Switched from the service locator pattern to singleton pattern

libs/common/singleton.hpp

@@ -0,0 +1,38 @@
+/* Copyright: (c) Kayne Ruse 2013
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#ifndef SINGLETON_HPP_
+#define SINGLETON_HPP_
+
+template<typename T>
+class Singleton {
+public:
+	static T* Get() {
+		return &instance;
+	}
+private:
+	static T instance;
+};
+
+template<typename T>
+T Singleton<T>::instance;
+
+#endif