2a526b12ce
The Hello GL2 Example was using the older Signal/Slot syntax that made use of the macros `SIGNAL()` and `SLOT()`. I changed it to the newer one. Change-Id: I8e55015383847a04b07f751fe9fc94b81956a896 Reviewed-by: Laszlo Agocs <laszlo.agocs@theqtcompany.com>
134 lines
4.7 KiB
C++
134 lines
4.7 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd.
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** Contact: http://www.qt.io/licensing/
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**
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** This file is part of the examples of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:BSD$
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** You may use this file under the terms of the BSD license as follows:
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**
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** "Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are
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** met:
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** * Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** * Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in
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** the documentation and/or other materials provided with the
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** distribution.
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** * Neither the name of The Qt Company Ltd nor the names of its
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** contributors may be used to endorse or promote products derived
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** from this software without specific prior written permission.
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**
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "glwidget.h"
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#include "window.h"
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#include "mainwindow.h"
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#include <QSlider>
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#include <QVBoxLayout>
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#include <QHBoxLayout>
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#include <QKeyEvent>
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#include <QPushButton>
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#include <QDesktopWidget>
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#include <QApplication>
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#include <QMessageBox>
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Window::Window(MainWindow *mw)
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: mainWindow(mw)
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{
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glWidget = new GLWidget;
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xSlider = createSlider();
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ySlider = createSlider();
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zSlider = createSlider();
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connect(xSlider, &QSlider::valueChanged, glWidget, &GLWidget::setXRotation);
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connect(glWidget, &GLWidget::xRotationChanged, xSlider, &QSlider::setValue);
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connect(ySlider, &QSlider::valueChanged, glWidget, &GLWidget::setYRotation);
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connect(glWidget, &GLWidget::yRotationChanged, ySlider, &QSlider::setValue);
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connect(zSlider, &QSlider::valueChanged, glWidget, &GLWidget::setZRotation);
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connect(glWidget, &GLWidget::zRotationChanged, zSlider, &QSlider::setValue);
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QVBoxLayout *mainLayout = new QVBoxLayout;
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QHBoxLayout *container = new QHBoxLayout;
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container->addWidget(glWidget);
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container->addWidget(xSlider);
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container->addWidget(ySlider);
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container->addWidget(zSlider);
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QWidget *w = new QWidget;
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w->setLayout(container);
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mainLayout->addWidget(w);
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dockBtn = new QPushButton(tr("Undock"), this);
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connect(dockBtn, &QPushButton::clicked, this, &Window::dockUndock);
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mainLayout->addWidget(dockBtn);
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setLayout(mainLayout);
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xSlider->setValue(15 * 16);
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ySlider->setValue(345 * 16);
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zSlider->setValue(0 * 16);
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setWindowTitle(tr("Hello GL"));
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}
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QSlider *Window::createSlider()
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{
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QSlider *slider = new QSlider(Qt::Vertical);
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slider->setRange(0, 360 * 16);
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slider->setSingleStep(16);
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slider->setPageStep(15 * 16);
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slider->setTickInterval(15 * 16);
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slider->setTickPosition(QSlider::TicksRight);
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return slider;
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}
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void Window::keyPressEvent(QKeyEvent *e)
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{
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if (e->key() == Qt::Key_Escape)
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close();
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else
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QWidget::keyPressEvent(e);
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}
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void Window::dockUndock()
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{
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if (parent()) {
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setParent(0);
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setAttribute(Qt::WA_DeleteOnClose);
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move(QApplication::desktop()->width() / 2 - width() / 2,
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QApplication::desktop()->height() / 2 - height() / 2);
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dockBtn->setText(tr("Dock"));
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show();
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} else {
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if (!mainWindow->centralWidget()) {
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if (mainWindow->isVisible()) {
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setAttribute(Qt::WA_DeleteOnClose, false);
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dockBtn->setText(tr("Undock"));
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mainWindow->setCentralWidget(this);
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} else {
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QMessageBox::information(0, tr("Cannot dock"), tr("Main window already closed"));
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}
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} else {
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QMessageBox::information(0, tr("Cannot dock"), tr("Main window already occupied"));
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}
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}
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}
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