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| ** This file is part of the examples of the Qt Toolkit. |
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| |
| #include <QtWidgets> |
| |
| #include "glwidget.h" |
| #include "window.h" |
| |
| //! [0] |
| Window::Window() |
| { |
| glWidget = new GLWidget; |
| |
| xSlider = createSlider(); |
| ySlider = createSlider(); |
| zSlider = createSlider(); |
| |
| connect(xSlider, SIGNAL(valueChanged(int)), glWidget, SLOT(setXRotation(int))); |
| connect(glWidget, SIGNAL(xRotationChanged(int)), xSlider, SLOT(setValue(int))); |
| connect(ySlider, SIGNAL(valueChanged(int)), glWidget, SLOT(setYRotation(int))); |
| connect(glWidget, SIGNAL(yRotationChanged(int)), ySlider, SLOT(setValue(int))); |
| connect(zSlider, SIGNAL(valueChanged(int)), glWidget, SLOT(setZRotation(int))); |
| connect(glWidget, SIGNAL(zRotationChanged(int)), zSlider, SLOT(setValue(int))); |
| //! [0] |
| |
| //! [1] |
| QHBoxLayout *mainLayout = new QHBoxLayout; |
| mainLayout->addWidget(glWidget); |
| mainLayout->addWidget(xSlider); |
| mainLayout->addWidget(ySlider); |
| mainLayout->addWidget(zSlider); |
| setLayout(mainLayout); |
| |
| xSlider->setValue(15 * 16); |
| ySlider->setValue(345 * 16); |
| zSlider->setValue(0 * 16); |
| setWindowTitle(tr("Hello GL")); |
| } |
| //! [1] |
| |
| //! [2] |
| QSlider *Window::createSlider() |
| { |
| QSlider *slider = new QSlider(Qt::Vertical); |
| slider->setRange(0, 360 * 16); |
| slider->setSingleStep(16); |
| slider->setPageStep(15 * 16); |
| slider->setTickInterval(15 * 16); |
| slider->setTickPosition(QSlider::TicksRight); |
| return slider; |
| } |
| //! [2] |
| |
| void Window::keyPressEvent(QKeyEvent *e) |
| { |
| if (e->key() == Qt::Key_Escape) |
| close(); |
| else |
| QWidget::keyPressEvent(e); |
| } |