--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/phonebookui/Phonebook/Engine/inc/CPbkEngineExtension.h	Tue Feb 02 10:12:17 2010 +0200
@@ -0,0 +1,77 @@
+/*
+* Copyright (c) 2002 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: 
+*      CPbkContactEngine extension implementation class.
+*
+*/
+
+
+#ifndef __CPBKENGINEEXTENSION_H__
+#define __CPBKENGINEEXTENSION_H__
+
+// INCLUDES
+#include <e32base.h>        // CBase
+
+// FORWARD DECLARATIONS
+class CPbkFieldsInfo;
+class CPbkEngineExtensionInterface;
+class RFs;
+
+
+// CLASS DECLARATION
+
+/**
+ * Phonebook engine internal interface to engine extensions.
+ */
+NONSHARABLE_CLASS(CPbkEngineExtension) : 
+        public CBase
+    {
+    public: // Interface
+        /**
+         * Performs 2-phased construction.
+         * @param[in] aFs Open file server session.
+         * @return newly created instance of this class.
+         */
+        static CPbkEngineExtension* NewL(RFs& aFs);
+
+        /**
+         * Standard c++ destructor.
+         */
+        ~CPbkEngineExtension();
+
+        /**
+         * Calls extension plugin(s) to add new field types to aFieldsInfo.
+         * @param aFieldsInfo fields info object to add extension field infos to.
+         */
+        void AddFieldTypesL(CPbkFieldsInfo& aFieldsInfo);
+
+        /**
+         * Calls extension plugin(s) to modify field types in aFieldsInfo.
+         * @param aFieldsInfo fields info object that contains all field types.
+         */
+        TBool ModifyFieldTypesL(CPbkFieldsInfo& aFieldsInfo);
+
+    private: // Implementation
+        CPbkEngineExtension();
+        void ConstructL(RFs& aFs);
+
+    private:  // Data
+        /// Own: engine extensions.
+        RPointerArray<CPbkEngineExtensionInterface> iExtensions;
+    };
+
+
+#endif // __CPBKENGINEEXTENSION_H__
+
+// End of File