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Construct QString more efficiently

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This commit is contained in:
Chocobo1
2020-03-22 18:35:16 +08:00
parent 2c23840947
commit 7de8a4d6e0
25 changed files with 60 additions and 61 deletions
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9
src/gui/statsdialog.cpp
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@@ -80,20 +80,19 @@ void StatsDialog::update()
: "-");
// Cache hits
qreal readRatio = cs.readRatio;
m_ui->labelCacheHits->setText(QString("%1%").arg(
readRatio > 0
m_ui->labelCacheHits->setText(QString::fromLatin1("%1%").arg((readRatio > 0)
? Utils::String::fromDouble(100 * readRatio, 2)
: "0"));
: QLatin1String("0")));
// Buffers size
m_ui->labelTotalBuf->setText(Utils::Misc::friendlyUnit(cs.totalUsedBuffers * 16 * 1024));
// Disk overload (100%) equivalent
// From lt manual: disk_write_queue and disk_read_queue are the number of peers currently waiting on a disk write or disk read
// to complete before it receives or sends any more data on the socket. It's a metric of how disk bound you are.
m_ui->labelWriteStarve->setText(QString("%1%").arg(((ss.diskWriteQueue > 0) && (ss.peersCount > 0))
m_ui->labelWriteStarve->setText(QString::fromLatin1("%1%").arg(((ss.diskWriteQueue > 0) && (ss.peersCount > 0))
? Utils::String::fromDouble((100. * ss.diskWriteQueue / ss.peersCount), 2)
: QLatin1String("0")));
m_ui->labelReadStarve->setText(QString("%1%").arg(((ss.diskReadQueue > 0) && (ss.peersCount > 0))
m_ui->labelReadStarve->setText(QString::fromLatin1("%1%").arg(((ss.diskReadQueue > 0) && (ss.peersCount > 0))
? Utils::String::fromDouble((100. * ss.diskReadQueue / ss.peersCount), 2)
: QLatin1String("0")));