System.Windows.Forms.TableView.UpdateScrolls C# (CSharp) Method

        private void UpdateScrolls()
        {
            // Create or dispose scrolls.
            if (Rows.Count > 0)
            {
                if (Height < maxScrollHeight)
                {
                    if (vScroll == null)
                    {
                        vScroll = new VScrollBar();
                        vScroll.Anchor = AnchorStyles.Top | AnchorStyles.Bottom | AnchorStyles.Right;
                        vScroll.Height = Height;
                        vScroll.Location = new Point(Width - vScroll.Width, 0);
                        vScroll.ValueChanged += VScroll_ValueChanged;
                        vScroll.Visible = !vScrollHidden;
                        Controls.Add(vScroll);
                    }
                }
                else if (vScroll != null)
                {
                    vScroll.ValueChanged -= VScroll_ValueChanged;
                    vScroll.Dispose();
                    vScroll = null;
                    ResetVOffset();
                }
            }
            else if (vScroll != null)
            {
                vScroll.ValueChanged -= VScroll_ValueChanged;
                vScroll.Dispose();
                vScroll = null;
                ResetVOffset();
            }

            if (Columns.Count > 0)
            {
                if (Width < maxScrollWidth)
                {
                    if (hScroll == null)
                    {
                        hScroll = new HScrollBar();
                        hScroll.Anchor = AnchorStyles.Bottom | AnchorStyles.Left | AnchorStyles.Right;
                        hScroll.Width = Width;
                        hScroll.Location = new Point(0, Height - hScroll.Height);
                        hScroll.ValueChanged += HScroll_ValueChanged;
                        hScroll.Visible = !hScrollHidden;
                        Controls.Add(hScroll);
                    }
                }
                else if (hScroll != null)
                {
                    hScroll.ValueChanged -= HScroll_ValueChanged;
                    hScroll.Dispose();
                    hScroll = null;
                    ResetHOffset();
                }
            }
            else if (vScroll != null)
            {
                vScroll.ValueChanged -= VScroll_ValueChanged;
                vScroll.Dispose();
                vScroll = null;
                ResetHOffset();
            }

            // Update properties.
            if (vScroll != null)
            {
                vScroll.LargeChange = (int)((float)(vScroll.Maximum - vScroll.Minimum) / ((float)maxScrollHeight / Height));
                vScroll.BringToFront();
            }
            if (hScroll != null)
            {
                if (vScroll != null)
                    hScroll.Width = Width - vScroll.Width;
                else
                    hScroll.Width = Width;

                hScroll.LargeChange = (int)((float)(hScroll.Maximum - hScroll.Minimum) / ((float)maxScrollWidth / Width));
                hScroll.BringToFront();
            }
        }