text: (function (global, factory) {
      typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('@angular/cdk/overlay'), require('@angular/cdk/portal'), require('@angular/core'), require('@angular/material/core'), require('tslib'), require('@angular/cdk/bidi'), require('@angular/common'), require('rxjs'), require('rxjs/operators'), require('@angular/animations'), require('@angular/cdk/a11y'), require('@angular/cdk/keycodes')) :
      typeof define === 'function' && define.amd ? define('@angular/material/dialog', ['exports', '@angular/cdk/overlay', '@angular/cdk/portal', '@angular/core', '@angular/material/core', 'tslib', '@angular/cdk/bidi', '@angular/common', 'rxjs', 'rxjs/operators', '@angular/animations', '@angular/cdk/a11y', '@angular/cdk/keycodes'], factory) :
      (global = global || self, factory((global.ng = global.ng || {}, global.ng.material = global.ng.material || {}, global.ng.material.dialog = {}), global.ng.cdk.overlay, global.ng.cdk.portal, global.ng.core, global.ng.material.core, global.tslib, global.ng.cdk.bidi, global.ng.common, global.rxjs, global.rxjs.operators, global.ng.animations, global.ng.cdk.a11y, global.ng.cdk.keycodes));
  }(this, (function (exports, overlay, portal, core, core$1, tslib, bidi, common, rxjs, operators, animations, a11y, keycodes) { 'use strict';
  
      /**
       * @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
       */
      /**
       * Configuration for opening a modal dialog with the MatDialog service.
       */
      var MatDialogConfig = /** @class */ (function () {
          function MatDialogConfig() {
              /** The ARIA role of the dialog element. */
              this.role = 'dialog';
              /** Custom class for the overlay pane. */
              this.panelClass = '';
              /** Whether the dialog has a backdrop. */
              this.hasBackdrop = true;
              /** Custom class for the backdrop. */
              this.backdropClass = '';
              /** Whether the user can use escape or clicking on the backdrop to close the modal. */
              this.disableClose = false;
              /** Width of the dialog. */
              this.width = '';
              /** Height of the dialog. */
              this.height = '';
              /** Max-width of the dialog. If a number is provided, assumes pixel units. Defaults to 80vw. */
              this.maxWidth = '80vw';
              /** Data being injected into the child component. */
              this.data = null;
              /** ID of the element that describes the dialog. */
              this.ariaDescribedBy = null;
              /** ID of the element that labels the dialog. */
              this.ariaLabelledBy = null;
              /** Aria label to assign to the dialog element. */
              this.ariaLabel = null;
              /** Whether the dialog should focus the first focusable element on open. */
              this.autoFocus = true;
              /**
               * Whether the dialog should restore focus to the
               * previously-focused element, after it's closed.
               */
              this.restoreFocus = true;
              /**
               * Whether the dialog should close when the user goes backwards/forwards in history.
               * Note that this usually doesn't include clicking on links (unless the user is using
               * the `HashLocationStrategy`).
               */
              this.closeOnNavigation = true;
              // TODO(jelbourn): add configuration for lifecycle hooks, ARIA labelling.
          }
          return MatDialogConfig;
      }());
  
      /**
       * @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
       */
      /**
       * Animations used by MatDialog.
       * @docs-private
       */
      var matDialogAnimations = {
          /** Animation that is applied on the dialog container by defalt. */
          dialogContainer: animations.trigger('dialogContainer', [
              // Note: The `enter` animation transitions to `transform: none`, because for some reason
              // specifying the transform explicitly, causes IE both to blur the dialog content and
              // decimate the animation performance. Leaving it as `none` solves both issues.
              animations.state('void, exit', animations.style({ opacity: 0, transform: 'scale(0.7)' })),
              animations.state('enter', animations.style({ transform: 'none' })),
              animations.transition('* => enter', animations.animate('150ms cubic-bezier(0, 0, 0.2, 1)', animations.style({ transform: 'none', opacity: 1 }))),
              animations.transition('* => void, * => exit', animations.animate('75ms cubic-bezier(0.4, 0.0, 0.2, 1)', animations.style({ opacity: 0 }))),
          ])
      };
  
      /**
       * @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
       */
      /**
       * Throws an exception for the case when a ComponentPortal is
       * attached to a DomPortalOutlet without an origin.
