mirror of
https://github.com/crystalidea/qt6windows7.git
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98 lines
3.1 KiB
C++
98 lines
3.1 KiB
C++
// Copyright (C) 2021 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
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#include <QApplication>
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#include <QVBoxLayout>
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#include <QHBoxLayout>
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#include <QSlider>
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#include <QLineEdit>
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#include <QPushButton>
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#include <QLabel>
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#include <QCheckBox>
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#include <QFileDialog>
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#include "examplewidget.h"
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static const bool TEST_OFFSCREEN_GRAB = false;
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int main(int argc, char **argv)
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{
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qputenv("QSG_INFO", "1");
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QApplication app(argc, argv);
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QVBoxLayout *layout = new QVBoxLayout;
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QLineEdit *edit = new QLineEdit(QLatin1String("Text on cube"));
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QSlider *slider = new QSlider(Qt::Horizontal);
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ExampleRhiWidget *rw = new ExampleRhiWidget;
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QObject::connect(edit, &QLineEdit::textChanged, edit, [edit, rw] {
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rw->setCubeTextureText(edit->text());
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});
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slider->setMinimum(0);
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slider->setMaximum(360);
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QObject::connect(slider, &QSlider::valueChanged, slider, [slider, rw] {
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rw->setCubeRotation(slider->value());
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});
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QPushButton *btn = new QPushButton(QLatin1String("Grab to image"));
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QObject::connect(btn, &QPushButton::clicked, btn, [rw] {
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QImage image = rw->grabTexture();
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qDebug() << image;
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if (!image.isNull()) {
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QFileDialog fd(rw->parentWidget());
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fd.setAcceptMode(QFileDialog::AcceptSave);
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fd.setDefaultSuffix("png");
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fd.selectFile("test.png");
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if (fd.exec() == QDialog::Accepted)
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image.save(fd.selectedFiles().first());
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}
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});
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QHBoxLayout *btnLayout = new QHBoxLayout;
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btnLayout->addWidget(btn);
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QCheckBox *cbExplicitSize = new QCheckBox(QLatin1String("Use explicit size"));
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QObject::connect(cbExplicitSize, &QCheckBox::stateChanged, cbExplicitSize, [cbExplicitSize, rw] {
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if (cbExplicitSize->isChecked())
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rw->setExplicitSize(QSize(128, 128));
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else
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rw->setExplicitSize(QSize());
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});
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btnLayout->addWidget(cbExplicitSize);
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QPushButton *btnMakeWindow = new QPushButton(QLatin1String("Make top-level window"));
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QObject::connect(btnMakeWindow, &QPushButton::clicked, btnMakeWindow, [rw, btnMakeWindow, layout] {
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if (rw->parentWidget()) {
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rw->setParent(nullptr);
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rw->setAttribute(Qt::WA_DeleteOnClose, true);
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rw->show();
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btnMakeWindow->setText(QLatin1String("Make child widget"));
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} else {
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rw->setAttribute(Qt::WA_DeleteOnClose, false);
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layout->addWidget(rw);
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btnMakeWindow->setText(QLatin1String("Make top-level window"));
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}
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});
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btnLayout->addWidget(btnMakeWindow);
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layout->addWidget(edit);
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QHBoxLayout *sliderLayout = new QHBoxLayout;
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sliderLayout->addWidget(new QLabel(QLatin1String("Cube rotation")));
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sliderLayout->addWidget(slider);
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layout->addLayout(sliderLayout);
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layout->addLayout(btnLayout);
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layout->addWidget(rw);
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rw->setCubeTextureText(edit->text());
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if (TEST_OFFSCREEN_GRAB) {
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rw->resize(320, 200);
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rw->grabTexture().save("offscreen_grab.png");
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}
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QWidget w;
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w.setLayout(layout);
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w.resize(1280, 720);
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w.show();
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return app.exec();
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}
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