C++ iterator::at方法代码示例

/** @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;
}

QStringList::iterator
CLArgsPrivate::hasOutputToken(QString& indexStr)
{
    QString outputLong( QString::fromUtf8("--output") );
    QString outputShort( QString::fromUtf8("-o") );

    for (QStringList::iterator it = args.begin(); it != args.end(); ++it) {
        int indexOf = it->indexOf(outputLong);
        if (indexOf != -1) {
            indexOf += outputLong.size();
            if ( indexOf < it->size() ) {
                indexStr = it->mid(indexOf);
                bool ok;
                indexStr.toInt(&ok);
                if (!ok) {
                    error = 1;
                    std::cout << QObject::tr("Wrong formating for the -o option").toStdString() << std::endl;

                    return args.end();
                }
            } else {
                indexStr = QChar::fromLatin1('1');
            }

            return it;
        } else {
            indexOf = it->indexOf(outputShort);
            if (indexOf != -1) {
                if ( (it->size() > 2) && !it->at(2).isDigit() ) {
                    //This is probably the --onload option
                    return args.end();
                }
                indexOf += outputShort.size();
                if ( indexOf < it->size() ) {
                    indexStr = it->mid(indexOf);
                    bool ok;
                    indexStr.toInt(&ok);
                    if (!ok) {
                        error = 1;
                        std::cout << QObject::tr("Wrong formating for the -o option").toStdString() << std::endl;

                        return args.end();
                    }
                } else {
                    indexStr = QChar::fromLatin1('1');
                }

                return it;
            }
        }
    }

    return args.end();
} // CLArgsPrivate::hasOutputToken

QString MessageView::quoteText() const
{
    if (const AbstractPartWidget *w = dynamic_cast<const AbstractPartWidget *>(viewer)) {
        QStringList quote;
        QStringList lines = w->quoteMe().split('\n');
        for (QStringList::iterator line = lines.begin(); line != lines.end(); ++line) {
            if (Composer::Util::signatureSeparator().exactMatch(*line)) {
                // 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) == '>')
                    line->prepend(">");
                else
                    line->prepend("> ");
                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) == '>') {
                quoteLevel = 1;
                while (quoteLevel < line->length() && line->at(quoteLevel) == '>')
                    ++quoteLevel;
                contentStart = quoteLevel;
                if (quoteLevel < line->length() && line->at(quoteLevel) == ' ')
                    ++contentStart;
            }

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

            // 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) == ' ')
                    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);
        }
        const Imap::Message::Envelope &e = message.data(Imap::Mailbox::RoleMessageEnvelope).value<Imap::Message::Envelope>();
        QString sender;
        if (!e.from.isEmpty())
            sender = e.from[0].prettyName(Imap::Message::MailAddress::FORMAT_JUST_NAME);
        if (e.from.isEmpty())
            sender = tr("you");

        // One extra newline at the end of the quoted text to separate the response
        quote << QString();

        return tr("On %1, %2 wrote:\n").arg(e.date.toLocalTime().toString(Qt::SystemLocaleLongDate)).arg(sender) + quote.join("\n");
    }
    return QString();
}

void
ExportGroupTemplateDialog::onOkClicked()
{
    QString dirPath = _imp->fileEdit->text();

    if ( !dirPath.isEmpty() && ( dirPath[dirPath.size() - 1] == QLatin1Char('/') ) ) {
        dirPath.remove(dirPath.size() - 1, 1);
    }
    QDir d(dirPath);

    if ( !d.exists() ) {
        Dialogs::errorDialog( tr("Error").toStdString(), tr("You must specify a directory to save the script").toStdString() );

        return;
    }
    QString pluginLabel = _imp->labelEdit->text();
    if ( pluginLabel.isEmpty() ) {
        Dialogs::errorDialog( tr("Error").toStdString(), tr("You must specify a label to name the script").toStdString() );

        return;
    } else {
        pluginLabel = QString::fromUtf8( NATRON_PYTHON_NAMESPACE::makeNameScriptFriendly( pluginLabel.toStdString() ).c_str() );
    }

    QString pluginID = _imp->idEdit->text();
    if ( pluginID.isEmpty() ) {
        Dialogs::errorDialog( tr("Error").toStdString(), tr("You must specify a unique ID to identify the script").toStdString() );

        return;
    }

    QString iconPath = _imp->iconPath->text();
    QString grouping = _imp->groupingEdit->text();
    QString description = _imp->descriptionEdit->getText();
    QString filePath = d.absolutePath() + QLatin1Char('/') + pluginLabel + QString::fromUtf8(".py");
    QStringList filters;
    filters.push_back( QString( pluginLabel + QString::fromUtf8(".py") ) );
    if ( !d.entryList(filters, QDir::Files | QDir::NoDotAndDotDot).isEmpty() ) {
        StandardButtonEnum rep = Dialogs::questionDialog(tr("Existing plug-in").toStdString(),
                                                         tr("A group plug-in with the same name already exists "
                                                            "would you like to "
                                                            "override it?").toStdString(), false);
        if  (rep == eStandardButtonNo) {
            return;
        }
    }

    bool foundInPath = false;
    QStringList groupSearchPath = appPTR->getAllNonOFXPluginsPaths();
    for (QStringList::iterator it = groupSearchPath.begin(); it != groupSearchPath.end(); ++it) {
        if ( !it->isEmpty() && ( it->at(it->size() - 1) == QLatin1Char('/') ) ) {
            it->remove(it->size() - 1, 1);
        }
        if (*it == dirPath) {
            foundInPath = true;
        }
    }

    if (!foundInPath) {
        QString message = dirPath + tr(" does not exist in the group plug-in search path, would you like to add it?");
        StandardButtonEnum rep = Dialogs::questionDialog(tr("Plug-in path").toStdString(),
                                                         message.toStdString(), false);

        if  (rep == eStandardButtonYes) {
            appPTR->getCurrentSettings()->appendPythonGroupsPath( dirPath.toStdString() );
        }
    }

    QFile file(filePath);
    if ( !file.open(QIODevice::ReadWrite | QIODevice::Truncate) ) {
        Dialogs::errorDialog( tr("Error").toStdString(), QString(tr("Cannot open ") + filePath).toStdString() );

        return;
    }

    QTextStream ts(&file);
    QString content;
    _imp->group->exportGroupToPython(pluginID, pluginLabel, description, iconPath, grouping, content);
    ts << content;

    accept();
} // ExportGroupTemplateDialog::onOkClicked