Enable Qt 5.14's new fractional DPI scaling

This commit is contained in:
Cameron Gutman
2019-12-12 20:36:23 -08:00
parent 1ae16bb657
commit 879e084383

View File

@@ -284,8 +284,14 @@ int main(int argc, char *argv[])
AntiHookingDummyImport();
#endif
// Enable High DPI support
QCoreApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
#if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)
// Enable fractional High DPI scaling on Qt 5.14 and later
QGuiApplication::setHighDpiScaleFactorRoundingPolicy(Qt::HighDpiScaleFactorRoundingPolicy::PassThrough);
#endif
// This avoids using the default keychain for SSL, which may cause
// password prompts on macOS.
qputenv("QT_SSL_USE_TEMPORARY_KEYCHAIN", "1");