Forces an asynchronous write of all user-space buffered data for the given stream. For behaviour details see gio.output_stream.OutputStream.flush.
When the operation is finished callback will be called. You can then call gio.output_stream.OutputStream.flushFinish to get the result of the operation.
the io priority of the request.
optional #GCancellable object, null to ignore.
a #GAsyncReadyCallback to call when the request is satisfied
Forces an asynchronous write of all user-space buffered data for the given stream. For behaviour details see gio.output_stream.OutputStream.flush.
When the operation is finished callback will be called. You can then call gio.output_stream.OutputStream.flushFinish to get the result of the operation.