1182     off(type: 'selectByRange', callback?: Callback<Range>): void;  method
1208     off(type: 'selectByMovement', callback?: Callback<Movement>): void;  method
1233     off(type: 'insertText', callback?: (text: string) => void): void;  method
1260     off(type: 'deleteLeft', callback?: (length: number) => void): void;  method
1287     off(type: 'deleteRight', callback?: (length: number) => void): void;  method
1312     off(type: 'sendKeyboardStatus', callback?: (keyboardStatus: KeyboardStatus) => void): void;  method
1338     off(type: 'sendFunctionKey', callback?: (functionKey: FunctionKey) => void): void;  method
1364     off(type: 'moveCursor', callback?: (direction: Direction) => void): void;  method
1389     off(type: 'handleExtendAction', callback?: (action: ExtendAction) => void): void;  method
1414     off(type: 'getLeftTextOfCursor', callback?: (length: number) => string): void;  method
1439     off(type: 'getRightTextOfCursor', callback?: (length: number) => string): void;  method
1464     off(type: 'getTextIndexAtCursor', callback?: () => number): void;  method
1487     off(type: 'setPreviewText', callback?: SetPreviewTextCallback): void;  method
1510     off(type: 'finishTextPreview', callback?: Callback<void>): void;  method