void TextLineAdjuster::addButtons() { WidgetKit* kit = WidgetKit::instance(); LayoutKit* lkit = LayoutKit::instance(); Style* style = kit->style(); Stepper* left = kit->left_mover(adjustable_); Stepper* right = kit->right_mover(adjustable_); Coord mover_size = 15.0; style->find_attribute("mover_size", mover_size); box_->prepend(lkit->h_fixed_span(left, mover_size)); box_->append(lkit->h_fixed_span(right, mover_size)); }