void OnChildInputEvent(Thing things)
{
Thing items = dataGrid.SelectedItem as Thing;
items.Author = things.Author;
items.Title = things.Title;
items.Year = things.Year;
ed.OnChildInputEvent -= new EditDialog.OnChildInputHandler(OnChildInputEvent);
ed = null;
}
private void addBook(object sender, RoutedEventArgs e)
{
EditDialog ed = new EditDialog();
ed.Show();
}