       * @docs-private
       */
      function throwMatDialogContentAlreadyAttachedError() {
          throw Error('Attempting to attach dialog content after content is already attached');
      }
      /**
       * Internal component that wraps user-provided dialog content.
       * Animation is based on https://material.io/guidelines/motion/choreography.html.
       * @docs-private
       */
      var MatDialogContainer = /** @class */ (function (_super) {
          tslib.__extends(MatDialogContainer, _super);
          function MatDialogContainer(_elementRef, _focusTrapFactory, _changeDetectorRef, _document, 
          /** The dialog configuration. */
          _config) {
              var _this = _super.call(this) || this;
              _this._elementRef = _elementRef;
              _this._focusTrapFactory = _focusTrapFactory;
              _this._changeDetectorRef = _changeDetectorRef;
              _this._config = _config;
              /** Element that was focused before the dialog was opened. Save this to restore upon close. */
              _this._elementFocusedBeforeDialogWasOpened = null;
              /** State of the dialog animation. */
              _this._state = 'enter';
              /** Emits when an animation state changes. */
              _this._animationStateChanged = new core.EventEmitter();
              /**
               * Attaches a DOM portal to the dialog container.
               * @param portal Portal to be attached.
               * @deprecated To be turned into a method.
               * @breaking-change 10.0.0
               */
              _this.attachDomPortal = function (portal) {
                  if (_this._portalOutlet.hasAttached()) {
                      throwMatDialogContentAlreadyAttachedError();
                  }
                  _this._savePreviouslyFocusedElement();
                  return _this._portalOutlet.attachDomPortal(portal);
              };
              _this._ariaLabelledBy = _config.ariaLabelledBy || null;
              _this._document = _document;
              return _this;
          }
          /**
           * Attach a ComponentPortal as content to this dialog container.
           * @param portal Portal to be attached as the dialog content.
           */
          MatDialogContainer.prototype.attachComponentPortal = function (portal) {
              if (this._portalOutlet.hasAttached()) {
                  throwMatDialogContentAlreadyAttachedError();
              }
              this._savePreviouslyFocusedElement();
              return this._portalOutlet.attachComponentPortal(portal);
          };
          /**
           * Attach a TemplatePortal as content to this dialog container.
           * @param portal Portal to be attached as the dialog content.
           */
          MatDialogContainer.prototype.attachTemplatePortal = function (portal) {
              if (this._portalOutlet.hasAttached()) {
                  throwMatDialogContentAlreadyAttachedError();
              }
              this._savePreviouslyFocusedElement();
              return this._portalOutlet.attachTemplatePortal(portal);
          };
          /** Moves the focus inside the focus trap. */
          MatDialogContainer.prototype._trapFocus = function () {
              var element = this._elementRef.nativeElement;
              if (!this._focusTrap) {
                  this._focusTrap = this._focusTrapFactory.create(element);
              }
              // If we were to attempt to focus immediately, then the content of the dialog would not yet be
              // ready in instances where change detection has to run first. To deal with this, we simply
              // wait for the microtask queue to be empty.
              if (this._config.autoFocus) {
                  this._focusTrap.focusInitialElementWhenReady();
              }
              else {
                  var activeElement = this._document.activeElement;
                  // Otherwise ensure that focus is on the dialog container. It's possible that a different
                  // component tried to move focus while the open animation was running. See:
                  // https://github.com/angular/components/issues/16215. Note that we only want to do this
                  // if the focus isn't inside the dialog already, because it's possible that the consumer
                  // turned off `autoFocus` in order to move focus themselves.
                  if (activeElement !== element && !element.contains(activeElement)) {
                      element.focus();
                  }
              }
          };
          /** Restores focus to the element that was focused before the dialog opened. */
          MatDialogContainer.prototype._restoreFocus = function () {
              var toFocus = this._elementFocusedBeforeDialogWasOpened;
              // We need the extra check, because IE can set the `activeElement` to null in some cases.
