/**
 * @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
 */
(function (global, factory) {
	typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('rxjs'), require('@angular/core'), require('@angular/animations'), require('@angular/cdk/portal'), require('rxjs/operators'), require('@angular/cdk/overlay'), require('@angular/common'), require('@angular/material/core'), require('@angular/material/button'), require('@angular/cdk/a11y'), require('@angular/cdk/layout')) :
	typeof define === 'function' && define.amd ? define('@angular/material/snackBar', ['exports', 'rxjs', '@angular/core', '@angular/animations', '@angular/cdk/portal', 'rxjs/operators', '@angular/cdk/overlay', '@angular/common', '@angular/material/core', '@angular/material/button', '@angular/cdk/a11y', '@angular/cdk/layout'], factory) :
	(factory((global.ng = global.ng || {}, global.ng.material = global.ng.material || {}, global.ng.material.snackBar = {}),global.rxjs,global.ng.core,global.ng.animations,global.ng.cdk.portal,global.rxjs.operators,global.ng.cdk.overlay,global.ng.common,global.ng.material.core,global.ng.material.button,global.ng.cdk.a11y,global.ng.cdk.layout));
}(this, (function (exports,rxjs,core,animations,portal,operators,overlay,common,core$1,button,a11y,layout) { 'use strict';

/*! *****************************************************************************
Copyright (c) Microsoft Corporation. All rights reserved.
Licensed under the Apache License, Version 2.0 (the "License"); you may not use
this file except in compliance with the License. You may obtain a copy of the
License at http://www.apache.org/licenses/LICENSE-2.0

THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
MERCHANTABLITY OR NON-INFRINGEMENT.

See the Apache Version 2.0 License for specific language governing permissions
and limitations under the License.
***************************************************************************** */
/* global Reflect, Promise */

var extendStatics = function(d, b) {
    extendStatics = Object.setPrototypeOf ||
        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
    return extendStatics(d, b);
};

function __extends(d, b) {
    extendStatics(d, b);
    function __() { this.constructor = d; }
    d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
}

var __assign = function() {
    __assign = Object.assign || function __assign(t) {
        for (var s, i = 1, n = arguments.length; i < n; i++) {
            s = arguments[i];
            for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p)) t[p] = s[p];
        }
        return t;
    };
    return __assign.apply(this, arguments);
};

