QPdfBookmarkModel 类

The QPdfBookmarkModel class holds a tree of of links (anchors) within a PDF document, such as the table of contents. 更多...

头：	#include <QPdfBookmarkModel>
继承：	QAbstractItemModel

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公共类型

enum class

Role { Title, Level, Page, Location, Zoom }

公共函数

	QPdfBookmarkModel (QObject * parent )
virtual	~QPdfBookmarkModel () override
QPdfDocument *	document () const
void	setDocument (QPdfDocument * document )

重实现公共函数

virtual int	columnCount (const QModelIndex & parent = QModelIndex()) const override
virtual QVariant	data (const QModelIndex & index , int role ) const override
virtual QModelIndex	index (int row , int column , const QModelIndex & parent = QModelIndex()) const override
virtual QModelIndex	parent (const QModelIndex & index ) const override
virtual QHash<int, QByteArray>	roleNames () const override
virtual int	rowCount (const QModelIndex & parent = QModelIndex()) const override

信号

void	documentChanged (QPdfDocument * document )

详细描述

This is used in the 模型/视图编程 paradigm to display a table of contents in the form of a tree or list.

成员类型文档编制

enum class QPdfBookmarkModel:: Role

常量	值	描述
QPdfBookmarkModel::Role::Title	Qt::UserRole	The name of the bookmark for display.
QPdfBookmarkModel::Role::Level	257	The level of indentation.
QPdfBookmarkModel::Role::Page	258	The page number of the destination (int).
QPdfBookmarkModel::Role::Location	259	The position of the destination ( QPointF ).
QPdfBookmarkModel::Role::Zoom	260	The suggested zoom level (qreal).

成员函数文档编制

[explicit] QPdfBookmarkModel:: QPdfBookmarkModel ( QObject * parent )

Constructs a new bookmark model with parent object parent .

[override virtual] QPdfBookmarkModel:: ~QPdfBookmarkModel ()

Destroys the model.

[override virtual] int QPdfBookmarkModel:: columnCount (const QModelIndex & parent = QModelIndex()) const

重实现： QAbstractItemModel::columnCount(const QModelIndex &parent) const .

[override virtual] QVariant QPdfBookmarkModel:: data (const QModelIndex & index , int role ) const

重实现： QAbstractItemModel::data(const QModelIndex &index, int role) const .

[override virtual] QModelIndex QPdfBookmarkModel:: index ( int row , int column , const QModelIndex & parent = QModelIndex()) const

重实现： QAbstractItemModel::index(int row, int column, const QModelIndex &parent) const .

[override virtual] QModelIndex QPdfBookmarkModel:: parent (const QModelIndex & index ) const

重实现： QAbstractItemModel::parent(const QModelIndex &index) const .

[override virtual] QHash < int , QByteArray > QPdfBookmarkModel:: roleNames () const

重实现： QAbstractItemModel::roleNames() const .

[override virtual] int QPdfBookmarkModel:: rowCount (const QModelIndex & parent = QModelIndex()) const

重实现： QAbstractItemModel::rowCount(const QModelIndex &parent) const .

内容

• 公共类型

• 公共函数

• 重实现公共函数

• 信号

• 详细描述