1 // Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 //

    15 

    16 #ifndef RS_DISP_CHANGE_NOTIFY

    17 #define RS_DISP_CHANGE_NOTIFY

    18 

    19 #include <e32base.h>

    20 #include <graphics/wsdisplaycontrol.h>

    21 

    22 class CDisplayPolicy;

    23 class CRsDisplayChangeNotifier : public CActive

    24 	{

    25 	public:

    26 		static CRsDisplayChangeNotifier* NewL(MWsDisplayControl* aNextLevelInterface, CDisplayPolicy* aDisplayPolicy);

    27 		void IssueNotificationRequest();

    28 		void CancelNotificationRequest();

    29 		void RegisterActiveStatus(TRequestStatus &aStatus);

    30 		~CRsDisplayChangeNotifier();

    31 	protected:

    32 		virtual void RunL();

    33 		virtual void DoCancel();

    34         TInt RunError(TInt aError)

    35             {

    36             // will likely lead to inconsistent state and thus reset anyway

    37             RDebug::Print(_L("CRsDisplayChangeNotifier::RunError( %d )"),aError);

    38             aError -= (aError);

    39             return aError; //KErrNone;

    40             }

    41 

    42 	private:

    43 		CRsDisplayChangeNotifier(MWsDisplayControl* aNextLevelInterface, CDisplayPolicy* aDisplayPolicy);

    44 		

    45 	private:

    46 		TRequestStatus* iWsStatus;

    47 		MWsDisplayControl* iNextLevelInterface;

    48 		CDisplayPolicy* iDisplayPolicy;

    49 	};

    50 

    51 class CRsConfigChangeNotifier : public CActive

    52 	{

    53 	public:

    54 		static CRsConfigChangeNotifier* NewL(MWsDisplayControl* aNextLevelInterface);

    55 		void IssueNotificationRequest();

    56 		void CancelNotificationRequest();

    57 		void RegisterActiveStatus(TRequestStatus &aStatus);

    58 		~CRsConfigChangeNotifier();

    59 	protected:

    60 		virtual void RunL();

    61 		virtual void DoCancel();

    62 	private:

    63 		CRsConfigChangeNotifier(MWsDisplayControl* aNextLevelInterface);

    64 		

    65 	private:

    66 		TRequestStatus* iWsStatus;

    67 		MWsDisplayControl* iNextLevelInterface;

    68 	};

    69 

    70 #endif