1 /*

     2  * Copyright (c) 2009 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: Plugin Loader class

    15  *

    16  */

    17 

    18 // System Includes

    19 

    20 #include <QDir>

    21 #include "debugtraces.h"

    22 

    23 #include <QLibraryInfo>

    24 #include <QPluginLoader>

    25 #include "unidatamodelloader.h"

    26 #include "unidatamodelplugininterface.h"

    27 

    28 // LOCAL CONSTANTS

    29 const QString MMS_PLUGIN("unimmsdataplugin.qtplugin");

    30 const QString SMS_PLUGIN("unismsdataplugin.qtplugin");

    31 const QString BIO_PLUGIN("unibiomessagedataplugin.qtplugin");

    32 

    33 

    34 //---------------------------------------------------------------

    35 //UniDataModelLoader::UniDataModelLoader()

    36 //@see header

    37 //---------------------------------------------------------------

    38 UniDataModelLoader::UniDataModelLoader()	

    39 {

    40 }

    41 

    42 //---------------------------------------------------------------

    43 //UniDataModelLoader::~UniDataModelLoader()

    44 //@see header

    45 //---------------------------------------------------------------

    46 UniDataModelLoader::~UniDataModelLoader()

    47 {

    48     // unload all qt-plugins

    49     int count = mPluginLoaderList.count();

    50     for (int i = 0; i < count; i++)

    51     {

    52         mPluginLoaderList.at(i)->unload();

    53     }

    54     mPluginLoaderList.clear();

    55 }

    56 

    57 //---------------------------------------------------------------

    58 //UniDataModelLoader::getDataModelPlugin()

    59 //@see header

    60 //---------------------------------------------------------------

    61 UniDataModelPluginInterface* UniDataModelLoader::getDataModelPlugin(

    62                                                                     ConvergedMessage::MessageType messageType)

    63 {

    64    #ifdef _DEBUG

    65     QDir dir(QLibraryInfo::location(QLibraryInfo::PluginsPath));

    66     dir.cd("messaging\\datamodel");

    67 #else

    68     // plugins directory setting for HARDWARE IMAGE

    69     QDir dir("Z:\\resource\\qt\\plugins\\messaging\\datamodel");

    70 #endif

    71 

    72     QString pluginPath = dir.absolutePath();

    73 #ifdef _DEBUG_TRACES_

    74     qDebug() << "Enter LoadPlugin path = " << pluginPath;

    75 #endif

    76 

    77     // get the list of all plugins...

    78     QFileInfoList entries = dir.entryInfoList(QDir::Files | QDir::Readable);

    79     QString filePath = QString();

    80     foreach (QFileInfo entry, entries)

    81         {

    82             if (messageType == ConvergedMessage::Sms && entry.fileName()

    83                     == SMS_PLUGIN)

    84             {

    85                 filePath = entry.absoluteFilePath();

    86                 break;

    87             }

    88             else if (messageType == ConvergedMessage::Mms && entry.fileName()

    89                     == MMS_PLUGIN)

    90             {

    91                 filePath = entry.absoluteFilePath();

    92                 break;

    93             }

    94             else if (messageType == ConvergedMessage::BioMsg && entry.fileName()

    95                     == BIO_PLUGIN)

    96             {

    97                 filePath = entry.absoluteFilePath();

    98                 break;

    99             }

   100         }

   101 

   102     if (!filePath.isEmpty())

   103     {

   104         QPluginLoader* loader = new QPluginLoader(filePath);

   105         UniDataModelPluginInterface* dataModelPluginInterface = qobject_cast<

   106                 UniDataModelPluginInterface*> (loader->instance());

   107         if (dataModelPluginInterface)

   108         {

   109             mPluginLoaderList << loader;

   110             return dataModelPluginInterface;

   111         }

   112     }

   113     return NULL;

   114 }