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Automatically choose device pixel ratio

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Change-Id: Ic595ee0f45b7d3ec22b4c4086c0c6785b41c21f4
Task-number: QTCREATORBUG-11179
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@theqtcompany.com>
Reviewed-by: Eike Ziller <eike.ziller@theqtcompany.com>
This commit is contained in:
Eike Ziller
2015-04-20 12:36:12 +02:00
parent 0ff8b9e283
commit b3fa02d0ed
1 changed files with 8 additions and 0 deletions
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8
src/app/main.cpp
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@@ -45,6 +45,7 @@
#include <QLibraryInfo> #include <QLibraryInfo>
#include <QLoggingCategory> #include <QLoggingCategory>
#include <QSettings> #include <QSettings>
#include <QStyle>
#include <QTextStream> #include <QTextStream>
#include <QThreadPool> #include <QThreadPool>
#include <QTimer> #include <QTimer>
@@ -291,6 +292,8 @@ static inline QSettings *userSettings()
int main(int argc, char **argv) int main(int argc, char **argv)
{ {
if (!qEnvironmentVariableIsSet("QT_DEVICE_PIXEL_RATIO"))
qputenv("QT_DEVICE_PIXEL_RATIO", "auto");
QLoggingCategory::setFilterRules(QLatin1String("qtc.*.debug=false")); QLoggingCategory::setFilterRules(QLatin1String("qtc.*.debug=false"));
#ifdef Q_OS_MAC #ifdef Q_OS_MAC
// increase the number of file that can be opened in Qt Creator. // increase the number of file that can be opened in Qt Creator.
@@ -303,6 +306,11 @@ int main(int argc, char **argv)
SharedTools::QtSingleApplication app((QLatin1String(appNameC)), argc, argv); SharedTools::QtSingleApplication app((QLatin1String(appNameC)), argc, argv);
if (!qFuzzyCompare(qApp->devicePixelRatio(), 1.0)
&& QApplication::style()->objectName().startsWith(
QLatin1String("windows"), Qt::CaseInsensitive)) {
QApplication::setStyle(QLatin1String("fusion"));
}
const int threadCount = QThreadPool::globalInstance()->maxThreadCount(); const int threadCount = QThreadPool::globalInstance()->maxThreadCount();
QThreadPool::globalInstance()->setMaxThreadCount(qMax(4, 2 * threadCount)); QThreadPool::globalInstance()->setMaxThreadCount(qMax(4, 2 * threadCount));