videofeeds/clientapi/src/CIptvServices.cpp
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     1 /*
       
     2 * Copyright (c) 2005-2006 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 the License "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 *
       
    16 */
       
    17 
       
    18 
       
    19 
       
    20 
       
    21 
       
    22 // INCLUDE FILES
       
    23 #include "IptvDebug.h"
       
    24 
       
    25 #include "CIptvServices.h"
       
    26 #include "CIptvService.h"
       
    27 
       
    28 // EXTERNAL DATA STRUCTURES
       
    29 
       
    30 // EXTERNAL FUNCTION PROTOTYPES  
       
    31 
       
    32 // CONSTANTS
       
    33 
       
    34 // MACROS
       
    35 
       
    36 // LOCAL CONSTANTS AND MACROS
       
    37 
       
    38 // MODULE DATA STRUCTURES
       
    39 
       
    40 // LOCAL FUNCTION PROTOTYPES
       
    41 
       
    42 // FORWARD DECLARATIONS
       
    43 
       
    44 // ============================= LOCAL FUNCTIONS ===============================
       
    45 
       
    46 // ============================ MEMBER FUNCTIONS ===============================
       
    47 
       
    48 // -----------------------------------------------------------------------------
       
    49 // CIptvServices::CIptvServices
       
    50 // C++ default constructor can NOT contain any code, that
       
    51 // might leave.
       
    52 // -----------------------------------------------------------------------------
       
    53 //
       
    54 CIptvServices::CIptvServices()
       
    55     {
       
    56     }
       
    57 
       
    58 // -----------------------------------------------------------------------------
       
    59 // CIptvServices::ConstructL
       
    60 // Symbian 2nd phase constructor can leave.
       
    61 // -----------------------------------------------------------------------------
       
    62 //
       
    63 void CIptvServices::ConstructL()
       
    64     {
       
    65     iServices.Reset();
       
    66     iService = CIptvService::NewL();
       
    67     }
       
    68 
       
    69 // -----------------------------------------------------------------------------
       
    70 // CIptvServices::NewL
       
    71 // Two-phased constructor.
       
    72 // -----------------------------------------------------------------------------
       
    73 //
       
    74 EXPORT_C CIptvServices* CIptvServices::NewL()
       
    75     {
       
    76     CIptvServices* self = new( ELeave ) CIptvServices;
       
    77     
       
    78     CleanupStack::PushL( self );
       
    79     self->ConstructL();
       
    80     CleanupStack::Pop(self);
       
    81 
       
    82     return self;
       
    83     }
       
    84 
       
    85     
       
    86 // Destructor
       
    87 EXPORT_C CIptvServices::~CIptvServices()
       
    88     {
       
    89     TInt i;
       
    90     for ( i = iServices.Count() -1; i >= 0; i-- )
       
    91         {
       
    92         delete iServices[i];
       
    93         }
       
    94     iServices.Close();
       
    95     delete iService;
       
    96     }
       
    97 
       
    98 
       
    99 // -----------------------------------------------------------------------------
       
   100 // CIptvServices::GetServiceL
       
   101 // -----------------------------------------------------------------------------
       
   102 //
       
   103 EXPORT_C CIptvService* CIptvServices::GetServiceL(TUint32 aIndex)
       
   104     {
       
   105     if(aIndex > iServices.Count())
       
   106         {
       
   107         return NULL;
       
   108         }
       
   109     CIptvService* service = CIptvService::NewL();
       
   110     CleanupStack::PushL(service); //1->
       
   111     service->SetL(iServices[aIndex]->Des());
       
   112     CleanupStack::Pop(service); //<-1
       
   113     return service;
       
   114     }
       
   115 
       
   116 // -----------------------------------------------------------------------------
       
   117 // CIptvServices::GetServiceRefL
       
   118 // -----------------------------------------------------------------------------
       
   119 //
       
   120 EXPORT_C CIptvService& CIptvServices::GetServiceRefL(TUint32 aIndex)
       
   121     {
       
   122     if(aIndex > iServices.Count())
       
   123         {
       
   124         IPTVLOGSTRING_HIGH_LEVEL("CIptvServices::GetServiceL leaving, index out of bounds.");
       
   125         User::Leave(KErrNotFound);
       
   126         }
       
   127     iService->SetL(iServices[aIndex]->Des());
       
