AuroraMiddleware/qt5base-lts
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Replace some QString::fromRawData() with QStringViews around the code

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Even though QString::fromRawData() may not be as expensive as it used
to be, it's still and out-of-line call _and_ more characters to type,
so replace with QStringView construction where applicable.

Change-Id: I70662da1bd45284f67e117e92b25d242afb8aaf8
Reviewed-by: Lars Knoll <lars.knoll@qt.io>
This commit is contained in:
Marc Mutz 2020-05-11 15:37:25 +02:00
parent bed25fdf60
commit 5bd7668403
4 changed files with 4 additions and 4 deletions
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2
src/corelib/io/qurl.cpp
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@ -1210,7 +1210,7 @@ static const QChar *parseIpFuture(QString &host, const QChar *begin, const QChar
(begin[2].unicode() >= '0' && begin[2].unicode() <= '9')) {
// this is so unlikely that we'll just go down the slow path
// decode the whole string, skipping the "[vH." and "]" which we already know to be there
host += QString::fromRawData(begin, 4);
host += QStringView(begin, 4);
// uppercase the version, if necessary
if (begin[2].unicode() >= 'a')

2
src/corelib/kernel/qcore_mac.mm
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@ -193,7 +193,7 @@ QDebug operator<<(QDebug dbg, CFStringRef stringRef)
return dbg << "CFStringRef(0x0)";
if (const UniChar *chars = CFStringGetCharactersPtr(stringRef))
dbg << QString::fromRawData(reinterpret_cast<const QChar *>(chars), CFStringGetLength(stringRef));
dbg << QStringView(reinterpret_cast<const QChar *>(chars), CFStringGetLength(stringRef));
else
dbg << QString::fromCFString(stringRef);

2
src/gui/painting/qpaintengine_raster.cpp
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@ -3156,7 +3156,7 @@ void QRasterPaintEngine::drawTextItem(const QPointF &p, const QTextItem &textIte
#ifdef QT_DEBUG_DRAW
Q_D(QRasterPaintEngine);
fprintf(stderr," - QRasterPaintEngine::drawTextItem(), (%.2f,%.2f), string=%s ct=%d\n",
p.x(), p.y(), QString::fromRawData(ti.chars, ti.num_chars).toLatin1().data(),
p.x(), p.y(), QStringView(ti.chars, ti.num_chars).toLatin1().data(),
d->glyphCacheFormat);
#endif

2
src/gui/text/qtextobject.cpp
View File

@ -1219,7 +1219,7 @@ QString QTextBlock::text() const
QTextDocumentPrivate::FragmentIterator end = p->find(pos + length() - 1); // -1 to omit the block separator char
for (; it != end; ++it) {
const QTextFragmentData * const frag = it.value();
text += QString::fromRawData(buffer.constData() + frag->stringPosition, frag->size_array[0]);
text += QStringView(buffer.constData() + frag->stringPosition, frag->size_array[0]);
}
return text;