Пример #1
0
/**
 * 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;
}
Пример #2
0
/**
 * Unroll an algorithm history to export its child algorithms.
 *
 * This places each of the child algorithm histories into the
 * HistoryView object. The parent is retained as a marker so we can
 * "roll" the history back up if we want. This method does nothing if
 * the history object has no children
 *
 * @param it :: iterator to the list of history item objects at the position to
 *unroll
 */
void HistoryView::unroll(std::vector<HistoryItem>::iterator &it) {
  const auto history = it->getAlgorithmHistory();
  const auto childHistories = history->getChildHistories();

  if (!it->isUnrolled() && !childHistories.empty()) {
    // mark this record as being ignored by the script builder
    it->unrolled(true);

    // insert each of the records, in order, at this position
    std::vector<HistoryItem> tmpHistory(childHistories.cbegin(),
                                        childHistories.cend());
    // since we are using a std::vector, do all insertions at the same time.
    ++it; // move iterator forward to insertion position
    it = m_historyItems.insert(it, tmpHistory.begin(), tmpHistory.end());
  } else
    ++it;
}