C++ CFileItemList::GetObjectCount方法代码示例

bool CGUIWindowPVRRecordings::GetFilteredItems(const std::string &filter, CFileItemList &items)
{
  bool listchanged = CGUIWindowPVRBase::GetFilteredItems(filter, items);

  int watchMode = CMediaSettings::GetInstance().GetWatchedMode("recordings");

  CFileItemPtr item;
  for (int i = 0; i < items.Size(); i++)
  {
    item = items.Get(i);

    if (item->IsParentFolder()) // Don't delete the go to parent folder
      continue;

    if (!item->HasPVRRecordingInfoTag())
      continue;

    int iPlayCount = item->GetPVRRecordingInfoTag()->GetPlayCount();
    if ((watchMode == WatchedModeWatched && iPlayCount == 0) ||
        (watchMode == WatchedModeUnwatched && iPlayCount > 0))
    {
      items.Remove(i);
      i--;
      listchanged = true;
    }
  }

  // Remove the parent folder item, if it's the only item in the folder.
  if (items.GetObjectCount() == 0 && items.GetFileCount() > 0 && items.Get(0)->IsParentFolder())
    items.Remove(0);

  return listchanged;
}

//  Add an "* All ..." folder to the CFileItemList
//  depending on the child node
void CDirectoryNode::AddQueuingFolder(CFileItemList& items) const
{
  CFileItemPtr pItem;

  // always hide "all" items
  if (g_advancedSettings.m_bVideoLibraryHideAllItems)
    return;

  // no need for "all" item when only one item
  if (items.GetObjectCount() <= 1)
    return;

  // hack - as the season node might return episodes
  auto_ptr<CDirectoryNode> pNode(ParseURL(items.GetPath()));

  switch (pNode->GetChildType())
  {
    case NODE_TYPE_SEASONS:
      {
        CStdString strLabel = g_localizeStrings.Get(20366);
        pItem.reset(new CFileItem(strLabel));  // "All Seasons"
        pItem->SetPath(BuildPath() + "-1/");
        // set the number of watched and unwatched items accordingly
        int watched = 0;
        int unwatched = 0;
        for (int i = 0; i < items.Size(); i++)
        {
          CFileItemPtr item = items[i];
          watched += (int)item->GetProperty("watchedepisodes").asInteger();
          unwatched += (int)item->GetProperty("unwatchedepisodes").asInteger();
        }
        pItem->SetProperty("totalepisodes", watched + unwatched);
        pItem->SetProperty("numepisodes", watched + unwatched); // will be changed later to reflect watchmode setting
        pItem->SetProperty("watchedepisodes", watched);
        pItem->SetProperty("unwatchedepisodes", unwatched);
        if (items.Size() && items[0]->GetVideoInfoTag())
        {
          *pItem->GetVideoInfoTag() = *items[0]->GetVideoInfoTag();
          pItem->GetVideoInfoTag()->m_iSeason = -1;
        }
        pItem->GetVideoInfoTag()->m_strTitle = strLabel;
        pItem->GetVideoInfoTag()->m_iEpisode = watched + unwatched;
        pItem->GetVideoInfoTag()->m_playCount = (unwatched == 0) ? 1 : 0;
        if (XFILE::CFile::Exists(pItem->GetCachedSeasonThumb()))
          pItem->SetThumbnailImage(pItem->GetCachedSeasonThumb());
      }
      break;
    default:
      break;
  }

  if (pItem)
  {
    pItem->m_bIsFolder = true;
    pItem->SetSpecialSort(g_advancedSettings.m_bVideoLibraryAllItemsOnBottom ? SORT_ON_BOTTOM : SORT_ON_TOP);
    pItem->SetCanQueue(false);
    items.Add(pItem);
  }
}

bool CDirectoryNodeSeasons::GetContent(CFileItemList& items) const
{
  CVideoDatabase videodatabase;
  if (!videodatabase.Open())
    return false;

