protected override void OnLostFocus(EventArgs e)
{
base.OnLostFocus(e);
if (_editBox == null)
{
return;
}
// if the user clicks away, then we infer if the user meant to accept or cancel
// based on if the user has actually typed into the control
if (_hasChanges)
{
_editBox.Accept();
}
else
{
_editBox.Cancel();
}
}