alfwidgetutils/src/alfwidgetfactoryloaderimpl.cpp
branchRCL_3
changeset 25 4ea6f81c838a
parent 23 514d98f21c43
child 26 0e9bb658ef58
equal deleted inserted replaced
23:514d98f21c43 25:4ea6f81c838a
     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