private void BShow_Click(object sender, EventArgs e)
{
manage = new TBook();
bookList.Items.Clear();
int typeSort = -1;
if (radioName.Checked)
{
typeSort = 0;
}
else if (radioYear.Checked)
{
typeSort = 1;
}
else if (radioAuthor.Checked)
{
typeSort = 2;
}
List <string> books = manage.getBooks(typeSort);
foreach (var book in books)
{
bookList.Items.Add(book);
}
}
private void BAdd_Click(object sender, EventArgs e)
{
manage = new TBook();
if (isEmpty())
{
Title = bookName.Text;
Author = bookAuthor.Text;
Year = int.Parse(bookYear.Text);
if (!manage.isContains(Title))
{
manage.addBooks(Title, Author, Year);
bookName.Text = string.Empty;
bookAuthor.Text = string.Empty;
bookYear.Text = string.Empty;
}
else
{
MessageBox.Show("Данная книга уже есть в базе данных!");
return;
}
}
else
{
MessageBox.Show("Одно из поле не заполнено!");
return;
}
}
