public static abstract sealed class History
Undo/redo history for the current active mapdoc
static Void MarkUndoPosition(String name)
Mark new undo position
name
static Void Keep(MapNode node)
Keeps a map node and all its children, so changes to it can be undone.
static Void KeepNew(MapNode node)
Keeps a new object node and all of its children, so they can be deleted on an undo.
Sandbox.Tools
Editor.MapEditor.History