/// <summary>
/// 新增图书
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnAdd_Click(object sender, EventArgs e)
{
AddBook addBook = new AddBook(this);
this.Hide();
addBook.Show();
}
/// <summary>
/// 点击modify按钮，对图书数据进行修改
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void button1_Click(object sender, EventArgs e)
{
AddBook addBook = new AddBook(this,dgvBook.CurrentRow);
this.Hide();
addBook.Show();
}