template<typename T>
QgsAbstractFeatureIteratorFromSource class
Helper template that cares of two things: 1.
Contents
- Reference
automatic deletion of source if owned by iterator, 2. notification of open/closed iterator.
Base classes
- class QgsAbstractFeatureIterator
- Internal feature iterator to be implemented within data providers.
Protected functions
- void iteratorClosed()
- to be called by from subclass in close()