convergedcallengine/csplugin/src/cspdtmfprovider.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 02 Feb 2010 01:11:09 +0200
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Revision: 201003 Kit: 201005
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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:  Contains the implementation of class CSPDTMFProvider
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*
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*/
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#include <etelmm.h>
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#include <mccpdtmfprovider.h>
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#include <mccpdtmfobserver.h>
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#include <rmmcustomapi.h>
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#include "cspdtmfprovider.h"
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#include "csplogger.h"
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#include "cspeteldtmfmonitor.h"
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#include "cspeteldtmfstopmonitor.h"
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CSPDTMFProvider* CSPDTMFProvider::NewL( RMobilePhone& aPhone,
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                                        RMmCustomAPI& aMmCustom )
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    {
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    CSPDTMFProvider* self = new ( ELeave ) CSPDTMFProvider( aPhone,
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                                                            aMmCustom );
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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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    }
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// ---------------------------------------------------------------------------
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// Destructor of the object.
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// ---------------------------------------------------------------------------
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//
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CSPDTMFProvider::~CSPDTMFProvider( )
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    {
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    CSPLOGSTRING(CSPOBJECT, "CSPDTMFProvider::~CSPDTMFProvider()" );
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    Cancel();
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    iObservers.Close();
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    delete iMonitor;
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    delete iStopMonitor;
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    }
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// ---------------------------------------------------------------------------
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// Notifies observers about a DTMF event
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// ---------------------------------------------------------------------------
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//
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void CSPDTMFProvider::NotifyDTMFEvent( const MCCPDTMFObserver::TCCPDtmfEvent aEvent,
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                      const TInt aError,
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                      const TChar aTone )
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    {
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    CSPLOGSTRING2(CSPINT, "CSPDTMFProvider::NotifyDTMFEvent %d", aEvent );
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    for ( TInt i = 0; i < iObservers.Count(); i++ )
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        {
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        MCCPDTMFObserver *obs = iObservers[i];
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        if ( obs )
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            {        
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            iObservers[i]->HandleDTMFEvent( aEvent, aError, aTone );
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            }
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        }    
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    }
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// ---------------------------------------------------------------------------
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// Cancel DTMF string sending
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// ---------------------------------------------------------------------------
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//
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TInt CSPDTMFProvider::CancelDtmfStringSending()
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    {
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    CSPLOGSTRING(CSPREQIN, "CSPDTMFProvider::CancelDtmfStringSending" );
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    if ( IsActive() )
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        {
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        Cancel();
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        }
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    else
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        {
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        return KErrAlreadyExists; // Is not active
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        }
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    return KErrNone;
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    }
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// ---------------------------------------------------------------------------
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// Starts DTMF string sending
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// ---------------------------------------------------------------------------
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//
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TInt CSPDTMFProvider::StartDtmfTone( const TChar aTone )
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    {
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    CSPLOGSTRING(CSPREQIN, "CSPDTMFProvider::StartDtmfTone" );
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    TInt ret(KErrAlreadyExists);
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    if (!IsActive())
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        {
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        ret = iPhone.StartDTMFTone( aTone );
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        }    
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    return ret;
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    }
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// ---------------------------------------------------------------------------
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// Stop DTMF tone
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// ---------------------------------------------------------------------------
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//
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TInt CSPDTMFProvider::StopDtmfTone()
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    {
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    CSPLOGSTRING(CSPREQIN, "CSPDTMFProvider::StopDtmfTone" );
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   114
    TInt ret(KErrAlreadyExists);
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   115
    if (!IsActive())
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        {
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        ret = iPhone.StopDTMFTone();
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        }
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   119
    return ret;    
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    }
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   121
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// ---------------------------------------------------------------------------
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// Send DTMF string
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// ---------------------------------------------------------------------------
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   125
//
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TInt CSPDTMFProvider::SendDtmfToneString( const TDesC& aString )
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    {
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   128
    CSPLOGSTRING(CSPREQIN, "CSPDTMFProvider::SendDtmfToneString" );
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    TInt ret = KErrInUse;
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   130
    
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   131
    if ( !IsActive() )
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   132
        {            
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        iPhone.SendDTMFTones( iStatus, aString );
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        SetActive();
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        ret = KErrNone;
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   136
        }
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   137
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   138
    return ret;
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    }
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   140
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   141
// ---------------------------------------------------------------------------
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// Continue DTMF string sending
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   143
// ---------------------------------------------------------------------------
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   144
//
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   145
TInt CSPDTMFProvider::ContinueDtmfStringSending( const TBool aContinue )
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   146
    {
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    CSPLOGSTRING(CSPREQIN, "CSPDTMFProvider::ContinueDtmfStringSending" );
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   148
    return iPhone.ContinueDTMFStringSending( aContinue );
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   149
    }
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   150
    
