C++ CFileItemPtr::IsParentFolder方法代码示例

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

  if (item && !item->GetProperty("pluginreplacecontextitems").asBoolean())
  {
    if (item && !item->IsParentFolder())
    {
      if (item->CanQueue() && !item->IsAddonsPath())
      {
        buttons.Add(CONTEXT_BUTTON_QUEUE_ITEM, 13347); //queue

        // allow a folder to be ad-hoc queued and played by the default player
        if (item->m_bIsFolder || (item->IsPlayList() &&
           !g_advancedSettings.m_playlistAsFolders))
        {
          buttons.Add(CONTEXT_BUTTON_PLAY_ITEM, 208); // Play
        }
        else
        { // check what players we have, if we have multiple display play with option
          VECPLAYERCORES vecCores;
          CPlayerCoreFactory::GetInstance().GetPlayers(*item, vecCores);
          if (vecCores.size() >= 1)
            buttons.Add(CONTEXT_BUTTON_PLAY_WITH, 15213); // Play With...
        }
        if (item->IsSmartPlayList())
        {
            buttons.Add(CONTEXT_BUTTON_PLAY_PARTYMODE, 15216); // Play in Partymode
        }

        if (item->IsSmartPlayList() || m_vecItems->IsSmartPlayList())
          buttons.Add(CONTEXT_BUTTON_EDIT_SMART_PLAYLIST, 586);
        else if (item->IsPlayList() || m_vecItems->IsPlayList())
          buttons.Add(CONTEXT_BUTTON_EDIT, 586);
      }
    }
  }
  CGUIMediaWindow::GetContextButtons(itemNumber, buttons);
}

bool CPluginDirectory::HasPlugins(const CStdString &type)
{
  CStdString path = _P("U:\\plugins\\");
  CUtil::AddFileToFolder(path, type, path);
  CFileItemList items;
  if (CDirectory::GetDirectory(path, items, "/", false))
  {
    for (int i = 0; i < items.Size(); i++)
    {
      CFileItemPtr item = items[i];
      if (item->m_bIsFolder && !item->IsParentFolder() && !item->m_bIsShareOrDrive)
      {
        CStdString defaultPY;
        CUtil::AddFileToFolder(item->m_strPath, "default.py", defaultPY);
        if (XFILE::CFile::Exists(defaultPY))
          return true;
      }
    }
  }
  return false;
}

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

  // flatten any folders
  for (int i = 0; i < items.Size(); i++)
  {
    CFileItemPtr item = items[i];
    if (item->m_bIsFolder && !item->IsParentFolder() && !item->m_bIsShareOrDrive && !item->GetLabel().Left(1).Equals("."))
    { // folder item - let's check for a default.py file, and flatten if we have one
      CStdString defaultPY;
      CUtil::AddFileToFolder(item->m_strPath, "default.py", defaultPY);
      if (!CFile::Exists(defaultPY)) {
         CUtil::AddFileToFolder(item->m_strPath, "Default.py", defaultPY);
         if (!CFile::Exists(defaultPY)) {
            CUtil::AddFileToFolder(item->m_strPath, "DEFAULT.PY", defaultPY);
         }
      }

      if (CFile::Exists(defaultPY))
      { // yes, format the item up
        item->m_strPath = defaultPY;
        item->m_bIsFolder = false;
        item->FillInDefaultIcon();
        item->SetLabelPreformated(true);
      }
    }
    if (item->GetLabel().Equals("autoexec.py") || (item->GetLabel().Left(1).Equals(".") && !item->IsParentFolder()))
    {
      items.Remove(i);
      i--;
    }
  }

  items.SetProgramThumbs();

  return true;
}

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

  if (!item)
    return;

  // user added buttons
  CStdString label;
  CStdString action;
  for (int i = CONTEXT_BUTTON_USER1; i <= CONTEXT_BUTTON_USER10; i++)
  {
    label.Format("contextmenulabel(%i)", i - CONTEXT_BUTTON_USER1);
    if (item->GetProperty(label).empty())
      break;

    action.Format("contextmenuaction(%i)", i - CONTEXT_BUTTON_USER1);
    if (item->GetProperty(action).empty())
      break;

    buttons.Add((CONTEXT_BUTTON)i, item->GetProperty(label).asString());
  }

  if (item->GetProperty("pluginreplacecontextitems").asBoolean())
    return;

