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window.cpp

/****************************************************************************
**
** Copyright (C) 2004-2006 Trolltech AS. All rights reserved.
**
** This file is part of the example classes of the Qt Toolkit.
**
** This file may be used under the terms of the GNU General Public
** License version 2.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of
** this file.  Please review the following information to ensure GNU
** General Public Licensing requirements will be met:
** http://www.trolltech.com/products/qt/opensource.html
**
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://www.trolltech.com/products/qt/licensing.html or contact the
** sales department at sales@trolltech.com.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
****************************************************************************/

#include <QtGui>

#include "slidersgroup.h"
#include "window.h"

Window::Window()
{
    horizontalSliders = new SlidersGroup(Qt::Horizontal, tr("Horizontal"));
    verticalSliders = new SlidersGroup(Qt::Vertical, tr("Vertical"));

    stackedWidget = new QStackedWidget;
    stackedWidget->addWidget(horizontalSliders);
    stackedWidget->addWidget(verticalSliders);

    createControls(tr("Controls"));

    connect(horizontalSliders, SIGNAL(valueChanged(int)),
            verticalSliders, SLOT(setValue(int)));
    connect(verticalSliders, SIGNAL(valueChanged(int)),
            valueSpinBox, SLOT(setValue(int)));
    connect(valueSpinBox, SIGNAL(valueChanged(int)),
            horizontalSliders, SLOT(setValue(int)));

    QHBoxLayout *layout = new QHBoxLayout;
    layout->addWidget(controlsGroup);
    layout->addWidget(stackedWidget);
    setLayout(layout);

    minimumSpinBox->setValue(0);
    maximumSpinBox->setValue(20);
    valueSpinBox->setValue(5);

    setWindowTitle(tr("Sliders"));
}

void Window::createControls(const QString &title)
{
    controlsGroup = new QGroupBox(title);

    minimumLabel = new QLabel(tr("Minimum value:"));
    maximumLabel = new QLabel(tr("Maximum value:"));
    valueLabel = new QLabel(tr("Current value:"));

    invertedAppearance = new QCheckBox(tr("Inverted appearance"));
    invertedKeyBindings = new QCheckBox(tr("Inverted key bindings"));

    minimumSpinBox = new QSpinBox;
    minimumSpinBox->setRange(-100, 100);
    minimumSpinBox->setSingleStep(1);

    maximumSpinBox = new QSpinBox;
    maximumSpinBox->setRange(-100, 100);
    maximumSpinBox->setSingleStep(1);

    valueSpinBox = new QSpinBox;
    valueSpinBox->setRange(-100, 100);
    valueSpinBox->setSingleStep(1);

    orientationCombo = new QComboBox;
    orientationCombo->addItem(tr("Horizontal slider-like widgets"));
    orientationCombo->addItem(tr("Vertical slider-like widgets"));

    connect(orientationCombo, SIGNAL(activated(int)),
            stackedWidget, SLOT(setCurrentIndex(int)));
    connect(minimumSpinBox, SIGNAL(valueChanged(int)),
            horizontalSliders, SLOT(setMinimum(int)));
    connect(minimumSpinBox, SIGNAL(valueChanged(int)),
            verticalSliders, SLOT(setMinimum(int)));
    connect(maximumSpinBox, SIGNAL(valueChanged(int)),
            horizontalSliders, SLOT(setMaximum(int)));
    connect(maximumSpinBox, SIGNAL(valueChanged(int)),
            verticalSliders, SLOT(setMaximum(int)));
    connect(invertedAppearance, SIGNAL(toggled(bool)),
            horizontalSliders, SLOT(invertAppearance(bool)));
    connect(invertedAppearance, SIGNAL(toggled(bool)),
            verticalSliders, SLOT(invertAppearance(bool)));
    connect(invertedKeyBindings, SIGNAL(toggled(bool)),
            horizontalSliders, SLOT(invertKeyBindings(bool)));
    connect(invertedKeyBindings, SIGNAL(toggled(bool)),
            verticalSliders, SLOT(invertKeyBindings(bool)));

    QGridLayout *controlsLayout = new QGridLayout;
    controlsLayout->addWidget(minimumLabel, 0, 0);
    controlsLayout->addWidget(maximumLabel, 1, 0);
    controlsLayout->addWidget(valueLabel, 2, 0);
    controlsLayout->addWidget(minimumSpinBox, 0, 1);
    controlsLayout->addWidget(maximumSpinBox, 1, 1);
    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);
}

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