diff options
-rw-r--r-- | src/widgets/itemviews/qtreewidget.cpp | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/src/widgets/itemviews/qtreewidget.cpp b/src/widgets/itemviews/qtreewidget.cpp index d2dc91b18c..be7ddd8b30 100644 --- a/src/widgets/itemviews/qtreewidget.cpp +++ b/src/widgets/itemviews/qtreewidget.cpp @@ -748,11 +748,14 @@ QMimeData *QTreeModel::internalMimeData() const QMimeData *QTreeModel::mimeData(const QModelIndexList &indexes) const { - QList<QTreeWidgetItem*> items; - for (const auto &index : indexes) { - if (index.column() == 0) // only one item per row - items << item(index); - } + QList<QTreeWidgetItem *> items; + std::transform(indexes.begin(), indexes.end(), std::back_inserter(items), + [this](const QModelIndex &idx) -> QTreeWidgetItem * { return item(idx); }); + + // Ensure we only have one item as an item may have more than + // one index selected if there is more than one column + std::sort(items.begin(), items.end()); + items.erase(std::unique(items.begin(), items.end()), items.end()); // cachedIndexes is a little hack to avoid copying from QModelIndexList to // QList<QTreeWidgetItem*> and back again in the view |