private async void tbAdd_Click(object sender, EventArgs e) { using (frmSubjectsInfo frm = new frmSubjectsInfo(new Subject())) { if (frm.ShowDialog() == DialogResult.OK) { try { subjectBindingSource.Add(frm.subjectInfo); db.Subjects.Add(frm.subjectInfo); await db.SaveChangesAsync(); } catch (Exception ex) { MessageBox.Show(ex.Message, "Message", MessageBoxButtons.OK, MessageBoxIcon.Error); } } } }
private async void tbEdit_Click(object sender, EventArgs e) { Subject obj = subjectBindingSource.Current as Subject; if (obj != null) { using (frmSubjectsInfo frm = new frmSubjectsInfo(obj)) { if (frm.ShowDialog() == DialogResult.OK) { try { subjectBindingSource.EndEdit(); await db.SaveChangesAsync(); } catch (Exception ex) { MessageBox.Show(ex.Message, "Message", MessageBoxButtons.OK, MessageBoxIcon.Error); } } } } }