Fix PropertySetSignalType signal interface signature

because Property::Value class is not a regular type each
time we pass by value it takes a deep copy(2 allocation)
this interface change will fix that issue.

Change-Id: I1c54c1fac00d0387f474c831df4eacf017dbd54b

diff --git a/dali/public-api/object/handle.h b/dali/public-api/object/handle.h
index b98df2f7d58d7120b1788fc6b2a9cfa73dbaf9ce..d7dc63f42e8aaa18cc4bc44bf855e432396c2b80 100644 (file)
--- a/dali/public-api/object/handle.h
+++ b/dali/public-api/object/handle.h
@@ -74,7 +74,7 @@ public:
   /**
    * @brief PropertySetSignal function prototype for signal handler. Called when a property is set on this object.
    */
-  using PropertySetSignalType = Signal<void(Handle& handle, Property::Index index, Property::Value value)>;
+  using PropertySetSignalType = Signal<void(Handle& handle, Property::Index index, const Property::Value& value)>;
 
 public:
   /**