UnityEditor.TransformManipulator.BeginEventCheck C# (CSharp) Method

        private static void BeginEventCheck()
        {
            s_EventTypeBefore = Event.current.GetTypeForControl(s_HotControl);
        }

 public static void BeginManipulationHandling(bool lockHandleWhileDragging)
 {
     TransformManipulator.BeginEventCheck();
     TransformManipulator.s_LockHandle = lockHandleWhileDragging;
 }