Add extra checks so we never return empty QMimeData from mimeData().

2013-04-07 11:50:42 +02:00
parent 91868969ca
commit 4b3bee6400
2 changed files with 16 additions and 4 deletions
--- a/src/gui/group/GroupModel.cpp
+++ b/src/gui/group/GroupModel.cpp
@@ -313,8 +313,14 @@ QMimeData* GroupModel::mimeData(const QModelIndexList& indexes) const
        }
    }

-    data->setData(mimeTypes().first(), encoded);
-    return data;
+    if (seenGroups.isEmpty()) {
+        delete data;
+        return Q_NULLPTR;
+    }
+    else {
+        data->setData(mimeTypes().first(), encoded);
+        return data;
+    }
 }

 void GroupModel::groupDataChanged(Group* group)