private void PopulateBooksList()
{
List <Book> booksList = BookDB.GetAllBooks();
cmbBooks.DataSource = booksList;
cmbBooks.DisplayMember = nameof(Book.Title);
}
private void btnCancel_Click(object sender, EventArgs e)
{
Book selbook =
cmbBooks.SelectedItem as Book;
if (BookDB.DeleteBook(selbook.BookInfo))
{
PopulateBooksList();
}
}
private void BtnAddBook_Click(object sender, EventArgs e)
{
if (isValidInt())
{
Book book = new Book();
book.BookISBN = txtISBN.Text;
book.BookPrice = Convert.ToDecimal(txtPrice.Text);
book.BookTitle = txtTitle.Text;
BookDB.AddBook(book);
price = Convert.ToDecimal(txtPrice.Text);
DialogResult = DialogResult.OK;
}
}
private void btnSaveBook_Click(object sender, EventArgs e)
{
Book book = new Book();
book.Title = txtTitle.Text;
book.ISBN = txtISBN.Text;
BookDB.AddBook(book);
MessageBox.Show("Book Added!");
New_Book = book;
DialogResult = DialogResult.OK;
Close();
}
private void PopulateComboBoxes()
{
List <Book> allBooks = BookDB.GetAllBooks();
cbBookTitle.Items.Clear();
foreach (Book book in allBooks)
{
cbBookTitle.Items.Add(book);
}
List <Customer> allCustomers = CustomerDB.GetAllCustomers();
cbCustomer.Items.Clear();
foreach (Customer cust in allCustomers)
{
cbCustomer.Items.Add(cust);
}
}