import * as i0 from '@angular/core';

interface SdLoadingRef {
    readonly closed: boolean;
    close(): void;
}
declare class SdLoadingService {
    #private;
    private static readonly documentRecords;
    /** Inserted by Angular inject() migration for backwards compatibility. */
    constructor(...args: unknown[]);
    /** Starts loading for every current selector match and returns ownership of those exact hosts. */
    start: (selector?: string) => SdLoadingRef;
    /** Returns the first matched globally loading host, `false` for idle matches, or `null` when unavailable. */
    isLoading: (selector?: string) => Element | false | null;
    /** Releases the oldest exact-selector start, with a current-host fallback for legacy cross-selector calls. */
    stop: (selector?: string) => void;
    run<T>(task: () => T | PromiseLike<T>, selector?: string): Promise<T>;
    run<T>(task: PromiseLike<T>, selector?: string): Promise<T>;
    static ɵfac: i0.ɵɵFactoryDeclaration<SdLoadingService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<SdLoadingService>;
}

export { SdLoadingService };
export type { SdLoadingRef };