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Issue #76: Basic functionality of outline editing

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This commit is contained in:
Jakub Melka
2023-10-01 17:35:42 +02:00
parent a29a35e029
commit be0d02bb5c
10 changed files with 711 additions and 13 deletions
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47
Pdf4QtLib/sources/pdfitemmodels.h
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@ -36,6 +36,7 @@ class PDFModifiedDocument;
class PDFFileSpecification;
class PDFOptionalContentActivity;
class PDFDrawWidgetProxy;
class PDFDestination;
/// Represents tree item in the GUI tree
class PDF4QTLIBSHARED_EXPORT PDFTreeItem
@ -53,6 +54,20 @@ public:
return item;
}
template<typename T, typename... Arguments>
inline T* insertChild(int position, Arguments&&... arguments)
{
T* item = new T(this, std::forward(arguments)...);
m_children.insert(std::next(m_children.begin(), position), item);
return item;
}
void insertCreatedChild(int position, PDFTreeItem* item)
{
item->m_parent = this;
m_children.insert(std::next(m_children.begin(), position), item);
}
void addCreatedChild(PDFTreeItem* item)
{
item->m_parent = this;
@ -64,6 +79,7 @@ public:
const PDFTreeItem* getChild(int index) const { return m_children.at(index); }
PDFTreeItem* getChild(int index) { return m_children.at(index); }
const PDFTreeItem* getParent() const { return m_parent; }
PDFTreeItem* takeChild(int index);
private:
PDFTreeItem* m_parent = nullptr;
@ -145,6 +161,7 @@ public:
explicit PDFOutlineTreeItem(PDFOutlineTreeItem* parent, QSharedPointer<PDFOutlineItem> outlineItem);
const PDFOutlineItem* getOutlineItem() const { return m_outlineItem.data(); }
PDFOutlineItem* getOutlineItem() { return m_outlineItem.data(); }
private:
QSharedPointer<PDFOutlineItem> m_outlineItem;
@ -154,9 +171,10 @@ class PDF4QTLIBSHARED_EXPORT PDFOutlineTreeItemModel : public PDFTreeItemModel
{
Q_OBJECT
public:
PDFOutlineTreeItemModel(QIcon icon, QObject* parent) :
PDFOutlineTreeItemModel(QIcon icon, bool editable, QObject* parent) :
PDFTreeItemModel(parent),
m_icon(qMove(icon))
m_icon(qMove(icon)),
m_editable(editable)
{
}
@ -165,14 +183,37 @@ public:
virtual QVariant data(const QModelIndex& index, int role) const override;
virtual void update() override;
virtual Qt::ItemFlags flags(const QModelIndex& index) const override;
virtual bool setData(const QModelIndex& index, const QVariant& value, int role) override;
virtual Qt::DropActions supportedDropActions() const override;
virtual Qt::DropActions supportedDragActions() const override;
virtual bool insertRows(int row, int count, const QModelIndex& parent) override;
virtual bool removeRows(int row, int count, const QModelIndex& parent) override;
virtual bool moveRows(const QModelIndex& sourceParent, int sourceRow, int count, const QModelIndex& destinationParent, int destinationChild) override;
virtual QStringList mimeTypes() const override;
virtual QMimeData* mimeData(const QModelIndexList& indexes) const override;
virtual bool canDropMimeData(const QMimeData* data, Qt::DropAction action, int row, int column, const QModelIndex& parent) const override;
virtual bool dropMimeData(const QMimeData* data, Qt::DropAction action, int row, int column, const QModelIndex& parent) override;
/// Returns action assigned to the index. If index is invalid, or
/// points to the invalid item, nullptr is returned.
/// \param index Index of the outline item
const PDFAction* getAction(const QModelIndex& index) const;
/// Returns the outline item for the given index, or nullptr
/// if no outline item is assigned to that index.
const PDFOutlineItem* getOutlineItem(const QModelIndex& index) const;
/// Returns the outline item for the given index, or nullptr
/// if no outline item is assigned to that index.
PDFOutlineItem* getOutlineItem(const QModelIndex& index);
void setFontBold(const QModelIndex& index, bool value);
void setFontItalics(const QModelIndex& index, bool value);
void setDestination(const QModelIndex& index, const PDFDestination& destination);
private:
QIcon m_icon;
bool m_editable;
};
class PDF4QTLIBSHARED_EXPORT PDFSelectableOutlineTreeItemModel : public PDFOutlineTreeItemModel
@ -184,7 +225,7 @@ private:
public:
PDFSelectableOutlineTreeItemModel(QIcon icon, QObject* parent) :
BaseClass(qMove(icon), parent)
BaseClass(qMove(icon), false, parent)
{
}