private void Btn_User_Click(object sender, RoutedEventArgs e)
        {
            var query  = (from ua in databse.UserAccesses where ua.UserID == PublicVariable.GUserID where ua.SystemPartID == 9 select ua);
            var result = query.ToList();

            if (result.Count > 0)
            {
                Win_users wn = new Win_users();
                wn.ShowDialog();
            }
            else
            {
                MessageBox.Show("شما به این بخش دسترسی ندارید", "خطا", MessageBoxButton.OK, MessageBoxImage.Error);
            }
        }
        private void btn_dastresi_click(object sender, RoutedEventArgs e)
        {
            var query  = (from ua in databse.UserAccesses where ua.UserID == PublicVariable.GUserID where ua.SystemPartID == 19 select ua);
            var result = query.ToList();

            if (result.Count > 0)
            {
                Win_users wn = new Win_users();
                wn.btn_newUser.Visibility     = Visibility.Hidden;
                wn.Btn_Deactive.Visibility    = Visibility.Hidden;
                wn.button_Edit.Visibility     = Visibility.Hidden;
                wn.button_dastresi.Visibility = Visibility.Visible;
                wn.ShowDialog();
            }
            else
            {
                MessageBox.Show("شما به این بخش دسترسی ندارید", "خطا", MessageBoxButton.OK, MessageBoxImage.Error);
            }
        }