  CQueryParams params;
  CollectQueryParams(params);

  int iFlatten = CSettings::Get().GetInt("videolibrary.flattentvshows");
  bool bSuccess=videodatabase.GetSeasonsNav(BuildPath(), items, params.GetActorId(), params.GetDirectorId(), params.GetGenreId(), params.GetYear(), params.GetTvShowId());
  bool bFlatten = (items.GetObjectCount() == 1 && iFlatten == 1) || iFlatten == 2;
  if (items.GetObjectCount() == 2 && iFlatten == 1)
    if (items[0]->GetVideoInfoTag()->m_iSeason == 0 || items[1]->GetVideoInfoTag()->m_iSeason == 0)
      bFlatten = true; // flatten if one season + specials

  if (iFlatten > 0 && !bFlatten && CMediaSettings::Get().GetWatchedMode("tvshows") == WatchedModeUnwatched)
  {
    int count = 0;
    for(int i = 0; i < items.Size(); i++) 
    {
      if (items[i]->GetProperty("unwatchedepisodes").asInteger() != 0 && items[i]->GetVideoInfoTag()->m_iSeason != 0)
        count++;
    }
    bFlatten = (count < 2); // flatten if there is only 1 unwatched season (not counting specials)
  }

  if (bFlatten)
  { // flatten if one season or flatten always
    items.Clear();

    CVideoDbUrl videoUrl;
    if (!videoUrl.FromString(BuildPath()))
      return false;
  
    videoUrl.AppendPath("-2/");
    bSuccess=videodatabase.GetEpisodesNav(videoUrl.ToString(), items, params.GetGenreId(), params.GetYear(), params.GetActorId(), params.GetDirectorId(), params.GetTvShowId());
    items.SetPath(videoUrl.ToString());
  }

  videodatabase.Close();

  return bSuccess;
}

bool CDirectoryNodeSeasons::GetContent(CFileItemList& items)
{
  CVideoDatabase videodatabase;
  if (!videodatabase.Open())
    return false;

  CQueryParams params;
  CollectQueryParams(params);

  int iFlatten = g_guiSettings.GetInt("videolibrary.flattentvshows");
  bool bSuccess=videodatabase.GetSeasonsNav(BuildPath(), items, params.GetActorId(), params.GetDirectorId(), params.GetGenreId(), params.GetYear(), params.GetTvShowId());
  bool bFlatten = (items.GetObjectCount() == 1 && iFlatten == 1) || iFlatten == 2;
  if (items.GetObjectCount() == 2 && iFlatten == 1)
    if (items[0]->GetVideoInfoTag()->m_iSeason == 0 || items[1]->GetVideoInfoTag()->m_iSeason == 0)
      bFlatten = true; // flatten if one season + specials

  if (!bFlatten && g_settings.GetWatchMode("tvshows") == VIDEO_SHOW_UNWATCHED) 
  {
    int count = 0;
    for(int i = 0; i < items.Size(); i++) 
    {
      if (items[i]->GetPropertyInt("unwatchedepisodes") != 0 && items[i]->GetVideoInfoTag()->m_iSeason != 0)
        count++;
    }
    bFlatten = (count < 2); // flatten if there is only 1 unwatched season (not counting specials)
  }

  if (bFlatten)
  { // flatten if one season or flatten always
    items.Clear();
    bSuccess=videodatabase.GetEpisodesNav(BuildPath()+"-1/",items,params.GetGenreId(),params.GetYear(),params.GetActorId(),params.GetDirectorId(),params.GetTvShowId());
    items.m_strPath = BuildPath()+"-1/";
  }

  videodatabase.Close();

  return bSuccess;
}

bool CGUIMediaWindow::GetFilteredItems(const CStdString &filter, CFileItemList &items)
{
  CStdString trimmedFilter(filter);
  trimmedFilter.TrimLeft().ToLower();
  
  if (trimmedFilter.IsEmpty())
    return true;

  CFileItemList filteredItems;
  bool numericMatch = StringUtils::IsNaturalNumber(trimmedFilter);
  for (int i = 0; i < items.Size(); i++)
  {
    CFileItemPtr item = items.Get(i);
    if (item->IsParentFolder())
    {
      filteredItems.Add(item);
      continue;
    }
    // TODO: Need to update this to get all labels, ideally out of the displayed info (ie from m_layout and m_focusedLayout)
    // though that isn't practical.  Perhaps a better idea would be to just grab the info that we should filter on based on
    // where we are in the library tree.
    // Another idea is tying the filter string to the current level of the tree, so that going deeper disables the filter,
    // but it's re-enabled on the way back out.
    CStdString match;
    /*    if (item->GetFocusedLayout())
     match = item->GetFocusedLayout()->GetAllText();
     else if (item->GetLayout())
     match = item->GetLayout()->GetAllText();
     else*/
    match = item->GetLabel(); // Filter label only for now
    
