Wt::WReadOnlyProxyModel Class Reference

A read-only wrapper for a source model. More...

#include <Wt/WReadOnlyProxyModel>

Inheritance diagram for Wt::WReadOnlyProxyModel:

List of all members.

Public Member Functions
	WReadOnlyProxyModel (WObject *parent=0)
	Constructor.
virtual WModelIndex	mapFromSource (const WModelIndex &sourceIndex) const
	Maps a source model index to the proxy model.
virtual WModelIndex	mapToSource (const WModelIndex &proxyIndex) const
	Maps a proxy model index to the source model.
virtual int	columnCount (const WModelIndex &parent=WModelIndex()) const
	Returns the number of columns.
virtual int	rowCount (const WModelIndex &parent=WModelIndex()) const
	Returns the number of rows.
virtual WModelIndex	parent (const WModelIndex &index) const
	Returns the parent for a model index.
virtual WModelIndex	index (int row, int column, const WModelIndex &parent=WModelIndex()) const
	Returns the child index for the given row and column.
virtual bool	setData (const WModelIndex &index, const boost::any &value, int role=EditRole)
	Always returns false and has no effect.
virtual bool	setItemData (const WModelIndex &index, const DataMap &values)
	Always returns false and has no effect.
virtual bool	setHeaderData (int section, Orientation orientation, const boost::any &value, int role=EditRole)
	Always returns false and has no effect.
virtual bool	insertColumns (int column, int count, const WModelIndex &parent)
	Always returns false and has no effect.
virtual bool	removeColumns (int column, int count, const WModelIndex &parent)
	Always returns false and has no effect.
virtual void	dropEvent (const WDropEvent &e, DropAction action, int row, int column, const WModelIndex &parent)
	Has no effect.

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Detailed Description

A read-only wrapper for a source model.

This is a simple proxy model which provides a read-only view on a source model. This is convenient for situations where you want to share a common read-only source model between different sessions.

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Member Function Documentation

int Wt::WReadOnlyProxyModel::columnCount

(

const WModelIndex &

parent = WModelIndex()

)

const [virtual]

Returns the number of columns.

This returns the column count of the source model.

Implements Wt::WAbstractItemModel.

void Wt::WReadOnlyProxyModel::dropEvent	(	const WDropEvent &	e,
		DropAction	action,
		int	row,
		int	column,
		const WModelIndex &	parent
	)		[virtual]

Has no effect.

Reimplemented from Wt::WAbstractProxyModel.

WModelIndex Wt::WReadOnlyProxyModel::index	(	int	row,
		int	column,
		const WModelIndex &	parent = WModelIndex()
	)		const [virtual]

Returns the child index for the given row and column.

Returns the index in the source model.

Implements Wt::WAbstractItemModel.

bool Wt::WReadOnlyProxyModel::insertColumns	(	int	column,
		int	count,
		const WModelIndex &	parent
	)		[virtual]

Always returns false and has no effect.

Reimplemented from Wt::WAbstractProxyModel.

WModelIndex Wt::WReadOnlyProxyModel::mapFromSource

(

const WModelIndex &

sourceIndex

)

const [virtual]

Maps a source model index to the proxy model.

Returns the sourceIndex unmodified.

Implements Wt::WAbstractProxyModel.

WModelIndex Wt::WReadOnlyProxyModel::mapToSource

(

const WModelIndex &

proxyIndex

)

const [virtual]

Maps a proxy model index to the source model.

Returns the proxyIndex unmodified.

Implements Wt::WAbstractProxyModel.

WModelIndex Wt::WReadOnlyProxyModel::parent

(

const WModelIndex &

index

)

const [virtual]

Returns the parent for a model index.

Returns the parent of the given index in the source model.

Implements Wt::WAbstractItemModel.

bool Wt::WReadOnlyProxyModel::removeColumns	(	int	column,
		int	count,
		const WModelIndex &	parent
	)		[virtual]

Always returns false and has no effect.

Reimplemented from Wt::WAbstractProxyModel.

int Wt::WReadOnlyProxyModel::rowCount

(

const WModelIndex &

parent = WModelIndex()

)

const [virtual]

Returns the number of rows.

This returns the row count of the source model.

Implements Wt::WAbstractItemModel.

bool Wt::WReadOnlyProxyModel::setData	(	const WModelIndex &	index,
		const boost::any &	value,
		int	role = EditRole
	)		[virtual]

Always returns false and has no effect.

Reimplemented from Wt::WAbstractProxyModel.

bool Wt::WReadOnlyProxyModel::setHeaderData	(	int	section,
		Orientation	orientation,
		const boost::any &	value,
		int	role = EditRole
	)		[virtual]

Always returns false and has no effect.

Reimplemented from Wt::WAbstractItemModel.

bool Wt::WReadOnlyProxyModel::setItemData	(	const WModelIndex &	index,
		const DataMap &	values
	)		[virtual]

Always returns false and has no effect.

Reimplemented from Wt::WAbstractProxyModel.