* a callback is attached using:
*
* @code
- * edje_object_callback_add(obj, "a_signal", "a_source", cb_signal, data);
+ * edje_object_signal_callback_add(obj, "a_signal", "a_source", cb_signal, data);
* @endcode
*
* Here, @a data is an arbitrary pointer to be used as desired. Note
* in either the emission or source name, e.g.
*
* @code
- * edje_object_callback_add(obj, "mouse,down,*", "button.*", NULL);
+ * edje_object_signal_callback_add(obj, "mouse,down,*", "button.*", NULL);
* @endcode
*
* Here, any mouse down events on an edje part whose name begins with