QGIS API Documentation 3.39.0-Master (93ce9bf5c90)
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Represents a list of OrderByClauses, with the most important first and the least important last. More...
#include <qgsfeaturerequest.h>
Public Member Functions | |
CORE_EXPORT | OrderBy () |
Create a new empty order by. | |
CORE_EXPORT | OrderBy (const QList< QgsFeatureRequest::OrderByClause > &other) |
Create a new order by from a list of clauses. | |
QString CORE_EXPORT | dump () const |
Dumps the content to an SQL equivalent syntax. | |
QList< QgsFeatureRequest::OrderByClause > CORE_EXPORT | list () const |
Gets a copy as a list of OrderByClauses. | |
void CORE_EXPORT | load (const QDomElement &elem) |
Deserialize from XML. | |
CORE_EXPORT bool | operator!= (const OrderBy &v) const |
Inequality operator. | |
CORE_EXPORT bool | operator== (const OrderBy &v) const |
Equality operator. | |
void CORE_EXPORT | save (QDomElement &elem) const |
Serialize to XML. | |
QSet< int > CORE_EXPORT | usedAttributeIndices (const QgsFields &fields) const |
Returns a set of used, validated attribute indices. | |
QSet< QString > CORE_EXPORT | usedAttributes () const |
Returns a set of used attributes. | |
Represents a list of OrderByClauses, with the most important first and the least important last.
Definition at line 219 of file qgsfeaturerequest.h.
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default |
Create a new empty order by.
QgsFeatureRequest::OrderBy::OrderBy | ( | const QList< QgsFeatureRequest::OrderByClause > & | other | ) |
Create a new order by from a list of clauses.
Definition at line 561 of file qgsfeaturerequest.cpp.
QString QgsFeatureRequest::OrderBy::dump | ( | ) | const |
Dumps the content to an SQL equivalent syntax.
Definition at line 660 of file qgsfeaturerequest.cpp.
QList< QgsFeatureRequest::OrderByClause > QgsFeatureRequest::OrderBy::list | ( | ) | const |
Gets a copy as a list of OrderByClauses.
This is only required in Python where the inheritance is not properly propagated and this makes it usable.
Definition at line 589 of file qgsfeaturerequest.cpp.
void QgsFeatureRequest::OrderBy::load | ( | const QDomElement & | elem | ) |
Deserialize from XML.
Definition at line 610 of file qgsfeaturerequest.cpp.
bool QgsFeatureRequest::OrderBy::operator!= | ( | const OrderBy & | v | ) | const |
bool QgsFeatureRequest::OrderBy::operator== | ( | const OrderBy & | v | ) | const |
void QgsFeatureRequest::OrderBy::save | ( | QDomElement & | elem | ) | const |
Serialize to XML.
Definition at line 594 of file qgsfeaturerequest.cpp.
QSet< int > QgsFeatureRequest::OrderBy::usedAttributeIndices | ( | const QgsFields & | fields | ) | const |
Returns a set of used, validated attribute indices.
Definition at line 642 of file qgsfeaturerequest.cpp.
QSet< QString > QgsFeatureRequest::OrderBy::usedAttributes | ( | ) | const |
Returns a set of used attributes.
Definition at line 627 of file qgsfeaturerequest.cpp.