phonecmdhandler/phonecmdhnlr/src/PhoneHandlerCallState.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Fri, 16 Apr 2010 15:31:58 +0300
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permissions -rw-r--r--
Revision: 201011 Kit: 201015
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/*
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* Copyright (c) 2002-2006 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:  Listens to call state changes and informs control. 
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*
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*/
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// INCLUDE FILES
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#include "phonehandlercallstate.h" 
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#include "phonehandlercontrol.h" 
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#include "phonehandlerdebug.h" 
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#include <ctsydomainpskeys.h>
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// EXTERNAL DATA STRUCTURES
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// EXTERNAL FUNCTION PROTOTYPES  
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// CONSTANTS
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// MACROS
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// LOCAL CONSTANTS AND MACROS
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// MODULE DATA STRUCTURES
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// LOCAL FUNCTION PROTOTYPES
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// FORWARD DECLARATIONS
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// ============================= LOCAL FUNCTIONS ===============================
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// ============================ MEMBER FUNCTIONS ===============================
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// -----------------------------------------------------------------------------
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// CPhoneHandlerCallState::CPhoneHandlerCallState
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// C++ default constructor can NOT contain any code, that
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// might leave.
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// -----------------------------------------------------------------------------
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//
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CPhoneHandlerCallState::CPhoneHandlerCallState( CPhoneHandlerControl& aControl )
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:   CActive(CActive::EPriorityStandard),
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    iControl( aControl )
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    {
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    CActiveScheduler::Add(this);
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    } 
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// -----------------------------------------------------------------------------
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// CPhoneHandlerCallState::ConstructL
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// Symbian 2nd phase constructor can leave.
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// -----------------------------------------------------------------------------
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//
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void CPhoneHandlerCallState::ConstructL()
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    {
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    COM_TRACE_( "[PHONECMDHANDLER] CPhoneHandlerCallState::ConstructL() start" );
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    // Allows CPhoneHandlerCallState to start to listen S60 call states.
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    User::LeaveIfError( 
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        iProperty.Attach( KPSUidCtsyCallInformation, KCTsyCallState ) );
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    Subscribe();
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    COM_TRACE_( "[PHONECMDHANDLER] CPhoneHandlerCallState::ConstructL() end" );
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    }
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// -----------------------------------------------------------------------------
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// CPhoneHandlerCallState::NewL
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// Two-phased constructor.
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// -----------------------------------------------------------------------------
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CPhoneHandlerCallState* CPhoneHandlerCallState::NewL( CPhoneHandlerControl& aControl )
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    {
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    COM_TRACE_( "[PHONECMDHANDLER] CPhoneHandlerCallState::NewL()" );
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    CPhoneHandlerCallState* self = new(ELeave) CPhoneHandlerCallState( aControl );
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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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// Destructor
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CPhoneHandlerCallState::~CPhoneHandlerCallState()
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    {
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    COM_TRACE_( "[PHONECMDHANDLER] CPhoneHandlerCallState::~CPhoneHandlerCallState() start" );
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    Cancel();
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    iProperty.Cancel();
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    iProperty.Close();
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    COM_TRACE_( "[PHONECMDHANDLER] CPhoneHandlerCallState::~CPhoneHandlerCallState() end" );
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    }
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// -----------------------------------------------------------------------------
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// CPhoneHandlerCallState::RunL()
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// Informs caller of an asynchronous request that it has been completed.
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// (other items were commented in a header).
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// -----------------------------------------------------------------------------
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//
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void CPhoneHandlerCallState::RunL()
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    {
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    COM_TRACE_1( "[PHONECMDHANDLER] CPhoneHandlerCallState::RunL() - return code = %d", iStatus.Int() );
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    TInt state( 0 );
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    iProperty.Get( state );
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    COM_TRACE_1( "[PHONECMDHANDLER] CPhoneHandlerCallState - KTelephonyCallState = %d", state );
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    if( iStatus.Int() == KErrNone )
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        {
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        iControl.NotifyCallState( state );
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        }
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    Subscribe();
0
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    }
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// -----------------------------------------------------------------------------
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// CPhoneHandlerCallState::DoCancel
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// (other items were commented in a header).
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// -----------------------------------------------------------------------------
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//
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void CPhoneHandlerCallState::DoCancel()
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    {
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    COM_TRACE_( "[PHONECMDHANDLER] CPhoneHandlerCallState::DoCancel()" );
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    iProperty.Cancel();
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    }
0
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// -----------------------------------------------------------------------------
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// CPhoneHandlerCallState::Subscribe
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// Start to listen changes in call state.
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// (other items were commented in a header).
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// -----------------------------------------------------------------------------
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//
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void CPhoneHandlerCallState::Subscribe()
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    {
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    COM_TRACE_( "[PHONECMDHANDLER] CPhoneHandlerCallState::Subscribe()" );
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0
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    iProperty.Subscribe( iStatus );
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    SetActive();
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    }
0
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//
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// End of file