homescreenapp/stateplugins/hshomescreenstateplugin/src/hsidlewidget.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Fri, 16 Apr 2010 14:54:01 +0300
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permissions -rw-r--r--
Revision: 201011 Kit: 201015
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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 <QApplication>
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#include <QGraphicsSceneMouseEvent>
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#include <QGraphicsLinearLayout>
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#include <QDir>
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#include <HbMainWindow>
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#include <HbVkbHost>
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#include "hsidlewidget.h"
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#include "hsscene.h"
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#include "hspage.h"
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#include "hswidgethost.h"
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#include "hswallpaper.h"
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#include "hstrashbinwidget.h"
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#include "hspageindicator.h"
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#include "hsdocumentloader.h"
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#include "hshomescreenstatecommon.h"
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namespace
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{
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    const char gControlLayerDocmlName[] = "controllayer.docml";
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    const char gControlLayerName[]      = "controlLayer";
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    const char gTrashBinName[]          = "trashBin";
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    const char gPageIndicatorName[]     = "pageIndicator";
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}
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/*!
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    \class HsIdleWidget
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    \ingroup group_hshomescreenstateplugin
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    \brief View part of the home screen idle state.
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    Maintains the idle view ui layers and takes care of 
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    receiving user input and communicating it to the idle 
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    state for further processing.
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*/
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/*!
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    Constructs a new idle widget with the given \a parent.
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*/
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HsIdleWidget::HsIdleWidget(QGraphicsItem *parent)
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  : HbWidget(parent),
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    mControlLayer(0), mPageLayer(0), mSceneLayer(0),
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    mDelayedPressEvent(0),
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    mTrashBin(0), mPageIndicator(0)
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{
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    setFlag(ItemHasNoContents);
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    loadControlLayer();
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    QGraphicsLinearLayout *linearLayout = 0;
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    linearLayout = new QGraphicsLinearLayout(Qt::Horizontal);
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    linearLayout->setContentsMargins(0, 0, 0, 0);
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    linearLayout->setSpacing(0);
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    mPageLayer = new HbWidget(this);
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    mPageLayer->setLayout(linearLayout);
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    mPageLayer->setZValue(1);
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    linearLayout = new QGraphicsLinearLayout(Qt::Horizontal);
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    linearLayout->setContentsMargins(0, 0, 0, 0);
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    linearLayout->setSpacing(0);
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    mSceneLayer = new HbWidget(this);
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    mSceneLayer->setLayout(linearLayout);
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    mSceneLayer->setZValue(0);
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}
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/*!
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    Destroys this idle widget.
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*/
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HsIdleWidget::~HsIdleWidget()
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{
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    clearDelayedPress();
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    QList<HsPage *> pages = HsScene::instance()->pages();
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    foreach (HsPage *page, pages) {
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        page->setParentItem(0);
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        if (page->scene()) {
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            page->scene()->removeItem(page);
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        }
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    }
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    HsWallpaper *wallpaper = HsScene::instance()->wallpaper();
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    wallpaper->setParentItem(0);
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    if (wallpaper->scene()) {
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        wallpaper->scene()->removeItem(wallpaper);
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    }
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}
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/*!
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    Layouts the ui layers according to the given \a rect.
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*/
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void HsIdleWidget::setGeometry(const QRectF &rect)
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{
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    int n = HsScene::instance()->pages().count();
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    mControlLayer->resize(rect.size());
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    mPageLayer->resize(n * rect.width(), rect.height());
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    mSceneLayer->resize(2 * rect.width() + HSBOUNDARYEFFECT, rect.height());
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    HbWidget::setGeometry(rect);
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}
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/*!
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    Stores the given mouse press \a event.
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*/
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void HsIdleWidget::captureDelayedPress(QGraphicsSceneMouseEvent *event)
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{
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    if (event) {
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        mDelayedPressEvent = new QMouseEvent(QEvent::MouseButtonPress,
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            event->scenePos().toPoint(), Qt::LeftButton, Qt::LeftButton, Qt::NoModifier);
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        mDelayedPressEvent->setAccepted(false);
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    }
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}
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/*!
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    Sends the stored mouse press event.
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*/
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void HsIdleWidget::sendDelayedPress()
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{
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    if (mDelayedPressEvent) {
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        QApplication::sendEvent(HsScene::mainWindow()->viewport(), mDelayedPressEvent);
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        clearDelayedPress();     
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    }
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}
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/*!
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    Deletes the stored mouse press event.