              if (this._config.restoreFocus && toFocus && typeof toFocus.focus === 'function') {
                  var activeElement = this._document.activeElement;
                  var element = this._elementRef.nativeElement;
                  // Make sure that focus is still inside the dialog or is on the body (usually because a
                  // non-focusable element like the backdrop was clicked) before moving it. It's possible that
                  // the consumer moved it themselves before the animation was done, in which case we shouldn't
                  // do anything.
                  if (!activeElement || activeElement === this._document.body || activeElement === element ||
                      element.contains(activeElement)) {
                      toFocus.focus();
                  }
              }
              if (this._focusTrap) {
                  this._focusTrap.destroy();
              }
          };
          /** Saves a reference to the element that was focused before the dialog was opened. */
          MatDialogContainer.prototype._savePreviouslyFocusedElement = function () {
              var _this = this;
              if (this._document) {
                  this._elementFocusedBeforeDialogWasOpened = this._document.activeElement;
                  // Note that there is no focus method when rendering on the server.
                  if (this._elementRef.nativeElement.focus) {
                      // Move focus onto the dialog immediately in order to prevent the user from accidentally
                      // opening multiple dialogs at the same time. Needs to be async, because the element
                      // may not be focusable immediately.
                      Promise.resolve().then(function () { return _this._elementRef.nativeElement.focus(); });
                  }
              }
          };
          /** Callback, invoked whenever an animation on the host completes. */
          MatDialogContainer.prototype._onAnimationDone = function (event) {
              if (event.toState === 'enter') {
                  this._trapFocus();
              }
              else if (event.toState === 'exit') {
                  this._restoreFocus();
              }
              this._animationStateChanged.emit(event);
          };
          /** Callback, invoked when an animation on the host starts. */
          MatDialogContainer.prototype._onAnimationStart = function (event) {
              this._animationStateChanged.emit(event);
          };
          /** Starts the dialog exit animation. */
          MatDialogContainer.prototype._startExitAnimation = function () {
              this._state = 'exit';
              // Mark the container for check so it can react if the
              // view container is using OnPush change detection.
              this._changeDetectorRef.markForCheck();
          };
          MatDialogContainer.decorators = [
              { type: core.Component, args: [{
                          selector: 'mat-dialog-container',
                          template: "<ng-template cdkPortalOutlet></ng-template>\n",
                          encapsulation: core.ViewEncapsulation.None,
                          // Using OnPush for dialogs caused some G3 sync issues. Disabled until we can track them down.
                          // tslint:disable-next-line:validate-decorators
                          changeDetection: core.ChangeDetectionStrategy.Default,
                          animations: [matDialogAnimations.dialogContainer],
                          host: {
                              'class': 'mat-dialog-container',
                              'tabindex': '-1',
                              'aria-modal': 'true',
                              '[attr.id]': '_id',
                              '[attr.role]': '_config.role',
                              '[attr.aria-labelledby]': '_config.ariaLabel ? null : _ariaLabelledBy',
                              '[attr.aria-label]': '_config.ariaLabel',
                              '[attr.aria-describedby]': '_config.ariaDescribedBy || null',
                              '[@dialogContainer]': '_state',
                              '(@dialogContainer.start)': '_onAnimationStart($event)',
                              '(@dialogContainer.done)': '_onAnimationDone($event)',
                          },
                          styles: [".mat-dialog-container{display:block;padding:24px;border-radius:4px;box-sizing:border-box;overflow:auto;outline:0;width:100%;height:100%;min-height:inherit;max-height:inherit}.cdk-high-contrast-active .mat-dialog-container{outline:solid 1px}.mat-dialog-content{display:block;margin:0 -24px;padding:0 24px;max-height:65vh;overflow:auto;-webkit-overflow-scrolling:touch}.mat-dialog-title{margin:0 0 20px;display:block}.mat-dialog-actions{padding:8px 0;display:flex;flex-wrap:wrap;min-height:52px;align-items:center;margin-bottom:-24px}.mat-dialog-actions[align=end]{justify-content:flex-end}.mat-dialog-actions[align=center]{justify-content:center}.mat-dialog-actions .mat-button-base+.mat-button-base{margin-left:8px}[dir=rtl] .mat-dialog-actions .mat-button-base+.mat-button-base{margin-left:0;margin-right:8px}\n"]
                      }] }
          ];
          /** @nocollapse */
          MatDialogContainer.ctorParameters = function () { return [
              { type: core.ElementRef },
              { type: a11y.FocusTrapFactory },
              { type: core.ChangeDetectorRef },
              { type: undefined, decorators: [{ type: core.Optional }, { type: core.Inject, args: [common.DOCUMENT,] }] },
              { type: MatDialogConfig }
          ]; };
          MatDialogContainer.propDecorators = {
              _portalOutlet: [{ type: core.ViewChild, args: [portal.CdkPortalOutlet, { static: true },] }]
          };
          return MatDialogContainer;
      }(portal.BasePortalOutlet));
  
      /**
       * @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
       */
      // TODO(jelbourn): resizing
      // Counter for unique dialog ids.
