kernel/eka/include/e32power.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 26 Jan 2010 13:13:38 +0200
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// Copyright (c) 2002-2009 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 the License "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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// e32\include\e32power.h
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// 
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//
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#ifndef __E32POWER_H__
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#define __E32POWER_H__
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#include <e32cmn.h>
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/**
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@publishedPartner
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@released
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System-wide power states
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*/
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enum TPowerState
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	{
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	/** The system is fully operational; could be busy or idle */ 
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	EPwActive,
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	/** The system sleeps keeping the full memory state in RAM */ 
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	EPwStandby,
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	/** System is off; can go to active by rebooting only */
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	EPwOff,
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	/** The system restarts - i.e. switches off and then back on */
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	EPwRestart,
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	/** An integer that strictly greater of any legal power state value */
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	EPwLimit,
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	};
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/** 
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@publishedPartner
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@released
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User-level domain manager's interface to Kernel-level power management.
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*/
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class Power
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	{
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public:
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	IMPORT_C static TInt EnableWakeupEvents(TPowerState);
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	IMPORT_C static void DisableWakeupEvents();
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	IMPORT_C static void RequestWakeupEventNotification(TRequestStatus&);
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	IMPORT_C static void CancelWakeupEventNotification();
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	IMPORT_C static TInt PowerDown();
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	};
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#endif
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