flutter_overlay 1.0.0

A transparent floating layer for flutter which can programatically show and close the child. Works on iOS,Android and Web.

example/lib/main.dart

import 'package:flutter/material.dart';
import 'package:flutter_overlay/flutter_overlay.dart';

void main() {
  runApp(MyApp());
}

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'flutter_overlay demo',
      theme: ThemeData(
        primarySwatch: Colors.blue,
      ),
      home: MyHomePage(title: 'flutter_overlay demo'),
    );
  }
}

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 _show() {
    HiOverlay.show(
      context,
      child: _dialog(),
    ).then((value) {
      print('---received:$value');
    });
  }

  _dialog() {
    return GestureDetector(
      onTap: () {
        Navigator.pop(context, 'close');
      },
      child: Container(
        decoration: BoxDecoration(color: Colors.black38),
        child: Center(
          child: CircularProgressIndicator(
              valueColor: AlwaysStoppedAnimation(Colors.redAccent)),
        ),
      ),
    );
  }

  @override
  Widget build(BuildContext context) {
    // This method is rerun every time setState is called, for instance as done
    // by the _incrementCounter method above.
    //
    // The Flutter framework has been optimized to make rerunning build methods
    // fast, so that you can just rebuild anything that needs updating rather
    // than having to individually change instances of widgets.
    return Scaffold(
      appBar: AppBar(
        // Here we take the value from the MyHomePage object that was created by
        // the App.build method, and use it to set our appbar title.
        title: Text(widget.title),
      ),
      body: Center(
        // Center is a layout widget. It takes a single child and positions it
        // in the middle of the parent.
        child: Column(
          // Column is also a layout widget. It takes a list of children and
          // arranges them vertically. By default, it sizes itself to fit its
          // children horizontally, and tries to be as tall as its parent.
          //
          // Invoke "debug painting" (press "p" in the console, choose the
          // "Toggle Debug Paint" action from the Flutter Inspector in Android
          // Studio, or the "Toggle Debug Paint" command in Visual Studio Code)
          // to see the wireframe for each widget.
          //
          // Column has various properties to control how it sizes itself and
          // how it positions its children. Here we use mainAxisAlignment to
          // center the children vertically; the main axis here is the vertical
          // axis because Columns are vertical (the cross axis would be
          // horizontal).
          mainAxisAlignment: MainAxisAlignment.center,
          children: <Widget>[
            Text(
              'Please click the button in the lower right corner.',
            ),
          ],
        ),
      ),
      floatingActionButton: FloatingActionButton(
        onPressed: _show,
        tooltip: 'Show',
        child: Icon(Icons.fiber_manual_record_outlined),
      ), // This trailing comma makes auto-formatting nicer for build methods.
    );
  }
}