How do I prevent Android taking a screenshot when my app goes to the background?

Question

The app I\'m currently building has the requirement that the app has to prevent the OS to take a screenshot of the app when it\'s being pushed into the background for securi

Answer 1

This is work for me after adding these line into the onCreate before setContentView of every activity.

getWindow().setFlags(WindowManager.LayoutParams.FLAG_SECURE,     
WindowManager.LayoutParams.FLAG_SECURE);
setContentView(R.layout.activity_notification);