fluid_layout 0.0.11+1 
fluid_layout: ^0.0.11+1 copied to clipboard
jaimeblasco.comCreate responsive layouts in flutter for mobile, web and desktop.
import 'package:example/sliver_example.dart';
import 'package:fluid_layout/fluid_layout.dart';
import 'package:flutter/material.dart';
import 'package:flutter_staggered_grid_view/flutter_staggered_grid_view.dart';
import 'custom_card.dart';
void main() => runApp(MyApp());
class MyApp extends StatelessWidget {
// This widget is the root of your application.
@override
Widget build(BuildContext context) {
return MaterialApp(
debugShowCheckedModeBanner: false,
title: 'Flutter Demo',
theme: ThemeData(
cardTheme: CardTheme(
elevation: 12,
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(12))),
// This is the theme of your application.
//
// Try running your application with "flutter run". You'll see the
// application has a blue toolbar. Then, without quitting the app, try
// changing the primarySwatch below to Colors.green and then invoke
// "hot reload" (press "r" in the console where you ran "flutter run",
// or simply save your changes to "hot reload" in a Flutter IDE).
// Notice that the counter didn't reset back to zero; the application
// is not restarted.
primarySwatch: Colors.blue,
),
home: MyHomePage(
title: 'Fluid flutter',
));
}
}
class MyHomePage extends StatefulWidget {
MyHomePage({Key key, this.title}) : super(key: key);
final String title;
@override
_MyHomePageState createState() => _MyHomePageState();
}
class _MyHomePageState extends State<MyHomePage> {
int _counter = 0;
void _incrementCounter() {
setState(() {
// This call to setState tells the Flutter framework that something has
// changed in this State, which causes it to rerun the build method below
// so that the display can reflect the updated values. If we changed
// _counter without calling setState(), then the build method would not be
// called again, and so nothing would appear to happen.
_counter++;
});
}
@override
Widget build(BuildContext context) {
return Scaffold(
body: FluidLayout(
child: Builder(
builder: (context) => CustomScrollView(
slivers: <Widget>[
SliverToBoxAdapter(
child: SizedBox(
height: context.fluid(60, xs: 12, s: 12))),
SliverFluid(
sliver: SliverFluidGrid(
children: [
if (context.breakpoint.isSmallerThanM)
BreakpointColumn.fit(
crossAxisCellCount: context.fluid(12),
child: CustomCard(
child: Container(
height: 100,
child: Center(
child: Text(
'Only visible in small screens')),
))),
BreakpointColumn.count(
crossAxisCellCount: context.fluid(12),
mainAxisCellCount: context.fluid(4),
child: CustomCard(
color: Colors.green,
child: Center(child: Text('Header')),
)),
BreakpointColumn.count(
crossAxisCellCount:
context.fluid(3, m: 3, s: 6, xs: 6),
mainAxisCellCount:
context.fluid(3, m: 3, s: 6, xs: 6),
child: CustomCard(
child: Center(child: Text('A')),
)),
BreakpointColumn.count(
crossAxisCellCount:
context.fluid(3, m: 3, s: 6, xs: 6),
mainAxisCellCount:
context.fluid(3, m: 3, s: 4, xs: 4),
child: CustomCard(
child: Center(child: Text('B')),
)),
BreakpointColumn.count(
crossAxisCellCount:
context.fluid(3, m: 3, s: 6, xs: 6),
mainAxisCellCount:
context.fluid(3, m: 3, s: 6, xs: 6),
child: CustomCard(
child: Center(child: Text('C')),
)),
BreakpointColumn.count(
crossAxisCellCount:
context.fluid(3, m: 3, s: 6, xs: 6),
mainAxisCellCount:
context.fluid(3, m: 3, s: 4, xs: 4),
child: CustomCard(
child: Center(child: Text('D')),
)),
BreakpointColumn.extent(
crossAxisCellCount: context.fluid(12),
mainAxisExtent: 1,
child: Container(
color: Colors.black12,
)),
BreakpointColumn.count(
crossAxisCellCount:
context.fluid(3, m: 6, s: 12, xs: 12),
mainAxisCellCount: 3,
child: CustomCard(
color: Colors.green,
child: Center(child: Text('1')),
)),
BreakpointColumn.count(
crossAxisCellCount:
context.fluid(3, m: 6, s: 6, xs: 6),
mainAxisCellCount:
context.fluid(1.45, s: 2, xs: 2),
child: CustomCard(
child: Center(child: Text('2')),
