C++ iterator::remove方法代码示例

void ComposerTextEdit::slotPasteAsQuotation()
{
    QString text = qApp->clipboard()->text();
    if (text.isEmpty())
        return;

    QStringList lines = text.split(QLatin1Char('\n'));
    for (QStringList::iterator it = lines.begin(); it != lines.end(); ++it) {
        it->remove(QLatin1Char('\r'));
        if (it->startsWith(QLatin1Char('>'))) {
            *it = QLatin1Char('>') + *it;
        } else {
            *it = QLatin1String("> ") + *it;
        }
    }
    text = lines.join(QStringLiteral("\n"));
    if (!text.endsWith(QLatin1Char('\n'))) {
        text += QLatin1Char('\n');
    }

    QTextCursor cursor = textCursor();
    cursor.beginEditBlock();
    cursor.insertBlock();
    cursor.insertText(text);
    cursor.endEditBlock();
    setTextCursor(cursor);
}

void synaxErrorJudger::getAttributeInfo(vector<string> &attributeNameList,
	vector<pair<int, size_t>> &dataTypeInfo, set<string> &uniqueAttribute)
{
	int begin = sqlExp.indexOf('(') + 1;
	int end = sqlExp.lastIndexOf(',') - 1;
	QStringList attrList = sqlExp.mid(begin, end - begin + 1).split(',');
	QStringList::iterator it;
	for (it = attrList.begin(); it != attrList.end(); ++it) {
		if (it->trimmed() == "") {
			throw QString("Synax Error: Create statement's format is incorrect.");
		}
		string attributeName = it->section(' ', 0, 0, QString::SectionSkipEmpty).trimmed().toStdString();
		attributeNameList.push_back(attributeName);
		if (it->indexOf("unique") != -1) {
			uniqueAttribute.insert(attributeName);
			it->remove(it->indexOf("unique"), sizeof("unique") - 1);
		}
		it->remove(it->indexOf(attributeName.c_str()), attributeName.size());
		*it = it->trimmed();
		if (*it == "int") {
			dataTypeInfo.push_back(pair<int, size_t>(_INT, sizeof(int)));
		}
		else if (*it == "char") {
			dataTypeInfo.push_back(pair<int, size_t>(_CHAR, sizeof(char)));
		}
		else if (*it == "float") {
			dataTypeInfo.push_back(pair<int, size_t>(_FLOAT, sizeof(float)));
		}
		else { //一定是char（n，因为通过了前面正则表达式的匹配
			it->remove("char").remove('(').remove(')'); //去除括号
			int length = it->trimmed().toInt();
			if (length < 1 || length > 255) {
				throw QString("Synax Error: The length of string is overflow.");
			}
			dataTypeInfo.push_back(pair<int, size_t>(_STRING, sizeof(char) * length));
		}
	}
}

bool synaxErrorJudger::isAlldataTypeValid(QStringList &data,  vector<pair<int, size_t>> &dataTypeInfo)
{
	QStringList::iterator it;
	for (it = data.begin(); it != data.end(); ++it) {
		*it = it->trimmed();
		if (*it == "") {
			return false;
		}
		bool ok;
		if (it->indexOf('\'') != -1) { //引号'应该是字符或字符串
			it->remove(0, 1).remove(QRegExp("'$"));
			size_t len = it->size();
			if (len < 1 || len > 255) {
				return false;
			}
			else if (len == 1) {
				dataTypeInfo.push_back(pair<int, size_t>(_CHAR, sizeof(char)));
			}
			else {
				dataTypeInfo.push_back(pair<int, size_t>(_STRING, len * sizeof(char)));
			}
		}
		else if (it->indexOf('.') != -1) { //有小数点且不是字符串，应该是float
			it->toFloat(&ok);
			if (!ok) {
				return false;
			}
			else {
				dataTypeInfo.push_back(pair<int, size_t>(_FLOAT, sizeof(float)));
			}
		}
		else { //剩下的应该是int类型
			it->toInt(&ok);
			if (!ok) {
				return false;
			}
			else {
				dataTypeInfo.push_back(pair<int, size_t>(_INT, sizeof(int)));
			}
		}
	}
	return true;
}

EngineOption* XboardEngine::parseOption(const QString& line)
{
	int start = line.indexOf('-');
	if (start < 2)
		return 0;

