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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { Overlay } from '@angular/cdk/overlay';
import { ComponentType } from '@angular/cdk/portal';
import { Injector, TemplateRef, InjectionToken, OnDestroy } from '@angular/core';
import { MatBottomSheetConfig } from './bottom-sheet-config';
import { MatBottomSheetRef } from './bottom-sheet-ref';
/** Injection token that can be used to specify default bottom sheet options. */
export declare const MAT_BOTTOM_SHEET_DEFAULT_OPTIONS: InjectionToken<MatBottomSheetConfig<any>>;
/**
* Service to trigger Material Design bottom sheets.
*/
export declare class MatBottomSheet implements OnDestroy {
private _overlay;
private _injector;
private _parentBottomSheet;
private _defaultOptions?;
private _bottomSheetRefAtThisLevel;
/** Reference to the currently opened bottom sheet. */
get _openedBottomSheetRef(): MatBottomSheetRef<any> | null;
set _openedBottomSheetRef(value: MatBottomSheetRef<any> | null);
constructor(_overlay: Overlay, _injector: Injector, _parentBottomSheet: MatBottomSheet, _defaultOptions?: MatBottomSheetConfig<any> | undefined);
/**
* Opens a bottom sheet containing the given component.
* @param component Type of the component to load into the bottom sheet.
* @param config Extra configuration options.
* @returns Reference to the newly-opened bottom sheet.
*/
open<T, D = any, R = any>(component: ComponentType<T>, config?: MatBottomSheetConfig<D>): MatBottomSheetRef<T, R>;
/**
* Opens a bottom sheet containing the given template.
* @param template TemplateRef to instantiate as the bottom sheet content.
* @param config Extra configuration options.
* @returns Reference to the newly-opened bottom sheet.
*/
open<T, D = any, R = any>(template: TemplateRef<T>, config?: MatBottomSheetConfig<D>): MatBottomSheetRef<T, R>;
/**
* Dismisses the currently-visible bottom sheet.
* @param result Data to pass to the bottom sheet instance.
*/
dismiss<R = any>(result?: R): void;
ngOnDestroy(): void;
/**
* Attaches the bottom sheet container component to the overlay.
*/
private _attachContainer;
/**
* Creates a new overlay and places it in the correct location.
* @param config The user-specified bottom sheet config.
*/
private _createOverlay;
/**
* Creates an injector to be used inside of a bottom sheet component.
* @param config Config that was used to create the bottom sheet.
* @param bottomSheetRef Reference to the bottom sheet.
*/
private _createInjector;
}