ATMLCommonLibrary.controls.awb.AWBTabControl.scUpDown_SubClassedWndProc C# (CSharp) Method

        private int scUpDown_SubClassedWndProc( ref Message m )
        {
            switch (m.Msg)
            {
                case Win32.WM_PAINT:
                {
                    //------------------------
                    // redraw
                    IntPtr hDC = Win32.GetWindowDC( _scUpDown.Handle );
                    Graphics g = Graphics.FromHdc( hDC );

                    DrawIcons( g );

                    g.Dispose();
                    Win32.ReleaseDC( _scUpDown.Handle, hDC );
                    //------------------------

                    // return 0 (processed)
                    m.Result = IntPtr.Zero;

                    //------------------------
                    // validate current rect
                    var rect = new Rectangle();

                    Win32.GetClientRect( _scUpDown.Handle, ref rect );
                    Win32.ValidateRect( _scUpDown.Handle, ref rect );
                    //------------------------
                }
                    return 1;
            }

            return 0;
        }