private void dgv_btnUpdate(object sender, DataGridViewCellEventArgs e) { int IDRegistro = Convert.ToInt32(dgv.CurrentRow.Cells[0].Value); if (frmUpdate == null) { frmUpdate = new frmStudentUpdate(IDRegistro); frmUpdate.MdiParent = this.MdiParent; frmUpdate.Dock = DockStyle.Fill; frmUpdate.FormClosed += new FormClosedEventHandler(studentupdate_FormClosed); frmUpdate.Show(); } else { frmUpdate.Activate(); } }
private void studentupdate_FormClosed(object sender, EventArgs e) { frmUpdate = null; }