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*/
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void HsIdleWidget::clearDelayedPress()
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{    
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    if (mDelayedPressEvent) {
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        delete mDelayedPressEvent;
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        mDelayedPressEvent = 0;
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    }
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}
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/*!
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    Sets the active page \a index to the page 
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    indicator.
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*/
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void HsIdleWidget::setActivePage(int index)
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{
36
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    mPageIndicator->setActiveItemIndex(index);
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}
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/*!
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    Inserts the given \a page at index position
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    \a index in the page layer.
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*/
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void HsIdleWidget::insertPage(int index, HsPage *page)
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{
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    QGraphicsLinearLayout *layout = 
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        static_cast<QGraphicsLinearLayout *>(mPageLayer->layout());
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    layout->insertItem(index, page);
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    mPageLayer->resize(
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        layout->count() * size().width(), size().height());
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}
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/*!
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    Removes the page at index position
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    \a index in the page layer.
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*/
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void HsIdleWidget::removePage(int index)
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{
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    QGraphicsLinearLayout *layout = 
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        static_cast<QGraphicsLinearLayout *>(mPageLayer->layout());
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    layout->removeAt(index);
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    mPageLayer->resize(
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        layout->count() * size().width(), size().height());
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}
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/*!
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    \fn HsIdleWidget::controlLayer() const
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    Returns the control layer.
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*/
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/*!
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    \fn HsIdleWidget::pageLayer() const
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    Returns the page layer.
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*/
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/*!
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    \fn HsIdleWidget::sceneLayer() const
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    Returns the scene layer.
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*/
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/*!
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    \fn HsIdleWidget::trashBin() const
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    Returns the trashbin widget.
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*/
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/*!
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    \fn HsIdleWidget::pageIndicator() const
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    Returns the page indicator widget.
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*/
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/*!
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    \fn HsIdleWidget::mousePressed(QGraphicsItem *, QGraphicsSceneMouseEvent *, bool &)
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    The idle state connects to this signal for handling mouse
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    press events. It filters events for the item \a watched. 
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    \a event is the filtered event. Sets the \a filtered true 
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    if the event was filtered by this handler.
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*/
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/*!
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    \fn HsIdleWidget::mouseMoved(QGraphicsItem *, QGraphicsSceneMouseEvent *, bool &)
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    The idle state connects to this signal for handling mouse
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    move events. It filters events for the item \a watched. 
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    \a event is the filtered event. Sets the \a filtered true 
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    if the event was filtered by this handler.
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*/
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parents:
diff changeset
   234
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   235
/*!
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diff changeset
   236
    \fn HsIdleWidget::mouseReleased(QGraphicsItem *, QGraphicsSceneMouseEvent *, bool &)
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   237
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   238
    The idle state connects to this signal for handling mouse
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parents:
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   239
    release events. It filters events for the item \a watched. 
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    \a event is the filtered event. Sets the \a filtered true 
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    if the event was filtered by this handler.
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*/
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parents:
diff changeset
   243
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   244
/*!
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   245
    Sets the trashbin visible and hides the page indicator.
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parents:
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   246
*/
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parents:
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   247
void HsIdleWidget::showTrashBin()
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{
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   249
    mPageIndicator->hide();
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    mTrashBin->show();
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}
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parents:
diff changeset
   252
 
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parents:
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   253
/*!
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   254
    Sets the page indicator visible and hides the trashbin.
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parents:
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   255
*/
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parents:
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   256
void HsIdleWidget::showPageIndicator()
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   257
{
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   258
    mTrashBin->hide();
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parents:
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   259
    mTrashBin->deactivate();
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   260
    mPageIndicator->setVisible(1 < mPageIndicator->itemCount());
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   261
}
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parents:
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   262
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   263
/*!
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   264
    Filters the main window's graphics scene (\a object) \a event.
