C++ CFileItemList::GetLabel方法代码示例

bool CGUIWindowGames::GetDirectory(const std::string &strDirectory, CFileItemList& items)
{
  if (!CGUIMediaWindow::GetDirectory(strDirectory, items))
    return false;

  // Set label
  std::string label;
  if (items.GetLabel().empty())
  {
    std::string source;
    if (m_rootDir.IsSource(items.GetPath(), CMediaSourceSettings::GetInstance().GetSources("games"), &source))
      label = std::move(source);
  }

  if (!label.empty())
    items.SetLabel(label);

  // Set content
  std::string content;
  if (items.GetContent().empty())
  {
    if (!items.IsVirtualDirectoryRoot() && // Don't set content for root directory
        !items.IsPlugin())                 // Don't set content for plugins
    {
      content = "games";
    }
  }

  if (!content.empty())
    items.SetContent(content);

  return true;
}

bool CGUIWindowPictures::GetDirectory(const CStdString &strDirectory, CFileItemList& items)
{
  if (!CGUIMediaWindow::GetDirectory(strDirectory, items))
    return false;

  CStdString label;
  if (items.GetLabel().empty() && m_rootDir.IsSource(items.GetPath(), CMediaSourceSettings::Get().GetSources("pictures"), &label)) 
    items.SetLabel(label);

  return true;
}

bool CGUIWindowPictures::GetDirectory(const CStdString &strDirectory, CFileItemList& items)
{
  if (!CGUIMediaWindow::GetDirectory(strDirectory, items))
    return false;

  CStdString label;
  if (items.GetLabel().IsEmpty() && m_rootDir.IsSource(items.m_strPath, g_settings.GetSourcesFromType("pictures"), &label)) 
    items.SetLabel(label);

  return true;
}

bool CGUIWindowPictures::GetDirectory(const std::string &strDirectory, CFileItemList& items)
{
  if (!CGUIMediaWindow::GetDirectory(strDirectory, items))
    return false;

  std::string label;
  if (items.GetLabel().empty() && m_rootDir.IsSource(items.GetPath(), CMediaSourceSettings::GetInstance().GetSources("pictures"), &label))
    items.SetLabel(label);

  if (items.GetContent().empty() && !items.IsVirtualDirectoryRoot() && !items.IsPlugin())
    items.SetContent("images");
  return true;
}

bool CGUIWindowJukeboxSongs::GetDirectory(const CStdString &strDirectory, CFileItemList &items) {
  if (!CGUIWindowJukeboxBase::GetDirectory(strDirectory, items))
    return false;

  // check for .CUE files here.
  items.FilterCueItems();

  CStdString label;
  if (items.GetLabel().IsEmpty() && m_rootDir.IsSource(items.GetPath(), g_settings.GetSourcesFromType("music"), &label))
    items.SetLabel(label);

  return true;
}

void CFileItemList::Assign(const CFileItemList& itemlist, bool append)
{
  CSingleLock lock(m_lock);
  if (!append)
    Clear();
  Append(itemlist);
  SetPath(itemlist.GetPath());
  SetLabel(itemlist.GetLabel());

  m_content = itemlist.m_content;
  m_mapProperties = itemlist.m_mapProperties;
  m_cacheToDisc = itemlist.m_cacheToDisc;
}

bool CGUIWindowMusicSongs::GetDirectory(const CStdString &strDirectory, CFileItemList &items)
{
  if (!CGUIWindowMusicBase::GetDirectory(strDirectory, items))
    return false;

  // check for .CUE files here.
  items.FilterCueItems();

  CStdString label;
  if (items.GetLabel().empty() && m_rootDir.IsSource(items.GetPath(), CMediaSourceSettings::Get().GetSources("music"), &label)) 
    items.SetLabel(label);

  return true;
}

// \brief Set window to a specific directory
// \param strDirectory The directory to be displayed in list/thumb control
// This function calls OnPrepareFileItems() and OnFinalizeFileItems()
bool CGUIMediaWindow::Update(const CStdString &strDirectory)
{
  // TODO: OnInitWindow calls Update() before window path has been set properly.
  if (strDirectory == "?")
    return false;

  // get selected item
  int iItem = m_viewControl.GetSelectedItem();
  CStdString strSelectedItem = "";
  if (iItem >= 0 && iItem < m_vecItems->Size())
  {
    CFileItemPtr pItem = m_vecItems->Get(iItem);
    if (!pItem->IsParentFolder())
    {
      GetDirectoryHistoryString(pItem.get(), strSelectedItem);
    }
  }

  CStdString strOldDirectory = m_vecItems->GetPath();

  m_history.SetSelectedItem(strSelectedItem, strOldDirectory);

  CFileItemList items;
  if (!GetDirectory(strDirectory, items))
  {
    CLog::Log(LOGERROR,"CGUIMediaWindow::GetDirectory(%s) failed", strDirectory.c_str());
    // if the directory is the same as the old directory, then we'll return
    // false.  Else, we assume we can get the previous directory
    if (strDirectory.Equals(strOldDirectory))
      return false;

