Virtual Method
GioFilequery_info_async
Declaration
void
query_info_async (
GFile* file,
const char* attributes,
GFileQueryInfoFlags flags,
int io_priority,
GCancellable* cancellable,
GAsyncReadyCallback callback,
gpointer user_data
)
Description
Asynchronously gets the requested information about specified file.
The result is a GFileInfo object that contains key-value attributes
(such as type or size for the file).
For more details, see g_file_query_info() which is the synchronous
version of this call.
When the operation is finished, callback will be called. You can
then call g_file_query_info_finish() to get the result of the operation.
Parameters
attributes-
Type:
const char*An attribute query string.
The data is owned by the caller of the function. The value is a NUL terminated UTF-8 string. flags-
Type:
GFileQueryInfoFlagsA set of
GFileQueryInfoFlags. io_priority-
Type:
intThe [I/O priority][io-priority] of the request.
cancellable-
Type:
GCancellableOptional
GCancellableobject,NULLto ignore.The argument can be NULL.The data is owned by the caller of the function. callback-
Type:
GAsyncReadyCallbackA
GAsyncReadyCallbackto call when the request is satisfied. user_data-
Type:
gpointerThe data to pass to callback function.
The argument can be NULL.The data is owned by the caller of the function.