private async void BtnAdd_Click(object sender, EventArgs e)
{
using (frmAddClass frm = new frmAddClass(new Class()))
{
if (frm.ShowDialog() == DialogResult.OK)
{
try
{
classBindingSource.Add(frm.ClassInfo);
db.Classes.Add(frm.ClassInfo);
await db.SaveChangesAsync();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Message", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
}
private async void BtnEdit_Click(object sender, EventArgs e)
{
Class obj = classBindingSource.Current as Class;
if (obj != null)
{
using (frmAddClass frm = new frmAddClass(obj))
{
if (frm.ShowDialog() == DialogResult.OK)
{
try
{
classBindingSource.EndEdit();
await db.SaveChangesAsync();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Message", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
}
}