var child_0 = new Xcls_MenuItem7();
+ child_0.ref();
child_0.init(this);
leftmenu.append ( child_0.el );
leftmenu.show_all();
public void init(Xcls_Window _owner ) {
//_this = _owner;
this.el = new Gtk.MenuItem.with_label("Delete Element");
+ this.el.ref();
print("add activate\n");
this.el.activate.connect( ( ) => {