/**
* Check if our children are unrolled and if so roll them back up.
*
* @param it :: iterator pointing to the item whose children will be rolled up.
*/
void HistoryView::rollChildren(std::vector<HistoryItem>::iterator it) {
const size_t numChildren = it->numberOfChildren();
++it;
for (size_t i = 0; i < numChildren; ++i) {
if (it->isUnrolled())
roll(it);
}
}
/**
* Iterate over each of the items children and output them to the script.
*
* This moves the iterator forward over each of the child records and writes them to
* the stream.
*
* @param os :: output string stream to append algorithms to.
* @param iter :: reference to the iterator pointing to the vector of history items
* @param depth :: count of how far we've recursed into the history
*/
void ScriptBuilder::buildChildren(std::ostringstream& os, std::vector<HistoryItem>::const_iterator& iter, int depth)
{
size_t numChildren = iter->numberOfChildren();
++iter; //move to first child
for(size_t i = 0; i < numChildren && iter != m_historyItems.end(); ++i, ++iter)
{
writeHistoryToStream(os, iter, depth);
}
--iter;
}
/**
* Iterate over each of the items children and output them to the script.
* This moves the iterator forward over each of the child records and writes
* them to the stream.
*
* @param iter :: reference to the iterator pointing to the vector of history
*items
*/
void NotebookBuilder::buildChildren(
std::vector<HistoryItem>::const_iterator &iter) {
size_t numChildren = iter->numberOfChildren();
++iter; // move to first child
for (size_t i = 0; i < numChildren && iter != m_historyItems.end();
++i, ++iter) {
writeHistoryToStream(iter);
}
--iter;
}
/**
* Roll an unrolled algorithm history item and remove its children from the
*view.
*
* This removes each of the child algorithm histories (if any) and marks
* the parent as being "rolled up". Note that this will recursively "roll up"
*any child
* history objects that are also unrolled. This method does nothing if
* the history object has no children.
*
* @param it :: iterator to the list of history item objects at the positon to
*roll
*/
void HistoryView::roll(std::vector<HistoryItem>::iterator &it) {
// the number of records after this position
const size_t numChildren = it->numberOfChildren();
if (it->isUnrolled() && numChildren > 0) {
// mark this record as not being ignored by the script builder
it->unrolled(false);
this->rollChildren(it);
// Then just remove the children from the list
++it;
it = m_historyItems.erase(it, it + numChildren);
} else
++it;
}