Programming Tutorials

The code defines an extension property for the Context class that retrieves the battery capacity of the device. The property utilizes reflection to access the private PowerProfile class, which is part of the Android internal APIs. This class provides methods for retrieving information about the device's battery, such as its capacity. Here's a step-by-step breakdown of the code: Import Statements: The code starts by importing necessary classes like Context , Bundle , AppCompatActivity , and kotlinx.android.synthetic.main.activity_main MainActivity Class: The MainActivity class inherits from AppCompatActivity , which is the base class for activities in Android applications. The onCreate() method is the entry point of the activity. It's called when the activity is first created. Inside the onCreate() method: The setContentView(R.layout.activity_main) line sets the layout for the activity. The applicationContext.batteryCapacity?.apply { ... } block retrieves...