCD();
    return true;

#ifdef HAS_CDDA_RIPPER
  case CONTEXT_BUTTON_CANCEL_RIP_CD:
    CCDDARipper::GetInstance().CancelJobs();
    return true;
#endif

  case CONTEXT_BUTTON_RIP_TRACK:
    OnRipTrack(itemNumber);
    return true;

  case CONTEXT_BUTTON_SCAN:
    OnScan(itemNumber);
    return true;

  case CONTEXT_BUTTON_CDDB:
    if (m_musicdatabase.LookupCDDBInfo(true))
//.........这里部分代码省略.........

void CGUIWindowMusicNav::GetContextButtons(int itemNumber, CContextButtons &buttons)
{
  CGUIWindowMusicBase::GetContextButtons(itemNumber, buttons);

  CFileItemPtr item;
  if (itemNumber >= 0 && itemNumber < m_vecItems->Size())
    item = m_vecItems->Get(itemNumber);
  if (item && !StringUtils::StartsWithNoCase(item->GetPath(), "addons://more/"))
  {
    // are we in the playlists location?
    bool inPlaylists = m_vecItems->IsPath(CUtil::MusicPlaylistsLocation()) ||
                       m_vecItems->IsPath("special://musicplaylists/");

    CMusicDatabaseDirectory dir;
    // enable music info button on an album or on a song.
    if (item->IsAudio() && !item->IsPlayList() && !item->IsSmartPlayList() &&
        !item->m_bIsFolder)
    {
      buttons.Add(CONTEXT_BUTTON_SONG_INFO, 658);
    }
    else if (item->IsVideoDb())
    {
      if (!item->m_bIsFolder) // music video
       buttons.Add(CONTEXT_BUTTON_INFO, 20393);
      if (StringUtils::StartsWithNoCase(item->GetPath(), "videodb://musicvideos/artists/") && item->m_bIsFolder)
      {
        long idArtist = m_musicdatabase.GetArtistByName(m_vecItems->Get(itemNumber)->GetLabel());
        if (idArtist > - 1)
          buttons.Add(CONTEXT_BUTTON_INFO,21891);
      }
    }
    else if (!inPlaylists && (dir.HasAlbumInfo(item->GetPath())||
                              dir.IsArtistDir(item->GetPath())   )      &&
             !dir.IsAllItem(item->GetPath()) && !item->IsParentFolder() &&
             !item->IsPlugin() && !item->IsScript() &&
             !StringUtils::StartsWithNoCase(item->GetPath(), "musicsearch://"))
    {
      if (dir.IsArtistDir(item->GetPath()))
        buttons.Add(CONTEXT_BUTTON_INFO, 21891);
      else
        buttons.Add(CONTEXT_BUTTON_INFO, 13351);
    }

    // enable query all albums button only in album view
    if (dir.HasAlbumInfo(item->GetPath()) && !dir.IsAllItem(item->GetPath()) &&
        item->m_bIsFolder && !item->IsVideoDb() && !item->IsParentFolder()   &&
       !item->IsPlugin() && !StringUtils::StartsWithNoCase(item->GetPath(), "musicsearch://"))
    {
      buttons.Add(CONTEXT_BUTTON_INFO_ALL, 20059);
    }

    // enable query all artist button only in album view
    if (dir.IsArtistDir(item->GetPath()) && !dir.IsAllItem(item->GetPath()) &&
      item->m_bIsFolder && !item->IsVideoDb())
    {
      ADDON::ScraperPtr info;
      m_musicdatabase.GetScraperForPath(item->GetPath(), info, ADDON::ADDON_SCRAPER_ARTISTS);
      if (info && info->Supports(CONTENT_ARTISTS))
        buttons.Add(CONTEXT_BUTTON_INFO_ALL, 21884);
    }

    //Set default or clear default
    NODE_TYPE nodetype = dir.GetDirectoryType(item->GetPath());
    if (!item->IsParentFolder() && !inPlaylists &&
        (nodetype == NODE_TYPE_ROOT     ||
         nodetype == NODE_TYPE_OVERVIEW ||
         nodetype == NODE_TYPE_TOP100))
    {
      if (!item->IsPath(CSettings::Get().GetString("mymusic.defaultlibview")))
        buttons.Add(CONTEXT_BUTTON_SET_DEFAULT, 13335); // set default
      if (!CSettings::Get().GetString("mymusic.defaultlibview").empty())
        buttons.Add(CONTEXT_BUTTON_CLEAR_DEFAULT, 13403); // clear default
    }
    NODE_TYPE childtype = dir.GetDirectoryChildType(item->GetPath());
    if (childtype == NODE_TYPE_ALBUM               ||
        childtype == NODE_TYPE_ARTIST              ||
        nodetype == NODE_TYPE_GENRE                ||
        nodetype == NODE_TYPE_ALBUM                ||
        nodetype == NODE_TYPE_ALBUM_RECENTLY_ADDED ||
        nodetype == NODE_TYPE_ALBUM_COMPILATIONS)
    {
      // we allow the user to set content for
      // 1. general artist and album nodes
      // 2. specific per genre
      // 3. specific per artist
      // 4. specific per album
      buttons.Add(CONTEXT_BUTTON_SET_CONTENT,20195);
    }
    if (item->HasMusicInfoTag() && item->GetMusicInfoTag()->GetArtist().size() > 0)
    {
      CVideoDatabase database;
      database.Open();
      if (database.GetMatchingMusicVideo(StringUtils::Join(item->GetMusicInfoTag()->GetArtist(), g_advancedSettings.m_musicItemSeparator)) > -1)
        buttons.Add(CONTEXT_BUTTON_GO_TO_ARTIST, 20400);
    }
    if (item->HasMusicInfoTag() && item->GetMusicInfoTag()->GetArtist().size() > 0 &&
        item->GetMusicInfoTag()->GetAlbum().size() > 0 &&
        item->GetMusicInfoTag()->GetTitle().size() > 0)
    {
      CVideoDatabase database;
//.........这里部分代码省略.........

