import { InjectionToken, Injector, OnDestroy, TemplateRef, Type } from '@angular/core';
import { Overlay } from '@angular/cdk/overlay';
import { ComponentType } from '@angular/cdk/portal';
import { CovalentSideSheetContainerComponent, _CovalentSideSheetContainerBase } from './side-sheet-container';
import { CovalentSideSheetRef } from './side-sheet-ref';
import { CovalentSideSheetConfig } from './side-sheet.config';
import * as i0 from "@angular/core";
export declare class _CovalentSideSheetBase<C extends _CovalentSideSheetContainerBase> implements OnDestroy {
    private _overlay;
    private _injector;
    private _defaultOptions;
    private _parentSideSheet;
    private _sideSheetRefConstructor;
    private _sideSheetContainerType;
    private _sideSheetDataToken;
    private _openSideSheetsAtThisLevel;
    private readonly _afterAllClosedAtThisLevel;
    private readonly _afterOpenedAtThisLevel;
    private _animationStateSubscriptions;
    private defaultSidebarConfig;
    constructor(_overlay: Overlay, _injector: Injector, _defaultOptions: CovalentSideSheetConfig | undefined, _parentSideSheet: _CovalentSideSheetBase<C> | undefined, _sideSheetRefConstructor: Type<CovalentSideSheetRef<any>>, _sideSheetContainerType: Type<C>, _sideSheetDataToken: InjectionToken<unknown>);
    /** Keeps track of the currently-open side-sheets. */
    get openSideSheets(): CovalentSideSheetRef<unknown>[];
    open<T, D = unknown, R = unknown>(componentOrTemplateRef: ComponentType<T> | TemplateRef<T>, config?: CovalentSideSheetConfig<D>): CovalentSideSheetRef<T, R>;
    ngOnDestroy(): void;
    /**
     * Closes all of the currently-open side-sheets.
     */
    closeAll(): void;
    private _createOverlay;
    /**
     * Attaches a container to a side-sheets's already-created overlay.
     * @param overlay Reference to the side-sheet's underlying overlay.
     * @param config The side-sheet configuration.
     * @returns A promise resolving to a ComponentRef for the attached container.
     */
    private _attachSideSheetContainer;
    /**
     * Attaches the user-provided component to the already-created side sheet container.
     * @param componentOrTemplateRef The type of component being loaded into the side-sheet,
     *     or a TemplateRef to instantiate as the content.
     * @param dialogContainer Reference to the wrapping side-sheet container.
     * @param overlayRef Reference to the overlay in which the side-sheet resides.
     * @param config The side-sheet configuration.
     * @returns A promise resolving to the CovalentSideSheetRef that should be returned to the user.
     */
    private _attachSideSheetContent;
    private _createInjector;
    /**
     * Removes a side sheet from the array of open side sheets.
     * @param sideSheetRef Side Sheet to be removed.
     */
    private _removeOpenSideSheet;
    /** Closes all of the side-sheet in an array. */
    private _closeSideSheets;
    static ɵfac: i0.ɵɵFactoryDeclaration<_CovalentSideSheetBase<any>, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<_CovalentSideSheetBase<any>, never, never, {}, {}, never, never, false, never>;
}
/**
 * Service to open Covalent Design side-sheet.
 */
export declare class CovalentSideSheet extends _CovalentSideSheetBase<CovalentSideSheetContainerComponent> {
    constructor(overlay: Overlay, injector: Injector, defaultOptions: CovalentSideSheetConfig, parentSideSheet: CovalentSideSheet);
    static ɵfac: i0.ɵɵFactoryDeclaration<CovalentSideSheet, [null, null, { optional: true; }, { optional: true; skipSelf: true; }]>;
    static ɵprov: i0.ɵɵInjectableDeclaration<CovalentSideSheet>;
}