diff --git a/src/Undo.h b/src/Undo.h index 0412253c8a..a895e8e39c 100644 --- a/src/Undo.h +++ b/src/Undo.h @@ -68,6 +68,10 @@ public: bool hasRedoStack() const; /// open a new group of undo operations. Groups can be nested. + /** + * Groups can be nested. Such a nested group e.g. { {} {} } is undone in + * a single step. This means you can add a group whenever you are not sure. + */ void beginUndoGroup(); /// end the current undo group.