Liststore

liststore_sample.rs

            let list_store = gio::ListStore::new(glib::Object::static_type());
            let obj: glib::Object = glib::Object::new();
            unsafe {
                // Use set_data so we don't have to implement a subclass with a real property.
                obj.set_data::<String>("hoy", "nice".to_string());
            }
            list_store.append(&obj);
            let v: Vec<glib::Object> = list_store.into_iter().map(|x| {x.unwrap().clone()}).collect();
            unsafe {
                let o = v[0].data::<String>("hoy").expect("hoy").as_ref();
                println!("This should say \"nice\" {o}");
            }