os/mm/mmlibs/mmfw/src/Client/Video/mediaclientextdisplayinterface.cpp
author sl@SLION-WIN7.fritz.box
Fri, 15 Jun 2012 03:10:57 +0200
changeset 0 bde4ae8d615e
permissions -rw-r--r--
First public contribution.
     1 // Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
     2 // All rights reserved.
     3 // This component and the accompanying materials are made available
     4 // under the terms of "Eclipse Public License v1.0"
     5 // which accompanies this distribution, and is available
     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".
     7 //
     8 // Initial Contributors:
     9 // Nokia Corporation - initial contribution.
    10 //
    11 // Contributors:
    12 //
    13 // Description:
    14 //
    15 
    16 #include <mmf/plugin/mmfmediaclientextdisplayinterface.h>
    17 #include <mmf/plugin/mmfmediaclientextdisplayinterface.hrh>
    18 #include <e32cmn.h> 
    19 #include <ecom/ecom.h>
    20 
    21 void CleanupEComArray(TAny* aArray);
    22 
    23 CExtDisplayConnectionProviderInterface* CExtDisplayConnectionProviderInterface::NewL()
    24     {
    25     RImplInfoPtrArray implInfoArray;
    26     TCleanupItem cleanup(CleanupEComArray, &implInfoArray);
    27     CleanupStack::PushL(cleanup);
    28 
    29     REComSession::ListImplementationsL(TUid::Uid(KMediaDisplayExtProviderInterfaceUid), implInfoArray);
    30     
    31     if(implInfoArray.Count() == 0)
    32         {
    33         CleanupStack::PopAndDestroy(); // implInfoArray
    34         return NULL;
    35         }
    36     
    37     CExtDisplayConnectionProviderInterface* self = 
    38         REINTERPRET_CAST(CExtDisplayConnectionProviderInterface*, REComSession::CreateImplementationL(
    39                 implInfoArray[0]->ImplementationUid(), _FOFF(CExtDisplayConnectionProviderInterface, iInstanceKey)));
    40     
    41     CleanupStack::PopAndDestroy(); // implInfoArray
    42     return self;
    43     }
    44 
    45 EXPORT_C CExtDisplayConnectionProviderInterface::~CExtDisplayConnectionProviderInterface()
    46     {
    47     REComSession::DestroyedImplementation(iInstanceKey);
    48     }
    49 
    50 EXPORT_C CExtDisplayConnectionProviderInterface::CExtDisplayConnectionProviderInterface()
    51     {
    52     }
    53 
    54 // CleanupEComArray function is used for cleanup support of locally declared arrays
    55 void CleanupEComArray(TAny* aArray)
    56     {
    57     (static_cast<RImplInfoPtrArray*> (aArray))->ResetAndDestroy();
    58     (static_cast<RImplInfoPtrArray*> (aArray))->Close();
    59     }