public ClassListDirector(ITestStudioControl classBox, ITestStudioControl methodBox)
        {
            classListBox = classBox;
            methodsListBox = methodBox;

            classListBox.AddEventHandler("SelectedIndexChanged", new EventHandler(classListBox_SelectedIndexChanged));
        }
        public static ParamPropGridContextMenu Add(ITestStudioControl control)
        {
            if (!(control is PropertyGrid))
                return null;

            var contextMenu = new ParamPropGridContextMenu();
            control.AddEventHandler("SelectedObjectsChanged", new EventHandler(contextMenu.propertyGrid_SelectedObjectsChanged));
            return contextMenu;
        }