Microsoft.Xna.Framework.MonoGameAndroidGameView.OnContextLost C# (CSharp) Method

        protected override void OnContextLost(EventArgs e)
        {
            base.OnContextLost(e);
            // OnContextLost is called when the underlying OpenGL context is destroyed
            // this usually happens on older devices when other opengl apps are run 
            // or the lock screen is enabled. Modern devices can preserve the opengl 
            // context along with all the textures and shaders it has attached.
            Android.Util.Log.Debug("MonoGame", "MonoGameAndroidGameView Context Lost");

            // DeviceResetting events
            _game.graphicsDeviceManager.OnDeviceResetting(EventArgs.Empty);
            if (_game.GraphicsDevice != null)
                _game.GraphicsDevice.OnDeviceResetting();

            _lostContext = true;
        }