virtual public void MenuItemBuilder() { this.ContextMenuStrip = new ContextMenuStrip(); this.ContextMenuStrip.Items.Add(_tssmooth = ControlUtil.EmumMenuItem <SmoothingMode>("Smoothing", MenuItemClick)); this.ContextMenuStrip.Items.Add(_tsinterp = ControlUtil.EmumMenuItem <InterpolationMode>("Interpolation", MenuItemClick)); CheckItems(); }