C++ qstringlist::iterator类代码示例

MixxxLibraryFeature::MixxxLibraryFeature(Library* pLibrary,
                                         TrackCollection* pTrackCollection,
                                         ConfigObject<ConfigValue>* pConfig)
        : LibraryFeature(pLibrary),
          kMissingTitle(tr("Missing Tracks")),
          kHiddenTitle(tr("Hidden Tracks")),
          m_pLibrary(pLibrary),
          m_pMissingView(NULL),
          m_pHiddenView(NULL),
          m_trackDao(pTrackCollection->getTrackDAO()),
          m_pConfig(pConfig),
          m_pTrackCollection(pTrackCollection) {
    QStringList columns;
    columns << "library." + LIBRARYTABLE_ID
            << "library." + LIBRARYTABLE_PLAYED
            << "library." + LIBRARYTABLE_TIMESPLAYED
            //has to be up here otherwise Played and TimesPlayed are not show
            << "library." + LIBRARYTABLE_ALBUMARTIST
            << "library." + LIBRARYTABLE_ALBUM
            << "library." + LIBRARYTABLE_ARTIST
            << "library." + LIBRARYTABLE_TITLE
            << "library." + LIBRARYTABLE_YEAR
            << "library." + LIBRARYTABLE_RATING
            << "library." + LIBRARYTABLE_GENRE
            << "library." + LIBRARYTABLE_COMPOSER
            << "library." + LIBRARYTABLE_GROUPING
            << "library." + LIBRARYTABLE_TRACKNUMBER
            << "library." + LIBRARYTABLE_KEY
            << "library." + LIBRARYTABLE_KEY_ID
            << "library." + LIBRARYTABLE_BPM
            << "library." + LIBRARYTABLE_BPM_LOCK
            << "library." + LIBRARYTABLE_DURATION
            << "library." + LIBRARYTABLE_BITRATE
            << "library." + LIBRARYTABLE_FILETYPE
            << "library." + LIBRARYTABLE_DATETIMEADDED
            << "track_locations.location"
            << "track_locations.fs_deleted"
            << "library." + LIBRARYTABLE_COMMENT
            << "library." + LIBRARYTABLE_MIXXXDELETED
            << "library." + LIBRARYTABLE_COVERART_SOURCE
            << "library." + LIBRARYTABLE_COVERART_TYPE
            << "library." + LIBRARYTABLE_COVERART_LOCATION
            << "library." + LIBRARYTABLE_COVERART_HASH;

    QSqlQuery query(pTrackCollection->getDatabase());
    QString tableName = "library_cache_view";
    QString queryString = QString(
        "CREATE TEMPORARY VIEW IF NOT EXISTS %1 AS "
        "SELECT %2 FROM library "
        "INNER JOIN track_locations ON library.location = track_locations.id")
            .arg(tableName, columns.join(","));
    query.prepare(queryString);
    if (!query.exec()) {
        LOG_FAILED_QUERY(query);
    }

    // Strip out library. and track_locations.
    for (QStringList::iterator it = columns.begin();
         it != columns.end(); ++it) {
        if (it->startsWith("library.")) {
            *it = it->replace("library.", "");
        } else if (it->startsWith("track_locations.")) {
            *it = it->replace("track_locations.", "");
        }
    }

    BaseTrackCache* pBaseTrackCache = new BaseTrackCache(
            pTrackCollection, tableName, LIBRARYTABLE_ID, columns, true);
    connect(&m_trackDao, SIGNAL(trackDirty(int)),
            pBaseTrackCache, SLOT(slotTrackDirty(int)));
    connect(&m_trackDao, SIGNAL(trackClean(int)),
            pBaseTrackCache, SLOT(slotTrackClean(int)));
    connect(&m_trackDao, SIGNAL(trackChanged(int)),
            pBaseTrackCache, SLOT(slotTrackChanged(int)));
    connect(&m_trackDao, SIGNAL(tracksAdded(QSet<int>)),
            pBaseTrackCache, SLOT(slotTracksAdded(QSet<int>)));
    connect(&m_trackDao, SIGNAL(tracksRemoved(QSet<int>)),
            pBaseTrackCache, SLOT(slotTracksRemoved(QSet<int>)));
    connect(&m_trackDao, SIGNAL(dbTrackAdded(TrackPointer)),
            pBaseTrackCache, SLOT(slotDbTrackAdded(TrackPointer)));

    m_pBaseTrackCache = QSharedPointer<BaseTrackCache>(pBaseTrackCache);
    pTrackCollection->setTrackSource(m_pBaseTrackCache);

    // These rely on the 'default' track source being present.
    m_pLibraryTableModel = new LibraryTableModel(this, pTrackCollection, "mixxx.db.model.library");

