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Fix: Fixed group header now literally fixed to top of list #209

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Fix: Fixed group header now literally fixed to top of list #209

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14 changes: 13 additions & 1 deletion lib/grouped_list.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -386,7 +386,19 @@ class _GroupedListViewState<T, E> extends State<GroupedListView<T, E>> {
initialData: _topElementIndex,
builder: (context, snapshot) {
if (snapshot.hasData) {
return _showFixedGroupHeader(snapshot.data!);
return ListenableBuilder(
listenable: _controller,
builder: (context, child) {
final offset = _controller.offset;

return Padding(
padding:
EdgeInsets.only(top: offset < 0 ? offset.abs() : 0),
child: child,
);
},
child: _showFixedGroupHeader(snapshot.data!),
);
}
return const SizedBox.shrink();
}),
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