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     2 **

     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

     4 ** All rights reserved.

     5 ** Contact: Nokia Corporation (qt-info@nokia.com)

     6 **

     7 ** This file is part of the demos of the Qt Toolkit.

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     9 ** $QT_BEGIN_LICENSE:LGPL$

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    13 ** contained in the Technology Preview License Agreement accompanying

    14 ** this package.

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    16 ** GNU Lesser General Public License Usage

    17 ** Alternatively, this file may be used under the terms of the GNU Lesser

    18 ** General Public License version 2.1 as published by the Free Software

    19 ** Foundation and appearing in the file LICENSE.LGPL included in the

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    24 ** In addition, as a special exception, Nokia gives you certain additional

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    38 ** $QT_END_LICENSE$

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    40 ****************************************************************************/

    41 

    42 #include "ControlStrip.h"

    43 

    44 #include <QtCore>

    45 #include <QtGui>

    46 

    47 ControlStrip::ControlStrip(QWidget *parent)

    48     : QWidget(parent)

    49 {

    50     menuPixmap.load(":/images/edit-find.png");

    51     backPixmap.load(":/images/go-previous.png");

    52     forwardPixmap.load(":/images/go-next.png");

    53 }

    54 

    55 QSize ControlStrip::sizeHint() const

    56 {

    57     return minimumSizeHint();

    58 }

    59 

    60 QSize ControlStrip::minimumSizeHint() const

    61 {

    62     return QSize(320, 48);

    63 }

    64 

    65 void ControlStrip::mousePressEvent(QMouseEvent *event)

    66 {

    67     int h = height();

    68     int x = event->pos().x();

    69 

    70     if (x < h) {

    71         emit menuClicked();

    72         event->accept();

    73         return;

    74     }

    75 

    76     if (x > width() - h) {

    77         emit forwardClicked();

    78         event->accept();

    79         return;

    80     }

    81 

    82     if ((x < width() - 2 * h) && (x > width() - 3 * h)) {

    83         emit backClicked();

    84         event->accept();

    85         return;

    86     }

    87 }

    88 

    89 void ControlStrip::paintEvent(QPaintEvent *event)

    90 {

    91     int h = height();

    92     int s = (h - menuPixmap.height()) / 2;

    93 

    94     QPainter p(this);

    95     p.fillRect(event->rect(), QColor(32, 32, 32, 192));

    96     p.setCompositionMode(QPainter::CompositionMode_SourceOver);

    97     p.drawPixmap(s, s, menuPixmap);

    98     p.drawPixmap(width() - 3 * h + s, s, backPixmap);

    99     p.drawPixmap(width() - h + s, s, forwardPixmap);

   100     p.end();

   101 }