sticky_float_button
A Flutter implementation of sticky float button.
Getting started
In the pubspec.yaml
of your flutter project, add the following dependency:
dependencies:
...
sticky_float_button:
In your library add the following import:
import 'package:sticky_float_button/sticky_float_button.dart';
For help getting started with Flutter, view the online documentation.
Example
You can use 'Stack' to be located under 'Body' it.
import 'package:flutter/material.dart';
import 'package:sticky_float_button/sticky_float_button.dart';
void main() {
runApp(const MyApp());
}
class MyApp extends StatelessWidget {
const MyApp({Key? key}) : super(key: key);
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Flutter Sticky Float Button',
theme: ThemeData(
primarySwatch: Colors.blue,
),
home: const StickyFloatExample(),
);
}
}
class StickyFloatExample extends StatefulWidget {
const StickyFloatExample({Key? key}) : super(key: key);
@override
_StickyFloatExampleState createState() => _StickyFloatExampleState();
}
class _StickyFloatExampleState extends State<StickyFloatExample> {
final StickyFloatButtonController _controller =
StickyFloatButtonController(initPosition: Alignment.topRight);
AppBar _appBar() {
return AppBar(
title: const Text("Sticky Float Example"),
);
}
Widget _body() {
return Center(
child: GestureDetector(
onTap: () {
_controller.jumpToPosition(Alignment.center);
},
child: const Text("Sticky")),
);
}
Widget _floatButton() {
return StickyFloatButton(
controller: _controller,
child: const SingleFloatButton(
child: CircleAvatar(
backgroundColor: Colors.grey,
child: Icon(
Icons.add,
color: Colors.white,
),
),
),
);
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: _appBar(),
body: Builder(
builder: (context) {
return Stack(
children: [
_body(),
_floatButton(),
],
);
},
),
);
}
}
You can find more examples in the Example project.