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QmlProfiler: Don't rebuild the same key list over and over when saving

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Saving a trace is so much faster like this.

Task-number: QTCREATORBUG-11823
Change-Id: I5c68a16739d8bc49bfc0e3bb923ab23058aab6d0
Reviewed-by: Kai Koehne <kai.koehne@digia.com>
This commit is contained in:
Ulf Hermann
2014-03-26 15:17:44 +01:00
parent 13c8478d82
commit cdec724ea5
1 changed files with 7 additions and 2 deletions
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9
src/plugins/qmlprofiler/qmlprofilertracefile.cpp
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@@ -439,12 +439,17 @@ void QmlProfilerFileWriter::save(QIODevice *device)
stream.writeStartElement(_("eventData"));
stream.writeAttribute(_("totalTime"), QString::number(m_measuredTime));
QMap<QString, QString> keys;
int i = 0;
foreach (const QString &key, m_qmlEvents.keys())
keys[key] = QString::number(i++);
QHash<QString,QmlEvent>::const_iterator eventIter = m_qmlEvents.constBegin();
for (; eventIter != m_qmlEvents.constEnd(); ++eventIter) {
QmlEvent event = eventIter.value();
stream.writeStartElement(_("event"));
stream.writeAttribute(_("index"), QString::number(m_qmlEvents.keys().indexOf(eventIter.key())));
stream.writeAttribute(_("index"), keys[eventIter.key()]);
stream.writeTextElement(_("displayname"), event.displayName);
stream.writeTextElement(_("type"), qmlEventTypeAsString(event.type));
if (!event.filename.isEmpty()) {
@@ -476,7 +481,7 @@ void QmlProfilerFileWriter::save(QIODevice *device)
stream.writeAttribute(_("startTime"), QString::number(range.startTime));
if (range.duration > 0) // no need to store duration of instantaneous events
stream.writeAttribute(_("duration"), QString::number(range.duration));
stream.writeAttribute(_("eventIndex"), QString::number(m_qmlEvents.keys().indexOf(eventHash)));
stream.writeAttribute(_("eventIndex"), keys[eventHash]);
QmlEvent event = m_qmlEvents.value(eventHash);