convergedcallengine/cce/src/tccecallindex.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 02 Feb 2010 01:11:09 +0200
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/*
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* Copyright (c) 2008-2008 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:  Keeps up the call index
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*
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*/
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#include "tccecallindex.h"
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#include "mccecallarray.h"
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#include "mccecallinfo.h"
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#include "cccelogger.h"
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// ======== MEMBER FUNCTIONS ========
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// ---------------------------------------------------------------------------
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// Constructor
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// ---------------------------------------------------------------------------
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//
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TCCECallIndex::TCCECallIndex( MCCECallArray& aCallArray ) : 
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    iCallArray( aCallArray )
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    {
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    }
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// ---------------------------------------------------------------------------
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// Checks smallest available call index
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// ---------------------------------------------------------------------------
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//
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TInt TCCECallIndex::CurrentCallIndex() const
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    {
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    CCELOGSTRING( "TCCECallIndex::CurrentCallIndex(): In" );
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    TInt smallestAvailableCallIndex = 1; // Smallest call index is 1
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    // Iterate until call index value has not changed. 
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    // TODO: There has to be better way to solve call index. 
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    TBool callIndexChanged( ETrue );
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    while( callIndexChanged )
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        {
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        // Iterate over the calls and check if smallestAvailableCallIndex is in use
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        // with some call.
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        callIndexChanged = EFalse;
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        for ( TInt i = 0; i < iCallArray.MaxNumberOfCalls(); i++ )
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            {
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            if( CheckAndIncrementCallIndex( iCallArray.CallInfo( i ), smallestAvailableCallIndex ) )
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                {
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                callIndexChanged = ETrue;
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                }
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            }
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            if ( CheckAndIncrementCallIndex( iCallArray.EmergencyCallInfo(), smallestAvailableCallIndex ) )
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                {
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                callIndexChanged = ETrue;
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                }
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        }
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    CCELOGSTRING2( "TCCECallIndex::CurrentCallIndex(): Smallest avail call index = %d", smallestAvailableCallIndex );
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    CCELOGSTRING( "TCCECallIndex::CurrentCallIndex(): Out" );
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    return smallestAvailableCallIndex;
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    }
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// ---------------------------------------------------------------------------
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// Checks and increments the call index.
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// ---------------------------------------------------------------------------
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//
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TBool TCCECallIndex::CheckAndIncrementCallIndex( 
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    MCCECallInfo* aCallInfo, 
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    TInt& aCallIndex ) const
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    {
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    if ( aCallInfo && aCallInfo->State() != CCPCall::EStateIdle )
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        {
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        if ( aCallIndex == aCallInfo->CallIndex() )
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            {
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            aCallIndex++;
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            return ETrue;
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            }
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        }
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    return EFalse;
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    }
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