TFS Programming - How to get all items associated with a project in TFS?

TfsTeamProjectCollection server = new TfsTeamProjectCollection(new Uri(DBFacade.GlobalVariables.TFSUri));
VersionControlServer _bs = server.GetService<VersionControlServer>();


public ItemSet GetProjItems(TfsTeamProjectCollection server, VersionControlServer version, string ProjectName)
        {

            ItemSet items = version.GetItems(ProjectName, RecursionType.Full);
            return items;


        }