--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/resourcemgmt/hwresourcesmgr/server/plugininc/HWRMPowerStatePlugin.h	Tue Feb 02 00:53:00 2010 +0200
@@ -0,0 +1,114 @@
+/*
+* Copyright (c) 2006-2009 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:
+* This file contains the class declarations for the power state plugin and power state callback APIs.
+*
+*/
+
+
+
+
+/**
+ @file
+ @publishedPartner
+ @released
+*/
+
+
+#ifndef HWRMPOWERSTATEPLUGIN_H
+#define HWRMPOWERSTATEPLUGIN_H
+
+#include <e32base.h>
+// included so only this header is necessary to use power state plugin API
+#include <hwrmpowerstatesdkpskeys.h>
+
+/** ECOM Power state plugin interface UID 
+@publishedPartner
+@released
+*/
+const TUid KCHWRMPowerStatePluginInterfaceUid = { 0x10205042 };
+
+
+/**
+*  Callback interface for the HWRM Power state plugin.
+*  Used to indicate state changes for battery and charging state.
+*  Implemented by the HWRM server handler.
+*
+@publishedPartner
+@released
+*/
+class MHWRMPowerStatePluginCallback
+    {
+    public:
+        /**
+        * Callback method used to notify power state changes.
+        * This includes charging and battery state information.
+        *
+        * @param aKey       Key type that is to be updated, can be one of:
+        *                       EPSHWRMBatteryLevel
+        *                       EPSHWRMBatteryStatus
+        *                       EPSHWRMChargingStatus
+        * @param aValue     Key value, see the associated enum for the key
+        *                   in HWRMPowerStateSDKPSKeys.h
+        */
+        virtual void NotifyStateChange( const TUint32 aKey,
+                                        TInt aValue ) = 0;
+    };
+
+
+/**
+*  Plugin interface class to be implemented by adaptation.
+*  Responsible for invoking the adaptation implementation.
+*
+@publishedPartner
+@released
+*/
+class CHWRMPowerStatePlugin : public CBase
+    {
+    public:  // construction and destruction
+    
+        /**
+        * Constructor method for instance.
+        * Uses ECom to find correct instance.
+        *
+        * @param aNotificationCallback Pointer to plugin callback handler.
+        */
+        inline static CHWRMPowerStatePlugin* NewL(
+                        MHWRMPowerStatePluginCallback* aNotificationCallback);
+
+        /**
+        * Destructor
+        */
+        inline virtual ~CHWRMPowerStatePlugin();       
+
+   protected:
+
+        /**
+        * Destructor identifier to be used with ECom framework.
+        */
+        TUid iDestructorIDKey;
+
+        /**
+        * Callback pointer to be used for notifications.
+        * This pointer is not owned by this class.
+        */
+        MHWRMPowerStatePluginCallback* iNotificationCallback;  // not owned
+    };
+
+#include <hwrm/hwrmpowerstateplugin.inl>
+
+
+#endif  // HWRMPOWERSTATEPLUGIN_H   
+            
+// End of File