headerBuilder property
Special Widget builder taking a BuildContext and a H
header
(H
is defined by you in the itemGrouper parameter)
This must be null if you pass a customBuilder parameter.
Implementation
final HeaderBuilder<H>? headerBuilder;
Special Widget builder taking a BuildContext and a H
header
(H
is defined by you in the itemGrouper parameter)
This must be null if you pass a customBuilder parameter.
final HeaderBuilder<H>? headerBuilder;