TTMSFNCUndoStackItem Class
A single entry in the undo/redo history that stores a serialized state snapshot for one reversible action.
API unit family: TMSFNCUndo
Inherits from: TCollectionItem
Syntax
TTMSFNCUndoStackItem = class(TCollectionItem)
Properties
| Name | Description |
|---|---|
| ActionName | Human-readable label for the action that this snapshot represents, shown in undo/redo UI. |
| Obj | The object whose state is captured by this stack item. |
| State | The in-memory stream that holds the serialized object state for this snapshot. |