private void editClick(object sender, RoutedEventArgs e)
{
EditEventArgs argevent = new EditEventArgs();
argevent.rootgroup = Group;
argevent.newname = editname.Text;
EditGroupName?.Invoke(this, argevent);
//참고 EditGroupName?.Invoke(this, argevent); (?.은 앞의 변수가 null이면 무시)
groupname.Text = argevent.newname;
groupname.Visibility = Visibility.Visible;
penb.Visibility = Visibility.Visible;
editbutton.Visibility = Visibility.Hidden;
editname.Visibility = Visibility.Hidden;
}
private void EditGroupNameSender(Object sender, EditEventArgs argevent)
{
EditGroupName?.Invoke(this, argevent);
}
