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Refactor tabbar code sample (#76387)
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@ -574,42 +574,42 @@ class _TabBarScrollController extends ScrollController {
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///
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/// ```dart
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/// Widget build(BuildContext context) {
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/// return DefaultTabController(
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/// initialIndex: 1,
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/// length: 3,
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/// child: Scaffold(
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/// appBar: AppBar(
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/// title: const Text('TabBar Widget'),
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/// bottom: const TabBar(
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/// tabs: <Widget>[
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/// Tab(
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/// icon: Icon(Icons.cloud_outlined),
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/// ),
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/// Tab(
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/// icon: Icon(Icons.beach_access_sharp),
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/// ),
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/// Tab(
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/// icon: Icon(Icons.brightness_5_sharp),
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/// ),
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/// ],
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/// ),
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/// ),
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/// body: const TabBarView(
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/// children: <Widget>[
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/// Center(
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/// child: Text('It\'s cloudy here'),
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/// ),
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/// Center(
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/// child: Text('It\'s rainy here'),
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/// ),
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/// Center(
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/// child: Text('It\'s sunny here'),
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/// ),
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/// ],
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/// ),
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/// ),
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/// );
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/// }
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/// return DefaultTabController(
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/// initialIndex: 1,
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/// length: 3,
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/// child: Scaffold(
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/// appBar: AppBar(
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/// title: const Text('TabBar Widget'),
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/// bottom: const TabBar(
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/// tabs: <Widget>[
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/// Tab(
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/// icon: Icon(Icons.cloud_outlined),
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/// ),
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/// Tab(
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/// icon: Icon(Icons.beach_access_sharp),
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/// ),
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/// Tab(
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/// icon: Icon(Icons.brightness_5_sharp),
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/// ),
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/// ],
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/// ),
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/// ),
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/// body: const TabBarView(
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/// children: <Widget>[
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/// Center(
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/// child: Text('It\'s cloudy here'),
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/// ),
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/// Center(
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/// child: Text('It\'s rainy here'),
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/// ),
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/// Center(
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/// child: Text('It\'s sunny here'),
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/// ),
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/// ],
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/// ),
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/// ),
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/// );
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/// }
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/// ```
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/// {@end-tool}
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///
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