Function

EDataServercategories_register_change_listener

since: 2.24

Declaration [src]

void
e_categories_register_change_listener (
  GCallback listener,
  gpointer user_data
)

Description [src]

Registers callback to be called on change of any category. Pair listener and user_data is used to distinguish between listeners. Listeners can be unregistered with e_categories_unregister_change_listener.

This function is thread safe.

Available since: 2.24

Parameters

listener

Type: GCallback

The callback to be called on any category change.

user_data

Type: gpointer

Used data passed to the listener when called.

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