public ActionResult DeleteConfirmed(string id)
        {
            device_types device_types = db.device_types.Find(id);

            db.device_types.Remove(device_types);
            db.SaveChanges();
            return(RedirectToAction("Index"));
        }
 public ActionResult Edit([Bind(Include = "type,subtype")] device_types device_types)
 {
     if (ModelState.IsValid)
     {
         db.Entry(device_types).State = EntityState.Modified;
         db.SaveChanges();
         return(RedirectToAction("Index"));
     }
     return(View(device_types));
 }
        public ActionResult Create([Bind(Include = "type,subtype")] device_types device_types)
        {
            if (ModelState.IsValid)
            {
                db.device_types.Add(device_types);
                db.SaveChanges();
                return(RedirectToAction("Index"));
            }

            return(View(device_types));
        }
        // GET: device_types/Delete/5
        public ActionResult Delete(string id)
        {
            if (id == null)
            {
                return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
            }
            device_types device_types = db.device_types.Find(id);

            if (device_types == null)
            {
                return(HttpNotFound());
            }
            return(View(device_types));
        }