psmservices/psmserver/src/client/psmclientimpl.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 02 Feb 2010 00:53:00 +0200
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/*
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* Copyright (c) 2007 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:  Power save mode client class
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*
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*/
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#include <psmclientobserver.h>
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#include "psmclientimpl.h"
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#include "psmsettingsimpl.h"
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#include "psmclientactive.h"
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#include "psmtrace.h"
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// -----------------------------------------------------------------------------
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// CPsmClientImpl::CPsmClientImpl
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// Two-phased constructor.
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// -----------------------------------------------------------------------------
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//
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CPsmClientImpl::CPsmClientImpl( MPsmClientObserver& aObserver ) :
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    iObserver( aObserver )
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    {
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    COMPONENT_TRACE( ( _L( "PSM Client - CPsmClientImpl::CPsmClientImpl()" ) ) );
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    COMPONENT_TRACE( ( _L( "PSM Client - CPsmClientImpl::CPsmClientImpl - return" ) ) );
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    }
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// -----------------------------------------------------------------------------
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// CPsmClientImpl::ConstructL
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// Two-phased constructor.
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// -----------------------------------------------------------------------------
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//
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void CPsmClientImpl::ConstructL()
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    {
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    COMPONENT_TRACE( ( _L( "PSM Client - CPsmClientImpl::ConstructL()" ) ) );
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    // Connect to PSM server
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    User::LeaveIfError( iPsmServer.Connect() );
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    // Create an instance of settings provider
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    iSettings = new ( ELeave ) CPsmSettingsImpl( iPsmServer );
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    // Create active object
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    iActive = new ( ELeave ) CPsmClientActive( iObserver );
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    COMPONENT_TRACE( ( _L( "PSM Client - CPsmClientImpl::ConstructL - return" ) ) );
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    }
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// -----------------------------------------------------------------------------
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// CPsmClientImpl::~CPsmClientImpl
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// Destructor
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// -----------------------------------------------------------------------------
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//
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CPsmClientImpl::~CPsmClientImpl()
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    {
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    COMPONENT_TRACE( ( _L( "PSM Client - CPsmClientImpl::~CPsmClientImpl()" ) ) );
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    if ( iActive->IsActive() )
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        {
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        CancelPowerSaveModeChange();
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        }
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    if ( iActive )
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        {
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        delete iActive;
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        iActive = NULL;
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        }
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    if ( iSettings )
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        {
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        delete iSettings;
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        iSettings = NULL;
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        }
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    iPsmServer.Close();
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    COMPONENT_TRACE( ( _L( "PSM Client - CPsmClientImpl::~CPsmClientImpl - return" ) ) );
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    }
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// -----------------------------------------------------------------------------
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// CPsmClientImpl::ChangePowerSaveMode
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// -----------------------------------------------------------------------------
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//
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void CPsmClientImpl::ChangePowerSaveMode( const TInt aPsmMode )
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    {
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    COMPONENT_TRACE( ( _L( "PSM Client - CPsmClientImpl::ChangePowerSaveMode()" ) ) );
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    if ( iActive->IsActive() )
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        {
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        COMPONENT_TRACE( ( _L( "PSM Client - CPsmClientImpl::ChangePowerSaveMode() - Already active!" ) ) );
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        iActive->Cancel();
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        }
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    // Send asynchronous message and set this object to active
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    iPsmServer.SendReceiveAsync( 
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                    EPsmServerNotifyModeChange, 
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                    TIpcArgs( aPsmMode ), 
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                    iActive->RequestStatus() );
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    iActive->SetActive();
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    COMPONENT_TRACE( ( _L( "PSM Client - CPsmClientImpl::ChangePowerSaveMode - return" ) ) );
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    }
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// -----------------------------------------------------------------------------
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// CPsmClientImpl::CancelPowerSaveModeChange
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// -----------------------------------------------------------------------------
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//
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void CPsmClientImpl::CancelPowerSaveModeChange()
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    {
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    COMPONENT_TRACE( ( _L( "PSM Client - CPsmClientImpl::CancelPowerSaveModeChange()" ) ) );
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    if ( iActive->IsActive() )
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        {
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        // Send cancel asynchronous message
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        iPsmServer.SendReceiveSync( EPsmServerCancelModeChange, TIpcArgs() );
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        }
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    COMPONENT_TRACE( ( _L( "PSM Client - CPsmClientImpl::CancelPowerSaveModeChange - return" ) ) );
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    }
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// -----------------------------------------------------------------------------
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// CPsmClientImpl::RequestPowerSaveModeNotification
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// -----------------------------------------------------------------------------
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//
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void CPsmClientImpl::RequestPowerSaveModeNotification()
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    {
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    COMPONENT_TRACE( ( _L( "PSM Client - CPsmClientImpl::RequestPowerSaveModeNotification()" ) ) );
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    if ( iActive->IsActive() )
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        {
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        COMPONENT_TRACE( ( _L( "PSM Client - CPsmClientImpl::RequestPowerSaveModeNotification() - Already active!" ) ) );
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        iActive->Cancel();
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        }
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    // Send asynchronous message and set this object to active
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    iPsmServer.SendReceiveAsync( 
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                    EPsmServerModeChangeNotificationRequest, 
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                    TIpcArgs(), 
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                    iActive->RequestStatus() );
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    iActive->SetActive();
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    COMPONENT_TRACE( ( _L( "PSM Client - CPsmClientImpl::RequestPowerSaveModeNotification - return" ) ) );
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    }
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// -----------------------------------------------------------------------------
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// CPsmClientImpl::CancelPowerSaveModeNotificationRequest
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// -----------------------------------------------------------------------------
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//
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void CPsmClientImpl::CancelPowerSaveModeNotificationRequest()
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    {
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    COMPONENT_TRACE( ( _L( "PSM Client - CPsmClientImpl::CancelPowerSaveModeNotificationRequest()" ) ) );
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    if ( iActive->IsActive() )
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        {
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        // Send cancel asynchronous message
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        iPsmServer.SendReceiveSync( EPsmServerCancelModeChangeNotificationRequest, TIpcArgs() );
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        }
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    COMPONENT_TRACE( ( _L( "PSM Client - CPsmClientImpl::CancelPowerSaveModeNotificationRequest - return" ) ) );
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    }
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// -----------------------------------------------------------------------------
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// CPsmClientImpl::PsmSettings
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// -----------------------------------------------------------------------------
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//
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CPsmSettings& CPsmClientImpl::PsmSettings() const
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    {
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    COMPONENT_TRACE( ( _L( "PSM Client - CPsmClientImpl::PsmSettings()" ) ) );
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    COMPONENT_TRACE( ( _L( "PSM Client - CPsmClientImpl::PsmSettings - return" ) ) );
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    return *iSettings;
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    }
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// End of file