From 0f27930467377a6aad0009ff7b249082dcbf6aa6 Mon Sep 17 00:00:00 2001
From: Lynix <lynix680@gmail.com>
Date: Thu, 4 Jun 2015 15:20:16 +0200
Subject: [PATCH] Core/Signal: Add Signals (WIP)

Former-commit-id: eee55aa563f29c5604437f3c1a2b172af1a6410d
---
 include/Nazara/Core/Signal.hpp | 32 ++++++++++++++++++++++++++++++++
 include/Nazara/Core/Signal.inl | 22 ++++++++++++++++++++++
 2 files changed, 54 insertions(+)
 create mode 100644 include/Nazara/Core/Signal.hpp
 create mode 100644 include/Nazara/Core/Signal.inl

diff --git a/include/Nazara/Core/Signal.hpp b/include/Nazara/Core/Signal.hpp
new file mode 100644
index 000000000..2c1b54231
--- /dev/null
+++ b/include/Nazara/Core/Signal.hpp
@@ -0,0 +1,32 @@
+// Copyright (C) 2015 Jérôme Leclercq
+// This file is part of the "Nazara Engine - Core module"
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#pragma once
+
+#ifndef NAZARA_SIGNAL_HPP
+#define NAZARA_SIGNAL_HPP
+
+#include <functional>
+#include <vector>
+
+template<typename... Args>
+class NzSignal
+{
+	public:
+		using Callback = std::function<void(Args...)>;
+
+		NzSignal() = default;
+		~NzSignal() = default;
+
+		void Connect(const Callback& func);
+
+		void operator()(Args&&... args);
+
+	private:
+		std::vector<Callback> m_callbacks;
+};
+
+#include <Nazara/Core/Signal.inl>
+
+#endif // NAZARA_SIGNAL_HPP
diff --git a/include/Nazara/Core/Signal.inl b/include/Nazara/Core/Signal.inl
new file mode 100644
index 000000000..db6de027f
--- /dev/null
+++ b/include/Nazara/Core/Signal.inl
@@ -0,0 +1,22 @@
+// Copyright (C) 2015 Jérôme Leclercq
+// This file is part of the "Nazara Engine - Core module"
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#include <Nazara/Core/Error.hpp>
+#include <algorithm>
+#include <Nazara/Core/Debug.hpp>
+
+template<typename... Args>
+void NzSignal<Args...>::Connect(const Callback& func)
+{
+	m_callbacks.push_back(func);
+}
+
+template<typename... Args>
+void NzSignal<Args...>::operator()(Args&&... args)
+{
+	for (const Callback& func : m_callbacks)
+		func(std::forward<Args>(args)...);
+}
+
+#include <Nazara/Core/DebugOff.hpp>