+
+ SCM props = get_property (ly_symbol2scm ("basicPaperColumnProperties"));
+ set_columns (new Paper_column (props), new Paper_column (props));
+
+ command_column_l_->set_elt_property ("when", w.make_scm());
+ musical_column_l_->set_elt_property ("when", w.make_scm());
+ command_column_l_->set_elt_property ("breakable", SCM_BOOL_T);
+
+ Score_element_info i1(command_column_l_, 0), i2 (musical_column_l_,0);
+
+ i1.origin_trans_l_ = this;
+ i2.origin_trans_l_ = this;
+ announce_element (i1);
+ announce_element (i2);