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++ // Copyright (C) 2017 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
++
++ #include "mainwindow.h"
++ #include "vulkanwindow.h"
++ #include <QApplication>
++ #include <QLabel>
++ #include <QPushButton>
++ #include <QLCDNumber>
++ #include <QCheckBox>
++ #include <QGridLayout>
++
++ MainWindow::MainWindow(VulkanWindow *vulkanWindow)
++ {
++ QWidget *wrapper = QWidget::createWindowContainer(vulkanWindow);
++ wrapper->setFocusPolicy(Qt::StrongFocus);
++ wrapper->setFocus();
++
++ infoLabel = new QLabel;
++ infoLabel->setFrameStyle(QFrame::Box | QFrame::Raised);
++ infoLabel->setAlignment(Qt::AlignCenter);
++ infoLabel->setText(tr("This example demonstrates instanced drawing\nof a mesh loaded from a file.\n"
++ "Uses a Phong material with a single light.\n"
++ "Also demonstrates dynamic uniform buffers\nand a bit of threading with QtConcurrent.\n"
++ "Uses 4x MSAA when available.\n"
++ "Comes with an FPS camera.\n"
++ "Hit [Shift+]WASD to walk and strafe.\nPress and move mouse to look around.\n"
++ "Click Add New to increase the number of instances."));
++
++ meshSwitch = new QCheckBox(tr("&Use Qt logo"));
++ meshSwitch->setFocusPolicy(Qt::NoFocus); // do not interfere with vulkanWindow's keyboard input
++
++ counterLcd = new QLCDNumber(5);
++ counterLcd->setSegmentStyle(QLCDNumber::Filled);
++ counterLcd->display(m_count);
++
++ newButton = new QPushButton(tr("&Add new"));
++ newButton->setFocusPolicy(Qt::NoFocus);
++ quitButton = new QPushButton(tr("&Quit"));
++ quitButton->setFocusPolicy(Qt::NoFocus);
++ pauseButton = new QPushButton(tr("&Pause"));
++ pauseButton->setFocusPolicy(Qt::NoFocus);
++
++ connect(quitButton, &QPushButton::clicked, qApp, &QCoreApplication::quit);
++ connect(newButton, &QPushButton::clicked, vulkanWindow, [this, vulkanWindow] {
++ vulkanWindow->addNew();
++ m_count = vulkanWindow->instanceCount();
++ counterLcd->display(m_count);
++ });
++ connect(pauseButton, &QPushButton::clicked, vulkanWindow, &VulkanWindow::togglePaused);
++ connect(meshSwitch, &QCheckBox::clicked, vulkanWindow, &VulkanWindow::meshSwitched);
++
++ QGridLayout *layout = new QGridLayout;
++ layout->addWidget(infoLabel, 0, 2);
++ layout->addWidget(meshSwitch, 1, 2);
++ layout->addWidget(createLabel(tr("INSTANCES")), 2, 2);
++ layout->addWidget(counterLcd, 3, 2);
++ layout->addWidget(newButton, 4, 2);
++ layout->addWidget(pauseButton, 5, 2);
++ layout->addWidget(quitButton, 6, 2);
++ layout->addWidget(wrapper, 0, 0, 7, 2);
++ setLayout(layout);
++ }
++
++ QLabel *MainWindow::createLabel(const QString &text)
++ {
++ QLabel *lbl = new QLabel(text);
++ lbl->setAlignment(Qt::AlignHCenter | Qt::AlignBottom);
++ return lbl;
++ }