Network/AbstractSocket: Replace OnStateChange signal by OnStateChanged

ChangeLog.md

@@ -150,6 +150,7 @@ Nazara Engine:
 - ⚠️ BaseWidget::SetSize has been renamed to BaseWidget::Resize
 - Added BaseWidget::ForEachWidgetChild
 - Added experimental BoxLayout class
+- ⚠️ AbstractSocket::OnStateChange has been replaced by OnStateChanged, which is now called after state has been changed (with oldState and newState as parameters).
 
 Nazara Development Kit:
 - Added ImageWidget (#139)

include/Nazara/Network/AbstractSocket.hpp

@@ -44,7 +44,7 @@ namespace Nz
 			AbstractSocket& operator=(AbstractSocket&& abstractSocket);
 
 			// Signals:
-			NazaraSignal(OnStateChange, const AbstractSocket* /*socket*/, SocketState /*newState*/);
+			NazaraSignal(OnStateChanged, const AbstractSocket* /*socket*/, SocketState /*oldState*/, SocketState /*newState*/);
 
 		protected:
 			AbstractSocket(SocketType type);

include/Nazara/Network/AbstractSocket.inl

@@ -1,4 +1,4 @@
-// Copyright (C) 2017 Jérôme Leclercq
+// Copyright (C) 2017 Jérôme Leclercq
 // This file is part of the "Nazara Engine - Network module"
 // For conditions of distribution and use, see copyright notice in Config.hpp
 
@@ -66,8 +66,9 @@ namespace Nz
 	{
 		if (m_state != newState)
 		{
-			OnStateChange(this, newState);
+			SocketState oldState = m_state;
 			m_state = newState;
+			OnStateChange(this, oldState, newState);
 		}
 	}
 }