diff -r a2efdd544abf -r b47902b73a93 datasourceadaptation/gpsdatasourceadaptation/inc/EPos_CPositionerRegistry.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/datasourceadaptation/gpsdatasourceadaptation/inc/EPos_CPositionerRegistry.h	Fri Jun 04 10:34:15 2010 +0100
@@ -0,0 +1,112 @@
+/*
+* Copyright (c) 2005-2009 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 CPOSITIONERREGISTRY_H
+#define CPOSITIONERREGISTRY_H
+
+#include <e32base.h>
+
+// FORWARD DECLARATIONS
+class MPosStatusObserver;
+class MPosParameterObserver;
+class MPositionerStatus;
+class CPosPsyExtension;
+
+// CLASS DECLARATION
+
+/**
+* Class used to keep track of all CPositioner instances. All such instances 
+* should register/de-register themselves once to this class.
+* 
+*/
+class CPositionerRegistry : public CBase
+    {
+    public:  // Constructors and destructor
+
+        /**
+        * Singleton constructor.
+        *
+        * @param aImplementationUid PSY implementation UID
+        * @return the one and only CPositionerRegistry instance.
+        */
+        static CPositionerRegistry* InstanceL(
+        /* IN  */       MPosStatusObserver* aStatusObserver
+        );
+
+        /**
+        * Singleton destructor.
+        *
+        * @param aImplementationUid PSY implementation UID
+        */
+        void Release();
+
+    public:  // New functions
+
+        /**
+        * Registers a positioner as user of this PSY.
+        *
+        * @param aImplementationUid the implementation UID for the PSY.
+        * @return the CPosPsyExtension instance, common for all CPositioner
+        *         instances with the same implementation UID.
+        */
+        CPosPsyExtension* RegisterPositionerL(
+        /* IN  */       TUid aImplementationUid
+        );
+
+        /**
+        * De-registers a positioner as user of this PSY.
+        *
+        * @param aImplementationUid the implementationUid for the PSY.
+        */
+        void DeregisterPositioner(
+        /* IN  */       TUid aImplementationUid
+        );
+
+    private:  // New functions
+
+        TInt Find(TUid aImplementationUid);
+
+    private:  // Constructors and destructor
+
+        /**
+        * C++ default constructor.
+        */
+        CPositionerRegistry(MPosStatusObserver* aStatusObserver);
+
+        /**
+        * Destructor.
+        */
+        ~CPositionerRegistry();
+
+        // By default, prohibit copy constructor
+        CPositionerRegistry( const CPositionerRegistry& );
+        // Prohibit assigment operator
+        CPositionerRegistry& operator= ( const CPositionerRegistry& );
+
+    private: // Data
+
+        RPointerArray<CPosPsyExtension> iPsyExtensions;
+        TInt                            iRefCount;
+        MPosStatusObserver*             iStatusObserver;
+        
+    };  
+
+#endif  // CPOSITIONERREGISTRY_H
+
+// End of File