   128     return *iService;
       
   129     }
       
   130 
       
   131 // -----------------------------------------------------------------------------
       
   132 // CIptvServices::Service
       
   133 // -----------------------------------------------------------------------------
       
   134 //
       
   135 EXPORT_C CIptvService& CIptvServices::Service( TUint32 aIndex, TInt& aError )
       
   136     {
       
   137     if ( aIndex > iServices.Count() )
       
   138         {
       
   139         IPTVLOGSTRING_HIGH_LEVEL( "CIptvServices::Service index out of bounds." );
       
   140         aError = KErrNotFound;
       
   141         return *iService;
       
   142         }
       
   143     
       
   144     TRAP( aError, iService->SetL( iServices[aIndex]->Des() ) );
       
   145     return *iService;
       
   146     }
       
   147 
       
   148 // -----------------------------------------------------------------------------
       
   149 // CIptvServices::AddServiceL
       
   150 // -----------------------------------------------------------------------------
       
   151 //
       
   152 EXPORT_C TInt CIptvServices::AddL(CIptvService& aService)
       
   153     {
       
   154     HBufC8* serviceBin = aService.GetL();
       
   155     TInt err = iServices.Append(serviceBin);
       
   156     if(err != KErrNone)
       
   157         {
       
   158         delete serviceBin;
       
   159         }
       
   160     return err;
       
   161     }
       
   162 
       
   163 // -----------------------------------------------------------------------------
       
   164 // CIptvServices::Count
       
   165 // -----------------------------------------------------------------------------
       
   166 //
       
   167 EXPORT_C TInt CIptvServices::Count()
       
   168     {
       
   169     return iServices.Count();
       
   170     }
       
   171 
       
   172 // -----------------------------------------------------------------------------
       
   173 // CIptvServices::ExternalizeL
       
   174 // -----------------------------------------------------------------------------
       
   175 //
       
   176 EXPORT_C void CIptvServices::ExternalizeL(RDesWriteStream& aStream) const
       
   177     {
       
   178     TUint32 serviceCount = iServices.Count();
       
   179     aStream.WriteUint32L(serviceCount);
       
   180     TInt i;
       
   181     CIptvService* service = CIptvService::NewL();
       
   182     CleanupStack::PushL(service); // 1->
       
   183     for(i = 0; i < serviceCount; i++)
       
   184         {
       
   185         service->SetL(iServices[i]->Des());
       
   186         service->ExternalizeL(aStream);
       
   187         }
       
   188     CleanupStack::PopAndDestroy(service); // <-1
       
   189     }
       
   190 
       
   191 // -----------------------------------------------------------------------------
       
   192 // CIptvServices::InternalizeL
       
   193 // -----------------------------------------------------------------------------
       
   194 //
       
   195 EXPORT_C void CIptvServices::InternalizeL(RDesReadStream& aStream)
       
   196     {
       
   197     TUint32 serviceCount = aStream.ReadUint32L();
       
   198     TInt i, err;
       
   199     CIptvService* service = CIptvService::NewL();
       
   200     CleanupStack::PushL(service); // 1->
       
   201     for(i = 0; i < serviceCount; i++)
       
   202         {
       
   203         service->InternalizeL(aStream);
       
   204         HBufC8* serviceBin = service->GetL();
       
   205         err = iServices.Append(serviceBin);
       
   206         if(err != KErrNone)
       
   207             {
       
   208             delete serviceBin;
       
   209             }
       
   210         }
       
   211     CleanupStack::PopAndDestroy(service); // <-1
       
   212     }
       
   213     
       
   214 // -----------------------------------------------------------------------------
       
   215 // CIptvServices::CountExternalizeSize
       
   216 // -----------------------------------------------------------------------------
       
   217 //
       
   218 EXPORT_C TUint32 CIptvServices::CountExternalizeSize()
       
   219     {
       
   220     TUint32 extSize = 4; //count field
       
   221     TInt i;
       
   222     for(i = 0; i < iServices.Count(); i++)
       
   223         {
       
   224         extSize += iServices[i]->Des().Length();
       
   225         }
       
   226     return extSize;
       
   227     }
       
   228 
       
   229 // ========================== OTHER EXPORTED FUNCTIONS =========================
       
   230 
       
   231 //  End of File