1 /*

     2 * Copyright (c) 2007 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:  Encapsulates factory plugin loading mechanism

    15 *

    16 */

    17 

    18 

    19 

    20 #include <ecom/ecom.h>

    21 //#include <alf/alfecompluginfactoryuid.rh>

    22 #include <alf/ialfwidgetfactory.h>

    23 #include <alf/ialffactoryplugin.h>

    24 #include <osn/osnnew.h>

    25 

    26 #include "alf/alfecompluginfactoryuid.rh"

    27 #include "alfwidgetfactoryloaderimpl.h"

    28 

    29 using namespace std;

    30 

    31 namespace Alf

    32     {

    33 

    34 static const char* const KWidgetFactory ="alfwidgetfactory";

    35 const int KPluginIuid = 0x11201113;

    36 

    37 AlfWidgetFactoryLoaderImpl::AlfWidgetFactoryLoaderImpl():

    38         mFactoryPlugin(0),

    39         mWidgetFactory(0),

    40         mDtorKey(0)

    41     {

    42 

    43     }

    44 

    45 AlfWidgetFactoryLoaderImpl::~AlfWidgetFactoryLoaderImpl()

    46     {

    47     delete mWidgetFactory;

    48     if (mFactoryPlugin)

    49         {

    50         delete mFactoryPlugin;

    51         REComSession::DestroyedImplementation(TUid::Uid(mDtorKey));

    52         }

    53 

    54     }

    55 

    56 IAlfWidgetFactory* AlfWidgetFactoryLoaderImpl::load(CAlfEnv& aEnv)

    57     {

    58     if (!mWidgetFactory)

    59         {

    60         TEComResolverParams resolverParams;

    61         resolverParams.SetDataType(TPtrC8((TUint8*)KWidgetFactory));

    62         resolverParams.SetWildcardMatch(ETrue);

    63 

    64         TAny* plugin = NULL;

    65 

    66         TUid tmpDtor;

    67 

    68         TRAPD(err,plugin = REComSession::CreateImplementationL(

    69                                TUid::Uid(KPluginIuid),tmpDtor,

    70                                resolverParams))

    71 

    72 

    73         if (!err)

    74             {

    75             mDtorKey = tmpDtor.iUid;

    76             mFactoryPlugin = reinterpret_cast<IAlfFactoryPlugin*>(plugin);

    77             IAlfInterfaceBase* tmp(0);

    78             tmp = mFactoryPlugin->createProduct(KWidgetFactory,&aEnv);

    79             mWidgetFactory = 

    80                 IAlfInterfaceBase::makeInterface<IAlfWidgetFactory>(tmp);

    81             }

    82         }

    83 

    84     return mWidgetFactory;

    85     }

    86 

    87     }

    88 

    89 

    90 // End of File

    91