/// <summary>
        /// Initialize a new instance of the KryptonSeparator class.
        /// </summary>
        public KryptonSeparator()
        {
            // The label cannot take the focus
            SetStyle(ControlStyles.Selectable, false);

            // Create the palette storage
            _stateCommon = new PaletteSplitContainerRedirect(Redirector, PaletteBackStyle.PanelClient,
                                                             PaletteBorderStyle.ControlClient, PaletteBackStyle.SeparatorHighProfile,
                                                             PaletteBorderStyle.SeparatorHighProfile, NeedPaintDelegate);

            // Never draw the border around the background
            _stateCommon.BorderRedirect.OverrideBorderToFalse = true;

            _stateDisabled = new PaletteSplitContainer(_stateCommon, _stateCommon.Separator, _stateCommon.Separator, NeedPaintDelegate);
            _stateNormal   = new PaletteSplitContainer(_stateCommon, _stateCommon.Separator, _stateCommon.Separator, NeedPaintDelegate);
            _stateTracking = new PaletteSeparatorPadding(_stateCommon.Separator, _stateCommon.Separator, NeedPaintDelegate);
            _statePressed  = new PaletteSeparatorPadding(_stateCommon.Separator, _stateCommon.Separator, NeedPaintDelegate);

            // Our view contains just a simple canvas that covers entire client area and a separator view
            _drawSeparator = new ViewDrawSeparator(_stateDisabled.Separator, _stateNormal.Separator, _stateTracking, _statePressed,
                                                   _stateDisabled.Separator, _stateNormal.Separator, _stateTracking, _statePressed,
                                                   PaletteMetricPadding.SeparatorPaddingLowProfile, Orientation.Vertical);

            // Get the separator to fill the entire client area
            _drawDocker = new ViewDrawDocker(_stateNormal.Back, _stateNormal.Border);
            _drawDocker.IgnoreAllBorderAndPadding = true;
            _drawDocker.Add(_drawSeparator, ViewDockStyle.Fill);

            // Create a separator controller to handle separator style behaviour
            _separatorController = new SeparatorController(this, _drawSeparator, true, true, NeedPaintDelegate);

            // Assign the controller to the view element to treat as a separator
            _drawSeparator.MouseController  = _separatorController;
            _drawSeparator.KeyController    = _separatorController;
            _drawSeparator.SourceController = _separatorController;

            // Create the view manager instance
            ViewManager = new ViewManager(this, _drawDocker);

            // Use timer to redraw after windows messages are processed
            _redrawTimer          = new Timer();
            _redrawTimer.Interval = 1;
            _redrawTimer.Tick    += new EventHandler(OnRedrawTick);

            // Set other internal starting values
            _style              = SeparatorStyle.HighProfile;
            _orientation        = Orientation.Vertical;
            _allowMove          = true;
            _splitterIncrements = 1;
            _splitterWidth      = 5;
        }
        /// <summary>
        /// Initialize a new instance of the SeparatorMessageFilter class.
        /// </summary>
        /// <param name="controller">Owning class instance.</param>
        public SeparatorMessageFilter(SeparatorController controller)
        {
            Debug.Assert(controller != null);

            _controller = controller;
        }