Method onFileLoaded

pj_app/src/MainWindow.cpp:1440–1473

}

void MainWindow::onFileLoaded(
    const QString& path, const QString& prefix, const QString& plugin_id, const QString& plugin_config_json) {
  // MainWindow is the shell that wires load completion to the runtime —
  // recording the source (incl. plugin id + json) and seeding playback are
  // pj_runtime concerns; we just relay. Prefix is empty in v1 until the
  // load dialog gains a prefix input.
  session_->sessionManager().recordLoadedSource(path, prefix, plugin_id, plugin_config_json);
  // Feed the loaded source path to every existing 3D dock so its URDF package
  // resolver can key per-source remembered roots and auto-seed search roots from
  // the file's directory (M.2/M.16). Docks created later pick it up from
  // lastLoadedSource() in makeSceneDock.
  forEachDock([&path](DockWidget* dock) {
    if (dock->objectWidget() == nullptr) {
      return;
    }
    if (auto* scene3d = qobject_cast<Scene3DDockWidget*>(dock->objectWidget()->widget())) {
      scene3d->setSourcePath(path);
    }
  });
  // TODO(embedded-assets): route in-band embedded assets to Scene3D docks once the
  // load path surfaces the extracted asset map (resolver step 0).
  session_->seedPlaybackFromSession();
  // A same-source reload evicts the old dataset's objects AFTER the removeDataset
  // signal fired, so re-run the coherence pass here to reset any 2D viewer still
  // bound to an evicted topic. Idempotent for a first/additive load.
  syncWidgetsToCatalog();
  // Seed every data widget AND the curve-list Value column with the just-set
  // playhead. seedPlaybackFromSession positions the cursor, but currentTimeChanged
  // only fires on an actual change — so a fresh load that lands the cursor where it
  // already was (e.g. 0) would otherwise leave the value column blank until the
  // first scrub. Mirrors PJ3's update2ndColumnValues-after-load.
  broadcastTrackerTime(toAxisDouble(session_->playbackEngine().currentTime()));
  ui_->leftPanel->setReloadEnabled(true);
}

bool MainWindow::confirmAndRemoveDependentTransforms(const std::vector<std::string>& removed_names) {
  auto& dp = session_->sessionManager().dataProcessorService();