  // TODO: FAVOURITES Conditions on masterlock and localisation
  if (!item->IsParentFolder() && !item->GetPath().Equals("add") && !item->GetPath().Equals("newplaylist://") &&
      !item->GetPath().Left(19).Equals("newsmartplaylist://") && !item->IsAddonsPath())
  {
    if (CFavourites::IsFavourite(item.get(), GetID()))
      buttons.Add(CONTEXT_BUTTON_ADD_FAVOURITE, 14077);     // Remove Favourite
    else
      buttons.Add(CONTEXT_BUTTON_ADD_FAVOURITE, 14076);     // Add To Favourites;
  }
}

// \brief With this function you can react on a users click in the list/thumb panel.
// It returns true, if the click is handled.
// This function calls OnPlayMedia()
bool CGUIMediaWindow::OnClick(int iItem)
{
  if ( iItem < 0 || iItem >= (int)m_vecItems->Size() ) return true;
  CFileItemPtr pItem = m_vecItems->Get(iItem);

  if (pItem->IsParentFolder())
  {
    GoParentFolder();
    return true;
  }
  else if (pItem->m_bIsFolder)
  {
    if ( pItem->m_bIsShareOrDrive )
    {
      const CStdString& strLockType=m_guiState->GetLockType();
      ASSERT(g_settings.m_vecProfiles.size() > 0);
      if (g_settings.m_vecProfiles[0].getLockMode() != LOCK_MODE_EVERYONE)
        if (!strLockType.IsEmpty() && !g_passwordManager.IsItemUnlocked(pItem.get(), strLockType))
            return true;

      if (!HaveDiscOrConnection(pItem->m_strPath, pItem->m_iDriveType))
        return true;
    }

    // remove the directory cache if the folder is not normally cached
    CFileItemList items(pItem->m_strPath);
    if (!items.AlwaysCache())
      items.RemoveDiscCache();

    CFileItem directory(*pItem);
    if (!Update(directory.m_strPath))
      ShowShareErrorMessage(&directory);

    return true;
  }
  else if (pItem->IsPlugin() && pItem->GetProperty("isplayable") != "true")
  {
    return DIRECTORY::CPluginDirectory::RunScriptWithParams(pItem->m_strPath);
  }
  else
  {
    m_iSelectedItem = m_viewControl.GetSelectedItem();

    if (pItem->m_strPath == "newplaylist://")
    {
      m_vecItems->RemoveDiscCache();
      m_gWindowManager.ActivateWindow(WINDOW_MUSIC_PLAYLIST_EDITOR,"newplaylist://");
      return true;
    }
    else if (pItem->m_strPath.Left(19).Equals("newsmartplaylist://"))
    {
      m_vecItems->RemoveDiscCache();
      if (CGUIDialogSmartPlaylistEditor::NewPlaylist(pItem->m_strPath.Mid(19)))
        Update(m_vecItems->m_strPath);
      return true;
    }

    if (m_guiState.get() && m_guiState->AutoPlayNextItem() && !g_partyModeManager.IsEnabled() && !pItem->IsPlayList())
    {
      // TODO: music videos!
      if (pItem->m_strPath == "add" && pItem->GetLabel() == g_localizeStrings.Get(1026) && m_guiState->GetPlaylist() == PLAYLIST_MUSIC) // 'add source button' in empty root
      {
        if (CGUIDialogMediaSource::ShowAndAddMediaSource("music"))
        {
          Update("");
          return true;
        }
        return false;
      }

      //play and add current directory to temporary playlist
      int iPlaylist=m_guiState->GetPlaylist();
      if (iPlaylist != PLAYLIST_NONE)
      {
        g_playlistPlayer.ClearPlaylist(iPlaylist);
        g_playlistPlayer.Reset();
        int songToPlay = 0;
        CFileItemList queueItems;
        for ( int i = 0; i < m_vecItems->Size(); i++ )
        {
          CFileItemPtr item = m_vecItems->Get(i);

          if (item->m_bIsFolder)
            continue;

          if (!item->IsPlayList() && !item->IsZIP() && !item->IsRAR())
            queueItems.Add(item);

          if (item == pItem)
          { // item that was clicked
            songToPlay = queueItems.Size() - 1;
          }
        }
        g_playlistPlayer.Add(iPlaylist, queueItems);

        // Save current window and directory to know where the selected item was
        if (m_guiState.get())
//.........这里部分代码省略.........

void CGUIWindowFileManager::OnPopupMenu(int list, int item, bool bContextDriven /* = true */)
{
  if (list < 0 || list > 2) return ;
  bool bDeselect = SelectItem(list, item);
  // calculate the position for our menu
  float posX = 200;
  float posY = 100;
  const CGUIControl *pList = GetControl(CONTROL_LEFT_LIST + list);
  if (pList)
  {
    posX = pList->GetXPosition() + pList->GetWidth() / 2;
    posY = pList->GetYPosition() + pList->GetHeight() / 2;
  }