    if (numericMatch)
      StringUtils::WordToDigits(match);
    
    size_t pos = StringUtils::FindWords(match.c_str(), trimmedFilter.c_str());
    if (pos != CStdString::npos)
      filteredItems.Add(item);
  }

  items.ClearItems();
  items.Append(filteredItems);
  return (items.GetObjectCount() > 0);
}

bool CDirectoryNodeSeasons::GetContent(CFileItemList& items)
{
  CVideoDatabase videodatabase;
  if (!videodatabase.Open())
    return false;

  CQueryParams params;
  CollectQueryParams(params);

  int iFlatten = g_guiSettings.GetInt("videolibrary.flattentvshows");
  bool bSuccess=videodatabase.GetSeasonsNav(BuildPath(), items, params.GetActorId(), params.GetDirectorId(), params.GetGenreId(), params.GetYear(), params.GetTvShowId());
  if ((items.GetObjectCount() == 1 && iFlatten == 1) || iFlatten == 2)
  { // flatten if one season or flatten always
    items.Clear();
    bSuccess=videodatabase.GetEpisodesNav(BuildPath()+"-1/",items,params.GetGenreId(),params.GetYear(),params.GetActorId(),params.GetDirectorId(),params.GetTvShowId());
    items.m_strPath = BuildPath()+"-1/";
  }

  videodatabase.Close();

  return bSuccess;
}

void CGUIMediaWindow::OnFilterItems(const CStdString &filter)
{
  CStdString currentItem;
  int item = m_viewControl.GetSelectedItem();
  if (item >= 0)
    currentItem = m_vecItems->Get(item)->GetPath();
  
  m_viewControl.Clear();
  
  CFileItemList items;
  GetFilteredItems(filter, items);
  if (filter.IsEmpty() || items.GetObjectCount() > 0)
  {
    m_vecItems->ClearItems();
    m_vecItems->Append(items);
    SetProperty("filter", filter);
  }
  
  // and update our view control + buttons
  m_viewControl.SetItems(*m_vecItems);
  m_viewControl.SetSelectedItem(currentItem);
  UpdateButtons();
}

bool CGUIWindowVideoNav::GetDirectory(const std::string &strDirectory, CFileItemList &items)
{
  if (m_thumbLoader.IsLoading())
    m_thumbLoader.StopThread();

  items.ClearArt();
  items.ClearProperties();

  bool bResult = CGUIWindowVideoBase::GetDirectory(strDirectory, items);
  if (bResult)
  {
    if (items.IsVideoDb())
    {
      XFILE::CVideoDatabaseDirectory dir;
      CQueryParams params;
      dir.GetQueryParams(items.GetPath(),params);
      VIDEODATABASEDIRECTORY::NODE_TYPE node = dir.GetDirectoryChildType(items.GetPath());

      int iFlatten = CServiceBroker::GetSettings().GetInt(CSettings::SETTING_VIDEOLIBRARY_FLATTENTVSHOWS);
      int itemsSize = items.GetObjectCount();
      int firstIndex = items.Size() - itemsSize;

      // perform the flattening logic for tvshows with a single (unwatched) season (+ optional special season)
      if (node == NODE_TYPE_SEASONS && !items.IsEmpty())
      {
        // check if the last item is the "All seasons" item which should be ignored for flattening
        if (!items[items.Size() - 1]->HasVideoInfoTag() || items[items.Size() - 1]->GetVideoInfoTag()->m_iSeason < 0)
          itemsSize -= 1;

        bool bFlatten = (itemsSize == 1 && iFlatten == 1) || iFlatten == 2 ||                              // flatten if one one season or if always flatten is enabled
                        (itemsSize == 2 && iFlatten == 1 &&                                                // flatten if one season + specials
                         (items[firstIndex]->GetVideoInfoTag()->m_iSeason == 0 || items[firstIndex + 1]->GetVideoInfoTag()->m_iSeason == 0));