      var uniqueId = 0;
      /**
       * Reference to a dialog opened via the MatDialog service.
       */
      var MatDialogRef = /** @class */ (function () {
          function MatDialogRef(_overlayRef, _containerInstance, id) {
              var _this = this;
              if (id === void 0) { id = "mat-dialog-" + uniqueId++; }
              this._overlayRef = _overlayRef;
              this._containerInstance = _containerInstance;
              this.id = id;
              /** Whether the user is allowed to close the dialog. */
              this.disableClose = this._containerInstance._config.disableClose;
              /** Subject for notifying the user that the dialog has finished opening. */
              this._afterOpened = new rxjs.Subject();
              /** Subject for notifying the user that the dialog has finished closing. */
              this._afterClosed = new rxjs.Subject();
              /** Subject for notifying the user that the dialog has started closing. */
              this._beforeClosed = new rxjs.Subject();
              /** Current state of the dialog. */
              this._state = 0 /* OPEN */;
              // Pass the id along to the container.
              _containerInstance._id = id;
              // Emit when opening animation completes
              _containerInstance._animationStateChanged.pipe(operators.filter(function (event) { return event.phaseName === 'done' && event.toState === 'enter'; }), operators.take(1))
                  .subscribe(function () {
                  _this._afterOpened.next();
                  _this._afterOpened.complete();
              });
              // Dispose overlay when closing animation is complete
              _containerInstance._animationStateChanged.pipe(operators.filter(function (event) { return event.phaseName === 'done' && event.toState === 'exit'; }), operators.take(1)).subscribe(function () {
                  clearTimeout(_this._closeFallbackTimeout);
                  _this._overlayRef.dispose();
              });
              _overlayRef.detachments().subscribe(function () {
                  _this._beforeClosed.next(_this._result);
                  _this._beforeClosed.complete();
                  _this._afterClosed.next(_this._result);
                  _this._afterClosed.complete();
                  _this.componentInstance = null;
                  _this._overlayRef.dispose();
              });
              _overlayRef.keydownEvents()
                  .pipe(operators.filter(function (event) {
                  return event.keyCode === keycodes.ESCAPE && !_this.disableClose && !keycodes.hasModifierKey(event);
              }))
                  .subscribe(function (event) {
                  event.preventDefault();
                  _this.close();
              });
          }
          /**
           * Close the dialog.
           * @param dialogResult Optional result to return to the dialog opener.
           */
          MatDialogRef.prototype.close = function (dialogResult) {
              var _this = this;
              this._result = dialogResult;
              // Transition the backdrop in parallel to the dialog.
              this._containerInstance._animationStateChanged.pipe(operators.filter(function (event) { return event.phaseName === 'start'; }), operators.take(1))
                  .subscribe(function (event) {
                  _this._beforeClosed.next(dialogResult);
                  _this._beforeClosed.complete();
                  _this._state = 2 /* CLOSED */;
                  _this._overlayRef.detachBackdrop();
                  // The logic that disposes of the overlay depends on the exit animation completing, however
                  // it isn't guaranteed if the parent view is destroyed while it's running. Add a fallback
                  // timeout which will clean everything up if the animation hasn't fired within the specified
                  // amount of time plus 100ms. We don't need to run this outside the NgZone, because for the
                  // vast majority of cases the timeout will have been cleared before it has the chance to fire.
