Method load

src/openms_gui/source/VISUAL/TOPPASScene.cpp:820–1138

  }

  void TOPPASScene::load(const String& file)
  {
    file_name_ = file;

    if (File::empty(file)) // allow opening of 0-byte files as pretend they are empty, new TOPPAS files
    {
      return;
    }

    Param load_param;
    ParamXMLFile paramFile;
    paramFile.load(file, load_param);

    // check for TOPPAS file version. Deny loading if too old or too new
    // get version of TOPPAS file
    String file_version = "1.8.0"; // default (were we did not have the tag)
    if (load_param.exists("info:version"))
    {
      file_version = load_param.getValue("info:version").toString();
    }
    VersionInfo::VersionDetails v_file = VersionInfo::VersionDetails::create(file_version);
    VersionInfo::VersionDetails v_this_low = VersionInfo::VersionDetails::create("1.9.0"); // last compatible TOPPAS file version
    VersionInfo::VersionDetails v_this_high = VersionInfo::VersionDetails::create(VersionInfo::getVersion()); // last compatible TOPPAS file version
    if (v_file < v_this_low)
    {
      if (!this->gui_)
      {
        std::cerr << "The TOPPAS file is too old! Please update the file using TOPPAS or INIUpdater!" << std::endl;
      }
      else if (this->gui_)
      {
        if (QMessageBox::warning(nullptr, tr("Old TOPPAS file -- convert and override?"), tr("The TOPPAS file you downloaded was created with an old incompatible version of TOPPAS.\nShall we try to convert the file?! The original file will be overridden, but a backup file will be saved in the same directory.\n"), QMessageBox::Yes, QMessageBox::No) == QMessageBox::No)
        {
          return;
        }
        // only update in GUI mode, as in non-GUI mode, we'd create infinite recursive calls when instantiating TOPPASScene in INIUpdater
#ifdef OPENMS_WINDOWSPLATFORM
        String extra_quotes = "\""; // note: double quoting required for Windows, as outer quotes are required by cmd.exe (arghh)...
#else
        String extra_quotes = "";
#endif

        String cmd = extra_quotes + "\"" + File::findSiblingTOPPExecutable("INIUpdater") + "\" -in \"" + file + "\" -i " + extra_quotes;
        std::cerr << cmd << "\n\n";
        if (std::system(cmd.c_str()))
        {
          QMessageBox::warning(nullptr, tr("INIUpdater failed"), tr("Updating using the INIUpdater tool failed. Please submit a bug report!\n"), QMessageBox::Ok);
          return;
        }
        // reload updated file
        ParamXMLFile paramFile;
        paramFile.load(file, load_param);
      }
    }
    else if (v_file > v_this_high)
    {
      if (this->gui_ && QMessageBox::warning(nullptr, tr("TOPPAS file too new"), tr("The TOPPAS file you downloaded was created with a more recent version of TOPPAS. Shall we will try to open it?\nIf this fails, update to the new TOPPAS version.\n"), QMessageBox::Yes, QMessageBox::No) == QMessageBox::No)
      {