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samples/veggieseasons/lib/screens/favorites.dart

63 lines
1.8 KiB

// Copyright 2018 The Flutter team. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
import 'package:flutter/cupertino.dart';
import 'package:flutter/widgets.dart';
import 'package:scoped_model/scoped_model.dart';
import 'package:veggieseasons/data/app_state.dart';
import 'package:veggieseasons/data/veggie.dart';
import 'package:veggieseasons/styles.dart';
import 'package:veggieseasons/widgets/veggie_headline.dart';
class FavoritesScreen extends StatelessWidget {
/// Builds the "content" of the favorites screen: either a list of favorite
/// veggies or a note that says the user hasn't favorited any yet.
Widget _buildTabViewBody(BuildContext context) {
final model = ScopedModel.of<AppState>(context, rebuildOnChange: true);
if (model.favoriteVeggies.length == 0) {
return Padding(
padding: const EdgeInsets.symmetric(horizontal: 24.0),
child: Text(
'You haven\'t added any favorite veggies to your garden yet.',
style: Styles.headlineDescription,
),
);
}
final rows = <Widget>[
SizedBox(height: 24.0),
];
for (Veggie veggie in model.favoriteVeggies) {
rows.add(
Padding(
padding: EdgeInsets.only(left: 16.0, right: 16.0, bottom: 24.0),
child: VeggieHeadline(veggie),
),
);
}
return ListView(
children: rows,
);
}
@override
Widget build(BuildContext context) {
return CupertinoTabView(
builder: (context) {
return CupertinoPageScaffold(
navigationBar: CupertinoNavigationBar(
middle: Text('My Garden'),
),
child: Center(
child: _buildTabViewBody(context),
),
);
},
);
}
}