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   265
*/
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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   266
bool HsIdleWidget::eventFilter(QObject *object, QEvent *event)
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   267
{
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   268
    Q_UNUSED(object)
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   269
36
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parents: 35
diff changeset
   270
    if (HbVkbHost::activeVkbHost()) {
35
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   271
        setFiltersChildEvents(false);
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        return false;
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   273
    }
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parents:
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   274
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    bool filtered = false;
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   276
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    switch (event->type()) {
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   278
    case QEvent::GraphicsSceneMousePress:
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   279
        if (mDelayedPressEvent &&
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   280
            scene()->mouseGrabberItem()) {
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   281
            scene()->mouseGrabberItem()->ungrabMouse();
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   282
        }
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   283
        setFiltersChildEvents(!mDelayedPressEvent);
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   284
        break;
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   285
    case QEvent::GraphicsSceneMouseMove:
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   286
        emit mouseMoved(0, static_cast<QGraphicsSceneMouseEvent *>(event), filtered);
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   287
        break;
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parents:
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   288
    case QEvent::GraphicsSceneMouseRelease:
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parents:
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   289
        setItemsFocusable();
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   290
        emit mouseReleased(0, static_cast<QGraphicsSceneMouseEvent *>(event), filtered);
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parents:
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   291
        if (filtered && scene()->mouseGrabberItem()) {
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parents:
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   292
            scene()->mouseGrabberItem()->ungrabMouse();
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parents:
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   293
        }        
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parents:
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   294
        break;
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parents:
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   295
    default:
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parents:
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   296
        break;
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parents:
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   297
    }
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parents:
diff changeset
   298
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   299
    return filtered;
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   300
}
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parents:
diff changeset
   301
f9ce957a272c Revision: 201007
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parents:
diff changeset
   302
/*!
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parents:
diff changeset
   303
    Filters events for the item \a watched. \a event is the filtered event.
f9ce957a272c Revision: 201007
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parents:
diff changeset
   304
*/
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parents:
diff changeset
   305
bool HsIdleWidget::sceneEventFilter(QGraphicsItem *watched, QEvent *event)
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parents:
diff changeset
   306
{
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   307
    bool filtered = false;
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parents:
diff changeset
   308
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parents:
diff changeset
   309
    switch (event->type()) {
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   310
    case QEvent::GraphicsSceneMousePress:
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parents:
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   311
        emit mousePressed(watched, static_cast<QGraphicsSceneMouseEvent *>(event), filtered);
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parents:
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   312
        if (filtered) {
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parents:
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   313
            setItemsUnfocusable(static_cast<QGraphicsSceneMouseEvent *>(event));
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parents:
diff changeset
   314
        }
f9ce957a272c Revision: 201007
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parents:
diff changeset
   315
        break;    
f9ce957a272c Revision: 201007
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parents:
diff changeset
   316
    default:
f9ce957a272c Revision: 201007
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parents:
diff changeset
   317
        break;
f9ce957a272c Revision: 201007
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parents:
diff changeset
   318
    }
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parents:
diff changeset
   319
f9ce957a272c Revision: 201007
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parents:
diff changeset
   320
    return filtered;
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parents:
diff changeset
   321
}
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parents:
diff changeset
   322
f9ce957a272c Revision: 201007
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parents:
diff changeset
   323
/*!
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   324
    Reimplements QGraphicsWidget::polishEvent().
f9ce957a272c Revision: 201007
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parents:
diff changeset
   325
*/
f9ce957a272c Revision: 201007
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parents:
diff changeset
   326
void HsIdleWidget::polishEvent()
f9ce957a272c Revision: 201007
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parents:
diff changeset
   327
{
f9ce957a272c Revision: 201007
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parents:
diff changeset
   328
    HsScene *scene = HsScene::instance();
f9ce957a272c Revision: 201007
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parents:
diff changeset
   329
    Q_ASSERT(scene);
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parents:
diff changeset
   330
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   331
    QGraphicsLinearLayout *layout = 
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   332
        static_cast<QGraphicsLinearLayout *>(mPageLayer->layout());
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   333
    QList<HsPage *> pages = scene->pages();
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   334
    foreach (HsPage *page, pages) {
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   335
        layout->addItem(page);
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   336
    }
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   337
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   338
    layout = static_cast<QGraphicsLinearLayout *>(mSceneLayer->layout());
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   339
    HsWallpaper *wallpaper = HsScene::instance()->wallpaper();
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   340
    layout->addItem(wallpaper);
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   341
           
36
cdae8c6c3876 Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 35
diff changeset
   342
    mPageIndicator->initialize(pages.count(), scene->activePageIndex());    
35
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   343
    showPageIndicator();
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   344
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   345
    HsScene::mainWindow()->scene()->installEventFilter(this);
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   346
}
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   347
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   348
/*!
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   349
    Loads the control layer declared in a docml file.
