gtkmm: New API in gtkmm 3.6

Member Gdk::Pixbuf::save (const std::string& filename, const Glib::ustring& type) const
Member Gdk::Pixbuf::save (const std::string& filename, const Glib::ustring& type, const std::vector< Glib::ustring >& option_keys, const std::vector< Glib::ustring >& option_values) const
Member Gdk::Pixbuf::save_to_buffer (gchar*& buffer, gsize& buffer_size, const Glib::ustring& type, const std::vector< Glib::ustring >& option_keys, const std::vector< Glib::ustring >& option_values) const
Member Gdk::Pixbuf::save_to_buffer (gchar*& buffer, gsize& buffer_size, const Glib::ustring& type="png") const
Member Gtk::Builder::add_from_resource (const std::string& resource_path)
Member Gtk::Builder::add_from_resource (const std::string& resource_path, const char* object_id)
Member Gtk::Builder::add_from_resource (const std::string& resource_path, const Glib::ustring& object_id)
Member Gtk::Builder::create_from_resource (const std::string& resource_path, const std::vector< Glib::ustring >& object_ids)
Member Gtk::Builder::create_from_resource (const std::string& resource_path)
Member Gtk::Builder::create_from_resource (const std::string& resource_path, const char* object_id)
Member Gtk::Builder::create_from_resource (const std::string& resource_path, const Glib::ustring& object_id)
Member Gtk::ComboBox::set_active_id (const Glib::ustring& active_id)
Class Gtk::LevelBar
Class Gtk::MenuButton
Class Gtk::SearchEntry