file. The result
is a GFileInfo object that contains key-value attributes (such as type or size
for the file).gFileQueryInfoAsync(object, attributes, flags = "G_FILE_QUERY_INFO_NONE", io.priority = 0, cancellable = NULL, callback, user.data = NULL)objectGFile.attributesflagsGFileQueryInfoFlags.io.prioritycancellableGCancellable object, NULL to ignore.callbackGAsyncReadyCallback to call when the request is satisfieduser.datagFileQueryInfo which is
the synchronous version of this call.
When the operation is finished, callback will be called. You can then call
gFileQueryInfoFinish to get the result of the operation.