camerauis/cameraxui/cxui/src/cxuizoomslider.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Fri, 11 Jun 2010 13:26:48 +0300
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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 <QGraphicsSceneMouseEvent>
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#include "cxuizoomslider.h"
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/*!
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    \class CxuiZoomSlider
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    \brief CxuiZoomSlider is a camera specific slider that is derived from HbSlider
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    CxuiZoomslider has been created so that we are able to control and filter user
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    mouse press events. All mouse press events that happen in slider rect are
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    accepted in this class so that they won't be given any other components.
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    This has to be done to prevent the slider to dismiss when accidentally 
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    missing e.g.slider thumb touch area (camera view underneath will get the 
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    event and hide the slider). 
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*/
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CxuiZoomSlider::CxuiZoomSlider(QGraphicsItem *parentItem)
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: HbSlider(parentItem)
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{
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}
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CxuiZoomSlider::~CxuiZoomSlider()
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{
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}
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/*
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* CxuiZoomSlider::mousePressEvent()
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*/
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void CxuiZoomSlider::mousePressEvent(QGraphicsSceneMouseEvent *event)
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{
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    HbSlider::mousePressEvent(event);
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    // accept event so that it will not be given to the components
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    // underneath this slider
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    event->accept();
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}
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/*!
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* Adding zoom buttons to the slider
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*/
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void CxuiZoomSlider::addZoomButtons()
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{
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    // get current slider elements
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    QList<QVariant> elements = sliderElements();
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    // add increase and decrease elements to the slider
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    elements << HbSlider::IncreaseElement << HbSlider::DecreaseElement;
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    setSliderElements(elements);
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    // set icons for the increase and decrease element
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    setElementIcon(HbSlider::DecreaseElement , HbIcon("qtg_mono_minus"));
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    setElementIcon(HbSlider::IncreaseElement , HbIcon("qtg_mono_plus"));
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}
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//End of file