QMimeData* HierarchyTreeControl::mimeData(const QList<QTreeWidgetItem*> items) const
{
std::list<SortedItems> sortedItems;
for (QList<QTreeWidgetItem*>::const_iterator iter = items.begin(); iter != items.end(); ++iter)
{
QTreeWidgetItem* item = (*iter);
sortedItems.push_back(SortedItems(item, GetInternalIndex(item)));
}
sortedItems.sort(SortByInternalIndex);
QList<QTreeWidgetItem* > qSortedItems;
for (std::list<SortedItems>::iterator iter = sortedItems.begin(); iter != sortedItems.end(); ++iter)
{
qSortedItems.push_back(iter->item);
}
QMimeData* data = QTreeWidget::mimeData(qSortedItems);
data->setUserData(TREE_MIME_DATA, new HierarchyTreeControlMimeData(qSortedItems));
return data;
}
