filemanager/src/filemanager/src/operationservice/fmoperationthread.cpp
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Tue, 24 Aug 2010 10:24:14 +0800
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permissions -rw-r--r--
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/*
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* Copyright (c) 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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*     The source file of the operation thread of file manager
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*
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*/
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#include "fmoperationthread.h"
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#include "fmbackuprestorehandler.h"
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#include <QDir>
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#include <QStack>
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/*
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 * Constructs the operation thread with \a parent.
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 */
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FmOperationThread::FmOperationThread( QObject *parent ) : QThread( parent ),
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                mStop( false), mOperationBase( 0 )
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{
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    setPriority( LowestPriority );
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}
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/*
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 * Destructs the operation thread.
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 */
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FmOperationThread::~FmOperationThread()
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{
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}
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/*
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 * Prepare some conditions before starts the operation.
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 * Returns the error id.
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 * \a operationBase the operation to be prepared.
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 */
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int FmOperationThread::prepareOperationAndStart( FmOperationBase* operationBase )
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{    
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    if ( isRunning() ) {
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         return FmErrAlreadyStarted;
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    }
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    mOperationBase = operationBase;
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    int ret = mOperationBase->prepare();
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    if ( ret == FmErrNone ) {
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        mStop = false;
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        start();    
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    } 
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    return ret; 
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}
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/* Stops the current thread.
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 * Caused by user interaction.
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 */
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void FmOperationThread::stop()
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{
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    mStop = true;
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}
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/*
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 * reimp
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 */
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void FmOperationThread::run()
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{    
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    mOperationBase->start( &mStop );
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}
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