pub trait FileIOStreamExt: 'static {
    fn etag(&self) -> Option<GString>;
    fn query_info(
        &self,
        attributes: &str,
        cancellable: Option<&impl IsA<Cancellable>>
    ) -> Result<FileInfo, Error>; fn query_info_async<P: FnOnce(Result<FileInfo, Error>) + 'static>(
        &self,
        attributes: &str,
        io_priority: Priority,
        cancellable: Option<&impl IsA<Cancellable>>,
        callback: P
    ); fn query_info_future(
        &self,
        attributes: &str,
        io_priority: Priority
    ) -> Pin<Box_<dyn Future<Output = Result<FileInfo, Error>> + 'static>>; }

Required methods

Implementors