QGIS API Documentation
2.4.0-Chugiak
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#include <qgsexpression.h>
Public Member Functions | |
NodeColumnRef (QString name) | |
QString | name () const |
virtual NodeType | nodeType () const |
virtual bool | prepare (QgsExpression *parent, const QgsFields &fields) |
virtual QVariant | eval (QgsExpression *parent, const QgsFeature *f) |
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 | |
QString | mName |
int | mIndex |
Definition at line 530 of file qgsexpression.h.
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inline |
Definition at line 533 of file qgsexpression.h.
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inlinevirtual |
Implements QgsExpression::Node.
Definition at line 545 of file qgsexpression.h.
References QgsExpression::Visitor::visit().
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virtual |
Implements QgsExpression::Node.
Definition at line 2487 of file qgsexpression.cpp.
References QgsExpression::quotedColumnRef().
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virtual |
Implements QgsExpression::Node.
Definition at line 2460 of file qgsexpression.cpp.
References QgsFeature::attribute().
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inline |
Definition at line 535 of file qgsexpression.h.
Referenced by QgsOgcUtils::expressionColumnRefToOgcFilter().
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inlinevirtual |
Implements QgsExpression::Node.
Definition at line 543 of file qgsexpression.h.
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inlinevirtual |
Implements QgsExpression::Node.
Definition at line 537 of file qgsexpression.h.
References QgsExpression::ntColumnRef.
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virtual |
Implements QgsExpression::Node.
Definition at line 2472 of file qgsexpression.cpp.
References QgsFields::count(), QgsExpression::mEvalErrorString, and tr.
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inlinevirtual |
Implements QgsExpression::Node.
Definition at line 542 of file qgsexpression.h.
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protected |
Definition at line 549 of file qgsexpression.h.
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protected |
Definition at line 548 of file qgsexpression.h.