Cancels the variable change notification for callback
and user_data
.
Up to version 0.20.9 this function must not be called directlya or indirectly from a ServiceProxyNotifyCallback associated with this service proxy, even if it is for another variable. In later versions such calls are allowed.
this | |
variable |
The variable to add notification for |
callback |
The callback to call when |
user_data |
User data for |
|