1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/os/graphics/windowing/windowserver/nga/SERVER/wsdisplaychangeao.h	Fri Jun 15 03:10:57 2012 +0200
     1.3 @@ -0,0 +1,83 @@
     1.4 +/**
     1.5 +* Copyright (c) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).
     1.6 +* All rights reserved.
     1.7 +* This component and the accompanying materials are made available
     1.8 +* under the terms of "Eclipse Public License v1.0"
     1.9 +* which accompanies this distribution, and is available
    1.10 +* at the URL "http://www.eclipse.org/legal/epl-v10.html".
    1.11 +*
    1.12 +* Initial Contributors:
    1.13 +* Nokia Corporation - initial contribution.
    1.14 +*
    1.15 +* Contributors:
    1.16 +*
    1.17 +* Description:
    1.18 +*
    1.19 +*/
    1.20 +
    1.21 +
    1.22 +
    1.23 +/**
    1.24 + @file
    1.25 +*/
    1.26 +
    1.27 +#ifndef WS_DISP_CHANGE_NOTIFY
    1.28 +#define WS_DISP_CHANGE_NOTIFY
    1.29 +
    1.30 +
    1.31 +#include <graphics/wsdisplaycontrol.h>
    1.32 +#include <e32base.h>
    1.33 +#include <e32cmn.h>
    1.34 +#include "EVENT.H"
    1.35 +
    1.36 +class CWsDisplayChangeNotifier : public CActive
    1.37 +	{
    1.38 +	public:
    1.39 +		static CWsDisplayChangeNotifier* NewL(MWsDisplayControl* aNextLevelInterface, CScreen *aOwner);
    1.40 +		void IssueNotificationRequest();
    1.41 +		void CancelNotificationRequest();
    1.42 +		~CWsDisplayChangeNotifier();
    1.43 +	protected:
    1.44 +		void ConstructL();
    1.45 +		virtual void RunL();
    1.46 +		virtual void DoCancel();
    1.47 +	private:
    1.48 +		CWsDisplayChangeNotifier(MWsDisplayControl* aNextLevelInterface, CScreen *aOwner);
    1.49 +		TBool IsResListEqual(RArray<MWsDisplayControl::TResolution>& aResListA, RArray<MWsDisplayControl::TResolution>& aResListB);
    1.50 +		
    1.51 +		TRequestStatus* iRsStatus;
    1.52 +		MWsDisplayControl* iNextLevelInterface;
    1.53 +		CScreen *iOwner;
    1.54 +		CEventQueueRetry *iRetry;
    1.55 +				
    1.56 +		RArray<MWsDisplayControl::TResolution> iLastResList;
    1.57 +		TInt iLastErr;
    1.58 +	};
    1.59 +
    1.60 +class CWsConfigChangeNotifier : public CActive
    1.61 +	{
    1.62 +	public:
    1.63 +		static CWsConfigChangeNotifier* NewL(MWsDisplayControl* aNextLevelInterface, CScreen *aOwner);
    1.64 +		void IssueNotificationRequest();
    1.65 +		void CancelNotificationRequest();
    1.66 +		void UpdateLastSetConfiguration(TDisplayConfiguration& aNewConfig);
    1.67 +		~CWsConfigChangeNotifier();
    1.68 +	protected:
    1.69 +		void ConstructL();
    1.70 +		virtual void RunL();
    1.71 +		virtual void DoCancel();
    1.72 +	private:
    1.73 +		CWsConfigChangeNotifier(MWsDisplayControl* aNextLevelInterface, CScreen *aOwner);
    1.74 +		TBool IsConfigEqual(TDisplayConfiguration& aConfigA, TDisplayConfiguration& aConfigB);
    1.75 +		
    1.76 +		TRequestStatus* iRsStatus;
    1.77 +		MWsDisplayControl* iNextLevelInterface;
    1.78 +		CScreen *iOwner;
    1.79 +		CEventQueueRetry *iRetry;
    1.80 +		
    1.81 +		TDisplayConfiguration iLastConfig;
    1.82 +		// last set screen device SetConfiguration call
    1.83 +		TDisplayConfiguration iLastSetConfig;
    1.84 +	};
    1.85 +
    1.86 +#endif