QgsExpression::NodeCondition Class Reference

#include <qgsexpression.h>

Inheritance diagram for QgsExpression::NodeCondition:

Collaboration diagram for QgsExpression::NodeCondition:

Public Member Functions
	NodeCondition (WhenThenList *conditions, Node *elseExp=NULL)
	~NodeCondition ()
virtual NodeType	nodeType () const
virtual QVariant	eval (QgsExpression *parent, const QgsFeature *f)
virtual bool	prepare (QgsExpression *parent, const QgsFields &fields)
virtual QString	dump () const
virtual QStringList	referencedColumns () const
virtual bool	needsGeometry () const
virtual void	accept (Visitor &v) const
Public Member Functions inherited from QgsExpression::Node
virtual	~Node ()

Protected Attributes
WhenThenList	mConditions
Node *	mElseExp

Detailed Description

Definition at line 557 of file qgsexpression.h.

Constructor & Destructor Documentation

QgsExpression::NodeCondition::NodeCondition ( WhenThenList *  conditions, Node *  elseExp = NULL  )

inline

Definition at line 560 of file qgsexpression.h.

QgsExpression::NodeCondition::~NodeCondition ( )

inline

Definition at line 561 of file qgsexpression.h.

Member Function Documentation

virtual void QgsExpression::NodeCondition::accept ( Visitor &  v ) const

inlinevirtual

Implements QgsExpression::Node.

Definition at line 570 of file qgsexpression.h.

References QgsExpression::Visitor::visit().

QString QgsExpression::NodeCondition::dump ( ) const

virtual

Implements QgsExpression::Node.

Definition at line 2322 of file qgsexpression.cpp.

References QgsExpression::Node::dump(), QgsExpression::WhenThen::mThenExp, and QgsExpression::WhenThen::mWhenExp.

QVariant QgsExpression::NodeCondition::eval ( QgsExpression *  parent, const QgsFeature *  f  )

virtual

Implements QgsExpression::Node.

Definition at line 2280 of file qgsexpression.cpp.

References ENSURE_NO_EVAL_ERROR, QgsExpression::Node::eval(), getTVLValue(), QgsExpression::WhenThen::mThenExp, QgsExpression::WhenThen::mWhenExp, and True.

bool QgsExpression::NodeCondition::needsGeometry ( ) const

virtual

Implements QgsExpression::Node.

Definition at line 2348 of file qgsexpression.cpp.

References QgsExpression::WhenThen::mThenExp, QgsExpression::WhenThen::mWhenExp, and QgsExpression::Node::needsGeometry().

virtual NodeType QgsExpression::NodeCondition::nodeType ( ) const

inlinevirtual

Implements QgsExpression::Node.

Definition at line 563 of file qgsexpression.h.

bool QgsExpression::NodeCondition::prepare ( QgsExpression *  parent, const QgsFields &  fields  )

virtual

Implements QgsExpression::Node.

Definition at line 2306 of file qgsexpression.cpp.

References QgsExpression::WhenThen::mThenExp, QgsExpression::WhenThen::mWhenExp, and QgsExpression::Node::prepare().

QStringList QgsExpression::NodeCondition::referencedColumns ( ) const

virtual

Implements QgsExpression::Node.

Definition at line 2334 of file qgsexpression.cpp.

References QgsExpression::WhenThen::mThenExp, QgsExpression::WhenThen::mWhenExp, and QgsExpression::Node::referencedColumns().

Member Data Documentation

WhenThenList QgsExpression::NodeCondition::mConditions

protected

Definition at line 573 of file qgsexpression.h.

Node* QgsExpression::NodeCondition::mElseExp

protected

Definition at line 574 of file qgsexpression.h.

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

• /tmp/buildd/qgis-2.0.1/src/core/qgsexpression.h
• /tmp/buildd/qgis-2.0.1/src/core/qgsexpression.cpp