usbmgmt/usbmgr/usbman/chargingplugin/src/repositorynotifier.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 02 Feb 2010 02:02:59 +0200
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/*
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* Copyright (c) 2005-2009 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 "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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 @internalComponent
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*/
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#include "repositorynotifier.h"
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#include <centralrepository.h>
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CUsbChargingRepositoryNotifier::CUsbChargingRepositoryNotifier(MUsbChargingRepositoryObserver& aObserver,const TUid& aRepository, TUint aId)
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: CActive(EPriorityNormal), iObserver(aObserver), iRepositoryUid(aRepository), iId(aId)
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	{
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	CActiveScheduler::Add(this);
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	}
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void CUsbChargingRepositoryNotifier::ConstructL()
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	{
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	iRepository = CRepository::NewL(iRepositoryUid);
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	TInt state = KErrUnknown;
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	User::LeaveIfError(iRepository->Get(iId, state));
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	// Update observers with current value if valid
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	if(state >= KErrNone)
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		{
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		iObserver.HandleRepositoryValueChangedL(iRepositoryUid, iId, state);
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		}
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	Notify();
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	}
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void CUsbChargingRepositoryNotifier::DoCancel()
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	{
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	// If the call returns an error value, there's nothing meaninful we can do
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	// (void) it to avoid messages from Lint
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	(void) iRepository->NotifyCancel(iId);
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	}
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CUsbChargingRepositoryNotifier::~CUsbChargingRepositoryNotifier()
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	{
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	Cancel();
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	delete iRepository;
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	}
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void CUsbChargingRepositoryNotifier::Notify()
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	{
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	iStatus = KRequestPending;
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	TInt err = iRepository->NotifyRequest(iId, iStatus);
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	if(err == KErrNone)
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		{
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		SetActive();
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		}
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	}
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void CUsbChargingRepositoryNotifier::RunL()
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	{
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	TInt state;
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	TInt err = iRepository->Get(iId, state);
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	if(err ==KErrNone)
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		{
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		iObserver.HandleRepositoryValueChangedL(iRepositoryUid, iId, state);
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		}
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	Notify();
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	}
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TInt CUsbChargingRepositoryNotifier::RunError(TInt /*aError*/)
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	{
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	return KErrNone;
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	}
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CUsbChargingRepositoryNotifier* CUsbChargingRepositoryNotifier::NewL(MUsbChargingRepositoryObserver& aObserver,const TUid& aRepository, TUint aId)
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	{
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	CUsbChargingRepositoryNotifier* self = new (ELeave) CUsbChargingRepositoryNotifier(aObserver,aRepository,aId);
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	CleanupStack::PushL(self);
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	self->ConstructL();
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	CleanupStack::Pop(self);
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	return self;
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	}