diff options
Diffstat (limited to 'examples/widgets/widgets/sliders/window.cpp')
| -rw-r--r-- | examples/widgets/widgets/sliders/window.cpp | 134 |
1 files changed, 40 insertions, 94 deletions
diff --git a/examples/widgets/widgets/sliders/window.cpp b/examples/widgets/widgets/sliders/window.cpp index 916f206379..c62c3b83f5 100644 --- a/examples/widgets/widgets/sliders/window.cpp +++ b/examples/widgets/widgets/sliders/window.cpp @@ -1,59 +1,10 @@ -/**************************************************************************** -** -** 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." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ +// Copyright (C) 2016 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause #include "slidersgroup.h" #include "window.h" - #include <QCheckBox> #include <QComboBox> -#include <QHBoxLayout> #include <QLabel> #include <QSpinBox> #include <QStackedWidget> @@ -62,28 +13,15 @@ Window::Window(QWidget *parent) : QWidget(parent) { - horizontalSliders = new SlidersGroup(Qt::Horizontal, tr("Horizontal")); - verticalSliders = new SlidersGroup(Qt::Vertical, tr("Vertical")); - - stackedWidget = new QStackedWidget; - stackedWidget->addWidget(horizontalSliders); - stackedWidget->addWidget(verticalSliders); + slidersGroup = new SlidersGroup(tr("Sliders")); createControls(tr("Controls")); //! [0] //! [1] - connect(horizontalSliders, &SlidersGroup::valueChanged, -//! [1] //! [2] - verticalSliders, &SlidersGroup::setValue); - connect(verticalSliders, &SlidersGroup::valueChanged, - valueSpinBox, &QSpinBox::setValue); - connect(valueSpinBox, &QSpinBox::valueChanged, - horizontalSliders, &SlidersGroup::setValue); - - QHBoxLayout *layout = new QHBoxLayout; + layout = new QBoxLayout(QBoxLayout::LeftToRight); layout->addWidget(controlsGroup); - layout->addWidget(stackedWidget); + layout->addWidget(slidersGroup); setLayout(layout); minimumSpinBox->setValue(0); @@ -92,11 +30,11 @@ Window::Window(QWidget *parent) setWindowTitle(tr("Sliders")); } -//! [2] +//! [1] -//! [3] +//! [2] void Window::createControls(const QString &title) -//! [3] //! [4] +//! [2] //! [3] { controlsGroup = new QGroupBox(title); @@ -107,9 +45,9 @@ void Window::createControls(const QString &title) invertedAppearance = new QCheckBox(tr("Inverted appearance")); invertedKeyBindings = new QCheckBox(tr("Inverted key bindings")); -//! [4] //! [5] +//! [3] //! [4] minimumSpinBox = new QSpinBox; -//! [5] //! [6] +//! [4] //! [5] minimumSpinBox->setRange(-100, 100); minimumSpinBox->setSingleStep(1); @@ -121,30 +59,19 @@ void Window::createControls(const QString &title) valueSpinBox->setRange(-100, 100); valueSpinBox->setSingleStep(1); - orientationCombo = new QComboBox; - orientationCombo->addItem(tr("Horizontal slider-like widgets")); - orientationCombo->addItem(tr("Vertical slider-like widgets")); - -//! [6] //! [7] - connect(orientationCombo, &QComboBox::activated, -//! [7] //! [8] - stackedWidget, &QStackedWidget::setCurrentIndex); - connect(minimumSpinBox, &QSpinBox::valueChanged, - horizontalSliders, &SlidersGroup::setMinimum); +//! [5] //! [6] + connect(slidersGroup, &SlidersGroup::valueChanged, + valueSpinBox, &QSpinBox::setValue); + connect(valueSpinBox, &QSpinBox::valueChanged, + slidersGroup, &SlidersGroup::setValue); connect(minimumSpinBox, &QSpinBox::valueChanged, - verticalSliders, &SlidersGroup::setMinimum); - connect(maximumSpinBox, &QSpinBox::valueChanged, - horizontalSliders, &SlidersGroup::setMaximum); + slidersGroup, &SlidersGroup::setMinimum); connect(maximumSpinBox, &QSpinBox::valueChanged, - verticalSliders, &SlidersGroup::setMaximum); - connect(invertedAppearance, &QCheckBox::toggled, - horizontalSliders, &SlidersGroup::invertAppearance); + slidersGroup, &SlidersGroup::setMaximum); connect(invertedAppearance, &QCheckBox::toggled, - verticalSliders, &SlidersGroup::invertAppearance); + slidersGroup, &SlidersGroup::invertAppearance); connect(invertedKeyBindings, &QCheckBox::toggled, - horizontalSliders, &SlidersGroup::invertKeyBindings); - connect(invertedKeyBindings, &QCheckBox::toggled, - verticalSliders, &SlidersGroup::invertKeyBindings); + slidersGroup, &SlidersGroup::invertKeyBindings); QGridLayout *controlsLayout = new QGridLayout; controlsLayout->addWidget(minimumLabel, 0, 0); @@ -155,7 +82,26 @@ void Window::createControls(const QString &title) controlsLayout->addWidget(valueSpinBox, 2, 1); controlsLayout->addWidget(invertedAppearance, 0, 2); controlsLayout->addWidget(invertedKeyBindings, 1, 2); - controlsLayout->addWidget(orientationCombo, 3, 0, 1, 3); controlsGroup->setLayout(controlsLayout); + +} +//! [6] + + +//! [7] +void Window::resizeEvent(QResizeEvent *) +{ + if (width() == 0 || height() == 0) + return; + + const double aspectRatio = double(width()) / double(height()); + + if (aspectRatio < 1.0) { + layout->setDirection(QBoxLayout::TopToBottom); + slidersGroup->setOrientation(Qt::Horizontal); + } else if (aspectRatio > 1.0) { + layout->setDirection(QBoxLayout::LeftToRight); + slidersGroup->setOrientation(Qt::Vertical); + } } -//! [8] +//! [7] |