    TreeItem* pRootItem = new TreeItem();
    TreeItem* pmissingChildItem = new TreeItem(kMissingTitle, kMissingTitle,
                                               this, pRootItem);
    TreeItem* phiddenChildItem = new TreeItem(kHiddenTitle, kHiddenTitle,
                                              this, pRootItem);
    pRootItem->appendChild(pmissingChildItem);
    pRootItem->appendChild(phiddenChildItem);

    m_childModel.setRootItem(pRootItem);
}

/** @short Take the initial text and mark it as a quotation */
QStringList quoteText(QStringList inputLines)
{
    QStringList quote;
    for (QStringList::iterator line = inputLines.begin(); line != inputLines.end(); ++line) {
        if (UiUtils::signatureSeparator().match(*line).hasMatch()) {
            // This is the signature separator, we should not include anything below that in the quote
            break;
        }
        // rewrap - we need to keep the quotes at < 79 chars, yet the grow with every level
        if (line->length() < 79-2) {
            // this line is short enough, prepend quote mark and continue
            if (line->isEmpty() || line->at(0) == QLatin1Char('>'))
                line->prepend(QLatin1Char('>'));
            else
                line->prepend(QLatin1String("> "));
            quote << *line;
            continue;
        }
        // long line -> needs to be wrapped
        // 1st, detect the quote depth and eventually stript the quotes from the line
        int quoteLevel = 0;
        int contentStart = 0;
        if (line->at(0) == QLatin1Char('>')) {
            quoteLevel = 1;
            while (quoteLevel < line->length() && line->at(quoteLevel) == QLatin1Char('>'))
                ++quoteLevel;
            contentStart = quoteLevel;
            if (quoteLevel < line->length() && line->at(quoteLevel) == QLatin1Char(' '))
                ++contentStart;
        }

        // 2nd, build a quote string
        QString quotemarks;
        for (int i = 0; i < quoteLevel; ++i)
            quotemarks += QLatin1Char('>');
        quotemarks += QLatin1String("> ");

        // 3rd, wrap the line, prepend the quotemarks to each line and add it to the quote text
        int space(contentStart), lastSpace(contentStart), pos(contentStart), length(0);
        while (pos < line->length()) {
            if (line->at(pos) == QLatin1Char(' '))
                space = pos+1;
            ++length;
            if (length > 65-quotemarks.length() && space != lastSpace) {
                // wrap
                quote << quotemarks + line->mid(lastSpace, space - lastSpace);
                lastSpace = space;
                length = pos - space;
            }
            ++pos;
        }
        quote << quotemarks + line->mid(lastSpace);
    }
    return quote;
}

//.........这里部分代码省略.........
            QgsDebugMsg( "Found y field: " + ( *it ) );
            mYFieldIndex = fieldPos;
          }

          QgsDebugMsg( "Adding field: " + ( *it ) );
          // assume that the field could be integer or double
          couldBeInt.insert( fieldPos, true );
          couldBeDouble.insert( fieldPos, true );
          fieldPos++;
        }
      }
      QgsDebugMsg( "Field count for the delimited text file is " + QString::number( attributeFields.size() ) );
      hasFields = true;
    }
    else if ( mXFieldIndex != -1 && mYFieldIndex != -1 )
    {
      mNumberFeatures++;

      // split the line on the delimiter
      QStringList parts;
      if ( mDelimiterType == "regexp" )
        parts = line.split( mDelimiterRegexp );
      else
        parts = line.split( mDelimiter );

      // Skip malformed lines silently. Report line number with nextFeature()
      if ( attributeFields.size() != parts.size() )
      {
        continue;
      }

      // Get the x and y values, first checking to make sure they
      // aren't null.
      QString sX = parts[mXFieldIndex];
      QString sY = parts[mYFieldIndex];

      bool xOk = true;
      bool yOk = true;
      double x = sX.toDouble( &xOk );
      double y = sY.toDouble( &yOk );

      if ( xOk && yOk )
      {
        if ( !firstPoint )
        {
          mExtent.combineExtentWith( x, y );
        }
        else
        { // Extent for the first point is just the first point
          mExtent.set( x, y, x, y );
          firstPoint = false;
        }
      }

      int i = 0;
      for ( QStringList::iterator it = parts.begin(); it != parts.end(); ++it, ++i )
      {
        // try to convert attribute values to integer and double
        if ( couldBeInt[i] )
        {
          it->toInt( &couldBeInt[i] );
        }
        if ( couldBeDouble[i] )
        {
          it->toDouble( &couldBeDouble[i] );
        }
      }
    }
  }

  // now it's time to decide the types for the fields
  for ( QgsFieldMap::iterator it = attributeFields.begin(); it != attributeFields.end(); ++it )
  {
    if ( couldBeInt[it.key()] )
    {
      it->setType( QVariant::Int );
      it->setTypeName( "integer" );
    }
    else if ( couldBeDouble[it.key()] )
    {
      it->setType( QVariant::Double );
      it->setTypeName( "double" );
    }
  }

  if ( mXFieldIndex != -1 && mYFieldIndex != -1 )
  {
    QgsDebugMsg( "Data store is valid" );
    QgsDebugMsg( "Number of features " + QString::number( mNumberFeatures ) );
    QgsDebugMsg( "Extents " + mExtent.toString() );

    mValid = true;
  }
  else
  {
    QgsDebugMsg( "Data store is invalid. Specified x,y fields do not match those in the database" );
  }
  QgsDebugMsg( "Done checking validity" );

