--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/menucontentsrv/enginc/menuengidmanager.h Thu Dec 17 08:54:17 2009 +0200
@@ -0,0 +1,89 @@
+/*
+* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:
+*
+*/
+
+#ifndef __MENUENGIDMANAGER_H__
+#define __MENUENGIDMANAGER_H__
+
+// INCLUDES
+
+#include <e32base.h>
+
+// CLASS DECLARATION
+
+/**
+* Menu Engine ID manager - providing unique ID-s.
+*/
+NONSHARABLE_CLASS( CMenuEngIdManager ): public CBase
+ {
+
+public: // construction
+
+ /**
+ * Destructor.
+ */
+ virtual ~CMenuEngIdManager();
+
+ /**
+ * Constructor.
+ */
+ CMenuEngIdManager();
+
+public: // new methods
+
+ /**
+ * Set the seed.
+ * @param aSeed ID seed. Any value is suitable (does not effect
+ * ID uniqueness). However, the seed is persisted between runs,
+ * it provides better ID distribution (returned ID-s are reused later).
+ */
+ void SetSeed( TInt aSeed ) { iSeed = aSeed; }
+
+ /**
+ * Get the seed.
+ * @return Seed.
+ */
+ TInt Seed() const { return iSeed; }
+
+public: // new methods
+
+ /**
+ * Generate and allocate new ID.
+ * @param aId ID
+ */
+ void AllocL( TInt& aId );
+
+ /**
+ * Store existing ID (mark it as used).
+ * No sanity check - ID-s can be added more than once!
+ * @param aId ID.
+ */
+ void AddL( TInt aId ); // Store existing ID (==mark as used)
+
+ /**
+ * Free ID (mark it as unused). Safe to call if aId is not used.
+ * @param aId ID.
+ */
+ void Remove( TInt aId ); // Free ID (==mark as unused)
+
+private: // data
+
+ RArray<TInt> iIds; ///< Id array. Own.
+ TInt iSeed; ///< Seed.
+
+ };
+
+#endif // __MENUENGIDMANAGER_H__