        if (iFlatten > 0 && !bFlatten && (WatchedMode)CMediaSettings::GetInstance().GetWatchedMode("tvshows") == WatchedModeUnwatched)
        {
          int count = 0;
          for(int i = 0; i < items.Size(); i++)
          {
            const CFileItemPtr item = items.Get(i);
            if (item->GetProperty("unwatchedepisodes").asInteger() != 0 && item->GetVideoInfoTag()->m_iSeason > 0)
              count++;
          }
          bFlatten = (count < 2); // flatten if there is only 1 unwatched season (not counting specials)
        }

        if (bFlatten)
        { // flatten if one season or flatten always
          items.Clear();

          CVideoDbUrl videoUrl;
          if (!videoUrl.FromString(items.GetPath()))
            return false;

          videoUrl.AppendPath("-2/");
          return GetDirectory(videoUrl.ToString(), items);
        }
      }

      if (node == VIDEODATABASEDIRECTORY::NODE_TYPE_EPISODES ||
          node == NODE_TYPE_SEASONS                          ||
          node == NODE_TYPE_RECENTLY_ADDED_EPISODES)
      {
        CLog::Log(LOGDEBUG, "WindowVideoNav::GetDirectory");
        // grab the show thumb
        CVideoInfoTag details;
        m_database.GetTvShowInfo("", details, params.GetTvShowId());
        std::map<std::string, std::string> art;
        if (m_database.GetArtForItem(details.m_iDbId, details.m_type, art))
        {
          items.AppendArt(art, details.m_type);
          items.SetArtFallback("fanart", "tvshow.fanart");
          if (node == NODE_TYPE_SEASONS)
          { // set an art fallback for "thumb"
            if (items.HasArt("tvshow.poster"))
              items.SetArtFallback("thumb", "tvshow.poster");
            else if (items.HasArt("tvshow.banner"))
              items.SetArtFallback("thumb", "tvshow.banner");
          }
        }

        // Grab fanart data
        items.SetProperty("fanart_color1", details.m_fanart.GetColor(0));
        items.SetProperty("fanart_color2", details.m_fanart.GetColor(1));
        items.SetProperty("fanart_color3", details.m_fanart.GetColor(2));

        // save the show description (showplot)
        items.SetProperty("showplot", details.m_strPlot);
        items.SetProperty("showtitle", details.m_strShowTitle);

        // the container folder thumb is the parent (i.e. season or show)
        if (itemsSize && (node == NODE_TYPE_EPISODES || node == NODE_TYPE_RECENTLY_ADDED_EPISODES))
        {
          items.SetContent("episodes");

          int seasonID = -1;
          int seasonParam = params.GetSeason();

          // grab all season art when flatten always
          if (seasonParam == -2 && iFlatten == 2)
            seasonParam = -1;
//.........这里部分代码省略.........

bool CGUIWindowVideoNav::ApplyWatchedFilter(CFileItemList &items)
{
  bool listchanged = false;
  CVideoDatabaseDirectory dir;
  NODE_TYPE node = dir.GetDirectoryChildType(items.GetPath());

  // now filter watched items as necessary
  bool filterWatched=false;
  if (node == NODE_TYPE_EPISODES
  ||  node == NODE_TYPE_SEASONS
  ||  node == NODE_TYPE_SETS
  ||  node == NODE_TYPE_TAGS
  ||  node == NODE_TYPE_TITLE_MOVIES
  ||  node == NODE_TYPE_TITLE_TVSHOWS
  ||  node == NODE_TYPE_TITLE_MUSICVIDEOS
  ||  node == NODE_TYPE_RECENTLY_ADDED_EPISODES
  ||  node == NODE_TYPE_RECENTLY_ADDED_MOVIES
  ||  node == NODE_TYPE_RECENTLY_ADDED_MUSICVIDEOS)
    filterWatched = true;
  if (!items.IsVideoDb())
    filterWatched = true;
  if (items.GetContent() == "tvshows" &&
     (items.IsSmartPlayList() || items.IsLibraryFolder()))
    node = NODE_TYPE_TITLE_TVSHOWS; // so that the check below works

  int watchMode = CMediaSettings::GetInstance().GetWatchedMode(m_vecItems->GetContent());

