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Merge pull request #560 from ispyisail/feature/project-load-timing

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Log project load times, split by phase
This commit is contained in:
Laurent Trinques
2026-07-27 17:15:02 +02:00
committed by GitHub
parent 0608a585d6 9e070f9bce
commit 66129fd15c
1 changed files with 37 additions and 1 deletions
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sources/qetproject.cpp
+37 -1
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@@ -35,6 +35,7 @@
#include "qetxml.h"
#include "qetversion.h"
#include <QElapsedTimer>
#include <QHash>
#include <QTimer>
#include <QtConcurrentRun>
@@ -227,6 +228,9 @@ void QETProject::init()
*/
QETProject::ProjectState QETProject::openFile(QFile *file)
{
QElapsedTimer load_timer;
load_timer.start();
bool opened_here = file->isOpen() ? false : true;
if (!file->isOpen()
&& !file->open(QIODevice::ReadOnly
@@ -245,10 +249,19 @@ QETProject::ProjectState QETProject::openFile(QFile *file)
}
return XmlParsingFailed;
}
const qint64 xml_parse_ms = load_timer.elapsed();
//Build the project from the xml
readProjectXml(xml_project);
const qint64 total_ms = load_timer.elapsed();
qInfo().nospace().noquote()
<< "Project \"" << fi.fileName() << "\" ("
<< fi.size() / 1024 << " KiB) opened in "
<< total_ms / 1000.0 << " seconds (xml parsing "
<< xml_parse_ms / 1000.0 << ", content "
<< (total_ms - xml_parse_ms) / 1000.0 << ")";
if (!fi.isWritable()) {
setReadOnly(true);
}
@@ -1489,21 +1502,44 @@ void QETProject::readProjectXml(QDomDocument &xml_project)
//load the embedded titleblock templates
m_titleblocks_collection.fromXml(xml_project.documentElement());
/* Timings of the phases below are logged so the cost of opening a
* project can be attributed. Reading the XML and building the objects
* is mostly independent of the Qt version, while refreshing the
* diagrams is graphics-scene work -- keeping them apart is what makes
* the numbers comparable between builds.
*/
QElapsedTimer phase_timer;
phase_timer.start();
//Load the embedded elements collection
readElementsCollectionXml(xml_project);
const qint64 elements_ms = phase_timer.restart();
//Load the diagrams
readDiagramsXml(xml_project);
const qint64 diagrams_ms = phase_timer.restart();
//Load the terminal strip
readTerminalStripXml(xml_project);
const qint64 strips_ms = phase_timer.restart();
//Now that all are loaded we refresh content of the project.
refresh();
const qint64 refresh_ms = phase_timer.restart();
m_data_base.blockSignals(false);
m_data_base.updateDB();
const qint64 database_ms = phase_timer.elapsed();
qInfo().nospace()
<< "Project content built in "
<< (elements_ms + diagrams_ms + strips_ms
+ refresh_ms + database_ms) / 1000.0
<< " seconds (elements collection " << elements_ms / 1000.0
<< ", diagrams " << diagrams_ms / 1000.0
<< ", terminal strips " << strips_ms / 1000.0
<< ", refresh " << refresh_ms / 1000.0
<< ", database " << database_ms / 1000.0 << ")";
m_state = Ok;
}