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   350
*/
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   351
void HsIdleWidget::loadControlLayer()
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   352
{
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   353
    HsDocumentLoader loader;
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   354
    bool loaded = false;
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   355
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   356
#ifndef Q_OS_SYMBIAN
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   357
    QString path = QDir::currentPath();
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   358
#else
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   359
    QString path = "c:";
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   360
#endif
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   361
36
cdae8c6c3876 Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 35
diff changeset
   362
    QString file = path + "/hsresources/" + gControlLayerDocmlName;
cdae8c6c3876 Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 35
diff changeset
   363
    QString fallbackPath = QString(":/") + gControlLayerDocmlName;
35
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   364
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   365
    if (QFile::exists(file)) {
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   366
        loader.load(file, &loaded);
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   367
        if (!loaded) {
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   368
            loader.load(fallbackPath, &loaded);
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   369
        }
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   370
    } else {
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   371
        loader.load(fallbackPath, &loaded);       
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   372
    }
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   373
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   374
    if (loaded) {
36
cdae8c6c3876 Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 35
diff changeset
   375
        mControlLayer = qobject_cast<HbWidget *>(loader.findWidget(gControlLayerName));
35
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   376
        mControlLayer->setZValue(2);
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   377
        mControlLayer->setParentItem(this);
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   378
36
cdae8c6c3876 Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 35
diff changeset
   379
        mTrashBin = qobject_cast<HsTrashBinWidget *>(loader.findWidget(gTrashBinName));
35
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   380
        mTrashBin->setZValue(1e6);
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   381
36
cdae8c6c3876 Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 35
diff changeset
   382
        mPageIndicator = qobject_cast<HsPageIndicator *>(loader.findWidget(gPageIndicatorName));
35
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   383
        mPageIndicator->setZValue(1e6);
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   384
    } else {
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   385
        // TODO: Handle error.
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   386
    }
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   387
}
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   388
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   389
/*!
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   390
    Sets the items under the given mouse \a event scene position 
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   391
    unfocusable and stores the items.
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   392
*/
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   393
void HsIdleWidget::setItemsUnfocusable(QGraphicsSceneMouseEvent *event)
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   394
{
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   395
    mFocusableItems.clear();
36
cdae8c6c3876 Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 35
diff changeset
   396
cdae8c6c3876 Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 35
diff changeset
   397
    if (!scene()) {
cdae8c6c3876 Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 35
diff changeset
   398
        return;
cdae8c6c3876 Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 35
diff changeset
   399
    }
cdae8c6c3876 Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 35
diff changeset
   400
cdae8c6c3876 Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 35
diff changeset
   401
    QList<QGraphicsItem *> items = scene()->items(event->scenePos());
cdae8c6c3876 Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 35
diff changeset
   402
    if (items.isEmpty()) {
cdae8c6c3876 Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 35
diff changeset
   403
        return;
cdae8c6c3876 Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 35
diff changeset
   404
    }
cdae8c6c3876 Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 35
diff changeset
   405
35
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   406
    int i = 0;
36
cdae8c6c3876 Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 35
diff changeset
   407
    for (; i < items.count(); ++i) {
cdae8c6c3876 Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 35
diff changeset
   408
        if (mPageLayer->isAncestorOf(items[i])) {
cdae8c6c3876 Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 35
diff changeset
   409
            ++i;
cdae8c6c3876 Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 35
diff changeset
   410
            break;
cdae8c6c3876 Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 35
diff changeset
   411
        }
cdae8c6c3876 Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 35
diff changeset
   412
    }
cdae8c6c3876 Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 35
diff changeset
   413
 
35
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   414
    HsPage *page = HsScene::instance()->activePage();
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   415
    QList<HsWidgetHost *> widgets = page->widgets();
36
cdae8c6c3876 Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 35
diff changeset
   416
    
35
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   417
    for (; i < items.count(); ++i) {
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   418
        QGraphicsItem *item = items.at(i);
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   419
        if (page->isAncestorOf(item)) {
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   420
            foreach (HsWidgetHost *widget, widgets) {
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   421
                if ((item == widget || widget->isAncestorOf(item))&& item->isEnabled() && (item->flags() & QGraphicsItem::ItemIsFocusable)) {
36
cdae8c6c3876 Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 35
diff changeset
   422
                    if (!item->isWidget() || static_cast<QGraphicsWidget *>(item)->focusPolicy() & Qt::ClickFocus) {
35
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   423
                        item->setFlag(QGraphicsItem::ItemIsFocusable, false);
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   424
                        mFocusableItems.append(item);
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   425
                    }
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   426
                }
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   427
            }
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   428
        }
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   429
    }
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   430
}
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   431
 
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   432
/*!
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   433
    Sets the stored items focusable.
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   434
*/
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   435
void HsIdleWidget::setItemsFocusable()
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   436
{
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   437
    foreach (QGraphicsItem *item, mFocusableItems) {
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   438
        item->setFlag(QGraphicsItem::ItemIsFocusable);
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   439
    }
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   440
    mFocusableItems.clear();
f9ce957a272c Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   441
}