                  _this._closeFallbackTimeout = setTimeout(function () {
                      _this._overlayRef.dispose();
                  }, event.totalTime + 100);
              });
              this._containerInstance._startExitAnimation();
              this._state = 1 /* CLOSING */;
          };
          /**
           * Gets an observable that is notified when the dialog is finished opening.
           */
          MatDialogRef.prototype.afterOpened = function () {
              return this._afterOpened.asObservable();
          };
          /**
           * Gets an observable that is notified when the dialog is finished closing.
           */
          MatDialogRef.prototype.afterClosed = function () {
              return this._afterClosed.asObservable();
          };
          /**
           * Gets an observable that is notified when the dialog has started closing.
           */
          MatDialogRef.prototype.beforeClosed = function () {
              return this._beforeClosed.asObservable();
          };
          /**
           * Gets an observable that emits when the overlay's backdrop has been clicked.
           */
          MatDialogRef.prototype.backdropClick = function () {
              return this._overlayRef.backdropClick();
          };
          /**
           * Gets an observable that emits when keydown events are targeted on the overlay.
           */
          MatDialogRef.prototype.keydownEvents = function () {
              return this._overlayRef.keydownEvents();
          };
          /**
           * Updates the dialog's position.
           * @param position New dialog position.
           */
          MatDialogRef.prototype.updatePosition = function (position) {
              var strategy = this._getPositionStrategy();
              if (position && (position.left || position.right)) {
                  position.left ? strategy.left(position.left) : strategy.right(position.right);
              }
              else {
                  strategy.centerHorizontally();
              }
              if (position && (position.top || position.bottom)) {
                  position.top ? strategy.top(position.top) : strategy.bottom(position.bottom);
              }
              else {
                  strategy.centerVertically();
              }
              this._overlayRef.updatePosition();
              return this;
          };
          /**
           * Updates the dialog's width and height.
           * @param width New width of the dialog.
           * @param height New height of the dialog.
           */
          MatDialogRef.prototype.updateSize = function (width, height) {
              if (width === void 0) { width = ''; }
              if (height === void 0) { height = ''; }
              this._getPositionStrategy().width(width).height(height);
              this._overlayRef.updatePosition();
              return this;
          };
          /** Add a CSS class or an array of classes to the overlay pane. */
          MatDialogRef.prototype.addPanelClass = function (classes) {
              this._overlayRef.addPanelClass(classes);
              return this;
          };
          /** Remove a CSS class or an array of classes from the overlay pane. */
          MatDialogRef.prototype.removePanelClass = function (classes) {
              this._overlayRef.removePanelClass(classes);
              return this;
          };
          /** Gets the current state of the dialog's lifecycle. */
          MatDialogRef.prototype.getState = function () {
              return this._state;
          };
          /** Fetches the position strategy object from the overlay ref. */
          MatDialogRef.prototype._getPositionStrategy = function () {
              return this._overlayRef.getConfig().positionStrategy;
          };
          return MatDialogRef;
      }());
  
      /**
       * @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
       */
      /** Injection token that can be used to access the data that was passed in to a dialog. */
      var MAT_DIALOG_DATA = new core.InjectionToken('MatDialogData');
      /** Injection token that can be used to specify default dialog options. */
      var MAT_DIALOG_DEFAULT_OPTIONS = new core.InjectionToken('mat-dialog-default-options');
      /** Injection token that determines the scroll handling while the dialog is open. */
      var MAT_DIALOG_SCROLL_STRATEGY = new core.InjectionToken('mat-dialog-scroll-strategy');
      /** @docs-private */
      function MAT_DIALOG_SCROLL_STRATEGY_FACTORY(overlay) {
          return function () { return overlay.scrollStrategies.block(); };
      }
      /** @docs-private */
      function MAT_DIALOG_SCROLL_STRATEGY_PROVIDER_FACTORY(overlay) {
          return function () { return overlay.scrollStrategies.block(); };
      }
      /** @docs-private */
      var MAT_DIALOG_SCROLL_STRATEGY_PROVIDER = {
          provide: MAT_DIALOG_SCROLL_STRATEGY,
          deps: [overlay.Overlay],
          useFactory: MAT_DIALOG_SCROLL_STRATEGY_PROVIDER_FACTORY,
      };
      /**
       * Service to open Material Design modal dialogs.
