Function

GioDBusSignalCallback

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`	`GDBusConnection`
	A `GDBusConnection`.
	The data is owned by the caller of the function.
`sender_name`	`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`	`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`	`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`	`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`	`GVariant`
	A `GVariant` tuple with parameters for the signal.
	The data is owned by the caller of the function.
`user_data`	`gpointer`
	User data passed when subscribing to the signal.
	The argument can be `NULL`.
	The data is owned by the caller of the function.