diff options
| author | Anton Kudryavtsev <a.kudryavtsev@netris.ru> | 2016-04-05 18:39:14 +0300 |
|---|---|---|
| committer | Anton Kudryavtsev <a.kudryavtsev@netris.ru> | 2016-04-06 12:23:37 +0000 |
| commit | 9b699fa839f560a9ea9da69c8975b9aa4654ab8b (patch) | |
| tree | e4a3b79c059bf391163c574f4875f99d209b14ce /src/widgets/dialogs | |
| parent | 9d0dbc32dd3c37c1199115762fab6ac1cedb9ce3 (diff) | |
Widgets: use QStringRef to optimize memory allocation
Replace substring functions that return QString with
corresponding functions that return QStringRef where
it's possible.
Create QString from QStringRef only where necessary.
Change-Id: Id1c39093199519f2794b11560c2c0ded2d52b928
Reviewed-by: Marc Mutz <marc.mutz@kdab.com>
Diffstat (limited to 'src/widgets/dialogs')
| -rw-r--r-- | src/widgets/dialogs/qfiledialog.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/widgets/dialogs/qfiledialog.cpp b/src/widgets/dialogs/qfiledialog.cpp index c4ed72edc3..d9b6dc05bf 100644 --- a/src/widgets/dialogs/qfiledialog.cpp +++ b/src/widgets/dialogs/qfiledialog.cpp @@ -3823,11 +3823,11 @@ QString QFileDialogPrivate::getEnvironmentVariable(const QString &string) { #ifdef Q_OS_UNIX if (string.size() > 1 && string.startsWith(QLatin1Char('$'))) { - return QString::fromLocal8Bit(qgetenv(string.mid(1).toLatin1().constData())); + return QString::fromLocal8Bit(qgetenv(string.midRef(1).toLatin1().constData())); } #else if (string.size() > 2 && string.startsWith(QLatin1Char('%')) && string.endsWith(QLatin1Char('%'))) { - return QString::fromLocal8Bit(qgetenv(string.mid(1, string.size() - 2).toLatin1().constData())); + return QString::fromLocal8Bit(qgetenv(string.midRef(1, string.size() - 2).toLatin1().constData())); } #endif return string; |