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
/**
 * Reference to a snack bar dispatched from the snack bar service.
 * @template T
 */
var   /**
 * Reference to a snack bar dispatched from the snack bar service.
 * @template T
 */
MatSnackBarRef = /** @class */ (function () {
    function MatSnackBarRef(containerInstance, _overlayRef) {
        var _this = this;
        this._overlayRef = _overlayRef;
        /**
         * Subject for notifying the user that the snack bar has been dismissed.
         */
        this._afterDismissed = new rxjs.Subject();
        /**
         * Subject for notifying the user that the snack bar has opened and appeared.
         */
        this._afterOpened = new rxjs.Subject();
        /**
         * Subject for notifying the user that the snack bar action was called.
         */
        this._onAction = new rxjs.Subject();
        /**
         * Whether the snack bar was dismissed using the action button.
         */
        this._dismissedByAction = false;
        this.containerInstance = containerInstance;
        // Dismiss snackbar on action.
        this.onAction().subscribe(function () { return _this.dismiss(); });
        containerInstance._onExit.subscribe(function () { return _this._finishDismiss(); });
    }
    /** Dismisses the snack bar. */
    /**
     * Dismisses the snack bar.
     * @return {?}
     */
    MatSnackBarRef.prototype.dismiss = /**
     * Dismisses the snack bar.
     * @return {?}
     */
    function () {
        if (!this._afterDismissed.closed) {
            this.containerInstance.exit();
        }
        clearTimeout(this._durationTimeoutId);
    };
    /** Marks the snackbar action clicked. */
    /**
     * Marks the snackbar action clicked.
     * @return {?}
     */
    MatSnackBarRef.prototype.dismissWithAction = /**
     * Marks the snackbar action clicked.
     * @return {?}
     */
    function () {
        if (!this._onAction.closed) {
            this._dismissedByAction = true;
            this._onAction.next();
            this._onAction.complete();
        }
    };
    /**
     * Marks the snackbar action clicked.
     * @deprecated Use `dismissWithAction` instead.
     * @breaking-change 8.0.0
     */
    /**
     * Marks the snackbar action clicked.
     * @deprecated Use `dismissWithAction` instead.
     * \@breaking-change 8.0.0
     * @return {?}
     */
    MatSnackBarRef.prototype.closeWithAction = /**
     * Marks the snackbar action clicked.
     * @deprecated Use `dismissWithAction` instead.
     * \@breaking-change 8.0.0
     * @return {?}
     */
    function () {
        this.dismissWithAction();
    };
    /** Dismisses the snack bar after some duration */
    /**
     * Dismisses the snack bar after some duration
     * @param {?} duration
     * @return {?}
     */
    MatSnackBarRef.prototype._dismissAfter = /**
     * Dismisses the snack bar after some duration
     * @param {?} duration
     * @return {?}
     */
    function (duration) {
        var _this = this;
        this._durationTimeoutId = setTimeout(function () { return _this.dismiss(); }, duration);
    };
    /** Marks the snackbar as opened */
    /**
     * Marks the snackbar as opened
     * @return {?}
     */
    MatSnackBarRef.prototype._open = /**
     * Marks the snackbar as opened
     * @return {?}
     */
    function () {
        if (!this._afterOpened.closed) {
            this._afterOpened.next();
            this._afterOpened.complete();
        }
    };
    /** Cleans up the DOM after closing. */
    /**
     * Cleans up the DOM after closing.
     * @private
     * @return {?}
     */
    MatSnackBarRef.prototype._finishDismiss = /**
     * Cleans up the DOM after closing.
     * @private
     * @return {?}
     */
    function () {
        this._overlayRef.dispose();
        if (!this._onAction.closed) {
            this._onAction.complete();
        }
        this._afterDismissed.next({ dismissedByAction: this._dismissedByAction });
        this._afterDismissed.complete();
        this._dismissedByAction = false;
    };
    /** Gets an observable that is notified when the snack bar is finished closing. */
    /**
     * Gets an observable that is notified when the snack bar is finished closing.
     * @return {?}
     */
    MatSnackBarRef.prototype.afterDismissed = /**
     * Gets an observable that is notified when the snack bar is finished closing.
     * @return {?}
     */
    function () {
        return this._afterDismissed.asObservable();
    };
    /** Gets an observable that is notified when the snack bar has opened and appeared. */
    /**
     * Gets an observable that is notified when the snack bar has opened and appeared.
     * @return {?}
     */
    MatSnackBarRef.prototype.afterOpened = /**
     * Gets an observable that is notified when the snack bar has opened and appeared.
     * @return {?}
     */
    function () {
        return this.containerInstance._onEnter;
    };
    /** Gets an observable that is notified when the snack bar action is called. */
    /**
     * Gets an observable that is notified when the snack bar action is called.
     * @return {?}
     */
    MatSnackBarRef.prototype.onAction = /**
     * Gets an observable that is notified when the snack bar action is called.
     * @return {?}
     */
    function () {
        return this._onAction.asObservable();
    };
    return MatSnackBarRef;
}());

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
/**
 * Injection token that can be used to access the data that was passed in to a snack bar.
 * @type {?}
 */
var MAT_SNACK_BAR_DATA = new core.InjectionToken('MatSnackBarData');
/**
 * Configuration used when opening a snack-bar.
 * @template D
 */
var   /**
 * Configuration used when opening a snack-bar.
 * @template D
 */
MatSnackBarConfig = /** @class */ (function () {
    function MatSnackBarConfig() {
        /**
         * The politeness level for the MatAriaLiveAnnouncer announcement.
         */
        this.politeness = 'assertive';
        /**
         * Message to be announced by the LiveAnnouncer. When opening a snackbar without a custom
         * component or template, the announcement message will default to the specified message.
         */
        this.announcementMessage = '';
        /**
         * The length of time in milliseconds to wait before automatically dismissing the snack bar.
         */
        this.duration = 0;
        /**
         * Data being injected into the child component.
         */
        this.data = null;
        /**
         * The horizontal position to place the snack bar.
         */
        this.horizontalPosition = 'center';
        /**
         * The vertical position to place the snack bar.
         */
        this.verticalPosition = 'bottom';
    }
    return MatSnackBarConfig;
}());

