olshab/PIbd-32_Shabunov_O.A._MobileProgramming
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implemented SnackBar appearance

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This commit is contained in:
ShabOl 2024-10-03 00:44:31 +04:00
parent ff75a800ef
commit e1e9ca4194
2 changed files with 37 additions and 3 deletions
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13
lib/presentation/home_page/card.dart
View File

@ -14,11 +14,14 @@ class _CardData {
}); });
} }
typedef OnLikeCallback = void Function(String title, bool isLiked)?;
class _Card extends StatefulWidget { class _Card extends StatefulWidget {
final String title; final String title;
final String description; final String description;
final IconData icon; final IconData icon;
final String? imageUrl; final String? imageUrl;
final OnLikeCallback onLike;
const _Card({ const _Card({
super.key, super.key,
@ -26,13 +29,18 @@ class _Card extends StatefulWidget {
required this.description, required this.description,
this.icon = Icons.hail, this.icon = Icons.hail,
this.imageUrl, this.imageUrl,
this.onLike,
}); });
factory _Card.fromData(_CardData data) => _Card( factory _Card.fromData(
_CardData data, {
final OnLikeCallback onLike,
}) => _Card(
title: data.title, title: data.title,
description: data.description, description: data.description,
icon: data.icon, icon: data.icon,
imageUrl: data.imageUrl, imageUrl: data.imageUrl,
onLike: onLike,
); );
@override @override
@ -81,7 +89,7 @@ class _CardState extends State<_Card> {
), ),
Flexible( Flexible(
child: Padding( child: Padding(
padding: const EdgeInsets.only(left: 15.0), padding: const EdgeInsets.only(left: 12.0, top: 12, bottom: 12),
child: Column( child: Column(
crossAxisAlignment: CrossAxisAlignment.start, crossAxisAlignment: CrossAxisAlignment.start,
children: [ children: [
@ -105,6 +113,7 @@ class _CardState extends State<_Card> {
setState(() { setState(() {
isLiked = !isLiked; isLiked = !isLiked;
}); });
widget.onLike?.call(widget.title, isLiked);
}, },
child: AnimatedSwitcher( child: AnimatedSwitcher(
duration: const Duration(milliseconds: 100), duration: const Duration(milliseconds: 100),

27
lib/presentation/home_page/home_page.dart
View File

@ -12,6 +12,18 @@ class MyHomePage extends StatefulWidget {
} }
class _MyHomePageState extends State<MyHomePage> { class _MyHomePageState extends State<MyHomePage> {
@override
void initState() {
WidgetsBinding.instance.addPostFrameCallback((_) {
ScaffoldMessenger.of(context).showSnackBar(SnackBar(
content: Text('Hello', style: Theme.of(context).textTheme.bodyLarge),
backgroundColor: Colors.deepPurple.shade200,
duration: const Duration(seconds: 4),
));
});
super.initState();
}
@override @override
Widget build(BuildContext context) { Widget build(BuildContext context) {
return Scaffold( return Scaffold(
@ -52,9 +64,22 @@ class Body extends StatelessWidget {
child: SingleChildScrollView( child: SingleChildScrollView(
child: Column( child: Column(
mainAxisAlignment: MainAxisAlignment.center, mainAxisAlignment: MainAxisAlignment.center,
children: cardsData.map((e) => _Card.fromData(e)).toList(), children: cardsData.map((e) => _Card.fromData(e, onLike: (title, isLiked) => _showSnackBar(context, title, isLiked))).toList(),
), ),
), ),
); );
} }
void _showSnackBar(BuildContext context, String title, bool isLiked) {
WidgetsBinding.instance.addPostFrameCallback((_) {
ScaffoldMessenger.of(context).showSnackBar(SnackBar(
content: Text(
'Card $title ${isLiked ? 'liked' : 'disliked'}',
style: Theme.of(context).textTheme.bodyLarge
),
backgroundColor: Colors.deepPurple.shade200,
duration: const Duration(seconds: 2),
));
});
}
} }