static void device_added (CheeseCameraDeviceMonitor *monitor, CheeseCameraDevice *device, UmPhotoDialog *um) { um->num_cameras++; update_photo_menu_status (um); }
static void device_removed (CheeseCameraDeviceMonitor *monitor, const char *id, UmPhotoDialog *um) { um->num_cameras--; update_photo_menu_status (um); }
static void device_added (CheeseCameraDeviceMonitor *monitor, const gchar *id, const gchar *device_file, const gchar *product_name, gint api_version, UmPhotoDialog *um) { um->num_cameras++; update_photo_menu_status (um); }