author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Fri, 17 Sep 2010 08:27:54 +0300 | |
changeset 92 | 6727c5d0afc7 |
parent 77 | 4b195f3bea29 |
permissions | -rw-r--r-- |
77
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/* |
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* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: |
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* |
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*/ |
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|
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#include <qservicemanager.h> |
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#include <qservicefilter.h> |
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#include <qserviceinterfacedescriptor.h> |
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#include <QGraphicsWidget> |
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#include "hshostedwidgetfactory.h" |
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QTM_USE_NAMESPACE |
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/*! |
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\class HsWidgetFactory |
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\ingroup group_hsdomainmodel |
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\brief Each widget is controlled by the home screen framework through a widget host. |
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*/ |
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struct HsHostedWidgetFactoryImpl{ |
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QServiceManager mServiceManager; |
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QServiceFilter mFilter; |
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}; |
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HsHostedWidgetFactory *HsHostedWidgetFactory::mInstance = 0; |
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HsHostedWidgetFactory *HsHostedWidgetFactory::instance() |
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{ |
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if (!mInstance) { |
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mInstance = new HsHostedWidgetFactory; |
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} |
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return mInstance; |
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} |
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HsHostedWidgetFactory *HsHostedWidgetFactory::takeInstance() |
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{ |
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HsHostedWidgetFactory *instance = mInstance; |
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mInstance = 0; |
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return instance; |
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} |
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HsHostedWidgetFactory *HsHostedWidgetFactory::setInstance |
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(HsHostedWidgetFactory *instance) |
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{ |
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HsHostedWidgetFactory *old = mInstance; |
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if (mInstance != instance) { |
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mInstance = instance; |
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} |
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return old; |
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} |
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|
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QObject *HsHostedWidgetFactory::createWidget(const QString &uri) |
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{ |
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mImpl->mFilter.setServiceName(uri); |
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QList<QServiceInterfaceDescriptor> interfaces = |
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mImpl->mServiceManager.findInterfaces(mImpl->mFilter); |
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if (interfaces.isEmpty()) { |
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return 0; |
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} |
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// In theory we support QGraphicsWidget derived widgets |
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QObject *widgetObject = mImpl->mServiceManager.loadInterface(interfaces.first()); |
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if (!qobject_cast<QGraphicsWidget *>(widgetObject)) { |
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delete widgetObject; |
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widgetObject = 0; |
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} |
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return widgetObject; |
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} |
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|
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/*! |
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Constructs a new widget host with given \a databaseId and |
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\a parent item. |
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*/ |
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HsHostedWidgetFactory::HsHostedWidgetFactory(QObject *parent) |
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: QObject(parent), |
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mImpl(new HsHostedWidgetFactoryImpl) |
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{ |
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mImpl->mFilter.setInterface("com.nokia.symbian.IHomeScreenWidget"); |
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} |
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|
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/*! |
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Destructor. |
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*/ |
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HsHostedWidgetFactory::~HsHostedWidgetFactory() |
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{ |
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delete mImpl; |
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} |
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Revision: 201031
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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