demos/embedded/anomaly/src/ControlStrip.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Mon, 03 May 2010 13:17:34 +0300
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Revision: 201015 Kit: 201018
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/****************************************************************************
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**
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the demos of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** No Commercial Usage
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** this package.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file.  Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights.  These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**
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**
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "ControlStrip.h"
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#include <QtCore>
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#include <QtGui>
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ControlStrip::ControlStrip(QWidget *parent)
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    : QWidget(parent)
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{
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    menuPixmap.load(":/images/edit-find.png");
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    backPixmap.load(":/images/go-previous.png");
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    forwardPixmap.load(":/images/go-next.png");
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    closePixmap.load(":/images/button-close.png");
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}
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QSize ControlStrip::sizeHint() const
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{
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    return minimumSizeHint();
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}
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QSize ControlStrip::minimumSizeHint() const
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{
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    return QSize(320, 48);
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}
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void ControlStrip::mousePressEvent(QMouseEvent *event)
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{
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    int h = height();
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    int x = event->pos().x();
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    if (x < h) {
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        emit menuClicked();
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        event->accept();
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        return;
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    }
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    if (x > width() - h) {
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        emit closeClicked();
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        event->accept();
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        return;
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    }
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    if ((x < width() - 2 * h) && (x > width() - 3 * h)) {
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        emit forwardClicked();
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        event->accept();
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        return;
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    }
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    if ((x < width() - 3 * h) && (x > width() - 5 * h)) {
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        emit backClicked();
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        event->accept();
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        return;
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    }
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}
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void ControlStrip::paintEvent(QPaintEvent *event)
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{
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    int h = height();
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    int s = (h - menuPixmap.height()) / 2;
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    QPainter p(this);
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    p.fillRect(event->rect(), QColor(32, 32, 32, 192));
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    p.setCompositionMode(QPainter::CompositionMode_SourceOver);
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    p.drawPixmap(s, s, menuPixmap);
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    p.drawPixmap(width() - h + s, s, closePixmap);
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    p.drawPixmap(width() - 3 * h + s, s, forwardPixmap);
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    p.drawPixmap(width() - 5 * h + s, s, backPixmap);
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    p.end();
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}