Class HistoryManager

constructor

• new HistoryManager(): HistoryManager

  Returns HistoryManager

autoBatchEnabled

canRedo

• get canRedo(): boolean

  Indicates whether redo is available.

  Returns boolean

canUndo

• get canUndo(): boolean

  Indicates whether undo is available.

  Returns boolean

onRedo

• get onRedo(): EventHandler<HistoryCommandOptions[]>

  Event raised when redi is called.

  Returns EventHandler<HistoryCommandOptions[]>

onUndo

• get onUndo(): EventHandler<HistoryCommandOptions[]>

  event raised when undo is called.

  Returns EventHandler<HistoryCommandOptions[]>

clear

• clear(): void

  Clears the history.

  Returns void

dispose

• dispose(): void

  Returns void

push

• push(
      undo: VoidFunction,
      redo: VoidFunction,
      options?: HistoryCommandOptions,
  ): void

  Writes undo/redo commands to history.

  Parameters

  • undo: VoidFunction
  • redo: VoidFunction
  • Optionaloptions: HistoryCommandOptions

  Returns void

redo

• redo(): void

  Repeats the last undone command.

  Returns void

undo

• undo(): void

  Undoes the last command.

  Returns void