set_enum.rs

// Is this currently the only way to set enums without type information in the rust bindings (e.g from foreign code)

let t = glib::Type::from_name("WpMixerApiVolumeScale").unwrap();
let v = glib::Value::from_type(t);
unsafe {
    glib::gobject_ffi::g_value_set_enum(v.as_ptr(), 1);
}
mixerapi.set_property("scale", v);