#pragma once #include G_BEGIN_DECLS #define FOOBAR_TYPE_BRIGHTNESS_SERVICE foobar_brightness_service_get_type( ) G_DECLARE_FINAL_TYPE( FoobarBrightnessService, foobar_brightness_service, FOOBAR, BRIGHTNESS_SERVICE, GObject ) FoobarBrightnessService* foobar_brightness_service_new ( void ); gint foobar_brightness_service_get_percentage( FoobarBrightnessService* self ); void foobar_brightness_service_set_percentage( FoobarBrightnessService* self, gint percentage ); G_END_DECLS