Function
GObjectsignal_handler_block
since: 2.0
Description
Blocks a handler of an instance so it will not be called during any signal emissions unless it is unblocked again. Thus “blocking” a signal handler means to temporarily deactivate it, a signal handler has to be unblocked exactly the same amount of times it has been blocked before to become active again.
The handler_id has to be a valid signal handler id, connected to a
signal of instance.
Available since: 2.0
Parameters
instance-
Type:
GObjectThe instance to block the signal handler of.
The data is owned by the caller of the function. handler_id-
Type:
gulongHandler id of the handler to be blocked.