QGIS API Documentation 3.27.0-Master (f261cc1f8b)
qgsexpressioncontextscopegenerator.h
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1/***************************************************************************
2 qgsexpressioncontextscopegenerator.h - QgsExpressionContextScopeGenerator
3
4 ---------------------
5 begin : 24.11.2017
6 copyright : (C) 2017 by Matthias Kuhn
8 ***************************************************************************
9 * *
10 * This program is free software; you can redistribute it and/or modify *
11 * it under the terms of the GNU General Public License as published by *
12 * the Free Software Foundation; either version 2 of the License, or *
13 * (at your option) any later version. *
14 * *
15 ***************************************************************************/
16#ifndef QGSEXPRESSIONCONTEXTSCOPEGENERATOR_H
17#define QGSEXPRESSIONCONTEXTSCOPEGENERATOR_H
18
20
29{
30 public:
31
39
41};
42
43#endif // QGSEXPRESSIONCONTEXTGENERATOR_H
Abstract interface for generating an expression context scope.
virtual QgsExpressionContextScope * createExpressionContextScope() const =0
This method needs to be reimplemented in all classes which implement this interface and return an exp...
virtual ~QgsExpressionContextScopeGenerator()=default
Single scope for storing variables and functions for use within a QgsExpressionContext.
#define SIP_FACTORY
Definition: qgis_sip.h:76