QGIS API Documentation
3.20.0-Odense (decaadbb31)
src
core
qgsrelationcontext.cpp
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/***************************************************************************
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qgsrelationcontext.cpp
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--------------------------------------
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Date : 20.12.2019
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Copyright : (C) 2019 David Marteau
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Email : dmarteau at 3liz dot com
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***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#include "
qgsproject.h
"
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#include "
qgsrelationcontext.h
"
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QgsRelationContext::QgsRelationContext
(
QgsProject
*project )
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: mProject( project )
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{
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}
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QgsRelationContext::~QgsRelationContext
() =
default
;
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QgsRelationContext::QgsRelationContext
(
const
QgsRelationContext
&other )
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: mProject( other.mProject )
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{
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}
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QgsRelationContext
&
QgsRelationContext::operator=
(
const
QgsRelationContext
&other )
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{
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mProject = other.mProject;
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return
*
this
;
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}
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const
QgsProject
*
QgsRelationContext::project
()
const
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{
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if
( mProject )
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{
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return
mProject;
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}
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// Fallback to qgis instance
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return
QgsProject::instance
();
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}
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QgsProject
Encapsulates a QGIS project, including sets of map layers and their styles, layouts,...
Definition:
qgsproject.h:99
QgsProject::instance
static QgsProject * instance()
Returns the QgsProject singleton instance.
Definition:
qgsproject.cpp:467
QgsRelationContext
Context for relations.
Definition:
qgsrelationcontext.h:32
QgsRelationContext::QgsRelationContext
QgsRelationContext(QgsProject *project=nullptr)
Constructor for QgsRelationContext.
Definition:
qgsrelationcontext.cpp:18
QgsRelationContext::~QgsRelationContext
~QgsRelationContext()
QgsRelationContext::project
const QgsProject * project() const
Gets the associated project.
Definition:
qgsrelationcontext.cpp:36
QgsRelationContext::operator=
QgsRelationContext & operator=(const QgsRelationContext &other)
Assignment operator.
Definition:
qgsrelationcontext.cpp:30
qgsproject.h
qgsrelationcontext.h
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