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Fix GUI scaling factor on macOS

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macOS seems have an unique way to handle widget size, that is, it doesn't require
application to resize widgets manually, Qt will handle the resize job
automatically.

Closes #8841.
This commit is contained in:
Chocobo1 2018-05-09 15:46:17 +08:00
parent 0b63f35a54
commit f934042a98
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1 changed files with 6 additions and 1 deletions
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7
src/gui/utils.cpp
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@ -45,16 +45,21 @@ void Utils::Gui::resize(QWidget *widget, const QSize &newSize)
qreal Utils::Gui::screenScalingFactor(const QWidget *widget)
{
if (!widget)
return 1;
#ifdef Q_OS_WIN
const int screen = qApp->desktop()->screenNumber(widget);
return (QApplication::screens()[screen]->logicalDotsPerInch() / 96);
#elif defined(Q_OS_MAC)
return 1;
#else
#if (QT_VERSION >= QT_VERSION_CHECK(5, 6, 0))
return widget->devicePixelRatioF();
#else
return widget->devicePixelRatio();
#endif
#endif // Q_OS_WIN
#endif
}
QPixmap Utils::Gui::scaledPixmap(const QString &path, const QWidget *widget, const int height)