1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/os/graphics/windowing/windowserver/inc/Graphics/wsdisplaycontrol.h	Fri Jun 15 03:10:57 2012 +0200
     1.3 @@ -0,0 +1,77 @@
     1.4 +// Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
     1.5 +// All rights reserved.
     1.6 +// This component and the accompanying materials are made available
     1.7 +// under the terms of "Eclipse Public License v1.0"
     1.8 +// which accompanies this distribution, and is available
     1.9 +// at the URL "http://www.eclipse.org/legal/epl-v10.html".
    1.10 +//
    1.11 +// Initial Contributors:
    1.12 +// Nokia Corporation - initial contribution.
    1.13 +//
    1.14 +// Contributors:
    1.15 +//
    1.16 +// Description:
    1.17 +// Interface for Render Stage Display Resolution
    1.18 +// 
    1.19 +//
    1.20 +
    1.21 +#ifndef WSDISPLAYCONTROL_H_
    1.22 +#define WSDISPLAYCONTROL_H_
    1.23 +
    1.24 +/**
    1.25 +@file
    1.26 +@publishedpartner 
    1.27 +@released
    1.28 +*/
    1.29 +
    1.30 +#include <graphics/displaycontrolbase.h>
    1.31 +#include <graphics/wsgraphicdrawerinterface.h>
    1.32 +
    1.33 +class MWsDisplayControl: public MWsObjectProvider,public MDisplayControlBase
    1.34 +	{
    1.35 +public:
    1.36 +	enum	
    1.37 +		{
    1.38 +		KUidWsDisplayControl =  0x10286497, 	  //To    0x1028649A
    1.39 +		ETypeId=				KUidWsDisplayControl,
    1.40 +		EWsObjectInterfaceId=	KUidWsDisplayControl
    1.41 +		};
    1.42 +public:
    1.43 +	/**
    1.44 +	 * Asynchronous request to complete aStatus when a change of display is detected.
    1.45 +	 * 
    1.46 +	 * The request is completed when the connectedness of the display changes, or when
    1.47 +	 * the set of available resolutions changes.
    1.48 +	 * 
    1.49 +	 * @param aStatus Asynchronous request status.
    1.50 +	 */
    1.51 +	virtual void NotifyOnDisplayChange(TRequestStatus& aStatus)=0;
    1.52 +	/**
    1.53 +	 * Cancels a pending request to notify on display change.
    1.54 +	 * 
    1.55 +	 * If there is a pending notification request, the status value will be set to 
    1.56 +	 * KErrCancelled and it will be completed. If there is no pending request for 
    1.57 +	 * notification, the call will simply return.
    1.58 +	 */
    1.59 +	virtual void NotifyOnDisplayChangeCancel()=0;
    1.60 +	/**
    1.61 +	 * Asynchronous request to complete aStatus when a configuration change occurs.
    1.62 +	 * 
    1.63 +	 * The request is completed when a new configuration has been set, either 
    1.64 +	 * explicitly or by a render stage. Earlier render stages and the Window Server 
    1.65 +	 * can use this to update their state.
    1.66 +	 * 
    1.67 +	 * @param aStatus Asynchronous request status.
    1.68 +	 */
    1.69 +	virtual void NotifyOnConfigChange(TRequestStatus& aStatus)=0;
    1.70 +	/**
    1.71 +	 * Cancels a pending request to notify on configuration change.
    1.72 +	 * 
    1.73 +	 * If there is a pending notification request, the status value will be set to 
    1.74 +	 * KErrCancelled and it will be completed. If there is no pending request for 
    1.75 +	 * notification, the call will simply return.
    1.76 +	 */
    1.77 +	virtual void NotifyOnConfigChangeCancel()=0;
    1.78 +	};
    1.79 +
    1.80 +#endif /*WSDISPLAYCONTROL_H_*/