util: Signal
Signal is an enhanced version of EventEmitter:
* only the owner can emit a signal (aka trigger an event)
* signal connection (aka event subscription) can be disconnected
EventEmitter is deprecated in favor of Signal.
refs #2279
Change-Id: I74ea5fef2e1e9b34776aa04f01170600b171152e
diff --git a/src/util/event-emitter.hpp b/src/util/event-emitter.hpp
index 261dabc..bcb703b 100644
--- a/src/util/event-emitter.hpp
+++ b/src/util/event-emitter.hpp
@@ -39,6 +39,8 @@
* onEventName(args);
* To clear event subscriptions:
* onEventName.clear();
+ *
+ * \deprecated use Signal instead
*/
template<typename ...TArgs>