// blocks the flush signals to avoid each objects visualization in the viewer
// they should not be shown once after all modifications are performed
Events_Loop* aLoop = Events_Loop::loop();
- aLoop->activateFlushes(false);
+ bool isActive = aLoop->activateFlushes(false);
TDF_Label aRefLab = generalLabel().FindChild(TAG_CURRENT_FEATURE);
CompositeFeaturePtr aMain; // main feature that may nest the new current
}
if (theCurrent.get()) {
std::shared_ptr<Model_Data> aData = std::static_pointer_cast<Model_Data>(theCurrent->data());
- if (!aData.get() || !aData->isValid()) return;
+ if (!aData.get() || !aData->isValid()) {
+ aLoop->activateFlushes(isActive);
+ return;
+ }
TDF_Label aFeatureLabel = aData->label().Father();
Handle(TDF_Reference) aRef;
}
}
// unblock the flush signals and up them after this
- aLoop->activateFlushes(true);
+ aLoop->activateFlushes(isActive);
aLoop->flush(aCreateEvent);
aLoop->flush(aRedispEvent);