如何使活动始终在后台运行

Question

I am making an application in which i am using broadcast reciever to call a service. The problem is that I have to open the application to make the service work. I want that just install application and it will run the service automatically.

In the main activity I have used Intent filter and I have made a class for brodcast reciever and called onRecieve method

Answer 1

If you want to run something in background it should be a Service . It was designed specifically for this purpose. The sole purpose of an Activity is user interaction .

Answer 2

您可以在服务中使用startforeground()方法来避免被杀死。