public bool AddTextbook(Textbook v)
 {
     db.Textbooks.Add(v);
     if (!Save())
     {
         return false;
     }
     return true;
 }
Example #2
0
 public bool AddTextbook(Textbook v)
 {
     db.Textbooks.Add(v);
     if (!Save())
     {
         return(false);
     }
     return(true);
 }
 public bool RemoveTextbook(Textbook v)
 {
     if (!db.Textbooks.Local.Contains(v))
     {
         db.Textbooks.Attach(v);
     }
     db.Textbooks.Remove(v);
     if (!Save())
     {
         return false;
     }
     return true;
 }
Example #4
0
 public bool UpdateTextbook(Textbook v)
 {
     if (!db.Textbooks.Local.Contains(v))
     {
         db.Textbooks.Attach(v);
     }
     db.Entry <Textbook>(v).State = EntityState.Modified;
     if (!Save())
     {
         return(false);
     }
     return(true);
 }
Example #5
0
 public bool RemoveTextbook(Textbook v)
 {
     if (!db.Textbooks.Local.Contains(v))
     {
         db.Textbooks.Attach(v);
     }
     db.Textbooks.Remove(v);
     if (!Save())
     {
         return(false);
     }
     return(true);
 }
 public bool UpdateTextbook(Textbook v)
 {
     if (!db.Textbooks.Local.Contains(v))
     {
         db.Textbooks.Attach(v);
     }
     db.Entry<Textbook>(v).State = EntityState.Modified;
     if (!Save())
     {
         return false;
     }
     return true;
 }