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".
8 // Initial Contributors:
9 // Nokia Corporation - initial contribution.
14 // Interface for Render Stage Display Resolution
18 #ifndef WSDISPLAYCONTROL_H_
19 #define WSDISPLAYCONTROL_H_
27 #include <graphics/displaycontrolbase.h>
28 #include <graphics/wsgraphicdrawerinterface.h>
30 class MWsDisplayControl: public MWsObjectProvider,public MDisplayControlBase
35 KUidWsDisplayControl = 0x10286497, //To 0x1028649A
36 ETypeId= KUidWsDisplayControl,
37 EWsObjectInterfaceId= KUidWsDisplayControl
41 * Asynchronous request to complete aStatus when a change of display is detected.
43 * The request is completed when the connectedness of the display changes, or when
44 * the set of available resolutions changes.
46 * @param aStatus Asynchronous request status.
48 virtual void NotifyOnDisplayChange(TRequestStatus& aStatus)=0;
50 * Cancels a pending request to notify on display change.
52 * If there is a pending notification request, the status value will be set to
53 * KErrCancelled and it will be completed. If there is no pending request for
54 * notification, the call will simply return.
56 virtual void NotifyOnDisplayChangeCancel()=0;
58 * Asynchronous request to complete aStatus when a configuration change occurs.
60 * The request is completed when a new configuration has been set, either
61 * explicitly or by a render stage. Earlier render stages and the Window Server
62 * can use this to update their state.
64 * @param aStatus Asynchronous request status.
66 virtual void NotifyOnConfigChange(TRequestStatus& aStatus)=0;
68 * Cancels a pending request to notify on configuration change.
70 * If there is a pending notification request, the status value will be set to
71 * KErrCancelled and it will be completed. If there is no pending request for
72 * notification, the call will simply return.
74 virtual void NotifyOnConfigChangeCancel()=0;
77 #endif /*WSDISPLAYCONTROL_H_*/