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Wijmo_Grid_Sheet.Undostack

UndoStack Class

Controls undo and redo operations in the FlexSheet.

Heirarchy

UndoStack

Constructors

constructor

Properties

Methods

Events

undoStackChanged

Constructors

constructor

new UndoStack(owner: FlexSheet): UndoStack

Initializes a new instance of the UndoStack class.

Parameters
- owner: FlexSheet
  
  The FlexSheet control that the UndoStack works for.
Returns UndoStack

Properties

canRedo

canRedo: boolean

Checks whether a redo action can be performed.

canUndo

canUndo: boolean

Checks whether an undo action can be performed.

stackSize

stackSize: number

Gets or sets the size of the undo stack.

Methods

clear

clear(): void

Clears the undo stack.

Returns void

onUndoStackChanged

onUndoStackChanged(e?: EventArgs): void

Raises the undoStackChanged event.

Parameters
- Optional e: EventArgs
Returns void

redo

redo(): void

Redo the last undone action.

Returns void

undo

undo(): void

Undo the last action.

Returns void

Events

undoStackChanged

undoStackChanged: Event<UndoStack, EventArgs>

Occurs after the undo stack has changed.