Module: @lexical/history
Type Aliases
HistoryState
Ƭ HistoryState: Object
Type declaration
| Name | Type | 
|---|---|
current | null | HistoryStateEntry | 
redoStack | HistoryStateEntry[] | 
undoStack | HistoryStateEntry[] | 
Defined in
lexical-history/src/index.ts:42
HistoryStateEntry
Ƭ HistoryStateEntry: Object
Type declaration
| Name | Type | 
|---|---|
editor | LexicalEditor | 
editorState | EditorState | 
Defined in
lexical-history/src/index.ts:38
Functions
createEmptyHistoryState
▸ createEmptyHistoryState(): HistoryState
Creates an empty history state.
Returns
- The empty history state, as an object.
 
Defined in
lexical-history/src/index.ts:500
registerHistory
▸ registerHistory(editor, historyState, delay): () => void
Registers necessary listeners to manage undo/redo history stack and related editor commands.
It returns unregister callback that cleans up all listeners and should be called on editor unmount.
Parameters
| Name | Type | Description | 
|---|---|---|
editor | LexicalEditor | The lexical editor. | 
historyState | HistoryState | The history state, containing the current state and the undo/redo stack. | 
delay | number | The time (in milliseconds) the editor should delay generating a new history stack, instead of merging the current changes with the current stack. | 
Returns
fn
The listeners cleanup callback function.
▸ (): void
Returns
void
Defined in
lexical-history/src/index.ts:389