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Diffstat (limited to 'examples/opengl/hellogl2/window.cpp')
-rw-r--r-- | examples/opengl/hellogl2/window.cpp | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/examples/opengl/hellogl2/window.cpp b/examples/opengl/hellogl2/window.cpp new file mode 100644 index 0000000000..0b20870487 --- /dev/null +++ b/examples/opengl/hellogl2/window.cpp @@ -0,0 +1,133 @@ +/**************************************************************************** +** +** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/legal +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** 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 Digia Plc and its Subsidiary(-ies) 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 "glwidget.h" +#include "window.h" +#include "mainwindow.h" +#include <QSlider> +#include <QVBoxLayout> +#include <QHBoxLayout> +#include <QKeyEvent> +#include <QPushButton> +#include <QDesktopWidget> +#include <QApplication> +#include <QMessageBox> + +Window::Window(MainWindow *mw) + : mainWindow(mw) +{ + 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))); + + QVBoxLayout *mainLayout = new QVBoxLayout; + QHBoxLayout *container = new QHBoxLayout; + container->addWidget(glWidget); + container->addWidget(xSlider); + container->addWidget(ySlider); + container->addWidget(zSlider); + + QWidget *w = new QWidget; + w->setLayout(container); + mainLayout->addWidget(w); + dockBtn = new QPushButton(tr("Undock"), this); + connect(dockBtn, SIGNAL(clicked()), this, SLOT(dockUndock())); + mainLayout->addWidget(dockBtn); + + setLayout(mainLayout); + + xSlider->setValue(15 * 16); + ySlider->setValue(345 * 16); + zSlider->setValue(0 * 16); + + setWindowTitle(tr("Hello GL")); +} + +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; +} + +void Window::keyPressEvent(QKeyEvent *e) +{ + if (e->key() == Qt::Key_Escape) + close(); + else + QWidget::keyPressEvent(e); +} + +void Window::dockUndock() +{ + if (parent()) { + setParent(0); + setAttribute(Qt::WA_DeleteOnClose); + move(QApplication::desktop()->width() / 2 - width() / 2, + QApplication::desktop()->height() / 2 - height() / 2); + dockBtn->setText(tr("Dock")); + show(); + } else { + if (!mainWindow->centralWidget()) { + if (mainWindow->isVisible()) { + setAttribute(Qt::WA_DeleteOnClose, false); + dockBtn->setText(tr("Undock")); + mainWindow->setCentralWidget(this); + } else { + QMessageBox::information(0, tr("Cannot dock"), tr("Main window already closed")); + } + } else { + QMessageBox::information(0, tr("Cannot dock"), tr("Main window already occupied")); + } + } +} |