Method ComponentWatcher_Impl

src/model/ComponentWatcher.cpp:26–60

  namespace detail {

    ComponentWatcher_Impl::ComponentWatcher_Impl(ComponentData& componentData) : m_componentData(componentData) {
      // get componentObjects and connect signals
      ModelObject_ImplPtr implPtr;
      if (componentData.numComponentObjects() < 1) {
        LOG_AND_THROW("Invalid ComponentData object--no objects listed in contents.");
      }
      for (unsigned i = 0, n = componentData.numComponentObjects(); i < n; ++i) {
        // get object
        OptionalModelObject omo = componentData.getComponentObject(i);
        if (!omo) {
          LOG_AND_THROW("Invalid ComponentData object--blank entry in contents list.");
        }
        ModelObject object = *omo;
        m_componentObjects.push_back(object);
        // connect to object's signals
        implPtr = object.getImpl<ModelObject_Impl>();
        // data change
        implPtr.get()->ModelObject_Impl::onDataChange.connect<ComponentWatcher_Impl, &ComponentWatcher_Impl::dataChange>(this);
        // name change
        implPtr.get()->ModelObject_Impl::onNameChange.connect<ComponentWatcher_Impl, &ComponentWatcher_Impl::nameChange>(this);
        // relationship change
        implPtr.get()->ModelObject_Impl::onRelationshipChange.connect<ComponentWatcher_Impl, &ComponentWatcher_Impl::relationshipChange>(this);
        // remove
        implPtr.get()->ModelObject_Impl::onRemoveFromWorkspace.connect<ComponentWatcher_Impl, &ComponentWatcher_Impl::objectRemove>(this);
      }
      // connect signals for ComponentData, ComponentDataTags, and ComponentDataAttributes
      implPtr = componentData.getImpl<ModelObject_Impl>();
      // component data change
      implPtr.get()->ModelObject_Impl::onDataChange.connect<ComponentWatcher_Impl, &ComponentWatcher_Impl::componentDataChange>(this);
      // component data remove
      implPtr.get()->ModelObject_Impl::onRemoveFromWorkspace.connect<ComponentWatcher_Impl, &ComponentWatcher_Impl::objectRemove>(this);
      // connect to addWorkspaceObject signal
      std::shared_ptr<Model_Impl> modelImplPtr = m_componentData.model().getImpl<Model_Impl>();
      modelImplPtr.get()->Model_Impl::addWorkspaceObject.connect<ComponentWatcher_Impl, &ComponentWatcher_Impl::objectAdd>(this);
    }

    ComponentWatcher ComponentWatcher_Impl::componentWatcher() const {
      ComponentWatcher result(std::const_pointer_cast<ComponentWatcher_Impl>(shared_from_this()));