categories_register_change_listener
Description:
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.
Parameters:
listener |
the callback to be called on any category change. |
user_data |
used data passed to the |
Namespace: E
Package: libedataserver-1.2