  CFileItemPtr pItem = m_vecItems[list]->Get(item);
  if (!pItem.get())
    return;

  if (m_Directory[list]->IsVirtualDirectoryRoot())
  {
    if (item < 0)
    { // TODO: We should add the option here for shares to be added if there aren't any
      return ;
    }

    // and do the popup menu
    if (CGUIDialogContextMenu::SourcesMenu("files", pItem, posX, posY))
    {
      m_rootDir.SetSources(g_settings.m_fileSources);
      if (m_Directory[1 - list]->IsVirtualDirectoryRoot())
        Refresh();
      else
        Refresh(list);
      return ;
    }
    pItem->Select(false);
    return ;
  }
  // popup the context menu
  CGUIDialogContextMenu *pMenu = (CGUIDialogContextMenu *)m_gWindowManager.GetWindow(WINDOW_DIALOG_CONTEXT_MENU);
  if (pMenu)
  {
    bool showEntry = false;
    if (item >= m_vecItems[list]->Size()) item = -1;
    if (item >= 0)
      showEntry=(!pItem->IsParentFolder() || (pItem->IsParentFolder() && m_vecItems[list]->GetSelectedCount()>0));

    // determine available players
    VECPLAYERCORES vecCores;
    CPlayerCoreFactory::GetPlayers(*pItem, vecCores);

    // load our menu
    pMenu->Initialize();
    // add the needed buttons
    int btn_SelectAll = pMenu->AddButton(188); // SelectAll

    int btn_HandleFavourite;  // Add/Remove Favourite
    if (CFavourites::IsFavourite(pItem.get(), GetID()))
      btn_HandleFavourite = pMenu->AddButton(14077);
    else
      btn_HandleFavourite = pMenu->AddButton(14076);

    int btn_PlayUsing = pMenu->AddButton(15213); // Play Using ..
    int btn_Rename = pMenu->AddButton(118); // Rename
    int btn_Delete = pMenu->AddButton(117); // Delete
    int btn_Copy = pMenu->AddButton(115); // Copy
    int btn_Move = pMenu->AddButton(116); // Move
    int btn_NewFolder = pMenu->AddButton(20309); // New Folder
    int btn_Size = pMenu->AddButton(13393); // Calculate Size
    int btn_Settings = pMenu->AddButton(5);     // Settings
    int btn_GoToRoot = pMenu->AddButton(20128); // Go To Root
    int btn_Switch = pMenu->AddButton(523);     // switch media

    pMenu->EnableButton(btn_SelectAll, item >= 0);
    pMenu->EnableButton(btn_HandleFavourite, item >=0 && !pItem->IsParentFolder());
    pMenu->EnableButton(btn_PlayUsing, item >= 0 && vecCores.size() > 1);
    pMenu->EnableButton(btn_Rename, item >= 0 && CanRename(list) && !pItem->IsParentFolder());
    pMenu->EnableButton(btn_Delete, item >= 0 && CanDelete(list) && showEntry);
    pMenu->EnableButton(btn_Copy, item >= 0 && CanCopy(list) && showEntry);
    pMenu->EnableButton(btn_Move, item >= 0 && CanMove(list) && showEntry);
    pMenu->EnableButton(btn_NewFolder, CanNewFolder(list));
    pMenu->EnableButton(btn_Size, item >=0 && pItem->m_bIsFolder && !pItem->IsParentFolder());

    // position it correctly
    pMenu->OffsetPosition(posX, posY);
    pMenu->DoModal();
    int btnid = pMenu->GetButton();
    if (btnid == btn_SelectAll)
    {
      OnSelectAll(list);
      bDeselect=false;
    }
    if (btnid == btn_HandleFavourite)
    {
      CFavourites::AddOrRemove(pItem.get(), GetID());
      return;
    }
    if (btnid == btn_PlayUsing)
    {
      VECPLAYERCORES vecCores;
//.........这里部分代码省略.........

// \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)
{
  // 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->m_strPath;

  m_history.SetSelectedItem(strSelectedItem, strOldDirectory);

  ClearFileItems();
  m_vecItems->ClearProperties();
  m_vecItems->SetThumbnailImage("");

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

  int iWindow = GetID();
  bool bOkay = (iWindow == WINDOW_MUSIC_FILES || iWindow == WINDOW_VIDEO_FILES || iWindow == WINDOW_FILES || iWindow == WINDOW_PICTURES || iWindow == WINDOW_PROGRAMS);
  if (strDirectory.IsEmpty() && bOkay && (m_vecItems->Size() == 0 || !m_guiState->DisableAddSourceButtons())) // add 'add source button'
  {
    CStdString strLabel = g_localizeStrings.Get(1026);
    CFileItemPtr pItem(new CFileItem(strLabel));
    pItem->m_strPath = "add";
    pItem->SetThumbnailImage("DefaultAddSource.png");
    pItem->SetLabel(strLabel);
    pItem->SetLabelPreformated(true);
    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);

  m_vecItems->FillInDefaultIcons();

