Function

GioDBusSignalCallback

since: 2.26

Declaration 

void
(* GDBusSignalCallback) (
  GDBusConnection* connection,
  const gchar* sender_name,
  const gchar* object_path,
  const gchar* interface_name,
  const gchar* signal_name,
  GVariant* parameters,
  gpointer user_data
)

Description

Signature for callback function used in g_dbus_connection_signal_subscribe().

Available since: 2.26

Parameters

connection

Type: GDBusConnection

A GDBusConnection.

The data is owned by the caller of the function.
sender_name

Type: const gchar*

The unique bus name of the sender of the signal, or NULL on a peer-to-peer D-Bus connection.

The argument can be NULL.
The data is owned by the caller of the function.
The value is a NUL terminated UTF-8 string.
object_path

Type: const gchar*

The object path that the signal was emitted on.

The data is owned by the caller of the function.
The value is a NUL terminated UTF-8 string.
interface_name

Type: const gchar*

The name of the interface.

The data is owned by the caller of the function.
The value is a NUL terminated UTF-8 string.
signal_name

Type: const gchar*

The name of the signal.

The data is owned by the caller of the function.
The value is a NUL terminated UTF-8 string.
parameters

Type: GVariant

A GVariant tuple with parameters for the signal.

The data is owned by the caller of the function.
user_data

Type: gpointer

User data passed when subscribing to the signal.

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