val action : ([> `filechooser ], GtkEnums.file_chooser_action) Gobject.propertyval create_folders : ([> `filechooser ], bool) Gobject.propertyval filter : ([> `filechooser ], Gtk.file_filter Gtk.obj) Gobject.propertyval local_only : ([> `filechooser ], bool) Gobject.propertyval preview_widget : ([> `filechooser ], Gtk.widget Gobject.obj) Gobject.propertyval preview_widget_active : ([> `filechooser ], bool) Gobject.propertyval select_multiple : ([> `filechooser ], bool) Gobject.propertyval show_hidden : ([> `filechooser ], bool) Gobject.propertyval use_preview_label : ([> `filechooser ], bool) Gobject.propertyval do_overwrite_confirmation : ([> `filechooser ], bool) Gobject.property