Track*
Tracker::createTrack()
{
KnobItemsTablePtr model = getInternalModel();
if (!model) {
PythonSetNullError();
return 0;
}
TrackMarkerPtr track = TrackMarker::create(model);
track->resetCenter();
model->addItem(track, KnobTableItemPtr(), eTableChangeReasonInternal);
Track* ret = dynamic_cast<Track*>( ItemsTable::createPyItemWrapper(track) );
assert(ret);
return ret;
}
void
RemoveItemsCommand::undo()
{
KnobItemsTablePtr model = _items.begin()->item->getModel();
model->beginEditSelection();
model->clearSelection(eTableChangeReasonInternal);
for (std::list<ItemToRemove>::const_iterator it = _items.begin(); it != _items.end(); ++it) {
int prevIndex = -1;
KnobTableItemPtr prevItem = it->prevItem.lock();
if (prevItem) {
prevIndex = prevItem->getIndexInParent();
}
if (prevIndex != -1) {
model->insertItem(prevIndex, it->item, it->item->getParent(), eTableChangeReasonInternal);
} else {
model->addItem(it->item, it->item->getParent(), eTableChangeReasonInternal);
}
model->addToSelection(it->item, eTableChangeReasonInternal);
}
model->endEditSelection(eTableChangeReasonInternal);
model->getNode()->getApp()->triggerAutoSave();
}