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

    41 

    42 #include <QtGui>

    43 

    44 #include "slidersgroup.h"

    45 #include "window.h"

    46 

    47 //! [0]

    48 Window::Window()

    49 {

    50     horizontalSliders = new SlidersGroup(Qt::Horizontal, tr("Horizontal"));

    51     verticalSliders = new SlidersGroup(Qt::Vertical, tr("Vertical"));

    52 

    53     stackedWidget = new QStackedWidget;

    54     stackedWidget->addWidget(horizontalSliders);

    55     stackedWidget->addWidget(verticalSliders);

    56 

    57     createControls(tr("Controls"));

    58 //! [0]

    59 

    60 //! [1]

    61     connect(horizontalSliders, SIGNAL(valueChanged(int)),

    62 //! [1] //! [2]

    63             verticalSliders, SLOT(setValue(int)));

    64     connect(verticalSliders, SIGNAL(valueChanged(int)),

    65             valueSpinBox, SLOT(setValue(int)));

    66     connect(valueSpinBox, SIGNAL(valueChanged(int)),

    67             horizontalSliders, SLOT(setValue(int)));

    68 

    69     QHBoxLayout *layout = new QHBoxLayout;

    70     layout->addWidget(controlsGroup);

    71     layout->addWidget(stackedWidget);

    72     setLayout(layout);

    73 

    74     minimumSpinBox->setValue(0);

    75     maximumSpinBox->setValue(20);

    76     valueSpinBox->setValue(5);

    77 

    78     setWindowTitle(tr("Sliders"));

    79 }

    80 //! [2]

    81 

    82 //! [3]

    83 void Window::createControls(const QString &title)

    84 //! [3] //! [4]

    85 {

    86     controlsGroup = new QGroupBox(title);

    87 

    88     minimumLabel = new QLabel(tr("Minimum value:"));

    89     maximumLabel = new QLabel(tr("Maximum value:"));

    90     valueLabel = new QLabel(tr("Current value:"));

    91 

    92     invertedAppearance = new QCheckBox(tr("Inverted appearance"));

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

    94 

    95 //! [4] //! [5]

    96     minimumSpinBox = new QSpinBox;

    97 //! [5] //! [6]

    98     minimumSpinBox->setRange(-100, 100);

    99     minimumSpinBox->setSingleStep(1);

   100 

   101     maximumSpinBox = new QSpinBox;

   102     maximumSpinBox->setRange(-100, 100);

   103     maximumSpinBox->setSingleStep(1);

   104 

   105     valueSpinBox = new QSpinBox;

   106     valueSpinBox->setRange(-100, 100);

   107     valueSpinBox->setSingleStep(1);

   108 

   109     orientationCombo = new QComboBox;

   110     orientationCombo->addItem(tr("Horizontal slider-like widgets"));

   111     orientationCombo->addItem(tr("Vertical slider-like widgets"));

   112 

   113 //! [6] //! [7]

   114     connect(orientationCombo, SIGNAL(activated(int)),

   115 //! [7] //! [8]

   116             stackedWidget, SLOT(setCurrentIndex(int)));

   117     connect(minimumSpinBox, SIGNAL(valueChanged(int)),

   118             horizontalSliders, SLOT(setMinimum(int)));

   119     connect(minimumSpinBox, SIGNAL(valueChanged(int)),

   120             verticalSliders, SLOT(setMinimum(int)));

   121     connect(maximumSpinBox, SIGNAL(valueChanged(int)),

   122             horizontalSliders, SLOT(setMaximum(int)));

   123     connect(maximumSpinBox, SIGNAL(valueChanged(int)),

   124             verticalSliders, SLOT(setMaximum(int)));

   125     connect(invertedAppearance, SIGNAL(toggled(bool)),

   126             horizontalSliders, SLOT(invertAppearance(bool)));

   127     connect(invertedAppearance, SIGNAL(toggled(bool)),

   128             verticalSliders, SLOT(invertAppearance(bool)));

   129     connect(invertedKeyBindings, SIGNAL(toggled(bool)),

   130             horizontalSliders, SLOT(invertKeyBindings(bool)));

   131     connect(invertedKeyBindings, SIGNAL(toggled(bool)),

   132             verticalSliders, SLOT(invertKeyBindings(bool)));

   133 

   134     QGridLayout *controlsLayout = new QGridLayout;

   135     controlsLayout->addWidget(minimumLabel, 0, 0);

   136     controlsLayout->addWidget(maximumLabel, 1, 0);

   137     controlsLayout->addWidget(valueLabel, 2, 0);

   138     controlsLayout->addWidget(minimumSpinBox, 0, 1);

   139     controlsLayout->addWidget(maximumSpinBox, 1, 1);

   140     controlsLayout->addWidget(valueSpinBox, 2, 1);

   141     controlsLayout->addWidget(invertedAppearance, 0, 2);

   142     controlsLayout->addWidget(invertedKeyBindings, 1, 2);

   143     controlsLayout->addWidget(orientationCombo, 3, 0, 1, 3);

   144     controlsGroup->setLayout(controlsLayout);

   145 }

   146 //! [8]