sigc::mem_fun(*this,&CompView::menu_new_canvas)));
menu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-delete"),
sigc::mem_fun(*this,&CompView::menu_delete)));
sigc::mem_fun(*this,&CompView::menu_new_canvas)));
menu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-delete"),
sigc::mem_fun(*this,&CompView::menu_delete)));