FormattedTextModel.h

gehe zur Dokumentation dieser Datei

 
#pragma once
 
#include <QAbstractListModel>
#include <QList>
#include <QPair>
#include <QString>
#include <QStringList>
 
namespace governikus
{
 
class FormattedTextModel
    : public QAbstractListModel
{
    Q_OBJECT
 
    public:
        enum LineType
        {
            EMPTY,
            HEADER,
            SECTION,
            SUBSECTION,
            REGULARTEXT,
            LISTITEM
        };
        Q_ENUM(LineType)
 
        enum FormattedTextRoles
        {
            ContentRole = Qt::UserRole + 1,
            LineTypeRole
        };
 
        explicit FormattedTextModel(QObject* pParent = nullptr);
        explicit FormattedTextModel(const QStringList& pLines);
 
        int rowCount(const QModelIndex& pIndex = QModelIndex()) const override;
        QVariant data(const QModelIndex& pIndex, int pRole = Qt::DisplayRole) const override;
        QHash<int, QByteArray> roleNames() const override;
 
        Q_INVOKABLE bool load(const QString& pFilepath);
        Q_INVOKABLE bool loadSeveral(const QStringList& pFilepaths);
 
#if defined(QT_NO_DEBUG)
 
    private:
#endif
        struct ReadLinesResult
        {
            bool mSuccess;
            QStringList mLines;
        };
 
        static bool isFormattingLine(LineType pType);
        static LineType lineType(const QString& pLine);
        static QString stripFormattingCharacters(const QString& pLine, LineType pType);
        static QString replaceControlCharactersWithHtml(const QString& pLine);
        static ReadLinesResult readLines(const QString& pFilepath);
 
    private:
        QList<QPair<QString, LineType>> mLines;
 
        void processLines(const QStringList& pLines);
        void processLine(const QString& pLine);
        bool lastLineIsEmpty() const;
};
 
} // namespace governikus