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

  FormatAndSort(*m_vecItems);

  // Ask the devived class if it wants to do custom list operations,
  // eg. changing the label
  OnFinalizeFileItems(*m_vecItems);
  UpdateButtons();

  m_viewControl.SetItems(*m_vecItems);

  strSelectedItem = m_history.GetSelectedItem(m_vecItems->m_strPath);

  bool bSelectedFound = false;
  //int iSongInDirectory = -1;
  for (int i = 0; i < m_vecItems->Size(); ++i)
  {
    CFileItemPtr pItem = m_vecItems->Get(i);

    // Update selected item
    if (!bSelectedFound)
    {
      CStdString strHistory;
      GetDirectoryHistoryString(pItem.get(), strHistory);
      if (strHistory == strSelectedItem)
      {
        m_viewControl.SetSelectedItem(i);
        bSelectedFound = true;
      }
    }
  }
//.........这里部分代码省略.........

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

  CGUIWindowVideoBase::GetContextButtons(itemNumber, buttons);

  if (item && item->GetProperty("pluginreplacecontextitems").asBoolean())
    return;

  CVideoDatabaseDirectory dir;
  NODE_TYPE node = dir.GetDirectoryChildType(m_vecItems->GetPath());

  if (!item)
  {
    // nothing to do here
  }
  else if (m_vecItems->IsPath("sources://video/"))
  {
    // get the usual shares
    CGUIDialogContextMenu::GetContextButtons("video", item, buttons);
    // add scan button somewhere here
    if (g_application.IsVideoScanning())
      buttons.Add(CONTEXT_BUTTON_STOP_SCANNING, 13353);  // Stop Scanning
    if (!item->IsDVD() && item->GetPath() != "add" && !item->IsParentFolder() &&
        (CProfilesManager::GetInstance().GetCurrentProfile().canWriteDatabases() || g_passwordManager.bMasterUser))
    {
      CVideoDatabase database;
      database.Open();
      ADDON::ScraperPtr info = database.GetScraperForPath(item->GetPath());

      if (!item->IsLiveTV() && !item->IsPlugin() && !item->IsAddonsPath() && !URIUtils::IsUPnP(item->GetPath()))
      {
        if (info && info->Content() != CONTENT_NONE)
        {
          buttons.Add(CONTEXT_BUTTON_SET_CONTENT, 20442);
          buttons.Add(CONTEXT_BUTTON_SCAN, 13349);
        }
        else
          buttons.Add(CONTEXT_BUTTON_SET_CONTENT, 20333);
      }
    }
  }
  else
  {
    // are we in the playlists location?
    bool inPlaylists = m_vecItems->IsPath(CUtil::VideoPlaylistsLocation()) ||
                       m_vecItems->IsPath("special://videoplaylists/");

    if (item->HasVideoInfoTag() && !item->GetVideoInfoTag()->m_artist.empty())
    {
      CMusicDatabase database;
      database.Open();
      if (database.GetArtistByName(StringUtils::Join(item->GetVideoInfoTag()->m_artist, g_advancedSettings.m_videoItemSeparator)) > -1)
        buttons.Add(CONTEXT_BUTTON_GO_TO_ARTIST, 20396);
    }
    if (item->HasVideoInfoTag() && item->GetVideoInfoTag()->m_strAlbum.size() > 0)
    {
      CMusicDatabase database;
      database.Open();
      if (database.GetAlbumByName(item->GetVideoInfoTag()->m_strAlbum) > -1)
        buttons.Add(CONTEXT_BUTTON_GO_TO_ALBUM, 20397);
    }
    if (item->HasVideoInfoTag() && item->GetVideoInfoTag()->m_strAlbum.size() > 0 &&
        item->GetVideoInfoTag()->m_artist.size() > 0                              &&
        item->GetVideoInfoTag()->m_strTitle.size() > 0)
    {
      CMusicDatabase database;
      database.Open();
      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://"))
        {
//.........这里部分代码省略.........

bool CGUIWindowFileManager::Update(int iList, const std::string &strDirectory)
{
  // get selected item
  int iItem = GetSelectedItem(iList);
  std::string strSelectedItem = "";

  if (iItem >= 0 && iItem < (int)m_vecItems[iList]->Size())
  {
    CFileItemPtr pItem = m_vecItems[iList]->Get(iItem);
    if (!pItem->IsParentFolder())
    {
      GetDirectoryHistoryString(pItem.get(), strSelectedItem);
      m_history[iList].SetSelectedItem(strSelectedItem, m_Directory[iList]->GetPath());
    }
  }

  std::string strOldDirectory=m_Directory[iList]->GetPath();
  m_Directory[iList]->SetPath(strDirectory);

