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Code Issues Packages Projects Releases Wiki Activity

DebugScreen: Add buttons to jump to top and bottom

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This commit is contained in:
Vishesh Handa
2020-05-17 19:56:25 +02:00
parent c62d5e469f
commit a2b72a1a81
1 changed files with 27 additions and 7 deletions
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34
lib/screens/debug_screen.dart
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@ -14,13 +14,23 @@ class _DebugScreenState extends State<DebugScreen> {
void initState() { void initState() {
super.initState(); super.initState();
WidgetsBinding.instance.addPostFrameCallback((_) { WidgetsBinding.instance.addPostFrameCallback((_) => _scrollToBottom());
_controller.animateTo( }
_controller.position.maxScrollExtent,
duration: const Duration(milliseconds: 10), void _scrollToTop() {
curve: Curves.easeOut, _controller.animateTo(
); _controller.position.minScrollExtent,
}); duration: const Duration(milliseconds: 10),
curve: Curves.easeOut,
);
}
void _scrollToBottom() {
_controller.animateTo(
_controller.position.maxScrollExtent,
duration: const Duration(milliseconds: 10),
curve: Curves.easeOut,
);
} }
@override @override
@ -34,6 +44,16 @@ class _DebugScreenState extends State<DebugScreen> {
Navigator.of(context).pop(); Navigator.of(context).pop();
}, },
), ),
actions: <Widget>[
IconButton(
icon: const Icon(Icons.arrow_upward),
onPressed: _scrollToTop,
),
IconButton(
icon: const Icon(Icons.arrow_downward),
onPressed: _scrollToBottom,
),
],
), ),
body: Scrollbar( body: Scrollbar(
child: ListView( child: ListView(