FLSliverPersistentHeaderWidgetElement constructor
FLSliverPersistentHeaderWidgetElement()
Implementation
FLSliverPersistentHeaderWidgetElement(FLSliverPersistentHeaderWidget widget)
: super(widget);
FLSliverPersistentHeaderWidgetElement(FLSliverPersistentHeaderWidget widget)
: super(widget);