libcontextprovider, protocol change: Fixing the previous fix: safeguards agains emitting firstSubscriber and lastSubscriber signals

unnecessarily.

1 files changed, 8 insertions, 4 deletions

diff --git a/libcontextprovider/src/propertyprivate.cpp b/libcontextprovider/src/propertyprivate.cpp
index fce31811..80c480f6 100644
--- a/libcontextprovider/src/propertyprivate.cpp
+++ b/libcontextprovider/src/propertyprivate.cpp
@@ -132,14 +132,18 @@ void PropertyPrivate::emitValue()
 
 void PropertyPrivate::setSubscribed()
 {
-    subscribed = true;
-    emit firstSubscriberAppeared(key);
+    if (subscribed == false) {
+        subscribed = true;
+        emit firstSubscriberAppeared(key);
+    }
 }
 
 void PropertyPrivate::setUnsubscribed()
 {
-    subscribed = false;
-    emit lastSubscriberDisappeared(key);
+    if (subscribed == true) {
+      subscribed = false;
+      emit lastSubscriberDisappeared(key);
+    }
 }
 
 void PropertyPrivate::updateOverheardValue(const QVariantList& v, const quint64& t)