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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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#include <HbInstance>
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#include "hsdomainmodeldatastructures.h"
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#include "hsgui.h"
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#include "hspage.h"
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#include "hspagevisual.h"
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#include "hspagetoucharea.h"
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#include "hspagenewwidgetlayout.h"
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#include "hsscene.h"
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#include "hswidgethost.h"
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#include "hswidgethostvisual.h"
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#include "hswallpaper.h"
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#include "hswidgetpositioningonwidgetadd.h"
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#include "hswidgetpositioningonorientationchange.h"
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#include "hsconfiguration.h"
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/*!
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\class HsPage
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\ingroup group_hsdomainmodel
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\brief Represents a page in the framework.
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HsPage contains group of widgets. HsPage can have a wallpaper.
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*/
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/*!
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Constructor.
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\a parent Owner.
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\a aFlags Window flags.
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*/
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HsPage::HsPage(QObject* parent)
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: QObject(parent),
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mDatabaseId(-1),
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mPageVisual(new HsPageVisual),
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mWallpaper(0),
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mRemovable(true),
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mPageMargin(0.0)
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{
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//Page margin
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mPageMargin = HSCONFIGURATION_GET(pageMargin);
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connect(HsConfiguration::instance(), SIGNAL(propertyChanged(QString)), SLOT(onPageMarginChanged(QString)));
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}
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/*!
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Destructor.
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*/
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HsPage::~HsPage()
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{
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delete mWallpaper;
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}
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/*!
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Returns the database id.
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*/
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int HsPage::databaseId() const
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{
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return mDatabaseId;
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}
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/*!
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Sets the database id to \a id.
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*/
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void HsPage::setDatabaseId(int id)
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{
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mDatabaseId = id;
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}
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/*!
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Loads widgets.
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*/
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bool HsPage::load()
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{
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if (HSCONFIGURATION_GET(sceneType) == HsConfiguration::PageWallpapers) {
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mWallpaper = new HsPageWallpaper(this);
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}
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HsWidgetHost *widget = new HsWidgetHost(-1);
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mWidgets.append(widget);
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connectWidget(widget);
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widget->setPage(this);
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widget->visual()->setParentItem(this->visual());
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widget->startWidget();
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return true;
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}
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/*!
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Return wallpaper.
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*/
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HsWallpaper *HsPage::wallpaper() const
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{
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return mWallpaper;
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}
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/*!
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Add given existing \a widgetHost to a page. Returns true if successful
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*/
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bool HsPage::addExistingWidget(HsWidgetHost *widgetHost)
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{
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if (!widgetHost) {
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return false;
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}
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if (mWidgets.contains(widgetHost)) {
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return true;
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}
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if (!widgetHost->setPage(this)) {
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return false;
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}
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connectWidget(widgetHost);
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mWidgets << widgetHost;
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widgetHost->visual()->setParentItem(this->visual());
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return true;
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}
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/*!
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Remove given \a widgetHost from a page. Widget is not deleted.
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Returns true if successful
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*/
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bool HsPage::removeWidget(HsWidgetHost *widgetHost)
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{
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if (!widgetHost || !widgetHost->setPage(0)) {
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return false;
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}
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disconnectWidget(widgetHost);
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mWidgets.removeOne(widgetHost);
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widgetHost->visual()->setParentItem(0);
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return true;
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}
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/*!
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Returns list of new widgets belonging to a page. Widgets which are
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not yet layouted are considered as new widgets.
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*/
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QList<HsWidgetHost *> HsPage::newWidgets()
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{
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return mNewWidgets;
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}
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/*!
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Adds new widget into a page. Returns true if successfull.
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*/
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bool HsPage::addNewWidget(HsWidgetHost* widgetHost, const QPointF &touchPoint)
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{
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Q_UNUSED(touchPoint)
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if (!widgetHost || mWidgets.contains(widgetHost)) {
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return false;
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}
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if (mNewWidgets.contains(widgetHost)) {
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return true;
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}
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HsWidgetPresentationData presentation;
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presentation.orientation = Qt::Vertical;
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if (!widgetHost->getPresentation(presentation)) {
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presentation.orientation = Qt::Vertical;
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presentation.setPos(QPointF());
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presentation.zValue = 0;
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widgetHost->savePresentation(presentation);
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}
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widgetHost->visual()->hide();
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widgetHost->visual()->setPos(presentation.x, presentation.y);
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widgetHost->visual()->setZValue(presentation.zValue);
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connectWidget(widgetHost);
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mNewWidgets << widgetHost;
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return true;
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}
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/*!
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Layouts all the new widgets
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*/
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void HsPage::layoutNewWidgets()
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{
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if (mNewWidgets.isEmpty()) {
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return;
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}
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updateZValues(HsScene::instance()->activeWidget());
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HsWidgetHost *widget = 0;
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for (int i = 0; i < mNewWidgets.count(); ++i) {
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widget = mNewWidgets.at(i);
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//Not used in mock newWidgetLayout->addItem(widget);
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widget->setPage(this);
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widget->visual()->setParentItem(visual());
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widget->showWidget();
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widget->visual()->show();
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}
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mWidgets << mNewWidgets;
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mNewWidgets.clear();
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}
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/*!
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Clears new widgets list and resets layout.
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*/
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void HsPage::resetNewWidgets()
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{
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mNewWidgets.clear();
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}
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/*!
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Remove page and all it's contained widgets from database
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*/
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bool HsPage::deleteFromDatabase()
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{
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//Not used in mock
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return true;
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}
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/*!
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Return list of widgets belonging to a page
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*/
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QList<HsWidgetHost *> HsPage::widgets() const
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{
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return mWidgets;
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}
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/*!
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Returns true if the page can be removed. Otherwise,
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returns false.