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
/**
 * A component used to open as the default snack bar, matching material spec.
 * This should only be used internally by the snack bar service.
 */
var SimpleSnackBar = /** @class */ (function () {
    function SimpleSnackBar(snackBarRef, data) {
        this.snackBarRef = snackBarRef;
        this.data = data;
    }
    /** Performs the action on the snack bar. */
    /**
     * Performs the action on the snack bar.
     * @return {?}
     */
    SimpleSnackBar.prototype.action = /**
     * Performs the action on the snack bar.
     * @return {?}
     */
    function () {
        this.snackBarRef.dismissWithAction();
    };
    Object.defineProperty(SimpleSnackBar.prototype, "hasAction", {
        /** If the action button should be shown. */
        get: /**
         * If the action button should be shown.
         * @return {?}
         */
        function () {
            return !!this.data.action;
        },
        enumerable: true,
        configurable: true
    });
    SimpleSnackBar.decorators = [
        { type: core.Component, args: [{selector: 'simple-snack-bar',
                    template: "<span>{{data.message}}</span><div class=\"mat-simple-snackbar-action\" *ngIf=\"hasAction\"><button mat-button (click)=\"action()\">{{data.action}}</button></div>",
                    styles: [".mat-simple-snackbar{display:flex;justify-content:space-between;align-items:center;height:100%;line-height:20px;opacity:1}.mat-simple-snackbar-action{flex-shrink:0;margin:-8px -8px -8px 8px}.mat-simple-snackbar-action button{max-height:36px;min-width:0}[dir=rtl] .mat-simple-snackbar-action{margin-left:-8px;margin-right:8px}"],
                    encapsulation: core.ViewEncapsulation.None,
                    changeDetection: core.ChangeDetectionStrategy.OnPush,
                    host: {
                        'class': 'mat-simple-snackbar',
                    }
                },] },
    ];
    /** @nocollapse */
    SimpleSnackBar.ctorParameters = function () { return [
        { type: MatSnackBarRef },
        { type: undefined, decorators: [{ type: core.Inject, args: [MAT_SNACK_BAR_DATA,] }] }
    ]; };
    return SimpleSnackBar;
}());

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
/**
 * Animations used by the Material snack bar.
 * \@docs-private
 * @type {?}
 */
var matSnackBarAnimations = {
    /**
     * Animation that shows and hides a snack bar.
     */
    snackBarState: animations.trigger('state', [
        animations.state('void, hidden', animations.style({
            transform: 'scale(0.8)',
            opacity: 0,
        })),
        animations.state('visible', animations.style({
            transform: 'scale(1)',
            opacity: 1,
        })),
        animations.transition('* => visible', animations.animate('150ms cubic-bezier(0, 0, 0.2, 1)')),
        animations.transition('* => void, * => hidden', animations.animate('75ms cubic-bezier(0.4, 0.0, 1, 1)', animations.style({
            opacity: 0
        }))),
    ])
};

