--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/devicesrv_plat/powersave_plugin_api/inc/psmpluginbase.h	Tue Feb 02 00:53:00 2010 +0200
@@ -0,0 +1,126 @@
+/*
+* Copyright (c) 2007 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:  Base class for PSM plug-ins.
+*
+*/
+
+
+#ifndef PSMPLUGINBASE_H
+#define PSMPLUGINBASE_H
+
+#include <e32base.h>
+#include <psmtypes.h>
+
+// FORWARD DECLARATIONS
+class MPsmSettingsProvider;
+class MPsmPluginCallback;
+
+// Interface UID for power save mode server
+const TUid KPsmPluginControlInterfaceUid = { 0x2000B189 };
+
+/**
+ *  PSM Plugin base class
+ *
+ *  Base class for PSM ECom plug-ins
+ *
+ */
+class CPsmPluginBase : public CBase
+    {
+
+    public:
+
+    /**
+     * PSM ECom plug-in initialization parameters. Give this as a parameter 
+     * to CPsmPluginBase() constructor. 
+     */
+    class TPsmPluginCTorParams
+        {
+        public:
+        /**
+         * C++ constructor.
+         */
+        inline TPsmPluginCTorParams( MPsmSettingsProvider& aSettingsProvider );
+
+        /**
+         * Reference to settings provider API
+         */
+        MPsmSettingsProvider& iSettingsProvider;
+        };
+
+
+    public:  // Constructors and destructor
+
+        /**
+        * Creates a new PSM plug-in base class.
+        *
+        * @param aImplementationUid UID of the implementation to create.
+        * @return A pointer to the created object.
+        */
+        inline static CPsmPluginBase* NewL( const TUid& aImplementationUid,
+                                            MPsmSettingsProvider& aSettingsProvider );
+
+        /**
+        * Creates a new PSM plug-in base class.
+        *
+        * @param aImplementationUid UID of the implementation to create.
+        * @return A pointer to the created object.
+        */
+        inline static CPsmPluginBase* NewLC( const TUid& aImplementationUid,
+                                             MPsmSettingsProvider& aSettingsProvider );
+
+        /**
+        * Destructor.
+        */
+        inline virtual ~CPsmPluginBase();
+
+    public:
+
+        /**
+         * Notifies plugin about the power save mode change. There is only one 
+         * active plugin at a time, meaning that when this plugin has done its mode change,
+         * next plugin has process time to complete its mode change. because of this it 
+         * is good not to make any heavy processes during this mode change.
+         *
+         * @param aMode Mode to change to.
+         */
+        virtual void NotifyModeChange( const TInt aMode ) = 0;
+
+    protected:
+
+        /**
+         * C++ constructor.
+         *
+         * @param aInitParams. Contains initialization parameters for this base class.
+         */ 
+        inline CPsmPluginBase( TPsmPluginCTorParams& aInitParams );
+
+    protected: // data
+
+        /**
+         * Reference to settings provider API
+         */
+        MPsmSettingsProvider& iSettingsProvider;
+
+    private:    // Data
+
+        /**
+         * destructor key
+         */
+        TUid iDestructorIdKey;
+
+    };
+
+#include <psmpluginbase.inl>
+
+#endif // PSMPLUGINBASE_H