# Class virtual OgtkFileProps.file_chooser_notify

    class virtual file_chooser_notify : [> `filechooser ] Gobject.obj -> object .. end

    val obj : ([> `filechooser ] as 'a) Gobject.obj

    method private notify : 'b. ('a, 'b) Gobject.property -> callback:('b -> unit) -> GtkSignal.id

    method action : callback:(GtkEnums.file_chooser_action -> unit) -> GtkSignal.id

    method extra_widget : callback:(GObj.widget -> unit) -> GtkSignal.id

    method local_only : callback:(bool -> unit) -> GtkSignal.id

    method preview_widget : callback:(GObj.widget -> unit) -> GtkSignal.id

    method preview_widget_active : callback:(bool -> unit) -> GtkSignal.id

    method select_multiple : callback:(bool -> unit) -> GtkSignal.id

    method show_hidden : callback:(bool -> unit) -> GtkSignal.id

    method use_preview_label : callback:(bool -> unit) -> GtkSignal.id

    method do_overwrite_confirmation : callback:(bool -> unit) -> GtkSignal.id