  CFileItemList items;
  if (!GetDirectory(iList, m_Directory[iList]->GetPath(), items))
  {
    if (strDirectory != strOldDirectory && GetDirectory(iList, strOldDirectory, items))
      m_Directory[iList]->SetPath(strOldDirectory); // Fallback to old (previous) path)
    else
      Update(iList, ""); // Fallback to root

    return false;
  }

  m_history[iList].SetSelectedItem(strSelectedItem, strOldDirectory);

  ClearFileItems(iList);

  m_vecItems[iList]->Append(items);
  m_vecItems[iList]->SetPath(items.GetPath());

  std::string strParentPath;
  URIUtils::GetParentPath(strDirectory, strParentPath);
  if (strDirectory.empty() && (m_vecItems[iList]->Size() == 0 || CSettings::GetInstance().GetBool(CSettings::SETTING_FILELISTS_SHOWADDSOURCEBUTTONS)))
  { // add 'add source button'
    std::string strLabel = g_localizeStrings.Get(1026);
    CFileItemPtr pItem(new CFileItem(strLabel));
    pItem->SetPath("add");
    pItem->SetIconImage("DefaultAddSource.png");
    pItem->SetLabel(strLabel);
    pItem->SetLabelPreformated(true);
    pItem->m_bIsFolder = true;
    pItem->SetSpecialSort(SortSpecialOnBottom);
    m_vecItems[iList]->Add(pItem);
  }
  else if (items.IsEmpty() || CSettings::GetInstance().GetBool(CSettings::SETTING_FILELISTS_SHOWPARENTDIRITEMS))
  {
    CFileItemPtr pItem(new CFileItem(".."));
    pItem->SetPath(m_rootDir.IsSource(strDirectory) ? "" : strParentPath);
    pItem->m_bIsFolder = true;
    pItem->m_bIsShareOrDrive = false;
    m_vecItems[iList]->AddFront(pItem, 0);
  }

  m_strParentPath[iList] = (m_rootDir.IsSource(strDirectory) ? "" : strParentPath);

  if (strDirectory.empty())
  {
    CFileItemPtr pItem(new CFileItem("special://profile/", true));
    pItem->SetLabel(g_localizeStrings.Get(20070));
    pItem->SetArt("thumb", "DefaultFolder.png");
    pItem->SetLabelPreformated(true);
    m_vecItems[iList]->Add(pItem);
  }

  // if we have a .tbn file, use itself as the thumb
  for (int i = 0; i < (int)m_vecItems[iList]->Size(); i++)
  {
    CFileItemPtr pItem = m_vecItems[iList]->Get(i);
    if (pItem->IsHD() &&
        URIUtils::HasExtension(pItem->GetPath(), ".tbn"))
    {
      pItem->SetArt("thumb", pItem->GetPath());
    }
  }
  m_vecItems[iList]->FillInDefaultIcons();

  OnSort(iList);
  UpdateButtons();

  int item = 0;
  strSelectedItem = m_history[iList].GetSelectedItem(m_Directory[iList]->GetPath());
  for (int i = 0; i < m_vecItems[iList]->Size(); ++i)
  {
    CFileItemPtr pItem = m_vecItems[iList]->Get(i);
    std::string strHistory;
    GetDirectoryHistoryString(pItem.get(), strHistory);
    if (strHistory == strSelectedItem)
    {
      item = i;
      break;
    }
  }
  UpdateControl(iList, item);
//.........这里部分代码省略.........

// \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.........

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->GetPath().Equals(CUtil::MusicPlaylistsLocation()) ||
                       m_vecItems->GetPath().Equals("special://musicplaylists/");

