private void btnRemoveMenu_Click(object sender, EventArgs e)
{
int slctID = Convert.ToInt32(lblID.Text);
Model.Menu mn = db.Menus.Find(slctID);
db.Menus.Remove(mn);
db.SaveChanges();
updateMenu();
ClearAddMenu();
}
private void btnSaveMenu_Click(object sender, EventArgs e)
{
int slctID = Convert.ToInt32(lblID.Text);
Model.Menu mn = db.Menus.Find(slctID);
string name = txtMenuName.Text;
decimal price = nmMenuPrice.Value;
int time = (int)nmMenuTime.Value;
int ctgrID = ((CategoryCombo)cmbMenuCategory.SelectedItem).Value;
mn.Name = name;
mn.Price_AZN = price;
mn.Prepation_time = time;
mn.CategoryID = ctgrID;
db.SaveChanges();
updateMenu();
ClearAddMenu();
}