windowing/windowserver/nga/SERVER/wsdisplaychangeao.h
author jakl.martin@cell-telecom.com
Mon, 06 Dec 2010 18:07:30 +0100
branchNewGraphicsArchitecture
changeset 218 99b3451c560e
parent 97 0e9202c0340c
permissions -rw-r--r--
Fix for Bug 3890
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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/**
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* Copyright (c) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:
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*
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*/
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/**
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 @file
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*/
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#ifndef WS_DISP_CHANGE_NOTIFY
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#define WS_DISP_CHANGE_NOTIFY
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#include <graphics/wsdisplaycontrol.h>
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#include <e32base.h>
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#include <e32cmn.h>
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#include "EVENT.H"
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class CWsDisplayChangeNotifier : public CActive
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	{
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	public:
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		static CWsDisplayChangeNotifier* NewL(MWsDisplayControl* aNextLevelInterface, CScreen *aOwner);
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		void IssueNotificationRequest();
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		void CancelNotificationRequest();
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		~CWsDisplayChangeNotifier();
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	protected:
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		void ConstructL();
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		virtual void RunL();
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		virtual void DoCancel();
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	private:
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		CWsDisplayChangeNotifier(MWsDisplayControl* aNextLevelInterface, CScreen *aOwner);
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		TBool IsResListEqual(RArray<MWsDisplayControl::TResolution>& aResListA, RArray<MWsDisplayControl::TResolution>& aResListB);
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		TRequestStatus* iRsStatus;
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		MWsDisplayControl* iNextLevelInterface;
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		CScreen *iOwner;
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		CEventQueueRetry *iRetry;
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		RArray<MWsDisplayControl::TResolution> iLastResList;
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		TInt iLastErr;
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	};
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class CWsConfigChangeNotifier : public CActive
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	{
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	public:
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		static CWsConfigChangeNotifier* NewL(MWsDisplayControl* aNextLevelInterface, CScreen *aOwner);
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		void IssueNotificationRequest();
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		void CancelNotificationRequest();
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		void UpdateLastSetConfiguration(TDisplayConfiguration& aNewConfig);
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		~CWsConfigChangeNotifier();
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	protected:
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		void ConstructL();
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		virtual void RunL();
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		virtual void DoCancel();
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	private:
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		CWsConfigChangeNotifier(MWsDisplayControl* aNextLevelInterface, CScreen *aOwner);
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		TBool IsConfigEqual(TDisplayConfiguration& aConfigA, TDisplayConfiguration& aConfigB);
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		TRequestStatus* iRsStatus;
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		MWsDisplayControl* iNextLevelInterface;
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		CScreen *iOwner;
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		CEventQueueRetry *iRetry;
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		TDisplayConfiguration iLastConfig;
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		// last set screen device SetConfiguration call
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		TDisplayConfiguration iLastSetConfig;
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	};
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#endif