//.........这里部分代码省略.........
        !item->IsPlugin() &&
        !StringUtils::StartsWithNoCase(item->GetPath(), "addons://") &&
        (CProfilesManager::GetInstance().GetCurrentProfile().canWriteDatabases() || g_passwordManager.bMasterUser))
      {
        buttons.Add(CONTEXT_BUTTON_SCAN, 13352);
      }
      CGUIMediaWindow::GetContextButtons(itemNumber, buttons);
    }
    else
    {
      CGUIWindowMusicBase::GetContextButtons(itemNumber, buttons);

      CMusicDatabaseDirectory dir;

      // enable query all albums button only in album view
      if (item->IsAlbum() && !dir.IsAllItem(item->GetPath()) &&
          item->m_bIsFolder && !item->IsVideoDb() && !item->IsParentFolder()   &&
         !item->IsPlugin() && !StringUtils::StartsWithNoCase(item->GetPath(), "musicsearch://"))
      {
        buttons.Add(CONTEXT_BUTTON_INFO_ALL, 20059);
      }

      // enable query all artist button only in artist view
      if (dir.IsArtistDir(item->GetPath()) && !dir.IsAllItem(item->GetPath()) &&
        item->m_bIsFolder && !item->IsVideoDb())
      {
        ADDON::ScraperPtr info;
        if(m_musicdatabase.GetScraperForPath(item->GetPath(), info, ADDON::ADDON_SCRAPER_ARTISTS))
        {
          if (info && info->Supports(CONTENT_ARTISTS))
            buttons.Add(CONTEXT_BUTTON_INFO_ALL, 21884);
        }
      }

      //Set default or clear default
      NODE_TYPE nodetype = dir.GetDirectoryType(item->GetPath());
      if (!item->IsParentFolder() && !inPlaylists &&
         (nodetype == NODE_TYPE_ROOT ||
          nodetype == NODE_TYPE_OVERVIEW ||
          nodetype == NODE_TYPE_TOP100))
      {
        if (!item->IsPath(CSettings::GetInstance().GetString(CSettings::SETTING_MYMUSIC_DEFAULTLIBVIEW)))
          buttons.Add(CONTEXT_BUTTON_SET_DEFAULT, 13335); // set default
        if (!CSettings::GetInstance().GetString(CSettings::SETTING_MYMUSIC_DEFAULTLIBVIEW).empty())
          buttons.Add(CONTEXT_BUTTON_CLEAR_DEFAULT, 13403); // clear default
      }
      NODE_TYPE childtype = dir.GetDirectoryChildType(item->GetPath());
      if (childtype == NODE_TYPE_ALBUM ||
          childtype == NODE_TYPE_ARTIST ||
          nodetype == NODE_TYPE_GENRE ||
          nodetype == NODE_TYPE_ALBUM ||
          nodetype == NODE_TYPE_ALBUM_RECENTLY_ADDED ||
          nodetype == NODE_TYPE_ALBUM_COMPILATIONS)
      {
        // we allow the user to set content for
        // 1. general artist and album nodes
        // 2. specific per genre
        // 3. specific per artist
        // 4. specific per album
        buttons.Add(CONTEXT_BUTTON_SET_CONTENT, 20195);
      }
      if (item->HasMusicInfoTag() && !item->GetMusicInfoTag()->GetArtistString().empty())
      {
        CVideoDatabase database;
        database.Open();
        if (database.GetMatchingMusicVideo(item->GetMusicInfoTag()->GetArtistString()) > -1)
          buttons.Add(CONTEXT_BUTTON_GO_TO_ARTIST, 20400);
      }
      if (item->HasMusicInfoTag() && !item->GetMusicInfoTag()->GetArtistString().empty() &&
         !item->GetMusicInfoTag()->GetAlbum().empty() &&
         !item->GetMusicInfoTag()->GetTitle().empty())
      {
        CVideoDatabase database;
        database.Open();
        if (database.GetMatchingMusicVideo(item->GetMusicInfoTag()->GetArtistString(), item->GetMusicInfoTag()->GetAlbum(), item->GetMusicInfoTag()->GetTitle()) > -1)
          buttons.Add(CONTEXT_BUTTON_PLAY_OTHER, 20401);
      }
      if (item->HasVideoInfoTag() && !item->m_bIsFolder)
      {
        if ((CProfilesManager::GetInstance().GetCurrentProfile().canWriteDatabases() || g_passwordManager.bMasterUser) && !item->IsPlugin())
        {
          buttons.Add(CONTEXT_BUTTON_RENAME, 16105);
          buttons.Add(CONTEXT_BUTTON_DELETE, 646);
        }
      }
      if (inPlaylists && URIUtils::GetFileName(item->GetPath()) != "PartyMode.xsp"
                      && (item->IsPlayList() || item->IsSmartPlayList()))
        buttons.Add(CONTEXT_BUTTON_DELETE, 117);

      if (!item->IsReadOnly() && CSettings::GetInstance().GetBool("filelists.allowfiledeletion"))
      {
        buttons.Add(CONTEXT_BUTTON_DELETE, 117);
        buttons.Add(CONTEXT_BUTTON_RENAME, 118);
      }
    }
  }
  // noncontextual buttons

  CGUIWindowMusicBase::GetNonContextButtons(buttons);
}