18 #ifndef QGSEXPRESSIONFIELDBUFFER_H 19 #define QGSEXPRESSIONFIELDBUFFER_H 64 void removeExpression(
int index );
84 void readXml(
const QDomNode& layer_node );
99 #endif // QGSEXPRESSIONFIELDBUFFER_H Class for parsing and evaluation of expressions (formerly called "search strings").
Container of fields for a vector layer.
ExpressionField(const QString &exp, const QgsField &fld)
Encapsulate a field in an attribute table or data source.
Buffers information about expression fields for a vector layer.
QgsExpression cachedExpression
const QList< ExpressionField > & expressions() const