Alsing.Windows.Forms.CoreLib.SplitViewChildControl.DoResize C# (CSharp) Метод

        private void DoResize()
        {
            try
            {
                if (TopThumb == null)
                    return;

                TopThumb.Width = SystemInformation.VerticalScrollBarWidth;
                LeftThumb.Height = SystemInformation.HorizontalScrollBarHeight;
                vScroll.Width = SystemInformation.VerticalScrollBarWidth;
                hScroll.Height = SystemInformation.HorizontalScrollBarHeight;

                if (TopThumbVisible)
                {
                    vScroll.Top = TopThumb.Height;
                    if (hScroll.Visible)
                        vScroll.Height = ClientHeight - hScroll.Height - TopThumb.Height;
                    else
                        vScroll.Height = ClientHeight - TopThumb.Height;
                }
                else
                {
                    if (hScroll.Visible)
                        vScroll.Height = ClientHeight - hScroll.Height;
                    else
                        vScroll.Height = ClientHeight;

                    vScroll.Top = 0;
                }

                if (LeftThumbVisible)
                {
                    hScroll.Left = LeftThumb.Width;
                    if (vScroll.Visible)
                        hScroll.Width = ClientWidth - vScroll.Width - LeftThumb.Width;
                    else
                        hScroll.Width = ClientWidth - LeftThumb.Width;
                }
                else
                {
                    if (vScroll.Visible)
                        hScroll.Width = ClientWidth - vScroll.Width;
                    else
                        hScroll.Width = ClientWidth;

                    hScroll.Left = 0;
                }


                vScroll.Left = ClientWidth - vScroll.Width;
                hScroll.Top = ClientHeight - hScroll.Height;

                LeftThumb.Left = 0;
                LeftThumb.Top = hScroll.Top;

                TopThumb.Left = vScroll.Left;
                ;
                TopThumb.Top = 0;


                Filler.Left = vScroll.Left;
                Filler.Top = hScroll.Top;
                Filler.Width = vScroll.Width;
                Filler.Height = hScroll.Height;
            }
            catch {}
        }