+ Glib::VariantBase variant = getter_();
+ if (!variant.gobj())
+ return nullptr;
+
+ selector_ = new QComboBox(parent);
+ for (unsigned int i = 0; i < values_.size(); i++) {
+ const pair<Glib::VariantBase, QString> &v = values_[i];
+ selector_->addItem(v.second, qVariantFromValue(v.first));
+ }
+
+ update_widget();
+
+ if (auto_commit)
+ connect(selector_, SIGNAL(currentIndexChanged(int)),
+ this, SLOT(on_current_item_changed(int)));
+
+ return selector_;
+}
+
+void Enum::update_widget()
+{
+ if (!selector_)
+ return;
+
+ Glib::VariantBase variant = getter_();
+ assert(variant.gobj());
+
+ for (unsigned int i = 0; i < values_.size(); i++) {
+ const pair<Glib::VariantBase, QString> &v = values_[i];
+
+ // g_variant_equal() doesn't handle floating point properly
+ if (v.first.is_of_type(Glib::VariantType("d"))) {
+ gdouble a, b;
+ g_variant_get(variant.gobj(), "d", &a);
+ g_variant_get((GVariant*)(v.first.gobj()), "d", &b);
+ if (abs(a - b) <= 2 * DBL_EPSILON)
+ selector_->setCurrentIndex(i);
+ } else {
+ // Check for "(dd)" type and handle it if it's found
+ if (v.first.is_of_type(Glib::VariantType("(dd)"))) {
+ gdouble a1, a2, b1, b2;
+ g_variant_get(variant.gobj(), "(dd)", &a1, &a2);
+ g_variant_get((GVariant*)(v.first.gobj()), "(dd)", &b1, &b2);
+ if ((abs(a1 - b1) <= 2 * DBL_EPSILON) && \
+ (abs(a2 - b2) <= 2 * DBL_EPSILON))
+ selector_->setCurrentIndex(i);
+
+ } else
+ // Handle all other types
+ if (v.first.equal(variant))
+ selector_->setCurrentIndex(i);
+ }
+ }