)),
BreakpointColumn.count(
crossAxisCellCount:
context.fluid(3, m: 6, s: 6, xs: 6),
mainAxisCellCount:
context.fluid(1.45, s: 2, xs: 2),
child: CustomCard(
child: Center(child: Text('3')),
)),
BreakpointColumn.count(
crossAxisCellCount:
context.fluid(3, m: 6, s: 6, xs: 6),
mainAxisCellCount:
context.fluid(1.45, s: 2, xs: 2),
child: CustomCard(
child: Center(child: Text('4')),
)),
BreakpointColumn.count(
crossAxisCellCount:
context.fluid(3, m: 6, s: 6, xs: 6),
mainAxisCellCount:
context.fluid(1.45, s: 2, xs: 2),
child: CustomCard(
child: Center(child: Text('5')),
)),
BreakpointColumn.count(
crossAxisCellCount:
context.fluid(3, m: 6, s: 6, xs: 6),
mainAxisCellCount:
context.fluid(1.45, s: 2, xs: 2),
child: CustomCard(
child: Center(child: Text('6')),
)),
BreakpointColumn.count(
crossAxisCellCount:
context.fluid(3, m: 6, s: 6, xs: 6),
mainAxisCellCount:
context.fluid(1.45, s: 2, xs: 2),
child: CustomCard(
child: Center(child: Text('7')),
)),
BreakpointColumn.extent(
crossAxisCellCount: 12,
mainAxisExtent: 150,
child: CustomCard(
color: Colors.green,
)),
BreakpointColumn.count(
crossAxisCellCount:
context.fluid(2, l: 2, m: 4, s: 3, xs: 4),
mainAxisCellCount:
context.fluid(2, l: 2, m: 3, s: 3, xs: 4),
child: CustomCard(
child: Center(child: Text('I')),
)),
BreakpointColumn.count(
crossAxisCellCount:
context.fluid(2, l: 2, m: 4, s: 3, xs: 4),
mainAxisCellCount:
context.fluid(2, l: 2, m: 3, s: 3, xs: 4),
child: CustomCard(
child: Center(child: Text('I')),
)),
BreakpointColumn.count(
crossAxisCellCount:
context.fluid(2, l: 2, m: 4, s: 3, xs: 4),
mainAxisCellCount:
context.fluid(2, l: 2, m: 3, s: 3, xs: 4),
child: CustomCard(
child: Center(child: Text('I')),
)),
BreakpointColumn.count(
crossAxisCellCount:
context.fluid(2, l: 2, m: 4, s: 3, xs: 4),
mainAxisCellCount:
context.fluid(2, l: 2, m: 3, s: 3, xs: 4),
child: CustomCard(
child: Center(child: Text('I')),
)),
BreakpointColumn.count(
crossAxisCellCount:
context.fluid(2, l: 2, m: 4, s: 3, xs: 4),
mainAxisCellCount:
context.fluid(2, l: 2, m: 3, s: 3, xs: 4),
child: CustomCard(
child: Center(child: Text('I')),
)),
BreakpointColumn.count(
crossAxisCellCount:
context.fluid(2, l: 2, m: 4, s: 3, xs: 4),
mainAxisCellCount:
context.fluid(2, l: 2, m: 3, s: 3, xs: 4),
child: CustomCard(
child: Center(child: Text('I')),
)),
BreakpointColumn.count(
crossAxisCellCount:
context.fluid(4, s: 12, xs: 12),
mainAxisCellCount:
context.fluid(4, s: 12, xs: 12),
child: CustomCard(
child: Center(child: Text('A')),
)),
BreakpointColumn.count(
crossAxisCellCount:
context.fluid(4, s: 12, xs: 12),
mainAxisCellCount:
context.fluid(4, s: 12, xs: 12),
child: CustomCard(
child: Center(child: Text('B')),
)),
BreakpointColumn.count(
crossAxisCellCount:
context.fluid(4, s: 12, xs: 12),
mainAxisCellCount:
context.fluid(4, s: 12, xs: 12),
child: CustomCard(
child: Center(child: Text('C')),
)),
],
),
),
SliverToBoxAdapter(
child: Container(
margin: EdgeInsets.symmetric(vertical: 12),
padding: EdgeInsets.symmetric(vertical: 12),
color: Colors.green,
height: 200,
child: Center(child: Text('Expanded')),
),
),
SliverToBoxAdapter(child: SizedBox(height: 40)),
context.breakpoint.isLargerThanM
? SliverFluid(
sliver: SliverToBoxAdapter(
child: CustomCard(
child: Container(
height: 300,
child: Center(
child:
Text('Only visible in large screen')),
))),
)
: SliverToBoxAdapter(child: Container()),
SliverToBoxAdapter(child: SizedBox(height: 40)),
],
))),
floatingActionButton: FloatingActionButton(
onPressed: _incrementCounter,
tooltip: 'Increment',
child: Icon(Icons.add),
), // This trailing comma makes auto-formatting nicer for build methods.
);
}
}Metadata
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Metadata
Create responsive layouts in flutter for mobile, web and desktop.
Repository (GitHub)
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License
unknown (LICENSE)
Dependencies
flutter, flutter_staggered_grid_view
