1 /*

     2 * Copyright (c) 2010 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: Example of home screen content publishing client

    15 *

    16 */

    17 

    18 #include <qservicefilter.h>

    19 #include <qserviceinterfacedescriptor.h>

    20 

    21 #include <QMetaObject>

    22 #include <QMetaMethod>

    23 

    24 #include "contentpublishclient.h"

    25 

    26 /*!

    27     \ingroup group_content_publish_client

    28     \class ContentPublishClient

    29     \brief Example implementation for home screen content publish client.

    30 

    31     ContentPublishClient is derived from QObject and implements 

    32     needed functions for the home screen content publish client. 

    33 */

    34 

    35 /*!

    36     Constructor.

    37 */

    38 ContentPublishClient::ContentPublishClient(QServiceManager &manager, QObject *parent)

    39     : QObject(parent),

    40       mManager(&manager)

    41 {

    42 }

    43 

    44 /*!

    45     Destructor

    46 */

    47 ContentPublishClient::~ContentPublishClient()

    48 {

    49 }

    50 

    51 /*!

    52     Loads service interface

    53 */

    54 bool ContentPublishClient::load()

    55 {    

    56     QServiceFilter filter("com.nokia.symbian.IHomeScreenClient");

    57     filter.setServiceName("hshomescreenclientplugin");

    58     QList<QServiceInterfaceDescriptor> interfaces = mManager->findInterfaces(filter);

    59 

    60     if(interfaces.isEmpty()) {

    61         QServiceManager::Error error = mManager->error();

    62         return false;

    63     }

    64     qDebug() << interfaces.first().interfaceName()

    65              << interfaces.first().serviceName()

    66              <<  interfaces.first().isValid();

    67 

    68     mService = mManager->loadInterface(interfaces.first());

    69         

    70     return (mService);

    71 }

    72 

    73 /*!

    74     Adds widget utilizing service interface and invoke call

    75 */

    76 void ContentPublishClient::addWidget()

    77 {   

    78     QByteArray signature = QMetaObject::normalizedSignature("addWidget(QString,QVariantHash)");

    79     int methodIndex = mService->metaObject()->indexOfMethod(signature);   

    80     QMetaMethod method = mService->metaObject()->method(methodIndex);

    81     bool retVal(false);

    82 

    83     QString widget = "hsclockwidgetplugin";

    84     

    85     bool ret = method.invoke( mService,

    86                               Qt::DirectConnection,

    87                               Q_RETURN_ARG(bool, retVal),

    88                               Q_ARG(QString,widget),

    89                               Q_ARG(QVariantHash,QVariantHash()));

    90                     

    91     if(!ret){

    92         qDebug()<< "method invoke failed!";

    93     }

    94     if(!retVal){

    95         qDebug() << "addWidget() failed!!";

    96     }

    97 }