  for (int i = 0; i < items.Size(); i++)
  {
    CFileItemPtr item = items.Get(i);

    if(item->HasVideoInfoTag() && (node == NODE_TYPE_TITLE_TVSHOWS || node == NODE_TYPE_SEASONS))
    {
      if (watchMode == WatchedModeUnwatched)
        item->GetVideoInfoTag()->m_iEpisode = (int)item->GetProperty("unwatchedepisodes").asInteger();
      if (watchMode == WatchedModeWatched)
        item->GetVideoInfoTag()->m_iEpisode = (int)item->GetProperty("watchedepisodes").asInteger();
      if (watchMode == WatchedModeAll)
        item->GetVideoInfoTag()->m_iEpisode = (int)item->GetProperty("totalepisodes").asInteger();
      item->SetProperty("numepisodes", item->GetVideoInfoTag()->m_iEpisode);
      listchanged = true;
    }

    if (filterWatched)
    {
      if(!item->IsParentFolder() && // Don't delete the go to parent folder
         ((watchMode == WatchedModeWatched   && item->GetVideoInfoTag()->GetPlayCount() == 0) ||
          (watchMode == WatchedModeUnwatched && item->GetVideoInfoTag()->GetPlayCount() > 0)))
      {
        items.Remove(i);
        i--;
        listchanged = true;
      }
    }
  }

  // Remove the parent folder icon, if it's the only thing in the folder. This is needed for hiding seasons.
  if (items.GetObjectCount() == 0 && items.GetFileCount() > 0 && items.Get(0)->IsParentFolder())
      items.Remove(0);

  if(node == NODE_TYPE_TITLE_TVSHOWS || node == NODE_TYPE_SEASONS)
  {
    // the watched filter may change the "numepisodes" property which is reflected in the TV_SHOWS and SEASONS nodes
    // therefore, the items labels have to be refreshed, and possibly the list needs resorting as well.
    items.ClearSortState(); // this is needed to force resorting even if sort method did not change
    FormatAndSort(items);
  }

  return listchanged;
}

//  Add an "* All ..." folder to the CFileItemList
//  depending on the child node
void CDirectoryNode::AddQueuingFolder(CFileItemList& items) const
{
  CFileItemPtr pItem;

  CMusicDbUrl musicUrl;
  if (!musicUrl.FromString(BuildPath()))
    return;

  // always hide "all" items
  if (g_advancedSettings.m_bMusicLibraryHideAllItems)
    return;

  // no need for "all" item when only one item
  if (items.GetObjectCount() <= 1)
    return;

  switch (GetChildType())
  {
    //  Have no queuing folder
  case NODE_TYPE_ROOT:
  case NODE_TYPE_OVERVIEW:
  case NODE_TYPE_TOP100:
    break;

  /* no need for all genres
  case NODE_TYPE_GENRE:
    pItem.reset(new CFileItem(g_localizeStrings.Get(15105)));  // "All Genres"
    musicUrl.AppendPath("-1/");
    pItem->SetPath(musicUrl.ToString());
    break;
  */

  case NODE_TYPE_ARTIST:
    if (GetType() == NODE_TYPE_OVERVIEW) return;
    pItem.reset(new CFileItem(g_localizeStrings.Get(15103)));  // "All Artists"
    musicUrl.AppendPath("-1/");
    pItem->SetPath(musicUrl.ToString());
    break;

    //  All album related nodes
  case NODE_TYPE_ALBUM:
    if (GetType() == NODE_TYPE_OVERVIEW) return;
  case NODE_TYPE_ALBUM_RECENTLY_PLAYED:
  case NODE_TYPE_ALBUM_RECENTLY_ADDED:
  case NODE_TYPE_ALBUM_COMPILATIONS:
  case NODE_TYPE_ALBUM_TOP100:
  case NODE_TYPE_YEAR_ALBUM:
    pItem.reset(new CFileItem(g_localizeStrings.Get(15102)));  // "All Albums"
    musicUrl.AppendPath("-1/");
    pItem->SetPath(musicUrl.ToString());
    break;

