diff options
| -rw-r--r-- | src/corelib/itemmodels/qsortfilterproxymodel.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/corelib/itemmodels/qsortfilterproxymodel.cpp b/src/corelib/itemmodels/qsortfilterproxymodel.cpp index 2d52fa9734..2f0df724bc 100644 --- a/src/corelib/itemmodels/qsortfilterproxymodel.cpp +++ b/src/corelib/itemmodels/qsortfilterproxymodel.cpp @@ -837,8 +837,9 @@ void QSortFilterProxyModelPrivate::insert_source_items( q->beginInsertColumns(proxy_parent, proxy_start, proxy_end); } - for (int i = 0; i < source_items.size(); ++i) - proxy_to_source.insert(proxy_start + i, source_items.at(i)); + // TODO: use the range QList::insert() overload once it is implemented (QTBUG-58633). + proxy_to_source.insert(proxy_start, source_items.size(), 0); + std::copy(source_items.cbegin(), source_items.cend(), proxy_to_source.begin() + proxy_start); build_source_to_proxy_mapping(proxy_to_source, source_to_proxy, proxy_start); |