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
/**
 * Internal component that wraps user-provided snack bar content.
 * \@docs-private
 */
var MatSnackBarContainer = /** @class */ (function (_super) {
    __extends(MatSnackBarContainer, _super);
    function MatSnackBarContainer(_ngZone, _elementRef, _changeDetectorRef, snackBarConfig) {
        var _this = _super.call(this) || this;
        _this._ngZone = _ngZone;
        _this._elementRef = _elementRef;
        _this._changeDetectorRef = _changeDetectorRef;
        _this.snackBarConfig = snackBarConfig;
        /**
         * Whether the component has been destroyed.
         */
        _this._destroyed = false;
        /**
         * Subject for notifying that the snack bar has exited from view.
         */
        _this._onExit = new rxjs.Subject();
        /**
         * Subject for notifying that the snack bar has finished entering the view.
         */
        _this._onEnter = new rxjs.Subject();
        /**
         * The state of the snack bar animations.
         */
        _this._animationState = 'void';
        // Based on the ARIA spec, `alert` and `status` roles have an
        // implicit `assertive` and `polite` politeness respectively.
        if (snackBarConfig.politeness === 'assertive' && !snackBarConfig.announcementMessage) {
            _this._role = 'alert';
        }
        else if (snackBarConfig.politeness === 'off') {
            _this._role = null;
        }
        else {
            _this._role = 'status';
        }
        return _this;
    }
    /** Attach a component portal as content to this snack bar container. */
    /**
     * Attach a component portal as content to this snack bar container.
     * @template T
     * @param {?} portal
     * @return {?}
     */
    MatSnackBarContainer.prototype.attachComponentPortal = /**
     * Attach a component portal as content to this snack bar container.
     * @template T
     * @param {?} portal
     * @return {?}
     */
    function (portal$$1) {
        this._assertNotAttached();
        this._applySnackBarClasses();
        return this._portalOutlet.attachComponentPortal(portal$$1);
    };
    /** Attach a template portal as content to this snack bar container. */
    /**
     * Attach a template portal as content to this snack bar container.
     * @template C
     * @param {?} portal
     * @return {?}
     */
    MatSnackBarContainer.prototype.attachTemplatePortal = /**
     * Attach a template portal as content to this snack bar container.
     * @template C
     * @param {?} portal
     * @return {?}
     */
    function (portal$$1) {
        this._assertNotAttached();
        this._applySnackBarClasses();
        return this._portalOutlet.attachTemplatePortal(portal$$1);
    };
    /** Handle end of animations, updating the state of the snackbar. */
    /**
     * Handle end of animations, updating the state of the snackbar.
     * @param {?} event
     * @return {?}
     */
    MatSnackBarContainer.prototype.onAnimationEnd = /**
     * Handle end of animations, updating the state of the snackbar.
     * @param {?} event
     * @return {?}
     */
    function (event) {
        var fromState = event.fromState, toState = event.toState;
        if ((toState === 'void' && fromState !== 'void') || toState === 'hidden') {
            this._completeExit();
        }
        if (toState === 'visible') {
            // Note: we shouldn't use `this` inside the zone callback,
            // because it can cause a memory leak.
            /** @type {?} */
            var onEnter_1 = this._onEnter;
            this._ngZone.run(function () {
                onEnter_1.next();
                onEnter_1.complete();
            });
        }
    };
    /** Begin animation of snack bar entrance into view. */
    /**
     * Begin animation of snack bar entrance into view.
     * @return {?}
     */
    MatSnackBarContainer.prototype.enter = /**
     * Begin animation of snack bar entrance into view.
     * @return {?}
     */
    function () {
        if (!this._destroyed) {
            this._animationState = 'visible';
            this._changeDetectorRef.detectChanges();
        }
    };
    /** Begin animation of the snack bar exiting from view. */
    /**
     * Begin animation of the snack bar exiting from view.
     * @return {?}
     */
    MatSnackBarContainer.prototype.exit = /**
     * Begin animation of the snack bar exiting from view.
     * @return {?}
     */
    function () {
        // Note: this one transitions to `hidden`, rather than `void`, in order to handle the case
        // where multiple snack bars are opened in quick succession (e.g. two consecutive calls to
        // `MatSnackBar.open`).
        this._animationState = 'hidden';
        return this._onExit;
