mirror of
https://invent.kde.org/graphics/okular
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75 lines
2.3 KiB
C++
75 lines
2.3 KiB
C++
/*
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SPDX-FileCopyrightText: 2007 Pino Toscano <pino@kde.org>
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SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#ifndef TOCMODEL_H
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#define TOCMODEL_H
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#include <QAbstractItemModel>
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#include <QVector>
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namespace Okular
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{
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class Document;
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class DocumentSynopsis;
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class DocumentViewport;
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}
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class TOCModelPrivate;
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class TOCModel : public QAbstractItemModel
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{
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Q_OBJECT
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/**
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* How many items are in this model, useful for QML
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*/
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Q_PROPERTY(int count READ count NOTIFY countChanged)
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public:
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enum Roles { PageRole = 0x000f0001, PageLabelRole, HighlightRole, HighlightedParentRole };
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explicit TOCModel(Okular::Document *document, QObject *parent = nullptr);
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~TOCModel() override;
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// reimplementations from QAbstractItemModel
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QHash<int, QByteArray> roleNames() const override;
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int columnCount(const QModelIndex &parent = QModelIndex()) const override;
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QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
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bool hasChildren(const QModelIndex &parent = QModelIndex()) const override;
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QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const override;
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QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const override;
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QModelIndex parent(const QModelIndex &index) const override;
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int rowCount(const QModelIndex &parent = QModelIndex()) const override;
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void fill(const Okular::DocumentSynopsis *toc);
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void clear();
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void setCurrentViewport(const Okular::DocumentViewport &viewport);
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bool isEmpty() const;
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bool equals(const TOCModel *model) const;
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void setOldModelData(TOCModel *model, const QVector<QModelIndex> &list);
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bool hasOldModelData() const;
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TOCModel *clearOldModelData() const;
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QString externalFileNameForIndex(const QModelIndex &index) const;
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Okular::DocumentViewport viewportForIndex(const QModelIndex &index) const;
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QString urlForIndex(const QModelIndex &index) const;
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int count() const
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{
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return rowCount();
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}
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Q_SIGNALS:
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void countChanged();
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private:
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// storage
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friend class TOCModelPrivate;
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TOCModelPrivate *const d;
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bool checkequality(const TOCModel *model, const QModelIndex &parentA = QModelIndex(), const QModelIndex &parentB = QModelIndex()) const;
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};
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#endif
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