	QString name(line.left(start - 1));

	start++;
	int end = line.indexOf(' ', start);
	if (end == -1)
		end = line.length();
	QString type(line.mid(start, end - start));

	if (type == "button" || type == "save")
		return new EngineButtonOption(name);
	if (type == "check")
	{
		bool value = line.mid(end + 1) == "1";
		return new EngineCheckOption(name, value, value);
	}
	if (type == "string" || type == "file" || type == "path")
	{
		QString value(line.mid(end + 1));
		EngineTextOption::EditorType editorType;

		if (type == "file")
			editorType = EngineTextOption::FileDialog;
		else if (type == "path")
			editorType = EngineTextOption::FolderDialog;
		else
			editorType = EngineTextOption::LineEdit;

		return new EngineTextOption(name, value, value, QString(), editorType);
	}
	if (type == "spin" || type == "slider")
	{
		QStringList params(line.mid(end + 1).split(' ', QString::SkipEmptyParts));
		if (params.size() != 3)
			return 0;

		bool ok = false;
		int value = params.at(0).toInt(&ok);
		if (!ok)
			return 0;

		int min = params.at(1).toInt(&ok);
		if (!ok || min > value)
			return 0;

		int max = params.at(2).toInt(&ok);
		if (!ok || max < value)
			return 0;

		return new EngineSpinOption(name, value, value, min, max);
	}
	if (type == "combo")
	{
		QStringList choices = line.mid(end + 1).split(" /// ", QString::SkipEmptyParts);
		if (choices.isEmpty())
			return 0;

		QString value;
		QStringList::iterator it;
		for (it = choices.begin(); it != choices.end(); ++it)
		{
			if (it->startsWith('*'))
			{
				it->remove(0, 1);
				value = *it;
			}
		}
		if (value.isEmpty())
			value = choices.first();

		return new EngineComboOption(name, value, value, choices);
	}

	return 0;
}

//.........这里部分代码省略.........
    else
        db.fvorites_only = false ;

    if ( db.p_chiave )
    {
        QString testo = ui->ParoleChiave->text() ;
        testo = testo.replace( "*" , "%" ) ;
        QStringList parole_c = testo.split( " " , QString::SkipEmptyParts ) ;
        db.setParoleChiave( parole_c );

        QString testo_b = ui->ParoleChiaveAbstract->text() ;
        testo_b = testo_b.replace( "*" , "%" ) ;
        QStringList parole_c_a = testo_b.split(" " , QString::SkipEmptyParts ) ;
        db.setParoleChiaveAbstract( parole_c_a );;

        // Nuovo in sviluppo
        query_data.setParoleChiaveTitolo( ui->ParoleChiave->text() );
        query_data.setParoleChiaveAbstract( ui->ParoleChiaveAbstract->text() );
    }

    if ( db.rubriche )
    {
        QStringList lista_rubriche ;
        lista_rubriche = ReadSelectedItems( ui->ListaRubriche ) ;
        db.setListaRubriche( lista_rubriche );

        query_data.setRubriche( lista_rubriche );
    }

    if ( db.categorie )
    {
        QStringList lista_categorie ;
        lista_categorie = ReadSelectedItems( ui->ListaCategorie ) ;
        db.setListaCategorie( lista_categorie ) ;

        query_data.setCategorie( lista_categorie );
    }

    if( db.autori_l )
    {
        QStringList lista_autori ;
        lista_autori = ReadSelectedItems( ui->ListaAutori ) ;
        db.setListaAutori( lista_autori ); ;
    }

    if( db.anno )
    {
        QStringList lista_anni ;
        lista_anni = ReadSelectedItems( ui->ListaAnni ) ;
        db.setListaAnni( lista_anni );
    }

    if ( db.testo )
    {
        QStringList lista_frasi ;
        QString frasi = ui->ParoleChiaveTesto->text() ;
        //qDebug() << "frase: " << frasi ;

        QString word_char = "\\w\\.:;,\\+-/\\*'`" ;
        //QString word_char = "\\w" ;
        QString S_regx = QString( "(\"[%1\\s]+\"|\\s[%1]+\\s|[%1]+\\s|^[%1]+\\s|\\s[%1]+$|[%1]+$|^[%1]+$)" ).arg(word_char) ;
        //QString S_regx = QString( "(\\s[%1]+\\s)" ).arg(word_char) ;

        QRegExp regx( S_regx )  ;

        if ( !regx.isValid() )
        {
            qDebug() << "Regex Error: " << regx.errorString() ;
        }

        qDebug() << S_regx ;

        int pos = 0;
        while ( pos >= 0 )
        {
            pos = regx.indexIn( frasi, pos ) ;
            if ( pos > -1 )
            {
                lista_frasi += regx.cap(1) ;
                pos  += regx.matchedLength() ;
            }
        }

        for (QStringList::iterator it = lista_frasi.begin(); it < lista_frasi.end(); it++ )
        {
            it->remove( QRegExp("(\"|^\\s|\\s$)") ) ;
            qDebug() << "parola: " << *it ;
        }

        db.setFrasiTestoEsteso( lista_frasi ) ;
    }

    QueryResult  q_result ;

    db.execMainQuery( q_result ) ;

    fillResultTable( q_result ) ;