    };
    /** Makes sure the exit callbacks have been invoked when the element is destroyed. */
    /**
     * Makes sure the exit callbacks have been invoked when the element is destroyed.
     * @return {?}
     */
    MatSnackBarContainer.prototype.ngOnDestroy = /**
     * Makes sure the exit callbacks have been invoked when the element is destroyed.
     * @return {?}
     */
    function () {
        this._destroyed = true;
        this._completeExit();
    };
    /**
     * Waits for the zone to settle before removing the element. Helps prevent
     * errors where we end up removing an element which is in the middle of an animation.
     */
    /**
     * Waits for the zone to settle before removing the element. Helps prevent
     * errors where we end up removing an element which is in the middle of an animation.
     * @private
     * @return {?}
     */
    MatSnackBarContainer.prototype._completeExit = /**
     * Waits for the zone to settle before removing the element. Helps prevent
     * errors where we end up removing an element which is in the middle of an animation.
     * @private
     * @return {?}
     */
    function () {
        var _this = this;
        this._ngZone.onMicrotaskEmpty.asObservable().pipe(operators.take(1)).subscribe(function () {
            _this._onExit.next();
            _this._onExit.complete();
        });
    };
    /** Applies the various positioning and user-configured CSS classes to the snack bar. */
    /**
     * Applies the various positioning and user-configured CSS classes to the snack bar.
     * @private
     * @return {?}
     */
    MatSnackBarContainer.prototype._applySnackBarClasses = /**
     * Applies the various positioning and user-configured CSS classes to the snack bar.
     * @private
     * @return {?}
     */
    function () {
        /** @type {?} */
        var element = this._elementRef.nativeElement;
        /** @type {?} */
        var panelClasses = this.snackBarConfig.panelClass;
        if (panelClasses) {
            if (Array.isArray(panelClasses)) {
                // Note that we can't use a spread here, because IE doesn't support multiple arguments.
                panelClasses.forEach(function (cssClass) { return element.classList.add(cssClass); });
            }
            else {
                element.classList.add(panelClasses);
            }
        }
        if (this.snackBarConfig.horizontalPosition === 'center') {
            element.classList.add('mat-snack-bar-center');
        }
        if (this.snackBarConfig.verticalPosition === 'top') {
            element.classList.add('mat-snack-bar-top');
        }
    };
    /** Asserts that no content is already attached to the container. */
    /**
     * Asserts that no content is already attached to the container.
     * @private
     * @return {?}
     */
    MatSnackBarContainer.prototype._assertNotAttached = /**
     * Asserts that no content is already attached to the container.
     * @private
     * @return {?}
     */
    function () {
        if (this._portalOutlet.hasAttached()) {
            throw Error('Attempting to attach snack bar content after content is already attached');
        }
    };
    MatSnackBarContainer.decorators = [
        { type: core.Component, args: [{selector: 'snack-bar-container',
                    template: "<ng-template cdkPortalOutlet></ng-template>",
                    styles: [".mat-snack-bar-container{border-radius:4px;box-sizing:border-box;display:block;margin:24px;max-width:33vw;min-width:344px;padding:14px 16px;min-height:48px;transform-origin:center}@media screen and (-ms-high-contrast:active){.mat-snack-bar-container{border:solid 1px}}.mat-snack-bar-handset{width:100%}.mat-snack-bar-handset .mat-snack-bar-container{margin:8px;max-width:100%;min-width:0;width:100%}"],
                    changeDetection: core.ChangeDetectionStrategy.OnPush,
                    encapsulation: core.ViewEncapsulation.None,
                    animations: [matSnackBarAnimations.snackBarState],
                    host: {
                        '[attr.role]': '_role',
                        'class': 'mat-snack-bar-container',
                        '[@state]': '_animationState',
                        '(@state.done)': 'onAnimationEnd($event)'
                    },
                },] },
    ];
    /** @nocollapse */
    MatSnackBarContainer.ctorParameters = function () { return [
        { type: core.NgZone },
        { type: core.ElementRef },
        { type: core.ChangeDetectorRef },
        { type: MatSnackBarConfig }
    ]; };
    MatSnackBarContainer.propDecorators = {
        _portalOutlet: [{ type: core.ViewChild, args: [portal.CdkPortalOutlet,] }]
    };
    return MatSnackBarContainer;
}(portal.BasePortalOutlet));

