import type { AgStudioSelectorType } from '../../api/agStudioSelector';
import type { _AgComponentSelector } from 'ag-grid-enterprise';
import { Component } from '../core/component';
type LoadingState = 'soft' | 'hard' | 'none';
export declare class WidgetLoading extends Component {
    private readonly params;
    private delayTimeout?;
    private state;
    constructor(params: {
        cssClass: string;
        delay?: number;
    });
    postConstruct(): void;
    setState(state: LoadingState): void;
    destroy(): void;
}
export declare const WidgetLoadingSelector: _AgComponentSelector<AgStudioSelectorType>;
export {};