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   151
// ---------------------------------------------------------------------------
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   152
// Adds observer.
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   153
// ---------------------------------------------------------------------------
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   154
//
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   155
void CSPDTMFProvider::AddObserverL( const MCCPDTMFObserver& aObserver )
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   156
    {
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   157
    if ( iObservers.Find( &aObserver ) == KErrNotFound )
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   158
        {
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        iObservers.Append( &aObserver );
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   160
        }
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   161
    }
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   162
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   163
// ---------------------------------------------------------------------------
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   164
// Removes given observer.
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   165
// ---------------------------------------------------------------------------
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   166
//
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   167
TInt CSPDTMFProvider::RemoveObserver( const MCCPDTMFObserver& aObserver )
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   168
    {
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   169
    TInt ret = KErrNotFound;
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   170
    
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   171
    TInt found = iObservers.Find( &aObserver );
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   172
    if ( found != KErrNotFound )
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   173
        {
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        iObservers.Remove( found );
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        ret = KErrNone;
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   176
        }
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   177
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   178
    return ret;
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   179
    }
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   180
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   181
// ---------------------------------------------------------------------------
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   182
// From CActive.
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   183
// Handles request completion.
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   184
// ---------------------------------------------------------------------------
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   185
//
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   186
void CSPDTMFProvider::RunL()
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   187
    {
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   188
    CSPLOGSTRING2( CSPREQIN, 
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   189
        "CSPDTMFProvider::RunL: status: %d", iStatus.Int() );
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   190
    
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   191
    if ( iStatus == KErrNone )
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   192
        {
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   193
        MCCPDTMFObserver::TCCPDtmfEvent event = 
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   194
            MCCPDTMFObserver::ECCPDtmfStringSendingCompleted;
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   195
        NotifyDTMFEvent( event, KErrNone, NULL );
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   196
        }
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   197
    else
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   198
        {
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   199
        TInt error = iStatus.Int();
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   200
        if ( error != KErrCancel )
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parents:
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   201
            {
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   202
            MCCPDTMFObserver::TCCPDtmfEvent event = 
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   203
                MCCPDTMFObserver::ECCPDtmfStringSendingCompleted;
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   204
            NotifyDTMFEvent( event, error, NULL );
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   205
            }
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   206
        else
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   207
            {
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   208
            // Cancel is not notified
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   209
            CSPLOGSTRING( CSPREQEND, "CSPDTMFProvider::RunL Cancel." );
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   210
            }
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   211
        }
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parents:
diff changeset
   212
                
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   213
    CSPLOGSTRING( CSPREQEND, "CSPDTMFProvider::RunL End of RunL." );
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   214
    }
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parents:
diff changeset
   215
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   216
// ---------------------------------------------------------------------------
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   217
// From CActive
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   218
// Canceling functionality.
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   219
// ---------------------------------------------------------------------------
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   220
//
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   221
void CSPDTMFProvider::DoCancel()
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   222
    {
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   223
    if ( iStatus == KRequestPending )
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parents:
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   224
        {
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   225
        CSPLOGSTRING( CSPINT, 
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parents:
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   226
            "CSPDTMFProvider::DoCancel Canceling pending request.." );
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parents:
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   227
        iPhone.CancelAsyncRequest( EMobilePhoneSendDTMFTones );
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parents:
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   228
        }
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    }
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// ---------------------------------------------------------------------------
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// Constructs the requester.
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// ---------------------------------------------------------------------------
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//
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CSPDTMFProvider::CSPDTMFProvider( RMobilePhone& aPhone, 
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                                  RMmCustomAPI& aMmCustom ):
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                    CActive( EPriorityStandard ),
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                    iPhone( aPhone ),
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                    iMmCustom( aMmCustom )
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    {
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    CSPLOGSTRING(CSPOBJECT, "CSPDTMFProvider::CSPDTMFProvider()" );
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    CActiveScheduler::Add( this );
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    }
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// ---------------------------------------------------------------------------
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// Constructs the requester in the second phase.
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// ---------------------------------------------------------------------------
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//
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void CSPDTMFProvider::ConstructL( ) 
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    {
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    if ( !iPhone.SubSessionHandle() || !iMmCustom.SubSessionHandle() )
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        {
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        User::Leave( KErrArgument );
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        }
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    iMonitor = CSPEtelDtmfMonitor::NewL( *this, iMmCustom );
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    iMonitor->StartMonitoring();
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    iStopMonitor = CSPEtelDtmfStopMonitor::NewL( *this, iPhone );
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    iStopMonitor->StartMonitoring();
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    }
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//  End of File