To obtain a WindowManager for a different display, use Context#createDisplayContext to obtain a Context for that display, then use Context. getSystemService(Context. WINDOW_SERVICE) to get the WindowManager. The simplest way to show a window on another display is to create a Presentation .

What is WindowManager in android?

The Android WindowManager is a system service, which is responsible for managing the z-ordered list of windows, which windows are visible, and how they are laid out on screen. Among other things, it automatically performs window transitions and animations when opening or closing an app or rotating the screen.

How do I find my screen size on Kotlin?

1. Display display = getWindowManager(). getDefaultDisplay(); Point size = new Point(); display. getSize(size); int width = size.