QGIS API Documentation  2.11.0-Master
Public Member Functions | Protected Attributes | List of all members
QgsExpression::NodeFunction Class Reference

#include <qgsexpression.h>

Inheritance diagram for QgsExpression::NodeFunction:
Inheritance graph
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Public Member Functions

 NodeFunction (int fnIndex, NodeList *args)
 
virtual ~NodeFunction ()
 
virtual void accept (Visitor &v) const override
 
NodeListargs () const
 
virtual QString dump () const override
 
virtual QVariant eval (QgsExpression *parent, const QgsFeature *f) override
 
int fnIndex () const
 
virtual bool needsGeometry () const override
 
virtual NodeType nodeType () const override
 
virtual bool prepare (QgsExpression *parent, const QgsFields &fields) override
 
virtual QStringList referencedColumns () const override
 
- Public Member Functions inherited from QgsExpression::Node
virtual ~Node ()
 

Protected Attributes

NodeListmArgs
 
int mFnIndex
 

Detailed Description

Definition at line 584 of file qgsexpression.h.

Constructor & Destructor Documentation

QgsExpression::NodeFunction::NodeFunction ( int  fnIndex,
NodeList args 
)
inline

Definition at line 587 of file qgsexpression.h.

virtual QgsExpression::NodeFunction::~NodeFunction ( )
inlinevirtual

Definition at line 589 of file qgsexpression.h.

Member Function Documentation

virtual void QgsExpression::NodeFunction::accept ( Visitor v) const
inlineoverridevirtual

Implements QgsExpression::Node.

Definition at line 601 of file qgsexpression.h.

NodeList* QgsExpression::NodeFunction::args ( ) const
inline

Definition at line 592 of file qgsexpression.h.

QString QgsExpression::NodeFunction::dump ( ) const
overridevirtual

Implements QgsExpression::Node.

Definition at line 2748 of file qgsexpression.cpp.

QVariant QgsExpression::NodeFunction::eval ( QgsExpression parent,
const QgsFeature f 
)
overridevirtual

Implements QgsExpression::Node.

Definition at line 2700 of file qgsexpression.cpp.

int QgsExpression::NodeFunction::fnIndex ( ) const
inline

Definition at line 591 of file qgsexpression.h.

virtual bool QgsExpression::NodeFunction::needsGeometry ( ) const
inlineoverridevirtual

Implements QgsExpression::Node.

Definition at line 600 of file qgsexpression.h.

virtual NodeType QgsExpression::NodeFunction::nodeType ( ) const
inlineoverridevirtual

Implements QgsExpression::Node.

Definition at line 594 of file qgsexpression.h.

bool QgsExpression::NodeFunction::prepare ( QgsExpression parent,
const QgsFields fields 
)
overridevirtual

Implements QgsExpression::Node.

Definition at line 2735 of file qgsexpression.cpp.

QStringList QgsExpression::NodeFunction::referencedColumns ( ) const
overridevirtual

Implements QgsExpression::Node.

Definition at line 2757 of file qgsexpression.cpp.

Member Data Documentation

NodeList* QgsExpression::NodeFunction::mArgs
protected

Definition at line 606 of file qgsexpression.h.

int QgsExpression::NodeFunction::mFnIndex
protected

Definition at line 605 of file qgsexpression.h.


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