Method applySavedGeometries

app/src/UI/WindowManager.cpp:707–742

* @brief Applies saved manual-mode geometries to live windows and stashes the * anchored rects for any window that hasn't registered yet. */

 *        anchored rects for any window that hasn't registered yet.
 */
void UI::WindowManager::applySavedGeometries(const QJsonObject& layout,
                                             const QHash<StableKey, int>& stableLookup,
                                             int marginCanvasW,
                                             int marginCanvasH)
{
  const int canvasW           = static_cast<int>(width());
  const int canvasH           = static_cast<int>(height());
  const QJsonArray geometries = layout["geometries"].toArray();

  for (const auto& val : std::as_const(geometries)) {
    const QJsonObject winGeom = val.toObject();
    const int id              = resolveSavedWindowId(winGeom, stableLookup, m_windows);
    if (id < 0)
      continue;

    const int x = static_cast<int>(SerialStudio::toDouble(winGeom["x"], 0.0));
    const int y = static_cast<int>(SerialStudio::toDouble(winGeom["y"], 0.0));
    const int w = static_cast<int>(SerialStudio::toDouble(winGeom["width"], 200.0));
    const int h = static_cast<int>(SerialStudio::toDouble(winGeom["height"], 150.0));
    const QRect geom(x, y, w, h);
    const QMargins margins = manualMarginsForGeometry(geom, marginCanvasW, marginCanvasH);
    const QRect anchored   = anchoredGeometry(geom, margins, canvasW, canvasH);

    auto* win = m_windows.value(id);
    if (win) {
      win->setX(anchored.x());
      win->setY(anchored.y());
      win->setWidth(anchored.width());
      win->setHeight(anchored.height());
    }

    m_manualGeometries.insert(id, geom);
    m_manualMargins.insert(id, margins);
    m_pendingGeometries.insert(id, anchored);
  }
}

/**
 * @brief Restores a previously serialized window layout.