1 /*

     2 * Copyright (c) 2005 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: 

    15 *     Main functionality of CHeadsetStatus

    16 *

    17 *

    18 */

    19 

    20 

    21 // INCLUDE FILES

    22 #include "HeadsetStatus.h"

    23 #include "CHeadsetStatusContainer.h"

    24 #include <e32std.h>

    25 

    26 // UNNANMED NAMESPACE FOR LOCAL DEFINITIONS

    27 namespace

    28     {

    29     //  CONSTANTS

    30     _LIT( KPanicCat, "HeadsetStatus" );

    31     

    32     //  DATA TYPES

    33     enum TPanicCode

    34         {

    35         EInvalidObserver

    36         };

    37     }

    38 

    39 // ========================= MEMBER FUNCTIONS ================================

    40    

    41 // ---------------------------------------------------------------------------

    42 // C++ constructor.

    43 // ---------------------------------------------------------------------------

    44 CHeadsetStatus::CHeadsetStatus( )

    45     {

    46     }

    47 

    48 // ---------------------------------------------------------------------------

    49 // CHeadsetStatus::NewL

    50 // ---------------------------------------------------------------------------

    51 EXPORT_C CHeadsetStatus* CHeadsetStatus::NewL( )

    52     {

    53     CHeadsetStatus* self = new ( ELeave ) CHeadsetStatus();

    54     

    55     CleanupStack::PushL( self );

    56     self->ConstructL();

    57     CleanupStack::Pop( self );

    58     

    59     return self;

    60     }

    61 

    62 // ---------------------------------------------------------------------------

    63 // CHeadsetStatus::ConstructL

    64 // 

    65 // Symbian OS two-phased constructor.

    66 // ---------------------------------------------------------------------------

    67 void CHeadsetStatus::ConstructL()

    68     {

    69     iContainer = CHeadsetStatusContainer::NewL();

    70     }

    71      

    72 // ---------------------------------------------------------------------------

    73 // C++ destructor

    74 // ---------------------------------------------------------------------------

    75 EXPORT_C CHeadsetStatus::~CHeadsetStatus()

    76     {    

    77     delete iContainer;

    78     }

    79 

    80 // ---------------------------------------------------------------------------

    81 // CHeadsetStatus::HeadsetConnectedL

    82 // 

    83 // Method to query the headsets connectivity status. Returns error code 

    84 // (or KErrNone when query succeeded) and sets the query result into the 

    85 // boolean in which the parameter aState is referring.

    86 // ---------------------------------------------------------------------------

    87 EXPORT_C TInt CHeadsetStatus::HeadsetConnectedL( TBool& aState )

    88     {

    89     return iContainer->QueryHeadsetStatus( aState );

    90     }

    91     

    92 // ---------------------------------------------------------------------------

    93 // CHeadsetStatus::SetObserver

    94 // ---------------------------------------------------------------------------

    95 EXPORT_C void CHeadsetStatus::SetObserver( MHeadsetStatusObserver* aObserver )

    96     {

    97     __ASSERT_ALWAYS( aObserver, User::Panic( KPanicCat, EInvalidObserver ) );

    98     

    99     iContainer->SetObserver( aObserver );

   100     }

   101 

   102 // ---------------------------------------------------------------------------

   103 // CHeadsetStatus::StartObserving

   104 // ---------------------------------------------------------------------------

   105 EXPORT_C void CHeadsetStatus::StartObserving()

   106     {

   107     iContainer->StartObserving();

   108     }

   109 

   110 // ---------------------------------------------------------------------------

   111 // CHeadsetStatus::StopObserving

   112 // ---------------------------------------------------------------------------

   113 EXPORT_C void CHeadsetStatus::StopObserving()

   114     {

   115     iContainer->StopObserving();    

   116     }

   117 

   118 // ---------------------------------------------------------------------------

   119 // CHeadsetStatus::StopObserving

   120 // ---------------------------------------------------------------------------

   121 EXPORT_C TBool CHeadsetStatus::IsObserving() const

   122     {

   123     return iContainer->IsObserving();

   124     }

   125 

   126 // End of File