UnityEditor.SceneView.Handle2DModeSwitch C# (CSharp) Method

        private void Handle2DModeSwitch()
        {
            Event current = Event.current;
            if (k2DMode.activated && !waitingFor2DModeKeyUp)
            {
                waitingFor2DModeKeyUp = true;
                this.in2DMode = !this.in2DMode;
                current.Use();
            }
            else if ((current.type == EventType.KeyUp) && (current.keyCode == k2DMode.KeyboardEvent.keyCode))
            {
                waitingFor2DModeKeyUp = false;
            }
        }