qgsexpressionutils.h File Reference

#include <functional>
#include "qgscoordinatereferencesystem.h"
#include "qgsexpression.h"
#include "qgsfeature.h"
#include "qgsfeaturerequest.h"
#include "qgsreferencedgeometry.h"
#include "qgsvariantutils.h"
#include <QDate>
#include <QDateTime>
#include <QLocale>
#include <QString>
#include <QThread>
#include <QTime>

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Classes
class	QgsExpressionUtils
	A set of expression-related functions. More...

Macros
#define	ENSURE_NO_EVAL_ERROR
#define	FEAT_FROM_CONTEXT(c, f)
#define	SET_EVAL_ERROR(x)
#define	SIP_NO_FILE

Macro Definition Documentation

ENSURE_NO_EVAL_ERROR

#define ENSURE_NO_EVAL_ERROR

Value:

  {                               \
    if ( parent->hasEvalError() ) \
      return QVariant();          \
  }

Definition at line 45 of file qgsexpressionutils.h.

FEAT_FROM_CONTEXT

#define FEAT_FROM_CONTEXT	(		c,
			f )

Value:

  if ( !( c ) || !( c )->hasFeature() ) \
    return QVariant();                  \
  QgsFeature f = ( c )->feature();

Definition at line 56 of file qgsexpressionutils.h.

SET_EVAL_ERROR

#define SET_EVAL_ERROR

(

x

)

Value:

  {                                  \
    parent->setEvalErrorString( x ); \
    return QVariant();               \
  }

Definition at line 50 of file qgsexpressionutils.h.

SIP_NO_FILE

#define SIP_NO_FILE

Definition at line 37 of file qgsexpressionutils.h.