add initial examples, replacing the 'Demos/Demos3'. Will make it work cross-platform, OpenGL3/OpenGL2 and add more examples to it.

examples/ThirdPartyLibs/Gwen/Hook.h

@@ -0,0 +1,82 @@
+/*
+	GWEN
+	Copyright (c) 2010 Facepunch Studios
+	See license in Gwen.h
+*/
+
+#pragma once
+#ifndef GWEN_HOOK_H
+#define GWEN_HOOK_H
+
+#include "Gwen/Gwen.h"
+#include <list>
+
+#ifdef GWEN_HOOKSYSTEM
+
+namespace Gwen
+{
+	namespace Hook
+	{
+		class GWEN_EXPORT BaseHook
+		{
+			public:
+
+				virtual bool OnControlClicked( Gwen::Controls::Base*, int /*iMouseX*/, int /*iMouseY*/ ){ return false; };
+		};
+
+		typedef std::list<BaseHook*> HookList;
+
+		GWEN_EXPORT HookList& GetHookList();
+
+		GWEN_EXPORT void AddHook( BaseHook* pHook );
+		GWEN_EXPORT void RemoveHook( BaseHook* pHook );
+
+		template< typename fnc >
+		bool  CallHook( fnc f )
+		{
+			for ( HookList::iterator it = GetHookList().begin(); it != GetHookList().end(); ++it )
+			{
+				if ( ((*it)->*f)() ) return true;
+			}
+
+			return false;
+		}
+
+		template< typename fnc, typename AA >
+		bool CallHook( fnc f, AA a )
+		{
+			for ( HookList::iterator it = GetHookList().begin(); it != GetHookList().end(); ++it )
+			{
+				if ( ((*it)->*f)( a ) ) return true;
+			}
+
+			return false;
+		}
+
+		template< typename fnc, typename AA, typename AB >
+		bool CallHook( fnc f, AA a, AB b )
+		{
+			for ( HookList::iterator it = GetHookList().begin(); it != GetHookList().end(); ++it )
+			{
+				if ( ((*it)->*f)( a, b ) ) return true;
+			}
+
+			return false;
+		}
+
+		template< typename fnc, typename AA, typename AB, typename AC >
+		bool CallHook( fnc f, AA a, AB b, AC c )
+		{
+			for ( HookList::iterator it = GetHookList().begin(); it != GetHookList().end(); ++it )
+			{
+				if ( ((*it)->*f)( a, b, c ) ) return true;
+			}
+
+			return false;
+		}
+	}
+
+}
+
+#endif
+#endif