first commit

include/framework/data/registry.h

@@ -0,0 +1,65 @@
+/* -----------------------------------------------------------------------------
+	GSFramework
+	Copyright 2001-2013 Emmanuel Julien. All Rights Reserved.
+----------------------------------------------------------------------------- */
+
+
+#ifndef	__NREGISTRY__
+#define __NREGISTRY__
+
+
+		#include "metafile/nml.h"
+		#include "messaging/messaging.h"
+
+
+namespace GS {
+
+enum	RegistryMessage
+{
+	RegistryMsg_None					=	0,		///< No message.
+	RegistryMsg_StartKeyChangeBatch,
+	RegistryMsg_KeyChange,
+	RegistryMsg_EndKeyChangeBatch
+};
+
+enum	RegistryRValue
+{
+	RegistryReturn_Ok					=	0
+};
+
+//
+struct	RegistryKeyChange
+{
+		String		key;
+		RegistryKeyChange(const char *k) { key = String(k).TrimChar(';'); }
+};
+
+struct	Registry;
+
+/// Registry listener.
+struct	RegistryListener
+{
+virtual	RegistryRValue	ProcessMessage(RegistryMessage message, const Registry *from, const void *parm) = 0;
+virtual	~RegistryListener() {}
+};
+
+/*
+	@short	Registry.
+	@author	Emmanuel Julien (ejulien@gsworks.fr)
+*/
+struct	Registry : public Messaging::Broadcaster <RegistryMessage, RegistryListener, Registry *>, public NML::File
+{
+		NML::Tag		*CreateKey(const char *path, const Variant *value = 0, bool recursive = true);
+		NML::Tag		*CreateKey(const char *path, const Variant &value, bool recursive = true);
+		bool			DeleteKey(const char *path);
+
+		/// Get the float value of a given key.
+		float			GetReal(const char *path, float default_value = 0) const;
+		/// Get the boolean value of a given key.
+		bool			GetBool(const char *path, bool default_value = false) const;
+};
+
+} // GS
+
+
+#endif	// __NREGISTRY__