QgsLayerDefinition::DependencySorter Class Reference

Class used to work with layer dependencies stored in a XML project or layer definition file. More...

#include <qgslayerdefinition.h>

Public Member Functions
	DependencySorter (const QDomDocument &doc)
	Constructor.
	DependencySorter (const QString &fileName)
	Constructor.
bool	hasCycle () const
	Whether some cyclic dependency has been detected.
bool	hasMissingDependency () const
	Whether some dependency is missing.
bool	isLayerDependent (const QString &layerId) const
	Returns whether the layer associated with thelayerId is dependent from another layer.
QStringList	sortedLayerIds () const
	Gets the layer IDs in an order where they can be loaded incrementally without dependency break.
QVector< QDomNode >	sortedLayerNodes () const
	Gets the layer nodes in an order where they can be loaded incrementally without dependency break.

Detailed Description

Class used to work with layer dependencies stored in a XML project or layer definition file.

Definition at line 137 of file qgslayerdefinition.h.

Constructor & Destructor Documentation

DependencySorter() [1/2]

QgsLayerDefinition::DependencySorter::DependencySorter ( const QDomDocument &  doc )

explicit

Constructor.

Parameters

doc	The XML document containing maplayer elements

Definition at line 529 of file qgslayerdefinition.cpp.

DependencySorter() [2/2]

QgsLayerDefinition::DependencySorter::DependencySorter ( const QString &  fileName )

explicit

Constructor.

Parameters

fileName

The filename where the XML document is stored

Definition at line 536 of file qgslayerdefinition.cpp.

Member Function Documentation

hasCycle()

bool QgsLayerDefinition::DependencySorter::hasCycle ( ) const

inline

Whether some cyclic dependency has been detected.

Definition at line 160 of file qgslayerdefinition.h.

hasMissingDependency()

bool QgsLayerDefinition::DependencySorter::hasMissingDependency ( ) const

inline

Whether some dependency is missing.

Definition at line 163 of file qgslayerdefinition.h.

isLayerDependent()

bool QgsLayerDefinition::DependencySorter::isLayerDependent

(

const QString &

layerId

)

const

Returns whether the layer associated with thelayerId is dependent from another layer.

Since

QGIS 3.32

Definition at line 555 of file qgslayerdefinition.cpp.

sortedLayerIds()

QStringList QgsLayerDefinition::DependencySorter::sortedLayerIds ( ) const

inline

Gets the layer IDs in an order where they can be loaded incrementally without dependency break.

Definition at line 157 of file qgslayerdefinition.h.

sortedLayerNodes()

QVector< QDomNode > QgsLayerDefinition::DependencySorter::sortedLayerNodes ( ) const

inline

Gets the layer nodes in an order where they can be loaded incrementally without dependency break.

Definition at line 154 of file qgslayerdefinition.h.

---

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

• /build/qgis-3.41.0+git20241214+cea29feecf2+99sid/src/core/qgslayerdefinition.h
• /build/qgis-3.41.0+git20241214+cea29feecf2+99sid/src/core/qgslayerdefinition.cpp