Flutter:将应用程序作为后台服务运行 [英] Flutter : Run an app as a background service

问题描述

我想在用户断开蜂窝电话连接时显示自定义弹出消息.问题是如何检测应用程序何时未运行.任何线索都将有所帮助.

I want to show a custom popup message whenever the user disconnects a cellular call. The problem is how to detect when the app is not running. any leads would be helpful.

推荐答案

已经有一段时间了，并且已经有了很多发展.

It's been a while and there have been many developments.

首先，在此外， flutter/Background进程基本上会指向您中/执行Dart Flutter插件和地理围栏在后台显示(2018年9月)

Also, flutter/Background processes will basically point you to medium/Executing Dart in the Background with Flutter Plugins and Geofencing (Sept 2018)

• 这是 Geofencing示例，其中涉及 PluginUtilities )

• which is a Geofencing sample that involves a partnership between isolates, native Android/iOS code via MethodChannel, and PluginUtilities.getCallbackHandle (PluginUtilities)

A，现在有很多插件可用:

Alas, there are many plugins available now:

• https://pub.dev/packages/background_location
• https://pub.dev/packages/android_alarm_manager (Android)
• https://pub.dev/packages/background_fetch
• https://pub.dev/packages/workmanager
• https://pub.dev/packages/audio_service

• https://pub.dev/packages/background_location
• https://pub.dev/packages/android_alarm_manager (Android)
• https://pub.dev/packages/background_fetch
• https://pub.dev/packages/workmanager
• https://pub.dev/packages/audio_service

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