void
RemoveItemsCommand::redo()
{
KnobItemsTablePtr model = _items.begin()->item->getModel();
KnobTableItemPtr nextItem;
{
KnobTableItemPtr item = _items.back().item;
assert(item);
int index = item->getIndexInParent();
std::vector<KnobTableItemPtr> topLevel = model->getTopLevelItems();
if (!topLevel.empty()) {
if (index + 1 < (int)topLevel.size()) {
nextItem = topLevel[index + 1];
} else {
if (topLevel[0] != item) {
nextItem = topLevel[0];
}
}
}
}
model->beginEditSelection();
model->clearSelection(eTableChangeReasonInternal);
for (std::list<ItemToRemove>::const_iterator it = _items.begin(); it != _items.end(); ++it) {
model->removeItem(it->item, eTableChangeReasonInternal);
}
if (nextItem) {
model->addToSelection(nextItem, eTableChangeReasonInternal);
}
model->endEditSelection(eTableChangeReasonInternal);
model->getNode()->getApp()->triggerAutoSave();
}
void
AddItemsCommand::redo()
{
KnobItemsTablePtr model = _items.front().item->getModel();
model->beginEditSelection();
model->clearSelection(eTableChangeReasonInternal);
for (std::list<ItemToAdd>::const_iterator it = _items.begin(); it != _items.end(); ++it) {
bool skipInsert = false;
if (_isFirstRedo) {
// The item may already be at the correct position in the parent, check it
if (!it->parentItem) {
if (model->getTopLevelItem(it->indexInParent) == it->item) {
skipInsert = true;
}
} else {
if (it->parentItem->getChild(it->indexInParent) == it->item) {
skipInsert = true;
}
}
}
if (!skipInsert) {
model->insertItem(it->indexInParent, it->item, it->parentItem, eTableChangeReasonInternal);
}
model->addToSelection(it->item, eTableChangeReasonInternal);
}
model->endEditSelection(eTableChangeReasonInternal);
model->getNode()->getApp()->triggerAutoSave();
_isFirstRedo = false;
}
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();
}