void RefreshTreeList()
{
menuItemsBindingSource.DataSource = null;
if (groupsLookUp.EditValue != null && resourceTypeLookUp.EditValue != null)
{
menuItemsBindingSource.DataSource = MenuListViewModel.GenerateMenuItems((int)groupsLookUp.EditValue, (int)resourceTypeLookUp.EditValue);
menuItemsBindingSource.DataSource = HierarchicalCheck(menuItemsBindingSource.DataSource);
RefreshReadOnlyView();
}
}