    //  All song related nodes
/*  case NODE_TYPE_ALBUM_RECENTLY_PLAYED_SONGS:
  case NODE_TYPE_ALBUM_RECENTLY_ADDED_SONGS:
  case NODE_TYPE_ALBUM_COMPILATIONS_SONGS:
  case NODE_TYPE_ALBUM_TOP100_SONGS:
  case NODE_TYPE_SONG_TOP100:
  case NODE_TYPE_SONG:
    pItem = new CFileItem(g_localizeStrings.Get(15104));  // "All Songs"
    musicUrl.AppendPath("-1/");
    pItem->SetPath(musicUrl.ToString());
    break;*/
  default:
    break;
  }

  if (pItem)
  {
    pItem->m_bIsFolder = true;
    pItem->SetSpecialSort(g_advancedSettings.m_bMusicLibraryAllItemsOnBottom ? SortSpecialOnBottom : SortSpecialOnTop);
    pItem->SetCanQueue(false);
    pItem->SetLabelPreformated(true);
    if (g_advancedSettings.m_bMusicLibraryAllItemsOnBottom)
      items.Add(pItem);
    else
      items.AddFront(pItem, (items.Size() > 0 && items[0]->IsParentFolder()) ? 1 : 0);
  }
}

//  Add an "* All ..." folder to the CFileItemList
//  depending on the child node
void CDirectoryNode::AddQueuingFolder(CFileItemList& items) const
{
  CFileItemPtr pItem;

  // always show "all" items by default
  if (!CSettings::Get().GetBool(CSettings::SETTING_VIDEOLIBRARY_SHOWALLITEMS))
    return;

  // no need for "all" item when only one item
  if (items.GetObjectCount() <= 1)
    return;

  CVideoDbUrl videoUrl;
  if (!videoUrl.FromString(BuildPath()))
    return;

  // hack - as the season node might return episodes
  unique_ptr<CDirectoryNode> pNode(ParseURL(items.GetPath()));

  switch (pNode->GetChildType())
  {
    case NODE_TYPE_SEASONS:
      {
        std::string strLabel = g_localizeStrings.Get(20366);
        pItem.reset(new CFileItem(strLabel));  // "All Seasons"
        videoUrl.AppendPath("-1/");
        pItem->SetPath(videoUrl.ToString());
        // set the number of watched and unwatched items accordingly
        int watched = 0;
        int unwatched = 0;
        for (int i = 0; i < items.Size(); i++)
        {
          CFileItemPtr item = items[i];
          watched += (int)item->GetProperty("watchedepisodes").asInteger();
          unwatched += (int)item->GetProperty("unwatchedepisodes").asInteger();
        }
        pItem->SetProperty("totalepisodes", watched + unwatched);
        pItem->SetProperty("numepisodes", watched + unwatched); // will be changed later to reflect watchmode setting
        pItem->SetProperty("watchedepisodes", watched);
        pItem->SetProperty("unwatchedepisodes", unwatched);
        if (items.Size() && items[0]->GetVideoInfoTag())
        {
          *pItem->GetVideoInfoTag() = *items[0]->GetVideoInfoTag();
          pItem->GetVideoInfoTag()->m_iSeason = -1;
        }
        pItem->GetVideoInfoTag()->m_strTitle = strLabel;
        pItem->GetVideoInfoTag()->m_iEpisode = watched + unwatched;
        pItem->GetVideoInfoTag()->m_playCount = (unwatched == 0) ? 1 : 0;
        CVideoDatabase db;
        if (db.Open())
        {
          pItem->GetVideoInfoTag()->m_iDbId = db.GetSeasonId(pItem->GetVideoInfoTag()->m_iIdShow, -1);
          db.Close();
        }
        pItem->GetVideoInfoTag()->m_type = MediaTypeSeason;
      }
      break;
    case NODE_TYPE_MUSICVIDEOS_ALBUM:
      pItem.reset(new CFileItem(g_localizeStrings.Get(15102)));  // "All Albums"
      videoUrl.AppendPath("-1/");
      pItem->SetPath(videoUrl.ToString());
      break;
    default:
      break;
  }

  if (pItem)
  {
    pItem->m_bIsFolder = true;
    pItem->SetSpecialSort(g_advancedSettings.m_bVideoLibraryAllItemsOnBottom ? SortSpecialOnBottom : SortSpecialOnTop);
    pItem->SetCanQueue(false);
    items.Add(pItem);
  }
}