Method alignNameColumnToPlayback

pj_app/src/MainWindow.cpp:3749–3772

}

void MainWindow::alignNameColumnToPlayback() {
  if (source_timeline_ == nullptr || ui_->timelineWidget == nullptr) {
    return;
  }
  // The playback slider's groove has margin 0 (QSS), so the slider widget's left
  // edge is where the blue track starts. Its x within the playback bar — which
  // shares the bottom panel's left origin with the name column — is the column
  // width that lines the separator up exactly under that track start.
  auto* slider = ui_->timelineWidget->findChild<QWidget*>(QStringLiteral("timeSlider"));
  if (slider == nullptr) {
    return;
  }
  const int slider_x = slider->mapTo(ui_->timelineWidget, QPoint(0, 0)).x();
  if (slider_x <= 0) {
    return;  // playback bar not laid out yet (pre first show)
  }
  // slider_x is the floor (separator under the playback track start). If the user
  // widened the column (or a layout restored a wider width), re-apply it on top
  // so the column keeps its chosen width rather than snapping back to the floor.
  source_timeline_->setNameColumnWidth(slider_x);
  if (timeline_name_column_width_ > slider_x) {
    source_timeline_->resizeNameColumn(timeline_name_column_width_);
  }
}

void MainWindow::restoreRightPanelState(const QDomElement& element) {
  if (element.isNull() || element.tagName() != QStringLiteral("right_panel_state")) {