コード例 #1
0
 private void ReturnForm_Load(object sender, EventArgs e)
 {
     // if (userid != null)
     {
         dataGridView1.DataSource = LibraryManager.GetByUserId(Userid);
     }
     // else
     // {
     //     MessageBox.Show("Please login");
     //     this.Close();
     // }
 }
コード例 #2
0
        private void btnReturn_Click(object sender, EventArgs e)
        {
            int bookId = int.Parse(textBookId.Text);

            if (LibraryManager.Return(bookId, userid))
            {
                MessageBox.Show("Book returned successfully");
                dataGridView1.DataSource = LibraryManager.GetByUserId(Userid);
            }
            else
            {
                MessageBox.Show("Enter valid Book ID");
            }
        }