Core/HandledObject: Add OnHandledObjectDestruction signal

ChangeLog.md

@@ -206,6 +206,7 @@ Nazara Engine:
 - Added Matrix4::Decompose
 - ⚠ Node::Get[Position|Rotation|Scale] now defaults to local space
 - Fixed Node rotation when using a negative scale
+- Added HandledObject::OnHandledObjectDestruction signal
 
 Nazara Development Kit:
 - Added ImageWidget (#139)

include/Nazara/Core/HandledObject.hpp

@@ -8,6 +8,7 @@
 #define NAZARA_OBJECTHANDLER_HPP
 
 #include <Nazara/Core/Bitset.hpp>
+#include <Nazara/Core/Signal.hpp>
 #include <memory>
 #include <vector>
 
@@ -41,6 +42,8 @@ namespace Nz
 			HandledObject& operator=(const HandledObject& object);
 			HandledObject& operator=(HandledObject&& object) noexcept;
 
+			NazaraSignal(OnHandledObjectDestruction, HandledObject* /*emitter*/);
+
 		protected:
 			void UnregisterAllHandles() noexcept;
 

include/Nazara/Core/HandledObject.inl

@@ -105,6 +105,8 @@ namespace Nz
 	{
 		if (m_handleData)
 		{
+			OnHandledObjectDestruction(this);
+
 			m_handleData->object = nullptr;
 			m_handleData.reset();
 		}