Signal type emitted by EventListenerRegistered and EventListenerDeregistered signals,
which belong to the Registry interface, implemented by the registry-daemon.
All events related to the org.a11y.atspi.Cache interface.
Note that these are not telling the client that an item has been added to a cache.
It is telling the client “here is a bunch of information to store it in your cache”.
A specific trait only to define match rules.
This is useful for event wrappers like ObjectEvents, which, while it does not have other
information required to implement the BusProperties trait, you can indeed add a match rule
to the DBus connection to capture all sub events of ObjectEvents.
A specific trait only to define registry event matches.
This is useful for event wrappers like ObjectEvents, which, while it does not have other
information required to implement the BusProperties trait, you can indeed add a match rule
to the AT-SPI connection to subscribe to all sub events of ObjectEvents.