Do not create a backup for Q_FOREACH container

Q_FOREACH will expand and already creates a copy of the
contained container, so this is just a waste of cpu cycles
and also increases a tiny bit the memory consumption.

Signed-off-by: Tomaz Canabrava <tomaz.canabrava@intel.com>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
This commit is contained in:
Tomaz Canabrava 2014-07-15 14:43:20 -03:00 committed by Dirk Hohndel
parent eaacac3217
commit d993684fec
6 changed files with 7 additions and 12 deletions

View file

@ -199,9 +199,8 @@ void DiveListView::unselectDives()
QList<dive_trip_t *> DiveListView::selectedTrips()
{
QModelIndexList indexes = selectionModel()->selectedRows();
QList<dive_trip_t *> ret;
Q_FOREACH (const QModelIndex &index, indexes) {
Q_FOREACH (const QModelIndex &index, selectionModel()->selectedRows()) {
dive_trip_t *trip = static_cast<dive_trip_t *>(index.data(DiveTripModel::TRIP_ROLE).value<void *>());
if (!trip)
continue;

View file

@ -52,8 +52,7 @@ void DivePictureModel::updateDivePictures()
pictures.push_back(QString(picture->filename));
}
SPixmapList retList = QtConcurrent::blockingMapped<SPixmapList>(pictures, scaleImages);
Q_FOREACH (const SPixmap &pixmap, retList)
Q_FOREACH (const SPixmap &pixmap, QtConcurrent::blockingMapped<SPixmapList>(pictures, scaleImages))
stringPixmapCache[pixmap.first].image = pixmap.second;
beginInsertRows(QModelIndex(), 0, numberOfPictures - 1);

View file

@ -80,8 +80,7 @@ MainTab::MainTab(QWidget *parent) : QTabWidget(parent),
ui.timeEdit->installEventFilter(this);
ui.tagWidget->installEventFilter(this);
QList<QObject *> statisticsTabWidgets = ui.statisticsTab->children();
Q_FOREACH (QObject *obj, statisticsTabWidgets) {
Q_FOREACH (QObject *obj, ui.statisticsTab->children()) {
QLabel *label = qobject_cast<QLabel *>(obj);
if (label)
label->setAlignment(Qt::AlignHCenter);

View file

@ -2035,8 +2035,7 @@ LanguageModel::LanguageModel(QObject *parent) : QAbstractListModel(parent)
{
QSettings s;
QDir d(getSubsurfaceDataPath("translations"));
QStringList result = d.entryList();
Q_FOREACH (const QString &s, result) {
Q_FOREACH (const QString &s, d.entryList()) {
if (s.startsWith("subsurface_") && s.endsWith(".qm")) {
languages.push_back((s == "subsurface_source.qm") ? "English" : s);
}

View file

@ -399,8 +399,7 @@ void PreferencesDialog::on_resetSettings_clicked()
if (result == QMessageBox::Ok) {
prefs = default_prefs;
setUiFromPrefs();
QStringList keys = s.allKeys();
Q_FOREACH (QString key, keys) {
Q_FOREACH (QString key, s.allKeys()) {
s.remove(key);
}
syncSettings();

View file

@ -229,8 +229,8 @@ void ToolTipItem::refresh(const QPointF &pos)
addToolTip(QString::fromUtf8(mb.buffer, mb.len));
free_buffer(&mb);
QList<QGraphicsItem *> items = scene()->items(pos, Qt::IntersectsItemShape, Qt::DescendingOrder, scene()->views().first()->transform());
Q_FOREACH (QGraphicsItem *item, items) {
Q_FOREACH (QGraphicsItem *item, scene()->items(pos, Qt::IntersectsItemShape
,Qt::DescendingOrder, scene()->views().first()->transform())) {
if (!item->toolTip().isEmpty())
addToolTip(item->toolTip());
}