    // We assume, we can get the parent
    // directory again, but we have to
    // return false to be able to eg. show
    // an error message.
    CStdString strParentPath = m_history.GetParentPath();
    m_history.RemoveParentPath();
    Update(strParentPath);
    return false;
  }

  if (items.GetLabel().IsEmpty())
    items.SetLabel(CUtil::GetTitleFromPath(items.GetPath(), true));

  ClearFileItems();
  m_vecItems->Copy(items);

  // if we're getting the root source listing
  // make sure the path history is clean
  if (strDirectory.IsEmpty())
    m_history.ClearPathHistory();

  int iWindow = GetID();
  int showLabel = 0;
  if (strDirectory.IsEmpty() && (iWindow == WINDOW_MUSIC_FILES ||
                                 iWindow == WINDOW_FILES ||
                                 iWindow == WINDOW_PICTURES ||
                                 iWindow == WINDOW_PROGRAMS))
    showLabel = 1026;
  if (strDirectory.Equals("sources://video/"))
    showLabel = 999;
  if (showLabel && (m_vecItems->Size() == 0 || !m_guiState->DisableAddSourceButtons())) // add 'add source button'
  {
    CStdString strLabel = g_localizeStrings.Get(showLabel);
    CFileItemPtr pItem(new CFileItem(strLabel));
    pItem->SetPath("add");
    pItem->SetIconImage("DefaultAddSource.png");
    pItem->SetLabel(strLabel);
    pItem->SetLabelPreformated(true);
    pItem->m_bIsFolder = true;
    pItem->SetSpecialSort(SORT_ON_BOTTOM);
    m_vecItems->Add(pItem);
  }
  m_iLastControl = GetFocusedControlID();

  //  Ask the derived class if it wants to load additional info
  //  for the fileitems like media info or additional
  //  filtering on the items, setting thumbs.
  OnPrepareFileItems(*m_vecItems);

  // The idea here is to ensure we have something to focus if our file list
  // is empty.  As such, this check MUST be last and ignore the hide parent
  // fileitems settings.
  if (m_vecItems->IsEmpty())
  {
    CFileItemPtr pItem(new CFileItem(".."));
    pItem->SetPath(m_history.GetParentPath());
    pItem->m_bIsFolder = true;
    pItem->m_bIsShareOrDrive = false;
    m_vecItems->AddFront(pItem, 0);
  }

  m_vecItems->FillInDefaultIcons();

  m_guiState.reset(CGUIViewState::GetViewState(GetID(), *m_vecItems));

  FormatAndSort(*m_vecItems);
//.........这里部分代码省略.........

bool CGUIWindowMusicBase::GetDirectory(const std::string &strDirectory, CFileItemList &items)
{
  items.ClearArt();
  bool bResult = CGUIMediaWindow::GetDirectory(strDirectory, items);
  if (bResult)
  {
    CMusicThumbLoader loader;
    loader.FillThumb(items);

    CQueryParams params;
    CDirectoryNode::GetDatabaseInfo(items.GetPath(), params);

    if (params.GetAlbumId() > 0)
    {
      std::map<std::string, std::string> artistArt;
      if (m_musicdatabase.GetArtistArtForItem(params.GetAlbumId(), MediaTypeAlbum, artistArt))
        items.AppendArt(artistArt, MediaTypeArtist);

      std::map<std::string, std::string> albumArt;
      if (m_musicdatabase.GetArtForItem(params.GetAlbumId(), MediaTypeAlbum, albumArt))
        items.AppendArt(albumArt, MediaTypeAlbum);
    }
    if (params.GetArtistId() > 0)
    {
      std::map<std::string, std::string> artistArt;
      if (m_musicdatabase.GetArtForItem(params.GetArtistId(), "artist", artistArt))
        items.AppendArt(artistArt, MediaTypeArtist);
    }

    // add in the "New Playlist" item if we're in the playlists folder
    if ((items.GetPath() == "special://musicplaylists/") && !items.Contains("newplaylist://"))
    {
      CFileItemPtr newPlaylist(new CFileItem(CProfilesManager::GetInstance().GetUserDataItem("PartyMode.xsp"),false));
      newPlaylist->SetLabel(g_localizeStrings.Get(16035));
      newPlaylist->SetLabelPreformated(true);
      newPlaylist->m_bIsFolder = true;
      items.Add(newPlaylist);

      newPlaylist.reset(new CFileItem("newplaylist://", false));
      newPlaylist->SetLabel(g_localizeStrings.Get(525));
      newPlaylist->SetLabelPreformated(true);
      newPlaylist->SetSpecialSort(SortSpecialOnBottom);
      newPlaylist->SetCanQueue(false);
      items.Add(newPlaylist);

      newPlaylist.reset(new CFileItem("newsmartplaylist://music", false));
      newPlaylist->SetLabel(g_localizeStrings.Get(21437));
      newPlaylist->SetLabelPreformated(true);
      newPlaylist->SetSpecialSort(SortSpecialOnBottom);
      newPlaylist->SetCanQueue(false);
      items.Add(newPlaylist);
    }

    // check for .CUE files here.
    items.FilterCueItems();

    std::string label;
    if (items.GetLabel().empty() && m_rootDir.IsSource(items.GetPath(), CMediaSourceSettings::GetInstance().GetSources("music"), &label))
      items.SetLabel(label);
  }

  return bResult;
}