examples/Telephony/ETel3rdPartyExample/OutgoingCalls/CSwap.cpp

// Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).
// All rights reserved.
// This component and the accompanying materials are made available
// under the terms of "Eclipse Public License v1.0"
// which accompanies this distribution, and is available
// at the URL "http://www.eclipse.org/legal/epl-v10.html".
//
// Initial Contributors:
// Nokia Corporation - initial contribution.
//
// Contributors:
//
// Description:
//


#include "CSwap.h"

CSwap* CSwap::NewL(MExecAsync* aController)
        {
        CSwap* self = new(ELeave) CSwap(aController);
        CleanupStack::PushL(self);
        self->ConstructL();
        CleanupStack::Pop(self);
        return self;
        }

CSwap::~CSwap()
        {
        Cancel();
        }

void CSwap::DoStartRequestL(CTelephony::TCallId aCallId1,
                                                        CTelephony::TCallId aCallId2)
        {
        _LIT(KDummyAnswerPanic, "CSignalInfo Get Method");
        __ASSERT_ALWAYS(!IsActive(), User::Panic(KDummyAnswerPanic, 1));
        iRequestNotify = EFalse;
        CTelephony::TCallCapsV1 callCapsV1;
        CTelephony::TCallCapsV1Pckg callCapsV1Pckg(callCapsV1);
        
        // Retrieves the dynamic call capabilities for calls you dialled or answered with CTelephony.
        iTelephony->GetCallDynamicCaps(aCallId1, callCapsV1Pckg);

        if( callCapsV1.iControlCaps & CTelephony::KCapsSwap)
                {
                // The call represented by aCallId1 can be swapped with iCallId2.
                iTelephony->Swap(iStatus, aCallId1, aCallId2);
                SetActive();
                }
        else
                {
                // The calls cannot be swapped.
                }
        }

CSwap::CSwap(MExecAsync* aController)
        : CISVAPIAsync(aController, KSwap)
        {
        // Empty method
        }

void CSwap::ConstructL()
        {
        // Empty method
        }

void CSwap::RunL()
        {
        if(iStatus != KErrNone)
                {
                iConsole->Printf(KError);
                
                // Print the error status code
                iConsole->Printf(_L("Swap %d\n"), iStatus.Int());
                }
        else
                {
                ExampleComplete();
                }
        }

void CSwap::DoCancel()
        {
        // Cancels an outstanding asynchronous request.
        iTelephony->CancelAsync(CTelephony::ESwapCancel);
        }

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