Пример #1
0
 protected void Page_Load(object sender, EventArgs e)
 {
     using (Entities db = new Entities())
     {
         LendingManager lenMan = new LendingManager(db);
         List<LendingInfo> lendings = lenMan.GetLendings();
         if (lendings.Count == 0)
         {
             Button1.Visible = false;
         }
         GridView1.DataSource = lendings;
         GridView1.DataBind();
     }
 }
Пример #2
0
        protected void Return_Click(object sender, EventArgs e)
        {
            using (Entities db = new Entities())
            {
                LendingManager lenMan = new LendingManager(db);
                List<LendingInfo> lendings = (List<LendingInfo>)GridView1.DataSource;

                lenMan.ReturnBook(lendings[GridView1.SelectedIndex].LendId);
                lendings = lenMan.GetLendings();
                if (lendings.Count == 0)
                {
                    Button1.Visible = false;
                }
                GridView1.DataSource = lendings;
                GridView1.DataBind();
            }
        }