       */
      var MatDialog = /** @class */ (function () {
          function MatDialog(_overlay, _injector, 
          /**
           * @deprecated `_location` parameter to be removed.
           * @breaking-change 10.0.0
           */
          _location, _defaultOptions, scrollStrategy, _parentDialog, _overlayContainer) {
              var _this = this;
              this._overlay = _overlay;
              this._injector = _injector;
              this._defaultOptions = _defaultOptions;
              this._parentDialog = _parentDialog;
              this._overlayContainer = _overlayContainer;
              this._openDialogsAtThisLevel = [];
              this._afterAllClosedAtThisLevel = new rxjs.Subject();
              this._afterOpenedAtThisLevel = new rxjs.Subject();
              this._ariaHiddenElements = new Map();
              // TODO (jelbourn): tighten the typing right-hand side of this expression.
              /**
               * Stream that emits when all open dialog have finished closing.
               * Will emit on subscribe if there are no open dialogs to begin with.
               */
              this.afterAllClosed = rxjs.defer(function () { return _this.openDialogs.length ?
                  _this._afterAllClosed :
                  _this._afterAllClosed.pipe(operators.startWith(undefined)); });
              this._scrollStrategy = scrollStrategy;
          }
          Object.defineProperty(MatDialog.prototype, "openDialogs", {
              /** Keeps track of the currently-open dialogs. */
              get: function () {
                  return this._parentDialog ? this._parentDialog.openDialogs : this._openDialogsAtThisLevel;
              },
              enumerable: true,
              configurable: true
          });
          Object.defineProperty(MatDialog.prototype, "afterOpened", {
              /** Stream that emits when a dialog has been opened. */
              get: function () {
                  return this._parentDialog ? this._parentDialog.afterOpened : this._afterOpenedAtThisLevel;
              },
              enumerable: true,
              configurable: true
          });
          Object.defineProperty(MatDialog.prototype, "_afterAllClosed", {
              get: function () {
                  var parent = this._parentDialog;
                  return parent ? parent._afterAllClosed : this._afterAllClosedAtThisLevel;
              },
              enumerable: true,
              configurable: true
          });
          /**
           * Opens a modal dialog containing the given component.
           * @param componentOrTemplateRef Type of the component to load into the dialog,
           *     or a TemplateRef to instantiate as the dialog content.
           * @param config Extra configuration options.
           * @returns Reference to the newly-opened dialog.
           */
          MatDialog.prototype.open = function (componentOrTemplateRef, config) {
              var _this = this;
              config = _applyConfigDefaults(config, this._defaultOptions || new MatDialogConfig());
              if (config.id && this.getDialogById(config.id)) {
                  throw Error("Dialog with id \"" + config.id + "\" exists already. The dialog id must be unique.");
              }
              var overlayRef = this._createOverlay(config);
              var dialogContainer = this._attachDialogContainer(overlayRef, config);
              var dialogRef = this._attachDialogContent(componentOrTemplateRef, dialogContainer, overlayRef, config);
              // If this is the first dialog that we're opening, hide all the non-overlay content.
              if (!this.openDialogs.length) {
                  this._hideNonDialogContentFromAssistiveTechnology();
              }
              this.openDialogs.push(dialogRef);
              dialogRef.afterClosed().subscribe(function () { return _this._removeOpenDialog(dialogRef); });
              this.afterOpened.next(dialogRef);
              return dialogRef;
          };
          /**
           * Closes all of the currently-open dialogs.
           */
          MatDialog.prototype.closeAll = function () {
              this._closeDialogs(this.openDialogs);
          };
          /**
           * Finds an open dialog by its id.
           * @param id ID to use when looking up the dialog.