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
var MatSnackBarModule = /** @class */ (function () {
    function MatSnackBarModule() {
    }
    MatSnackBarModule.decorators = [
        { type: core.NgModule, args: [{
                    imports: [
                        overlay.OverlayModule,
                        portal.PortalModule,
                        common.CommonModule,
                        button.MatButtonModule,
                        core$1.MatCommonModule,
                    ],
                    exports: [MatSnackBarContainer, core$1.MatCommonModule],
                    declarations: [MatSnackBarContainer, SimpleSnackBar],
                    entryComponents: [MatSnackBarContainer, SimpleSnackBar],
                },] },
    ];
    return MatSnackBarModule;
}());

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
/**
 * Injection token that can be used to specify default snack bar.
 * @type {?}
 */
var MAT_SNACK_BAR_DEFAULT_OPTIONS = new core.InjectionToken('mat-snack-bar-default-options', {
    providedIn: 'root',
    factory: MAT_SNACK_BAR_DEFAULT_OPTIONS_FACTORY,
});
/**
 * \@docs-private
 * @return {?}
 */
function MAT_SNACK_BAR_DEFAULT_OPTIONS_FACTORY() {
    return new MatSnackBarConfig();
}
/**
 * Service to dispatch Material Design snack bar messages.
 */
var MatSnackBar = /** @class */ (function () {
    function MatSnackBar(_overlay, _live, _injector, _breakpointObserver, _parentSnackBar, _defaultConfig) {
        this._overlay = _overlay;
        this._live = _live;
        this._injector = _injector;
        this._breakpointObserver = _breakpointObserver;
        this._parentSnackBar = _parentSnackBar;
        this._defaultConfig = _defaultConfig;
        /**
         * Reference to the current snack bar in the view *at this level* (in the Angular injector tree).
         * If there is a parent snack-bar service, all operations should delegate to that parent
         * via `_openedSnackBarRef`.
         */
        this._snackBarRefAtThisLevel = null;
    }
    Object.defineProperty(MatSnackBar.prototype, "_openedSnackBarRef", {
        /** Reference to the currently opened snackbar at *any* level. */
        get: /**
         * Reference to the currently opened snackbar at *any* level.
         * @return {?}
         */
        function () {
            /** @type {?} */
            var parent = this._parentSnackBar;
            return parent ? parent._openedSnackBarRef : this._snackBarRefAtThisLevel;
        },
        set: /**
         * @param {?} value
         * @return {?}
         */
        function (value) {
            if (this._parentSnackBar) {
                this._parentSnackBar._openedSnackBarRef = value;
            }
            else {
                this._snackBarRefAtThisLevel = value;
            }
        },
        enumerable: true,
        configurable: true
    });
    /**
     * Creates and dispatches a snack bar with a custom component for the content, removing any
     * currently opened snack bars.
     *
     * @param component Component to be instantiated.
     * @param config Extra configuration for the snack bar.
     */
    /**
     * Creates and dispatches a snack bar with a custom component for the content, removing any
     * currently opened snack bars.
     *
     * @template T
     * @param {?} component Component to be instantiated.
     * @param {?=} config Extra configuration for the snack bar.
     * @return {?}
     */
    MatSnackBar.prototype.openFromComponent = /**
     * Creates and dispatches a snack bar with a custom component for the content, removing any
     * currently opened snack bars.
     *
     * @template T
     * @param {?} component Component to be instantiated.
     * @param {?=} config Extra configuration for the snack bar.
     * @return {?}
     */
    function (component, config) {
        return (/** @type {?} */ (this._attach(component, config)));
    };
    /**
     * Creates and dispatches a snack bar with a custom template for the content, removing any
     * currently opened snack bars.
     *
     * @param template Template to be instantiated.
     * @param config Extra configuration for the snack bar.
     */
    /**
     * Creates and dispatches a snack bar with a custom template for the content, removing any
     * currently opened snack bars.
     *
     * @param {?} template Template to be instantiated.
     * @param {?=} config Extra configuration for the snack bar.
     * @return {?}
     */
    MatSnackBar.prototype.openFromTemplate = /**
     * Creates and dispatches a snack bar with a custom template for the content, removing any
     * currently opened snack bars.
     *
     * @param {?} template Template to be instantiated.
     * @param {?=} config Extra configuration for the snack bar.
     * @return {?}
     */
    function (template, config) {
        return this._attach(template, config);
    };
    /**
     * Opens a snackbar with a message and an optional action.
     * @param message The message to show in the snackbar.
     * @param action The label for the snackbar action.
     * @param config Additional configuration options for the snackbar.
     */
    /**
     * Opens a snackbar with a message and an optional action.
     * @param {?} message The message to show in the snackbar.
     * @param {?=} action The label for the snackbar action.
     * @param {?=} config Additional configuration options for the snackbar.
     * @return {?}
     */
    MatSnackBar.prototype.open = /**
     * Opens a snackbar with a message and an optional action.
     * @param {?} message The message to show in the snackbar.
     * @param {?=} action The label for the snackbar action.
     * @param {?=} config Additional configuration options for the snackbar.
