1 /*

     2 * Copyright (c) 2007-2008 Nokia Corporation and/or its subsidiary(-ies). 

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:  Provides implementation class for CCallInformation -class.

    15 *

    16 */

    17 

    18 

    19 #ifndef CCALLINFORMATIONIMPL_H_

    20 #define CCALLINFORMATIONIMPL_H_

    21 

    22 #include <e32base.h>

    23 #include "mcall.h"

    24 

    25 // forward declarations 

    26 class MCallInformationObserver;

    27 class CCallInfoIter;

    28 class CCallInfos;

    29 

    30 

    31 /**

    32  *  This class provides implementation for CCallInformation -class.  

    33  * 

    34  *  @lib telephonyservice.lib

    35  *  @since S60 v5.1

    36  */

    37 NONSHARABLE_CLASS( CCallInformationImpl ) : public CBase                                      

    38     {

    39 public:

    40     

    41     /**

    42     * Two-phased constructor.         

    43     */

    44     static CCallInformationImpl* NewL();

    45         

    46 

    47     /**

    48     * Destructor.

    49     */

    50     virtual ~CCallInformationImpl();

    51 

    52     /**

    53     * Sets the observer for changes in current calls.

    54     *

    55     * @since S60 v5.1 

    56     * @param aObserver Observer for notifications.

    57     */

    58     void NotifyCallInformationChanges( MCallInformationObserver& aObserver );

    59     

    60     /**

    61     * Used to cancel previously placed NotifyCallInformationChanges call.

    62     *

    63     * @since S60 v5.1      

    64     */

    65     void CancelNotification();

    66      

    67     /**

    68     * Gets the snapshot of ongoing calls.

    69     *

    70     * @since S60 v5.1      

    71     * @return Ongoing calls.

    72     */

    73     CCallInfoIter& GetCallsL(); 

    74     

    75             

    76     /**

    77      * Returns information whether call in given state exist.

    78      * 

    79      * @since S60 v5.2

    80      * @param aState Specifies a call state that is used as a search key.

    81      * @return ETrue if call in given state exist.

    82      */

    83     TBool IsCallInState( CCPCall::TCallState aState ) const;

    84                              

    85 protected:

    86     

    87     CCallInformationImpl();

    88     

    89 protected: //data 

    90     /**

    91      * Observer to be notified when call information changes

    92      * Not own.  

    93      */

    94     MCallInformationObserver* iObserver;   

    95     

    96 private: // data    

    97       

    98     CCallInfos*       iInfos;    

    99     CCallInfos*       iInfosInState;

   100     CCallInfoIter*    iCallIter;    

   101     CCallInfoIter*    iCallStateIter;

   102     };

   103 

   104 

   105 #endif /*CCALLINFORMATIONIMPL_H_*/

   106