g_object_get(font_tag, "family", &font_family, NULL);
g_object_set(tag_object, "family", font_family, "family-set", TRUE, NULL);
g_free(font_family);
g_object_get(font_tag, "family", &font_family, NULL);
g_object_set(tag_object, "family", font_family, "family-set", TRUE, NULL);
g_free(font_family);