     * @return {?}
     */
    function (message, action, config) {
        if (action === void 0) { action = ''; }
        /** @type {?} */
        var _config = __assign({}, this._defaultConfig, config);
        // Since the user doesn't have access to the component, we can
        // override the data to pass in our own message and action.
        _config.data = { message: message, action: action };
        if (!_config.announcementMessage) {
            _config.announcementMessage = message;
        }
        return this.openFromComponent(SimpleSnackBar, _config);
    };
    /**
     * Dismisses the currently-visible snack bar.
     */
    /**
     * Dismisses the currently-visible snack bar.
     * @return {?}
     */
    MatSnackBar.prototype.dismiss = /**
     * Dismisses the currently-visible snack bar.
     * @return {?}
     */
    function () {
        if (this._openedSnackBarRef) {
            this._openedSnackBarRef.dismiss();
        }
    };
    /**
     * @return {?}
     */
    MatSnackBar.prototype.ngOnDestroy = /**
     * @return {?}
     */
    function () {
        // Only dismiss the snack bar at the current level on destroy.
        if (this._snackBarRefAtThisLevel) {
            this._snackBarRefAtThisLevel.dismiss();
        }
    };
    /**
     * Attaches the snack bar container component to the overlay.
     */
    /**
     * Attaches the snack bar container component to the overlay.
     * @private
     * @param {?} overlayRef
     * @param {?} config
     * @return {?}
     */
    MatSnackBar.prototype._attachSnackBarContainer = /**
     * Attaches the snack bar container component to the overlay.
     * @private
     * @param {?} overlayRef
     * @param {?} config
     * @return {?}
     */
    function (overlayRef, config) {
        /** @type {?} */
        var userInjector = config && config.viewContainerRef && config.viewContainerRef.injector;
        /** @type {?} */
        var injector = new portal.PortalInjector(userInjector || this._injector, new WeakMap([
            [MatSnackBarConfig, config]
        ]));
        /** @type {?} */
        var containerPortal = new portal.ComponentPortal(MatSnackBarContainer, config.viewContainerRef, injector);
        /** @type {?} */
        var containerRef = overlayRef.attach(containerPortal);
        containerRef.instance.snackBarConfig = config;
        return containerRef.instance;
    };
    /**
     * Places a new component or a template as the content of the snack bar container.
     */
    /**
     * Places a new component or a template as the content of the snack bar container.
     * @private
     * @template T
     * @param {?} content
     * @param {?=} userConfig
     * @return {?}
     */
    MatSnackBar.prototype._attach = /**
     * Places a new component or a template as the content of the snack bar container.
     * @private
     * @template T
     * @param {?} content
     * @param {?=} userConfig
     * @return {?}
     */
    function (content, userConfig) {
        /** @type {?} */
        var config = __assign({}, new MatSnackBarConfig(), this._defaultConfig, userConfig);
        /** @type {?} */
        var overlayRef = this._createOverlay(config);
        /** @type {?} */
        var container = this._attachSnackBarContainer(overlayRef, config);
        /** @type {?} */
        var snackBarRef = new MatSnackBarRef(container, overlayRef);
        if (content instanceof core.TemplateRef) {
            /** @type {?} */
            var portal$$1 = new portal.TemplatePortal(content, (/** @type {?} */ (null)), (/** @type {?} */ ({
                $implicit: config.data,
                snackBarRef: snackBarRef
            })));
            snackBarRef.instance = container.attachTemplatePortal(portal$$1);
        }
        else {
            /** @type {?} */
            var injector = this._createInjector(config, snackBarRef);
            /** @type {?} */
            var portal$$1 = new portal.ComponentPortal(content, undefined, injector);
            /** @type {?} */
            var contentRef = container.attachComponentPortal(portal$$1);
            // We can't pass this via the injector, because the injector is created earlier.
            snackBarRef.instance = contentRef.instance;
        }
        // Subscribe to the breakpoint observer and attach the mat-snack-bar-handset class as
        // appropriate. This class is applied to the overlay element because the overlay must expand to
        // fill the width of the screen for full width snackbars.
        this._breakpointObserver.observe(layout.Breakpoints.Handset).pipe(operators.takeUntil(overlayRef.detachments().pipe(operators.take(1)))).subscribe(function (state$$1) {
            if (state$$1.matches) {
                overlayRef.overlayElement.classList.add('mat-snack-bar-handset');
            }
            else {
                overlayRef.overlayElement.classList.remove('mat-snack-bar-handset');
            }
        });
        this._animateSnackBar(snackBarRef, config);
        this._openedSnackBarRef = snackBarRef;
        return this._openedSnackBarRef;
    };
    /** Animates the old snack bar out and the new one in. */
    /**
     * Animates the old snack bar out and the new one in.
     * @private
     * @param {?} snackBarRef
     * @param {?} config
     * @return {?}
     */
    MatSnackBar.prototype._animateSnackBar = /**
     * Animates the old snack bar out and the new one in.
     * @private
     * @param {?} snackBarRef
     * @param {?} config
     * @return {?}
     */
    function (snackBarRef, config) {
        var _this = this;
        // When the snackbar is dismissed, clear the reference to it.
        snackBarRef.afterDismissed().subscribe(function () {
            // Clear the snackbar ref if it hasn't already been replaced by a newer snackbar.
