+
+bool Model_Data::isInHistory()
+{
+ return myFlags->Value(kFlagInHistory) == Standard_True;
+}
+
+void Model_Data::setIsInHistory(const bool theFlag)
+{
+ return myFlags->SetValue(kFlagInHistory, theFlag);
+}
+
+bool Model_Data::isDisplayed()
+{
+ return myFlags->Value(kFlagDisplayed) == Standard_True;
+}
+
+void Model_Data::setDisplayed(const bool theDisplay)
+{
+ if (theDisplay != isDisplayed()) {
+ myFlags->SetValue(kFlagDisplayed, theDisplay);
+ static Events_Loop* aLoop = Events_Loop::loop();
+ static Events_ID EVENT_DISP = aLoop->eventByName(EVENT_OBJECT_TO_REDISPLAY);
+ static const ModelAPI_EventCreator* aECreator = ModelAPI_EventCreator::get();
+ aECreator->sendUpdated(myObject, EVENT_DISP);
+ }
+}
+
+std::shared_ptr<ModelAPI_Data> Model_Data::invalidPtr()
+{
+ return kInvalid;
+}