| 1 | /* poppler-optcontent.h: qt interface to poppler |
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| 2 | * |
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| 3 | * Copyright (C) 2007, Brad Hards <bradh@kde.org> |
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| 4 | * Copyright (C) 2008, Pino Toscano <pino@kde.org> |
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| 5 | * Copyright (C) 2013, Anthony Granger <grangeranthony@gmail.com> |
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| 6 | * Copyright (C) 2016, 2021, Albert Astals Cid <aacid@kde.org> |
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| 7 | * |
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| 8 | * This program is free software; you can redistribute it and/or modify |
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| 9 | * it under the terms of the GNU General Public License as published by |
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| 10 | * the Free Software Foundation; either version 2, or (at your option) |
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| 11 | * any later version. |
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| 12 | * |
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| 13 | * This program is distributed in the hope that it will be useful, |
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| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 16 | * GNU General Public License for more details. |
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| 17 | * |
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| 18 | * You should have received a copy of the GNU General Public License |
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| 19 | * along with this program; if not, write to the Free Software |
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| 20 | * Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. |
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| 21 | */ |
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| 22 | |
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| 23 | #ifndef POPPLER_OPTCONTENT_H |
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| 24 | #define POPPLER_OPTCONTENT_H |
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| 25 | |
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| 26 | #include <QtCore/QAbstractListModel> |
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| 27 | |
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| 28 | #include "poppler-export.h" |
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| 29 | #include "poppler-link.h" |
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| 30 | |
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| 31 | class OCGs; |
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| 32 | |
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| 33 | namespace Poppler { |
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| 34 | class Document; |
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| 35 | class OptContentModelPrivate; |
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| 36 | |
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| 37 | /** |
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| 38 | * \brief Model for optional content |
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| 39 | * |
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| 40 | * OptContentModel is an item model representing the optional content items |
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| 41 | * that can be found in PDF documents. |
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| 42 | * |
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| 43 | * The model offers a mostly read-only display of the data, allowing to |
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| 44 | * enable/disable some contents setting the Qt::CheckStateRole data role. |
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| 45 | */ |
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| 46 | class POPPLER_QT6_EXPORT OptContentModel : public QAbstractItemModel |
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| 47 | { |
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| 48 | friend class Document; |
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| 49 | |
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| 50 | Q_OBJECT |
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| 51 | |
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| 52 | public: |
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| 53 | ~OptContentModel() override; |
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| 54 | |
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| 55 | QModelIndex index(int row, int column, const QModelIndex &parent) const override; |
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| 56 | QModelIndex parent(const QModelIndex &child) const override; |
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| 57 | |
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| 58 | int rowCount(const QModelIndex &parent = QModelIndex()) const override; |
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| 59 | int columnCount(const QModelIndex &parent) const override; |
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| 60 | |
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| 61 | QVariant data(const QModelIndex &index, int role) const override; |
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| 62 | bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::EditRole) override; |
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| 63 | |
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| 64 | Qt::ItemFlags flags(const QModelIndex &index) const override; |
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| 65 | |
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| 66 | QVariant (int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const override; |
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| 67 | |
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| 68 | /** |
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| 69 | * Applies the Optional Content Changes specified by that link. |
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| 70 | */ |
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| 71 | void applyLink(LinkOCGState *link); |
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| 72 | |
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| 73 | private: |
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| 74 | explicit OptContentModel(OCGs *optContent, QObject *parent = nullptr); |
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| 75 | |
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| 76 | friend class OptContentModelPrivate; |
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| 77 | OptContentModelPrivate *d; |
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| 78 | }; |
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| 79 | } |
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| 80 | |
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| 81 | #endif |
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| 82 | |
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