    if (m_vecItems->IsVirtualDirectoryRoot() || m_vecItems->GetPath() == "sources://music/")
    {
      // get the usual music shares, and anything for all media windows
      CGUIDialogContextMenu::GetContextButtons("music", item, buttons);
#ifdef HAS_DVD_DRIVE
      // enable Rip CD an audio disc
      if (g_mediaManager.IsDiscInDrive() && item->IsCDDA())
      {
        // those cds can also include Audio Tracks: CDExtra and MixedMode!
        CCdInfo *pCdInfo = g_mediaManager.GetCdInfo();
        if (pCdInfo->IsAudio(1) || pCdInfo->IsCDExtra(1) || pCdInfo->IsMixedMode(1))
        {
          if (CJobManager::GetInstance().IsProcessing("cdrip"))
            buttons.Add(CONTEXT_BUTTON_CANCEL_RIP_CD, 14100);
          else
            buttons.Add(CONTEXT_BUTTON_RIP_CD, 600);
        }
      }
#endif
      CGUIMediaWindow::GetContextButtons(itemNumber, buttons);
    }
    else
    {
      CGUIWindowMusicBase::GetContextButtons(itemNumber, buttons);
      if (item->GetProperty("pluginreplacecontextitems").asBoolean())
        return;
      if (!item->IsPlayList() && !item->IsPlugin() && !item->IsScript())
      {
        if (item->IsAudio())
          buttons.Add(CONTEXT_BUTTON_SONG_INFO, 658); // Song Info
        else if (!item->IsParentFolder() &&
                 !StringUtils::StartsWithNoCase(item->GetPath(), "new") && item->m_bIsFolder)
        {
#if 0
          if (m_musicdatabase.GetAlbumIdByPath(item->GetPath()) > -1)
#endif
            buttons.Add(CONTEXT_BUTTON_INFO, 13351); // Album Info
        }
      }

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

      // enable CDDB lookup if the current dir is CDDA
      if (g_mediaManager.IsDiscInDrive() && m_vecItems->IsCDDA() &&
         (CProfilesManager::Get().GetCurrentProfile().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 || CSettings::Get().GetBool("filelists.allowfiledeletion"))
        {
          buttons.Add(CONTEXT_BUTTON_DELETE, 117);
          buttons.Add(CONTEXT_BUTTON_RENAME, 118);
        }
      }
    }

    // Add the scan button(s)
    if (g_application.IsMusicScanning())
      buttons.Add(CONTEXT_BUTTON_STOP_SCANNING, 13353); // Stop Scanning
    else if (!inPlaylists && !m_vecItems->IsInternetStream()           &&
             !item->GetPath().Equals("add") && !item->IsParentFolder() &&
             !item->IsPlugin()                                         &&
             !StringUtils::StartsWithNoCase(item->GetPath(), "addons://")              &&
            (CProfilesManager::Get().GetCurrentProfile().canWriteDatabases() || g_passwordManager.bMasterUser))
    {
      buttons.Add(CONTEXT_BUTTON_SCAN, 13352);
    }
    if (item->IsPlugin() || item->IsScript() || m_vecItems->IsPlugin())
      buttons.Add(CONTEXT_BUTTON_PLUGIN_SETTINGS, 1045);
  }
  if (!m_vecItems->IsVirtualDirectoryRoot() && !m_vecItems->IsPlugin())
    buttons.Add(CONTEXT_BUTTON_SWITCH_MEDIA, 523);
  CGUIWindowMusicBase::GetNonContextButtons(buttons);
}

void CGUIWindowMusicNav::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->IsPath(CUtil::MusicPlaylistsLocation()) ||
                       m_vecItems->IsPath("special://musicplaylists/");

    if (m_vecItems->IsPath("sources://music/"))
    {
      // get the usual music shares, and anything for all media windows
      CGUIDialogContextMenu::GetContextButtons("music", item, buttons);
#ifdef HAS_DVD_DRIVE
      // enable Rip CD an audio disc
      if (g_mediaManager.IsDiscInDrive() && item->IsCDDA())
      {
        // those cds can also include Audio Tracks: CDExtra and MixedMode!
        MEDIA_DETECT::CCdInfo *pCdInfo = g_mediaManager.GetCdInfo();
        if (pCdInfo->IsAudio(1) || pCdInfo->IsCDExtra(1) || pCdInfo->IsMixedMode(1))
        {
          if (CJobManager::GetInstance().IsProcessing("cdrip"))
            buttons.Add(CONTEXT_BUTTON_CANCEL_RIP_CD, 14100);
          else
            buttons.Add(CONTEXT_BUTTON_RIP_CD, 600);
        }
      }
#endif
      // Add the scan button(s)
      if (g_application.IsMusicScanning())
        buttons.Add(CONTEXT_BUTTON_STOP_SCANNING, 13353); // Stop Scanning
      else if (!inPlaylists && !m_vecItems->IsInternetStream() &&
        !item->IsPath("add") && !item->IsParentFolder() &&
        !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();
//.........这里部分代码省略.........