           */
          MatDialog.prototype.getDialogById = function (id) {
              return this.openDialogs.find(function (dialog) { return dialog.id === id; });
          };
          MatDialog.prototype.ngOnDestroy = function () {
              // Only close the dialogs at this level on destroy
              // since the parent service may still be active.
              this._closeDialogs(this._openDialogsAtThisLevel);
              this._afterAllClosedAtThisLevel.complete();
              this._afterOpenedAtThisLevel.complete();
          };
          /**
           * Creates the overlay into which the dialog will be loaded.
           * @param config The dialog configuration.
           * @returns A promise resolving to the OverlayRef for the created overlay.
           */
          MatDialog.prototype._createOverlay = function (config) {
              var overlayConfig = this._getOverlayConfig(config);
              return this._overlay.create(overlayConfig);
          };
          /**
           * Creates an overlay config from a dialog config.
           * @param dialogConfig The dialog configuration.
           * @returns The overlay configuration.
           */
          MatDialog.prototype._getOverlayConfig = function (dialogConfig) {
              var state = new overlay.OverlayConfig({
                  positionStrategy: this._overlay.position().global(),
                  scrollStrategy: dialogConfig.scrollStrategy || this._scrollStrategy(),
                  panelClass: dialogConfig.panelClass,
                  hasBackdrop: dialogConfig.hasBackdrop,
                  direction: dialogConfig.direction,
                  minWidth: dialogConfig.minWidth,
                  minHeight: dialogConfig.minHeight,
                  maxWidth: dialogConfig.maxWidth,
                  maxHeight: dialogConfig.maxHeight,
                  disposeOnNavigation: dialogConfig.closeOnNavigation
              });
              if (dialogConfig.backdropClass) {
                  state.backdropClass = dialogConfig.backdropClass;
              }
              return state;
          };
          /**
           * Attaches an MatDialogContainer to a dialog's already-created overlay.
           * @param overlay Reference to the dialog's underlying overlay.
           * @param config The dialog configuration.
           * @returns A promise resolving to a ComponentRef for the attached container.
           */
          MatDialog.prototype._attachDialogContainer = function (overlay, config) {
              var userInjector = config && config.viewContainerRef && config.viewContainerRef.injector;
              var injector = new portal.PortalInjector(userInjector || this._injector, new WeakMap([
                  [MatDialogConfig, config]
              ]));
              var containerPortal = new portal.ComponentPortal(MatDialogContainer, config.viewContainerRef, injector, config.componentFactoryResolver);
              var containerRef = overlay.attach(containerPortal);
              return containerRef.instance;
          };
          /**
           * Attaches the user-provided component to the already-created MatDialogContainer.
           * @param componentOrTemplateRef The type of component being loaded into the dialog,
           *     or a TemplateRef to instantiate as the content.
           * @param dialogContainer Reference to the wrapping MatDialogContainer.
           * @param overlayRef Reference to the overlay in which the dialog resides.
           * @param config The dialog configuration.
           * @returns A promise resolving to the MatDialogRef that should be returned to the user.
           */
          MatDialog.prototype._attachDialogContent = function (componentOrTemplateRef, dialogContainer, overlayRef, config) {
              // Create a reference to the dialog we're creating in order to give the user a handle
              // to modify and close it.
              var dialogRef = new MatDialogRef(overlayRef, dialogContainer, config.id);
              // When the dialog backdrop is clicked, we want to close it.
              if (config.hasBackdrop) {
                  overlayRef.backdropClick().subscribe(function () {
                      if (!dialogRef.disableClose) {
                          dialogRef.close();
                      }
                  });
              }
              if (componentOrTemplateRef instanceof core.TemplateRef) {
                  dialogContainer.attachTemplatePortal(new portal.TemplatePortal(componentOrTemplateRef, null, { $implicit: config.data, dialogRef: dialogRef }));
              }
              else {
                  var injector = this._createInjector(config, dialogRef, dialogContainer);
                  var contentRef = dialogContainer.attachComponentPortal(new portal.ComponentPortal(componentOrTemplateRef, config.viewContainerRef, injector));
                  dialogRef.componentInstance = contentRef.instance;
              }
              dialogRef
                  .updateSize(config.width, config.height)
                  .updatePosition(config.position);
              return dialogRef;
          };
          /**
           * Creates a custom injector to be used inside the dialog. This allows a component loaded inside
           * of a dialog to close itself and, optionally, to return a value.
