Function setTimelineState

pj_app/tests/layout_xml_test.cpp:275–281

Stamps the per-source timeline attributes onto a doc's only , as MainWindow::appendDataSourceElement does at save time.

// Stamps the per-source timeline attributes onto a doc's only <fileInfo>, as
// MainWindow::appendDataSourceElement does at save time.
void setTimelineState(QDomDocument& doc, qint64 offset_ns, int order) {
  QDomElement file_info = doc.documentElement()
                              .firstChildElement(QStringLiteral("previouslyLoaded_Datafiles"))
                              .firstChildElement(QStringLiteral("fileInfo"));
  file_info.setAttribute(QStringLiteral("display_offset_ns"), QString::number(offset_ns));
  file_info.setAttribute(QStringLiteral("timeline_order"), QString::number(order));
}

TEST(ExtractDataSource, TimelineStateAttributesParsed) {
  QDomDocument doc = buildDataSourceDoc(QStringLiteral("/tmp/run.mcap"));