waiting_dialog 0.0.4

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  • 44

waiting_dialog #

MacDown logo

Este plugin te ayudará visualmente a mostrar un CircularProgressIndicator mientras procesas una petición.

import 'dart:async';

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

Future _doLongProcess() async {
	// aquí simulamos una petición de 5 segundos
	// un ejemplo de su uso puede ser consumir un servicio REST/SOAP
	await Future.delayed(Duration(seconds: 5));

void _onPressed() {
		context: _key.currentState.overlay.context,
		onWaiting: () async => await _doLongProcess(),
		strokeWidth: 12.0,
		onDone: () {
		  // una vez que termina la espera de procesar
		  print('is done!');


0.0.1 #

  • TODO: Describe initial release.


Ejemplo #

Aquí te muestro un ejemplo de uso de waiting_dialog plugin.

Botón que ejecuta la acción #

Future _doLongProcess() async {
	// demoramos 5 segundos
	await Future.delayed(Duration(seconds: 5));

void _onPressed() {
		context: _key.currentState.overlay.context,
		onWaiting: () async => await _doLongProcess(),
		strokeWidth: 12.0,
		onDone: () {
			// luego de terminada la espera
			// aquí va su código
			print('proceso terminado!');

Widget button([String caption]) {
	ThemeData theme = Theme.of(context);
	return RaisedButton(
		onPressed: _onPressed,
		shape: RoundedRectangleBorder(
			borderRadius: BorderRadius.circular(8.0),
		color: theme.primaryColor,
		textColor: theme.dialogBackgroundColor,
		child: Container(
				padding: EdgeInsets.symmetric(horizontal: 32.0, vertical: 16.0),
				child: Text('${caption ?? ""}'),

alt image

Contenido del widget #

var _key = GlobalKey<NavigatorState>();
Widget build(BuildContext context) {
	return MaterialApp(
		navigatorKey: _key,
		debugShowCheckedModeBanner: false,
		home: Scaffold(
			appBar: AppBar(
				title: const Text('Waiting dialog example app'),
			body: Center(
				child: Row(
					mainAxisAlignment: MainAxisAlignment.spaceEvenly,
					children: <Widget>[
						button('Button with caption'),
						button('Another button')

Resultado #

Dialog mostrando un CircularProgressIndicator mientras procesas una petición. alt image

Use this package as a library

1. Depend on it

Add this to your package's pubspec.yaml file:

  waiting_dialog: ^0.0.4

2. Install it

You can install packages from the command line:

with Flutter:

$ flutter pub get

Alternatively, your editor might support flutter pub get. Check the docs for your editor to learn more.

3. Import it

Now in your Dart code, you can use:

import 'package:waiting_dialog/waiting_dialog.dart';
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Learn more about scoring.

We analyzed this package on Jan 19, 2020, and provided a score, details, and suggestions below. Analysis was completed with status completed using:

  • Dart: 2.7.0
  • pana: 0.13.4
  • Flutter: 1.12.13+hotfix.5

Maintenance suggestions

The package description is too short. (-20 points)

Add more detail to the description field of pubspec.yaml. Use 60 to 180 characters to describe the package, what it does, and its target use case.

Package is pre-v0.1 release. (-10 points)

While nothing is inherently wrong with versions of 0.0.*, it might mean that the author is still experimenting with the general direction of the API.


Package Constraint Resolved Available
Direct dependencies
Dart SDK >=2.1.0 <3.0.0
flutter 0.0.0
Transitive dependencies
collection 1.14.11 1.14.12
meta 1.1.8
sky_engine 0.0.99
typed_data 1.1.6
vector_math 2.0.8