            if (_this._openedSnackBarRef == snackBarRef) {
                _this._openedSnackBarRef = null;
            }
            if (config.announcementMessage) {
                _this._live.clear();
            }
        });
        if (this._openedSnackBarRef) {
            // If a snack bar is already in view, dismiss it and enter the
            // new snack bar after exit animation is complete.
            this._openedSnackBarRef.afterDismissed().subscribe(function () {
                snackBarRef.containerInstance.enter();
            });
            this._openedSnackBarRef.dismiss();
        }
        else {
            // If no snack bar is in view, enter the new snack bar.
            snackBarRef.containerInstance.enter();
        }
        // If a dismiss timeout is provided, set up dismiss based on after the snackbar is opened.
        if (config.duration && config.duration > 0) {
            snackBarRef.afterOpened().subscribe(function () { return snackBarRef._dismissAfter((/** @type {?} */ (config.duration))); });
        }
        if (config.announcementMessage) {
            this._live.announce(config.announcementMessage, config.politeness);
        }
    };
    /**
     * Creates a new overlay and places it in the correct location.
     * @param config The user-specified snack bar config.
     */
    /**
     * Creates a new overlay and places it in the correct location.
     * @private
     * @param {?} config The user-specified snack bar config.
     * @return {?}
     */
    MatSnackBar.prototype._createOverlay = /**
     * Creates a new overlay and places it in the correct location.
     * @private
     * @param {?} config The user-specified snack bar config.
     * @return {?}
     */
    function (config) {
        /** @type {?} */
        var overlayConfig = new overlay.OverlayConfig();
        overlayConfig.direction = config.direction;
        /** @type {?} */
        var positionStrategy = this._overlay.position().global();
        // Set horizontal position.
        /** @type {?} */
        var isRtl = config.direction === 'rtl';
        /** @type {?} */
        var isLeft = (config.horizontalPosition === 'left' ||
            (config.horizontalPosition === 'start' && !isRtl) ||
            (config.horizontalPosition === 'end' && isRtl));
        /** @type {?} */
        var isRight = !isLeft && config.horizontalPosition !== 'center';
        if (isLeft) {
            positionStrategy.left('0');
        }
        else if (isRight) {
            positionStrategy.right('0');
        }
        else {
            positionStrategy.centerHorizontally();
        }
        // Set horizontal position.
        if (config.verticalPosition === 'top') {
            positionStrategy.top('0');
        }
        else {
            positionStrategy.bottom('0');
        }
        overlayConfig.positionStrategy = positionStrategy;
        return this._overlay.create(overlayConfig);
    };
    /**
     * Creates an injector to be used inside of a snack bar component.
     * @param config Config that was used to create the snack bar.
     * @param snackBarRef Reference to the snack bar.
     */
    /**
     * Creates an injector to be used inside of a snack bar component.
     * @private
     * @template T
     * @param {?} config Config that was used to create the snack bar.
     * @param {?} snackBarRef Reference to the snack bar.
     * @return {?}
     */
    MatSnackBar.prototype._createInjector = /**
     * Creates an injector to be used inside of a snack bar component.
     * @private
     * @template T
     * @param {?} config Config that was used to create the snack bar.
     * @param {?} snackBarRef Reference to the snack bar.
     * @return {?}
     */
    function (config, snackBarRef) {
        /** @type {?} */
        var userInjector = config && config.viewContainerRef && config.viewContainerRef.injector;
        return new portal.PortalInjector(userInjector || this._injector, new WeakMap([
            [MatSnackBarRef, snackBarRef],
            [MAT_SNACK_BAR_DATA, config.data]
        ]));
    };
    MatSnackBar.decorators = [
        { type: core.Injectable, args: [{ providedIn: MatSnackBarModule },] },
    ];
    /** @nocollapse */
    MatSnackBar.ctorParameters = function () { return [
        { type: overlay.Overlay },
        { type: a11y.LiveAnnouncer },
        { type: core.Injector },
        { type: layout.BreakpointObserver },
        { type: MatSnackBar, decorators: [{ type: core.Optional }, { type: core.SkipSelf }] },
        { type: MatSnackBarConfig, decorators: [{ type: core.Inject, args: [MAT_SNACK_BAR_DEFAULT_OPTIONS,] }] }
    ]; };
    /** @nocollapse */ MatSnackBar.ngInjectableDef = core.defineInjectable({ factory: function MatSnackBar_Factory() { return new MatSnackBar(core.inject(overlay.Overlay), core.inject(a11y.LiveAnnouncer), core.inject(core.INJECTOR), core.inject(layout.BreakpointObserver), core.inject(MatSnackBar, 12), core.inject(MAT_SNACK_BAR_DEFAULT_OPTIONS)); }, token: MatSnackBar, providedIn: MatSnackBarModule });
    return MatSnackBar;
}());

exports.MatSnackBarModule = MatSnackBarModule;
exports.MAT_SNACK_BAR_DEFAULT_OPTIONS_FACTORY = MAT_SNACK_BAR_DEFAULT_OPTIONS_FACTORY;
exports.MAT_SNACK_BAR_DEFAULT_OPTIONS = MAT_SNACK_BAR_DEFAULT_OPTIONS;
exports.MatSnackBar = MatSnackBar;
exports.MatSnackBarContainer = MatSnackBarContainer;
exports.MAT_SNACK_BAR_DATA = MAT_SNACK_BAR_DATA;
exports.MatSnackBarConfig = MatSnackBarConfig;
exports.MatSnackBarRef = MatSnackBarRef;
exports.SimpleSnackBar = SimpleSnackBar;
exports.matSnackBarAnimations = matSnackBarAnimations;

Object.defineProperty(exports, '__esModule', { value: true });

})));
//# sourceMappingURL=material-snack-bar.umd.js.map