void CGUIDialogFileBrowser::Update(const std::string &strDirectory)
{
  const CURL pathToUrl(strDirectory);

  if (m_browsingForImages && m_thumbLoader.IsLoading())
    m_thumbLoader.StopThread();
  // get selected item
  int iItem = m_viewControl.GetSelectedItem();
  std::string strSelectedItem;
  if (iItem >= 0 && iItem < m_vecItems->Size())
  {
    CFileItemPtr pItem = (*m_vecItems)[iItem];
    if (!pItem->IsParentFolder())
    {
      strSelectedItem = pItem->GetPath();
      URIUtils::RemoveSlashAtEnd(strSelectedItem);
      m_history.SetSelectedItem(strSelectedItem, m_Directory->GetPath().empty()?"empty":m_Directory->GetPath());
    }
  }

  if (!m_singleList)
  {
    CFileItemList items;
    std::string strParentPath;

    if (!m_rootDir.GetDirectory(pathToUrl, items, m_useFileDirectories, false))
    {
      CLog::Log(LOGERROR,"CGUIDialogFileBrowser::GetDirectory(%s) failed", pathToUrl.GetRedacted().c_str());

      // We assume, we can get the parent
      // directory again
      std::string strParentPath = m_history.GetParentPath();
      m_history.RemoveParentPath();
      Update(strParentPath);
      return;
    }

    // check if current directory is a root share
    if (!m_rootDir.IsSource(strDirectory))
    {
      if (URIUtils::GetParentPath(strDirectory, strParentPath))
      {
        CFileItemPtr pItem(new CFileItem(".."));
        pItem->SetPath(strParentPath);
        pItem->m_bIsFolder = true;
        pItem->m_bIsShareOrDrive = false;
        items.AddFront(pItem, 0);
      }
    }
    else
    {
      // yes, this is the root of a share
      // add parent path to the virtual directory
      CFileItemPtr pItem(new CFileItem(".."));
      pItem->SetPath("");
      pItem->m_bIsShareOrDrive = false;
      pItem->m_bIsFolder = true;
      items.AddFront(pItem, 0);
      strParentPath = "";
    }

    ClearFileItems();
    m_vecItems->Copy(items);
    m_Directory->SetPath(strDirectory);
    m_strParentPath = strParentPath;
  }

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

  // some evil stuff don't work with the '/' mask, e.g. shoutcast directory - make sure no files are in there
  if (m_browsingForFolders)
  {
    for (int i=0;i<m_vecItems->Size();++i)
      if (!(*m_vecItems)[i]->m_bIsFolder)
      {
        m_vecItems->Remove(i);
        i--;
      }
  }

  // No need to set thumbs

  m_vecItems->FillInDefaultIcons();

  OnSort();

  if (m_Directory->GetPath().empty() && m_addNetworkShareEnabled &&
     (CServiceBroker::GetSettingsComponent()->GetProfileManager()->GetMasterProfile().getLockMode() == LOCK_MODE_EVERYONE ||
      CServiceBroker::GetSettingsComponent()->GetProfileManager()->IsMasterProfile() || g_passwordManager.bMasterUser))
  { // we are in the virtual directory - add the "Add Network Location" item
    CFileItemPtr pItem(new CFileItem(g_localizeStrings.Get(1032)));
    pItem->SetPath("net://");
    pItem->m_bIsFolder = true;
    m_vecItems->Add(pItem);
  }
  if (m_Directory->GetPath().empty() && !m_addSourceType.empty())
  {
//.........这里部分代码省略.........

bool CMusicInfoScanner::DoScan(const CStdString& strDirectory)
{
  if (m_handle)
    m_handle->SetText(Prettify(strDirectory));

  /*
   * remove this path from the list we're processing. This must be done prior to
   * the check for file or folder exclusion to prevent an infinite while loop
   * in Process().
   */
  set<CStdString>::iterator it = m_pathsToScan.find(strDirectory);
  if (it != m_pathsToScan.end())
    m_pathsToScan.erase(it);

  // Discard all excluded files defined by m_musicExcludeRegExps

  CStdStringArray regexps = g_advancedSettings.m_audioExcludeFromScanRegExps;

  if (CUtil::ExcludeFileOrFolder(strDirectory, regexps))
    return true;

  // load subfolder
  CFileItemList items;
  CDirectory::GetDirectory(strDirectory, items, g_settings.m_musicExtensions + "|.jpg|.tbn|.lrc|.cdg");

  // sort and get the path hash.  Note that we don't filter .cue sheet items here as we want
  // to detect changes in the .cue sheet as well.  The .cue sheet items only need filtering
  // if we have a changed hash.
  items.Sort(SORT_METHOD_LABEL, SortOrderAscending);
  CStdString hash;
  GetPathHash(items, hash);

