/**************************************************************************** ** ** Copyright (C) 2016 The Qt Company Ltd. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the examples of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:BSD$ ** Commercial License Usage ** Licensees holding valid commercial Qt licenses may use this file in ** accordance with the commercial license agreement provided with the ** Software or, alternatively, in accordance with the terms contained in ** a written agreement between you and The Qt Company. For licensing terms ** and conditions see https://www.qt.io/terms-conditions. For further ** information use the contact form at https://www.qt.io/contact-us. ** ** BSD License Usage ** Alternatively, you may use this file under the terms of the BSD license ** as follows: ** ** "Redistribution and use in source and binary forms, with or without ** modification, are permitted provided that the following conditions are ** met: ** * Redistributions of source code must retain the above copyright ** notice, this list of conditions and the following disclaimer. ** * Redistributions in binary form must reproduce the above copyright ** notice, this list of conditions and the following disclaimer in ** the documentation and/or other materials provided with the ** distribution. ** * Neither the name of The Qt Company Ltd nor the names of its ** contributors may be used to endorse or promote products derived ** from this software without specific prior written permission. ** ** ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." ** ** $QT_END_LICENSE$ ** ****************************************************************************/ #include "slidersgroup.h" #include #include #include #include //! [0] SlidersGroup::SlidersGroup(Qt::Orientation orientation, const QString &title, QWidget *parent) : QGroupBox(title, parent) { slider = new QSlider(orientation); slider->setFocusPolicy(Qt::StrongFocus); slider->setTickPosition(QSlider::TicksBothSides); slider->setTickInterval(10); slider->setSingleStep(1); scrollBar = new QScrollBar(orientation); scrollBar->setFocusPolicy(Qt::StrongFocus); dial = new QDial; dial->setFocusPolicy(Qt::StrongFocus); connect(slider, &QSlider::valueChanged, scrollBar, &QScrollBar::setValue); connect(scrollBar, &QScrollBar::valueChanged, dial, &QDial::setValue); connect(dial, &QDial::valueChanged, slider, &QSlider::setValue); //! [0] //! [1] connect(dial, &QDial::valueChanged, this, &SlidersGroup::valueChanged); //! [1] //! [2] //! [2] //! [3] QBoxLayout::Direction direction; //! [3] //! [4] if (orientation == Qt::Horizontal) direction = QBoxLayout::TopToBottom; else direction = QBoxLayout::LeftToRight; QBoxLayout *slidersLayout = new QBoxLayout(direction); slidersLayout->addWidget(slider); slidersLayout->addWidget(scrollBar); slidersLayout->addWidget(dial); setLayout(slidersLayout); } //! [4] //! [5] void SlidersGroup::setValue(int value) //! [5] //! [6] { slider->setValue(value); } //! [6] //! [7] void SlidersGroup::setMinimum(int value) //! [7] //! [8] { slider->setMinimum(value); scrollBar->setMinimum(value); dial->setMinimum(value); } //! [8] //! [9] void SlidersGroup::setMaximum(int value) //! [9] //! [10] { slider->setMaximum(value); scrollBar->setMaximum(value); dial->setMaximum(value); } //! [10] //! [11] void SlidersGroup::invertAppearance(bool invert) //! [11] //! [12] { slider->setInvertedAppearance(invert); scrollBar->setInvertedAppearance(invert); dial->setInvertedAppearance(invert); } //! [12] //! [13] void SlidersGroup::invertKeyBindings(bool invert) //! [13] //! [14] { slider->setInvertedControls(invert); scrollBar->setInvertedControls(invert); dial->setInvertedControls(invert); } //! [14]