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*/
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bool HsPage::isRemovable() const
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{
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return mRemovable;
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}
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/*!
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Sets removable flag to \a removable.
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*/
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void HsPage::setRemovable(bool removable)
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{
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mRemovable = removable;
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}
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/*!
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Return true if page is default page.
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*/
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bool HsPage::isDefaultPage() const
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{
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return mDatabaseId == HSCONFIGURATION_GET(defaultPageId);
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}
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/*!
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Return true if page is active page.
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*/
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bool HsPage::isActivePage() const
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{
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return this == HsScene::instance()->activePage();
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}
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/*!
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Create page into database and return instance of a new page.
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*/
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HsPage *HsPage::createInstance(const HsPageData &pageData)
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{
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Q_UNUSED(pageData);
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HsPage *page = new HsPage;
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return page;
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}
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/*!
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The widget is bounded in the rectangle which is smaller by PageMargin on all sides of page.
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*/
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QPointF HsPage::adjustedWidgetPosition(const QRectF &origWidgetRect)
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{
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QRectF widgetAreaRect = contentGeometry();
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qreal widgetX = qBound(widgetAreaRect.left(), origWidgetRect.x(), widgetAreaRect.right() - origWidgetRect.width());
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qreal widgetY = qBound(widgetAreaRect.top(), origWidgetRect.y(), widgetAreaRect.bottom() - origWidgetRect.height());
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return QPointF(widgetX, widgetY);
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}
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/*!
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Returns rect of rectangular where widgets are allowed to be placed in the page.
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*/
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QRectF HsPage::contentGeometry()
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{
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return contentGeometry(Qt::Vertical);
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}
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/*!
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Returns rect of rectangular where widgets are allowed to be placed in the page.
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*/
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QRectF HsPage::contentGeometry(Qt::Orientation orientation)
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{
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QRectF pageRect = QRectF(0, 0, 360.0, 640.0);
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//Take care of chrome in both orientation
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pageRect.setTop(64);
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//Shrink by page margins at each side
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return pageRect.adjusted(mPageMargin, mPageMargin, -mPageMargin, -mPageMargin);
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}
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/*!
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Returns rect of rectangular where widgets are allowed to be placed in the page.
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*/
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QRectF HsPage::contentRect()
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{
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return contentRect(Qt::Vertical);
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}
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/*!
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Returns rect of rectangular where widgets are allowed to be placed in the page.
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*/
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QRectF HsPage::contentRect(Qt::Orientation orientation)
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{
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QRectF rect = contentGeometry(orientation);
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rect.moveTopLeft(QPointF(0,0));
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return rect;
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}
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/*!
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Calls onShow() for contained widgets.
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*/
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void HsPage::showWidgets()
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{
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}
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/*!
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Calls onHide() for contained widgets.
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*/
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void HsPage::hideWidgets()
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{
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}
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/*!
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Propagate online state to widgets.
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*/
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void HsPage::setOnline(bool online)
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{
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foreach (HsWidgetHost *widget, mNewWidgets) {
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widget->setOnline(online);
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}
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foreach (HsWidgetHost *widget, mWidgets) {
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widget->setOnline(online);
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}
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}
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/*!
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Update widgets z-values and persist those. Active widget has top most
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z-value.
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*/
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void HsPage::updateZValues(HsWidgetHost *activeWidget)
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{
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Q_UNUSED(activeWidget)
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}
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/*!
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Return this page's index.
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*/
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int HsPage::pageIndex()
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{
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return HsScene::instance()->pages().indexOf(this);
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}
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/*!
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Utility to connect widget signals to page.
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*/
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void HsPage::connectWidget(HsWidgetHost *widget)
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{
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connect(widget, SIGNAL(finished()), SLOT(onWidgetFinished()));
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connect(widget, SIGNAL(faulted()), SLOT(onWidgetFaulted()));
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connect(widget, SIGNAL(resized()), SLOT(onWidgetResized()));
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connect(widget, SIGNAL(available()), SLOT(onWidgetAvailable()));
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connect(widget, SIGNAL(unavailable()), SLOT(onWidgetUnavailable()));
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}
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/*!
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Disconnect widget signals from page
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*/
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void HsPage::disconnectWidget(HsWidgetHost *widget)
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{
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widget->disconnect(this);
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}
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/*!
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Disconnect and remove widget
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*/
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void HsPage::onWidgetFinished()
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{
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HsWidgetHost *widget = qobject_cast<HsWidgetHost *>(sender());
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// It can be in new widget list if we haven't layouted it yet
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// or layouted new widget and widget list
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if (!mNewWidgets.removeOne(widget)) {
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mWidgets.removeOne(widget);
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}
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disconnectWidget(widget);
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widget->remove();
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}
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/*!
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Remove widget if it faulted
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*/
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void HsPage::onWidgetFaulted()
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{
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onWidgetFinished();
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}
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/*!
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Calculates new widget position on page when widget size changes. If page has layout then there are new widgets
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and we use layout to calculate new widget positions.
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*/
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void HsPage::onWidgetResized()
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{
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}
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/*!
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Show widget if it came available
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*/
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void HsPage::onWidgetAvailable()
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{
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}
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/*!
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Update internal bookkeeping and hide widget
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*/
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void HsPage::onWidgetUnavailable()
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{
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}
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/*!
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Run positioning algorithm for widgets which don't have position on
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target orientation. Otherwise set orientation positions for widgets.
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*/
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void HsPage::onOrientationChanged(Qt::Orientation orientation)
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{
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Q_UNUSED(orientation)
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}
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void HsPage::onPageMarginChanged(const QString &value)
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{
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Q_UNUSED(value)
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}
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HsPageVisual *HsPage::visual() const
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{
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return mPageVisual;
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}
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