Method

GioFileread_async

Declaration [src] 

void
g_file_read_async (
  GFile* file,
  int io_priority,
  GCancellable* cancellable,
  GAsyncReadyCallback callback,
  gpointer user_data
)

Description [src]

Asynchronously opens file for reading.

For more details, see g_file_read() which is the synchronous version of this call.

When the operation is finished, callback will be called. You can then call g_file_read_finish() to get the result of the operation.

This method completes asynchronously. Use g_file_read_finish() inside the GAsyncReadyCallback to obtain the result of the operation.

Parameters

io_priority

Type: int

The I/O priority of the request.

cancellable

Type: GCancellable

Optional GCancellable object, NULL to ignore.

The argument can be NULL.
The data is owned by the caller of the method.
callback

Type: GAsyncReadyCallback

A GAsyncReadyCallback to call when the request is satisfied.

The argument can be NULL.
user_data

Type: gpointer

The data to pass to callback function.

The argument can be NULL.
The data is owned by the caller of the method.