  // check whether we need to rescan or not
  CStdString dbHash;
  if ((m_flags & SCAN_RESCAN) || !m_musicDatabase.GetPathHash(strDirectory, dbHash) || dbHash != hash)
  { // path has changed - rescan
    if (dbHash.IsEmpty())
      CLog::Log(LOGDEBUG, "%s Scanning dir '%s' as not in the database", __FUNCTION__, strDirectory.c_str());
    else
      CLog::Log(LOGDEBUG, "%s Rescanning dir '%s' due to change", __FUNCTION__, strDirectory.c_str());

    // filter items in the sub dir (for .cue sheet support)
    items.FilterCueItems();
    items.Sort(SORT_METHOD_LABEL, SortOrderAscending);

    // and then scan in the new information
    if (RetrieveMusicInfo(items, strDirectory) > 0)
    {
      if (m_handle)
        OnDirectoryScanned(strDirectory);
    }

    // save information about this folder
    m_musicDatabase.SetPathHash(strDirectory, hash);
  }
  else
  { // path is the same - no need to rescan
    CLog::Log(LOGDEBUG, "%s Skipping dir '%s' due to no change", __FUNCTION__, strDirectory.c_str());
    m_currentItem += CountFiles(items, false);  // false for non-recursive

    // updated the dialog with our progress
    if (m_handle)
    {
      if (m_itemCount>0)
        m_handle->SetPercentage(m_currentItem/(float)m_itemCount*100);
      OnDirectoryScanned(strDirectory);
    }
  }

  // now scan the subfolders
  for (int i = 0; i < items.Size(); ++i)
  {
    CFileItemPtr pItem = items[i];

    if (m_bStop)
      break;
    // if we have a directory item (non-playlist) we then recurse into that folder
    if (pItem->m_bIsFolder && !pItem->IsParentFolder() && !pItem->IsPlayList())
    {
      CStdString strPath=pItem->GetPath();
      if (!DoScan(strPath))
      {
        m_bStop = true;
      }
    }
  }

  return !m_bStop;
}

bool CGUIWindowFileManager::Update(int iList, const CStdString &strDirectory)
{
  // get selected item
  int iItem = GetSelectedItem(iList);
  CStdString strSelectedItem = "";

  if (iItem >= 0 && iItem < (int)m_vecItems[iList]->Size())
  {
    CFileItemPtr pItem = m_vecItems[iList]->Get(iItem);
    if (!pItem->IsParentFolder())
    {
      GetDirectoryHistoryString(pItem.get(), strSelectedItem);
      m_history[iList].SetSelectedItem(strSelectedItem, m_Directory[iList]->m_strPath);
    }
  }

  CStdString strOldDirectory=m_Directory[iList]->m_strPath;
  m_Directory[iList]->m_strPath = strDirectory;

  CFileItemList items;
  if (!GetDirectory(iList, m_Directory[iList]->m_strPath, items))
  {
    m_Directory[iList]->m_strPath = strOldDirectory;
    return false;
  }

  m_history[iList].SetSelectedItem(strSelectedItem, strOldDirectory);

  ClearFileItems(iList);

  m_vecItems[iList]->Append(items);
  m_vecItems[iList]->m_strPath = items.m_strPath;

  if (strDirectory.IsEmpty() && (m_vecItems[iList]->Size() == 0 || !g_guiSettings.GetBool("filelists.disableaddsourcebuttons")))
  { // add 'add source button'
    CStdString strLabel = g_localizeStrings.Get(1026);
    CFileItemPtr pItem(new CFileItem(strLabel));
    pItem->m_strPath = "add";
    pItem->SetThumbnailImage("DefaultAddSource.png");
    pItem->SetLabel(strLabel);
    pItem->SetLabelPreformated(true);
    m_vecItems[iList]->Add(pItem);
  }

  // if we have a .tbn file, use itself as the thumb
  for (int i = 0; i < (int)m_vecItems[iList]->Size(); i++)
  {
    CFileItemPtr pItem = m_vecItems[iList]->Get(i);
    CStdString strExtension;
    CUtil::GetExtension(pItem->m_strPath, strExtension);
    if (pItem->IsHD() && strExtension == ".tbn")
    {
      pItem->SetThumbnailImage(pItem->m_strPath);
    }
  }
  m_vecItems[iList]->FillInDefaultIcons();

  OnSort(iList);
  UpdateButtons();

  int item = 0;
  strSelectedItem = m_history[iList].GetSelectedItem(m_Directory[iList]->m_strPath);
  for (int i = 0; i < m_vecItems[iList]->Size(); ++i)
  {
    CFileItemPtr pItem = m_vecItems[iList]->Get(i);
    CStdString strHistory;
    GetDirectoryHistoryString(pItem.get(), strHistory);
    if (strHistory == strSelectedItem)
    {
      item = i;
      break;
    }
  }
  UpdateControl(iList, item);
  return true;
}