diff options
| -rw-r--r-- | src/gui/kernel/qhighdpiscaling.cpp | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/src/gui/kernel/qhighdpiscaling.cpp b/src/gui/kernel/qhighdpiscaling.cpp index c031885d5d..ec4feeba8b 100644 --- a/src/gui/kernel/qhighdpiscaling.cpp +++ b/src/gui/kernel/qhighdpiscaling.cpp @@ -86,7 +86,7 @@ static inline qreal initialGlobalScaleFactor() qreal result = 1; if (qEnvironmentVariableIsSet(scaleFactorEnvVar)) { bool ok; - const qreal f = qgetenv(scaleFactorEnvVar).toDouble(&ok); + const qreal f = qEnvironmentVariable(scaleFactorEnvVar).toDouble(&ok); if (ok && f > 0) { qCDebug(lcScaling) << "Apply " << scaleFactorEnvVar << f; result = f; @@ -284,7 +284,8 @@ static inline bool usePixelDensity() return QCoreApplication::testAttribute(Qt::AA_EnableHighDpiScaling) || (screenEnvValueOk && screenEnvValue > 0) || (enableEnvValueOk && enableEnvValue > 0) - || (qEnvironmentVariableIsSet(legacyDevicePixelEnvVar) && qgetenv(legacyDevicePixelEnvVar).toLower() == "auto"); + || (qEnvironmentVariableIsSet(legacyDevicePixelEnvVar) + && qEnvironmentVariable(legacyDevicePixelEnvVar).compare(QLatin1String("auto"), Qt::CaseInsensitive) == 0); } qreal QHighDpiScaling::rawScaleFactor(const QPlatformScreen *screen) @@ -506,20 +507,20 @@ void QHighDpiScaling::updateHighDpiScaling() } if (qEnvironmentVariableIsSet(screenFactorsEnvVar)) { int i = 0; - const auto specs = qgetenv(screenFactorsEnvVar).split(';'); - for (const QByteArray &spec : specs) { - int equalsPos = spec.lastIndexOf('='); + const QString spec = qEnvironmentVariable(screenFactorsEnvVar); + const auto specs = spec.splitRef(QLatin1Char(';')); + for (const QStringRef &spec : specs) { + int equalsPos = spec.lastIndexOf(QLatin1Char('=')); qreal factor = 0; if (equalsPos > 0) { // support "name=factor" - QByteArray name = spec.mid(0, equalsPos); - QByteArray f = spec.mid(equalsPos + 1); bool ok; - factor = f.toDouble(&ok); + const auto name = spec.left(equalsPos); + factor = spec.mid(equalsPos + 1).toDouble(&ok); if (ok && factor > 0 ) { const auto screens = QGuiApplication::screens(); for (QScreen *s : screens) { - if (s->name() == QString::fromLocal8Bit(name)) { + if (s->name() == name) { setScreenFactor(s, factor); break; } |