    return true ;
}

void synaxErrorJudger::generateCondition()
{
	int begin = sqlExp.indexOf("where") + 5;
	int end = sqlExp.indexOf(QRegExp(";$")) - 1;
	QStringList conditions = sqlExp.mid(begin, end - begin + 1).split("and");
	QStringList::iterator it;
	pair<int, size_t> dataType;
	int logicType;
	string rightSide, leftSide;
	for (it = conditions.begin(); it != conditions.end(); ++it) {	
		*it = it->trimmed();
		if (*it == "") {
			throw QString("Synax Error: Conditions' format is incorrect.");
		}
		int begin = 0;
		int end = it->indexOf(QRegExp("[=><]"))-1;
		rightSide = it->mid(begin, end - begin + 1).trimmed().toStdString();
		begin = end + 1;
		end = it->indexOf(QRegExp("[=><]"), begin + 1);
		if (end - begin > 1 || end == -1) { //如果下一个"=",">","<"号出现在较远处
			end = begin; //说明这个逻辑关系是"=",">","<"而非">=", "<=", "<>" 
		}
		logicType = condition::getLogicTypeFromStr(it->mid(begin, end - begin + 1).toStdString());
		if (logicType == _ERROR) {
			throw QString("Synax Error: The logic arithemtic is invalid.");
		}
		bool ok;
		*it = it->mid(end + 1).trimmed();
		if (it->indexOf(QRegExp("^'")) != -1) { //引号'应该是字符或字符串
			it->remove(0, 1).remove(QRegExp("'$"));
			size_t len = it->size();
			pair<int, size_t> dType;
			Api::cManager.getAttributeDataType(*tblName, rightSide, dType);
			if (len < 1 || len > 255 || len > dType.second) {
				throw QString("Synax Error: The length of string is overflow.");
			}
			else if (len == 1) {
				dataType = pair<int, size_t>(_CHAR, sizeof(char));
			}
			else {
				dataType = pair<int, size_t>(_STRING, dType.second * sizeof(char));
			}
		}
		else if (it->indexOf('.') != -1) { //有小数点且不是字符串，应该是float
			it->toFloat(&ok);
			if (!ok) {
				;
			}
			else {
				dataType = pair<int, size_t>(_FLOAT, sizeof(float));
			}
		}
		else { //剩下的应该是int类型
			it->toInt(&ok);
			if (!ok) {
				;
			}
			else {
				dataType = pair<int, size_t>(_INT, sizeof(int));
			}
		}
		leftSide = it->toStdString();
		if (cond == 0) {
			cond = new vector<condition>;
		}
		cond->push_back(condition(rightSide, logicType, dataType, leftSide));
	}
}

//.........这里部分代码省略.........
        else
            pos++;
    }
    text.replace('"',"\\\"");
#if 0
    if ( m_wrapWidth == -1 )
    {
        // Traditional KBabel wrapping
        QStringList list = text.split( '\n', QString::SkipEmptyParts );

        if ( text.startsWith( '\n' ) )
            list.prepend( QString() );

        if(list.isEmpty())
            list.append( QString() );

        if( list.count() > 1 )
            list.prepend( QString() );

        stream << keyword << ' ';

        QStringList::const_iterator it;
        for( it = list.constBegin(); it != list.constEnd(); ++it )
            stream << '\"' << (*it) << "\"\n";
        return;
    }
#endif

    if ( m_wrapWidth == 0 ) // Unknown special wrapping, so assume "no wrap" instead
    {
        // No wrapping (like Gettext's --no.wrap or -w0 )
        // we need to remove the \n characters, as they are extra characters
        QString realText( text );
        realText.remove( '\n' );
        stream << keyword << " \"" << realText << "\"\n";
        return;
    }
    else if ( m_wrapWidth < 0 )
    {
        // No change in wrapping
        QStringList list = text.split( '\n');
        if (list.count()>1 || startedWithEmptyLine /* || keyword.length()+3+text.length()>=80*/)
            list.prepend(QString());

        stream << keyword << " ";
        QStringList::const_iterator it;
        for( it = list.constBegin(); it != list.constEnd(); ++it )
            stream << "\"" << (*it) << "\"\n";

        return;
    }

    // lazy wrapping
    QStringList list = text.split( '\n', QString::SkipEmptyParts );

    if ( text.startsWith( '\n' ) )
        list.prepend( QString() );

    if(list.isEmpty())
        list.append( QString() );

    static QRegExp breakStopReForHtml("[ >.%]", Qt::CaseSensitive, QRegExp::Wildcard);
    QRegExp breakStopRe=containsHtml?breakStopReForHtml:QRegExp("[ .%]", Qt::CaseSensitive, QRegExp::Wildcard);

    int max=m_wrapWidth-2;
    bool prependedEmptyLine=false;

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