first commit

include/engine/scene3d/scene_message.h

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+/* -----------------------------------------------------------------------------
+	GSFramework
+	Copyright 2001-2013 Emmanuel Julien. All Rights Reserved.
+----------------------------------------------------------------------------- */
+
+
+#ifndef	__NSCENE_MESSAGE__
+#define	__NSCENE_MESSAGE__
+
+
+		#include "messaging/messaging.h"
+
+
+namespace GS {
+	namespace S3D {
+		class Scene;
+
+/*
+	@short	Scene message enum.
+	@author	Emmanuel Julien (ejulien@gsworks.fr)
+*/
+enum SceneMessage
+{
+	SceneMsg_None						=	0,		///< No message.
+
+	SceneMsg_AddingItem,
+	SceneMsg_ItemAdded,
+	SceneMsg_DeletingItem,
+	SceneMsg_ItemDeleted,
+
+	SceneMsg_AddingGroup,
+	SceneMsg_GroupAdded,
+	SceneMsg_DeletingGroup,
+	SceneMsg_GroupDeleted,
+
+	SceneMsg_Clearing,
+	SceneMsg_Cleared,
+	SceneMsg_Loading,
+	SceneMsg_Loaded,
+
+	SceneMsg_LastMessage
+};
+
+/*
+	@short	Scene message return value.
+	@author	Emmanuel Julien (ejulien@gsworks.fr)
+*/
+enum SceneReturnValue
+{
+	SceneReturn_Ok		=	0
+};
+
+/// Scene listener.
+struct	SceneListener
+{
+virtual	SceneReturnValue ProcessMessage(SceneMessage, const Scene *, const void *) = 0;
+};
+
+extern Messaging::Broadcaster <SceneMessage, SceneListener, Scene *> g_scene_messenger;
+
+	} // S3D
+} // GS
+
+
+#endif	// __NSCENE_MESSAGE__