Created
June 28, 2025 02:22
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sticky header flutter
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import 'package:flutter/material.dart'; | |
void main() => runApp(MaterialApp(home: StickyHeaderWithScrollController())); | |
class StickyHeaderWithScrollController extends StatefulWidget { | |
@override | |
_StickyHeaderWithScrollControllerState createState() => | |
_StickyHeaderWithScrollControllerState(); | |
} | |
class _StickyHeaderWithScrollControllerState | |
extends State<StickyHeaderWithScrollController> { | |
final Map<String, List<String>> _data = { | |
'Janeiro': [ | |
'Débito 2.0', | |
'Crédito 1.0', | |
'Crédito 3.0', | |
'Débito 2.0', | |
'Crédito 1.0', | |
'Crédito 3.0', | |
'Débito 2.0', | |
'Crédito 1.0', | |
'Crédito 3.0', | |
'Débito 2.0', | |
'Crédito 1.0', | |
'Crédito 3.0', | |
'Débito 2.0', | |
'Crédito 1.0', | |
'Crédito 3.0', | |
'Débito 2.0', | |
'Crédito 1.0', | |
'Crédito 3.0', | |
], | |
'Fevereiro': [ | |
'Débito 2.5', | |
'Crédito 1.2', | |
'Crédito 4.0', | |
'Débito 2.0', | |
'Crédito 1.0', | |
'Crédito 3.0', | |
'Débito 2.0', | |
'Crédito 1.0', | |
'Crédito 3.0', | |
'Débito 2.0', | |
'Crédito 1.0', | |
'Crédito 3.0', | |
'Débito 2.0', | |
'Crédito 1.0', | |
'Crédito 3.0', | |
'Débito 2.0', | |
'Crédito 1.0', | |
'Crédito 3.0', | |
], | |
'Março': [ | |
'Crédito 5.0', | |
'Débito 1.5', | |
'Débito 2.0', | |
'Crédito 1.0', | |
'Crédito 3.0', | |
'Débito 2.0', | |
'Crédito 1.0', | |
'Crédito 3.0', | |
'Débito 2.0', | |
'Crédito 1.0', | |
'Crédito 3.0', | |
'Débito 2.0', | |
'Crédito 1.0', | |
'Crédito 3.0', | |
'Débito 2.0', | |
'Crédito 1.0', | |
'Crédito 3.0', | |
'Débito 2.0', | |
'Crédito 1.0', | |
'Crédito 3.0', | |
'Débito 2.0', | |
'Crédito 1.0', | |
'Crédito 3.0', | |
'Débito 2.0', | |
'Crédito 1.0', | |
'Crédito 3.0', | |
'Débito 2.0', | |
'Crédito 1.0', | |
'Crédito 3.0', | |
], | |
}; | |
List<Widget> _buildListItems() { | |
List<Widget> widgets = []; | |
_data.forEach((month, items) { | |
widgets.add( | |
Container( | |
padding: EdgeInsets.symmetric(horizontal: 16, vertical: 12), | |
color: Colors.blue.shade100, | |
child: Text( | |
month, | |
style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold), | |
), | |
), | |
); | |
widgets.addAll(items.map((e) => ListTile(title: Text(e))).toList()); | |
}); | |
return widgets; | |
} | |
@override | |
Widget build(BuildContext context) { | |
return Scaffold( | |
appBar: AppBar(title: Text('Sticky Header com ScrollController')), | |
body: CustomScrollView( | |
slivers: [ | |
for (final statements in _data.entries) ...[ | |
SliverMainAxisGroup( | |
slivers: [ | |
SliverAppBar( | |
title: Text(statements.key), | |
pinned: true, | |
forceElevated: true, | |
centerTitle: false, | |
), | |
SliverToBoxAdapter( | |
child: Column( | |
children: [ | |
for (final value in statements.value) | |
ListTile(title: Text(value)), | |
], | |
), | |
), | |
], | |
), | |
], | |
], | |
), | |
); | |
} | |
} |
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