From 7815d41227f03088cd5e7b444f5b5adde004b429 Mon Sep 17 00:00:00 2001
From: "Scott E. Graves" <scott.e.graves@gmail.com>
Date: Thu, 23 Feb 2017 13:47:23 -0600
Subject: [PATCH] Only queue events if consumers exist

---
 SiaDrive.Api/EventSystem.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/SiaDrive.Api/EventSystem.cpp b/SiaDrive.Api/EventSystem.cpp
index bf0e429..f38e0c8 100644
--- a/SiaDrive.Api/EventSystem.cpp
+++ b/SiaDrive.Api/EventSystem.cpp
@@ -50,7 +50,10 @@ void CEventSystem::ProcessEvents()
 void CEventSystem::NotifyEvent(CEventPtr eventData)
 {
 	std::lock_guard<std::mutex> l(_eventMutex);
-	_eventQueue.push_back(eventData);
+	if (_eventConsumers.size())
+	{
+		_eventQueue.push_back(eventData);
+	}
 }
 
 void CEventSystem::AddEventConsumer(std::function<void(const CEvent&)> consumer)