Habanero.Faces.Win.FilterControlWin.FilterControlWin C# (CSharp) Method

        public FilterControlWin(IControlFactory controlFactory)
        {
            Height = 50;
            _controlFactory = controlFactory;
            FilterGroupBox = _controlFactory.CreateGroupBox();
//            _groupBox = _controlFactory.CreatePanel();
            _controlFactory.CreateBorderLayoutManager(this).AddControl(FilterGroupBox, BorderLayoutManager.Position.Centre);
            FilterGroupBox.Text = "Filter the Grid";
            BorderLayoutManager layoutManager = controlFactory.CreateBorderLayoutManager(FilterGroupBox);
            layoutManager.BorderSize = 20;
            _filterButtonPanel = controlFactory.CreatePanel();
            _filterButtonPanel.Height = 50;
            _filterButtonPanel.Width = 120;   //110;
            _filterButtonPanel.Visible = false;
            CreateFilterButtons(_filterButtonPanel);

            _controlPanel = controlFactory.CreatePanel();
            _controlPanel.Width = Width;

            this.EnsureButtonsFit();
            this._filterButtonPanel.Resize += (sender, e) => { this.EnsureButtonsFit(); };

            layoutManager.AddControl(_controlPanel, BorderLayoutManager.Position.Centre);
            layoutManager.AddControl(_filterButtonPanel, BorderLayoutManager.Position.East);


            Height = 50;
            this._controlPanel.Resize += (sender, e) =>
                {
                    this.Height = this._controlPanel.Height + layoutManager.BorderSize;
                    if ((this.FilterGroupBox.Height - layoutManager.BorderSize) < this.Height)
                    {
                        this.FilterGroupBox.Height = this.Height;
                    }
                };
            _filterControlManager = new FilterControlManager(controlFactory,
                                                             new FlowLayoutManager(_controlPanel, controlFactory));
        }