private void butedit_Click(object sender, EventArgs e) { int kq = 0; foreach (DataGridViewRow row in dataGridbook.Rows) { if (row.Selected) { kq = 1; string code = row.Cells[0].Value.ToString(); Addandeditbook editbook = new Addandeditbook(code); editbook.ShowDialog(); break; } } if (kq == 0) { MessageBox.Show("Please chosing a row of book to edit !", "Attention"); } }
private void butadd_Click(object sender, EventArgs e) { Addandeditbook newbook = new Addandeditbook(); newbook.ShowDialog(); }