Пример #1
0
        //For adding a snaphot inside the selected book
        private void Button_AddSnapshot(object sender, RoutedEventArgs e)
        {
            var      selectedBook = bookShelfDataGrid.SelectedItem;
            UserBook selectedItem = selectedBook as UserBook;
            string   selectedIsbn;
            string   lastPageNumber = lastPageTxt.Text;

            try
            {
                if (!(selectedItem == null || lastPageNumber == null))
                {
                    selectedIsbn = selectedItem.Isbn;
                    dynamoDbOperation.AddSnaphot(username, selectedIsbn, int.Parse(lastPageNumber));
                    lastPageTxt.Text = "";
                    BooksIntoDataGrid();
                }
                else
                {
                    MessageBox.Show("Select a Book and enter the Last Read Page Number", "Error !!!!");
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message, "Error !!!!");
            }
        }