}

int main( int argc, char ** argv )
{
#if defined (FC_OS_LINUX) || defined(FC_OS_BSD)
    // Make sure to setup the Qt locale system before setting LANG and LC_ALL to C.
    // which is needed to use the system locale settings.
    (void)QLocale::system();
    // http://www.freecadweb.org/tracker/view.php?id=399
    // Because of setting LANG=C the Qt automagic to use the correct encoding
    // for file names is broken. This is a workaround to force the use of UTF-8 encoding
    QFile::setEncodingFunction(myEncoderFunc);
    QFile::setDecodingFunction(myDecoderFunc);
    // Make sure that we use '.' as decimal point. See also
    // http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=559846
    putenv("LC_NUMERIC=C");
    putenv("PYTHONPATH=");
#elif defined(FC_OS_MACOSX)
    (void)QLocale::system();
    putenv("LC_NUMERIC=C");
    putenv("PYTHONPATH=");
#else
    setlocale(LC_NUMERIC, "C");
    _putenv("PYTHONPATH=");
#endif

#if defined (FC_OS_WIN32)
    int argc_ = argc;
    QVector<QByteArray> data;
    QVector<char *> argv_;

    // get the command line arguments as unicode string
    {
        QCoreApplication app(argc, argv);
        QStringList args = app.arguments();
        for (QStringList::iterator it = args.begin(); it != args.end(); ++it) {
            data.push_back(it->toUtf8());
            argv_.push_back(data.back().data());
        }
        argv_.push_back(0); // 0-terminated string
    }
#endif

    // Name and Version of the Application
    App::Application::Config()["ExeName"] = "FreeCAD";
    App::Application::Config()["ExeVendor"] = "FreeCAD";
    App::Application::Config()["AppDataSkipVendor"] = "true";
    App::Application::Config()["MaintainerUrl"] = "http://www.freecadweb.org/wiki/index.php?title=Main_Page";

    // set the banner (for logging and console)
    App::Application::Config()["CopyrightInfo"] = sBanner;
    App::Application::Config()["AppIcon"] = "freecad";
    App::Application::Config()["SplashScreen"] = "freecadsplash";
    App::Application::Config()["StartWorkbench"] = "StartWorkbench";
    //App::Application::Config()["HiddenDockWindow"] = "Property editor";
    App::Application::Config()["SplashAlignment" ] = "Bottom|Left";
    App::Application::Config()["SplashTextColor" ] = "#ffffff"; // white
    App::Application::Config()["SplashInfoColor" ] = "#c8c8c8"; // light grey

    try {
        // Init phase ===========================================================
        // sets the default run mode for FC, starts with gui if not overridden in InitConfig...
        App::Application::Config()["RunMode"] = "Gui";

        // Inits the Application 
#if defined (FC_OS_WIN32)
        App::Application::init(argc_, argv_.data());
#else
        App::Application::init(argc, argv);
#endif
#if defined(_MSC_VER)
        // create a dump file when the application crashes
        std::string dmpfile = App::Application::getUserAppDataDir();
        dmpfile += "crash.dmp";
        InitMiniDumpWriter(dmpfile);
#endif
        std::map<std::string, std::string>::iterator it = App::Application::Config().find("NavigationStyle");
        if (it != App::Application::Config().end()) {
            ParameterGrp::handle hGrp = App::GetApplication().GetParameterGroupByPath("User parameter:BaseApp/Preferences/View");
            // if not already defined do it now (for the very first start)
            std::string style = hGrp->GetASCII("NavigationStyle", it->second.c_str());
            hGrp->SetASCII("NavigationStyle", style.c_str());
        }

        Gui::Application::initApplication();

        // Only if 'RunMode' is set to 'Gui' do the replacement
        if (App::Application::Config()["RunMode"] == "Gui")
            Base::Interpreter().replaceStdOutput();
    }
    catch (const Base::UnknownProgramOption& e) {
        QApplication app(argc,argv);
        QString appName = QString::fromLatin1(App::Application::Config()["ExeName"].c_str());
        QString msg = QString::fromLatin1(e.what());
        QString s = QLatin1String("<pre>") + msg + QLatin1String("</pre>");
        QMessageBox::critical(0, appName, s);
        exit(1);
    }
    catch (const Base::ProgramInformation& e) {
        QApplication app(argc,argv);
        QString appName = QString::fromLatin1(App::Application::Config()["ExeName"].c_str());
        QString msg = QString::fromLatin1(e.what());
//.........这里部分代码省略.........