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Fix warnings in QtConcurrent image scaling example

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Change-Id: Ib82b2abf608536ef4df6d7cfa5fb106f29f9253f
Reviewed-by: Volker Hilsheimer <volker.hilsheimer@qt.io>
This commit is contained in:
Tor Arne Vestbø 2020-06-29 10:39:37 +02:00
parent 5d6705c567
commit 46d4c2022d
1 changed files with 2 additions and 2 deletions
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4
examples/qtconcurrent/imagescaling/imagescaling.cpp
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@ -72,7 +72,7 @@ Images::Images(QWidget *parent)
pauseButton = new QPushButton(tr("Pause/Resume")); pauseButton = new QPushButton(tr("Pause/Resume"));
pauseButton->setEnabled(false); pauseButton->setEnabled(false);
connect(pauseButton, &QPushButton::clicked, imageScaling, &QFutureWatcher<QImage>::togglePaused); connect(pauseButton, &QPushButton::clicked, imageScaling, &QFutureWatcher<QImage>::toggleSuspended);
QHBoxLayout *buttonLayout = new QHBoxLayout(); QHBoxLayout *buttonLayout = new QHBoxLayout();
buttonLayout->addWidget(openButton); buttonLayout->addWidget(openButton);
@ -127,7 +127,7 @@ void Images::open()
} }
} }
std::function<QImage(const QString&)> scale = [imageSize](const QString &imageFileName) { std::function<QImage(const QString&)> scale = [&](const QString &imageFileName) {
QImage image(imageFileName); QImage image(imageFileName);
return image.scaled(QSize(imageSize, imageSize), Qt::IgnoreAspectRatio, Qt::SmoothTransformation); return image.scaled(QSize(imageSize, imageSize), Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
}; };