问功能取消激活时删除内容类型

EN

 SPSecurity.RunWithElevatedPrivileges(delegate()
     {
        using (SPWeb webSite =(SPWeb)properties.Feature.Parent)
        {
            webSite.AllowUnsafeUpdates = true;
            // Get the obsolete content type.
            SPContentType obsolete = webSite.ContentTypes["Examples8888 - CT1"];

            // We have a content type.
            if (obsolete != null)
            {
                IList<SPContentTypeUsage> usages = SPContentTypeUsage.GetUsages(obsolete);

                // It is in use.
                if (usages.Count <= 0)
                {
                    obsolete.Delete();
                    // Delete it.
                    Console.WriteLine("Deleting content type {0}...", obsolete.Name);
                    webSite.ContentTypes.Delete(obsolete.Id);
                }
            }


        }
     });

The content type is part of an application feature.