Assorted functions for dealing with layer trees. More...

Static Public Member Functions
static bool	readOldLegend (QgsLayerTreeGroup *root, const QDomElement &legendElem)
	Try to load layer tree from.
static bool	readOldLegendLayerOrder (const QDomElement &legendElem, bool &hasCustomOrder, QStringList &order)
	Try to load custom layer order from.
static QDomElement	writeOldLegend (QDomDocument &doc, QgsLayerTreeGroup *root, bool hasCustomOrder, const QStringList &order)
	Return.
static QString	checkStateToXml (Qt::CheckState state)
	Convert Qt::CheckState to QString.
static Qt::CheckState	checkStateFromXml (QString txt)
	Convert QString to Qt::CheckState.
static bool	layersEditable (const QList< QgsLayerTreeLayer * > &layerNodes)
	Return true if any of the layers is editable.
static bool	layersModified (const QList< QgsLayerTreeLayer * > &layerNodes)
	Return true if any of the layers is modified.
static void	removeInvalidLayers (QgsLayerTreeGroup *group)
	Remove layer nodes that refer to invalid layers.
static void	removeChildrenOfEmbeddedGroups (QgsLayerTreeGroup *group)
	Remove subtree of embedded groups. Useful when saving layer tree.
static void	updateEmbeddedGroupsProjectPath (QgsLayerTreeGroup *group)

Detailed Description

Assorted functions for dealing with layer trees.

Member Function Documentation

Qt::CheckState QgsLayerTreeUtils::checkStateFromXml ( QString txt )

static

Convert QString to Qt::CheckState.

QString QgsLayerTreeUtils::checkStateToXml ( Qt::CheckState state )

static

Convert Qt::CheckState to QString.

bool QgsLayerTreeUtils::layersEditable ( const QList< QgsLayerTreeLayer * > & layerNodes )

static

Return true if any of the layers is editable.

bool QgsLayerTreeUtils::layersModified ( const QList< QgsLayerTreeLayer * > & layerNodes )

static

Return true if any of the layers is modified.

bool QgsLayerTreeUtils::readOldLegend	(	QgsLayerTreeGroup *	root,
		const QDomElement &	legendElem
	)

static

Try to load layer tree from.

<legend>

tag from project files from QGIS 2.2 and below

bool QgsLayerTreeUtils::readOldLegendLayerOrder	(	const QDomElement &	legendElem,
		bool &	hasCustomOrder,
		QStringList &	order
	)

static

Try to load custom layer order from.

<legend>

tag from project files from QGIS 2.2 and below

void QgsLayerTreeUtils::removeChildrenOfEmbeddedGroups ( QgsLayerTreeGroup * group )

static

Remove subtree of embedded groups. Useful when saving layer tree.

void QgsLayerTreeUtils::removeInvalidLayers ( QgsLayerTreeGroup * group )

static

Remove layer nodes that refer to invalid layers.

void QgsLayerTreeUtils::updateEmbeddedGroupsProjectPath ( QgsLayerTreeGroup * group )

static

QDomElement QgsLayerTreeUtils::writeOldLegend	(	QDomDocument &	doc,
		QgsLayerTreeGroup *	root,
		bool	hasCustomOrder,
		const QStringList &	order
	)

static

Return.

<legend>

tag used in QGIS 2.2 and below

The documentation for this class was generated from the following files: