OpenTK.GLControl.OnResize C# (CSharp) Method

        protected override void OnResize(EventArgs e)
        {
            // Do not raise OnResize event before the handle and context are created.
            if (!IsHandleCreated)
            {
                resize_event_suppressed = true;
                return;
            }

            if (context != null)
                context.Update(Implementation.WindowInfo);
            base.OnResize(e);
        }