import { Property, NotifyPropertyChanges, INotifyPropertyChanged, Event, KeyboardEventArgs } from '@syncfusion/ej2-base';import { Base, EmitType } from '@syncfusion/ej2-base';import { KeyboardEventsModel } from '@syncfusion/ej2-base'; /** * Interface for a class KeyboardEvents */ export interface KeyboardEventsModel { /** * Specifies key combination and it respective action name. * * @default null */ keyConfigs?: { [key: string]: string }; /** * Specifies on which event keyboardEvents class should listen for key press. For ex., `keyup`, `keydown` or `keypress` * * @default 'keyup' */ eventName?: string; /** * Specifies the listener when keyboard actions is performed. * * @event 'keyAction' */ keyAction?: EmitType; }