           * @param config Config object that is used to construct the dialog.
           * @param dialogRef Reference to the dialog.
           * @param container Dialog container element that wraps all of the contents.
           * @returns The custom injector that can be used inside the dialog.
           */
          MatDialog.prototype._createInjector = function (config, dialogRef, dialogContainer) {
              var userInjector = config && config.viewContainerRef && config.viewContainerRef.injector;
              // The MatDialogContainer is injected in the portal as the MatDialogContainer and the dialog's
              // content are created out of the same ViewContainerRef and as such, are siblings for injector
              // purposes. To allow the hierarchy that is expected, the MatDialogContainer is explicitly
              // added to the injection tokens.
              var injectionTokens = new WeakMap([
                  [MatDialogContainer, dialogContainer],
                  [MAT_DIALOG_DATA, config.data],
                  [MatDialogRef, dialogRef]
              ]);
              if (config.direction &&
                  (!userInjector || !userInjector.get(bidi.Directionality, null))) {
                  injectionTokens.set(bidi.Directionality, {
                      value: config.direction,
                      change: rxjs.of()
                  });
              }
              return new portal.PortalInjector(userInjector || this._injector, injectionTokens);
          };
          /**
           * Removes a dialog from the array of open dialogs.
           * @param dialogRef Dialog to be removed.
           */
          MatDialog.prototype._removeOpenDialog = function (dialogRef) {
              var index = this.openDialogs.indexOf(dialogRef);
              if (index > -1) {
                  this.openDialogs.splice(index, 1);
                  // If all the dialogs were closed, remove/restore the `aria-hidden`
                  // to a the siblings and emit to the `afterAllClosed` stream.
                  if (!this.openDialogs.length) {
                      this._ariaHiddenElements.forEach(function (previousValue, element) {
                          if (previousValue) {
                              element.setAttribute('aria-hidden', previousValue);
                          }
                          else {
                              element.removeAttribute('aria-hidden');
                          }
                      });
                      this._ariaHiddenElements.clear();
                      this._afterAllClosed.next();
                  }
              }
          };
          /**
           * Hides all of the content that isn't an overlay from assistive technology.
           */
          MatDialog.prototype._hideNonDialogContentFromAssistiveTechnology = function () {
              var overlayContainer = this._overlayContainer.getContainerElement();
              // Ensure that the overlay container is attached to the DOM.
              if (overlayContainer.parentElement) {
                  var siblings = overlayContainer.parentElement.children;
                  for (var i = siblings.length - 1; i > -1; i--) {
                      var sibling = siblings[i];
                      if (sibling !== overlayContainer &&
                          sibling.nodeName !== 'SCRIPT' &&
                          sibling.nodeName !== 'STYLE' &&
                          !sibling.hasAttribute('aria-live')) {
                          this._ariaHiddenElements.set(sibling, sibling.getAttribute('aria-hidden'));
                          sibling.setAttribute('aria-hidden', 'true');
                      }
                  }
              }
          };
          /** Closes all of the dialogs in an array. */
          MatDialog.prototype._closeDialogs = function (dialogs) {
              var i = dialogs.length;
              while (i--) {
                  // The `_openDialogs` property isn't updated after close until the rxjs subscription
                  // runs on the next microtask, in addition to modifying the array as we're going
                  // through it. We loop through all of them and call close without assuming that
                  // they'll be removed from the list instantaneously.
                  dialogs[i].close();
              }
          };
          MatDialog.decorators = [
              { type: core.Injectable }
          ];
          /** @nocollapse */
          MatDialog.ctorParameters = function () { return [
              { type: overlay.Overlay },
              { type: core.Injector },
              { type: common.Location, decorators: [{ type: core.Optional }] },
              { type: MatDialogConfig, decorators: [{ type: core.Optional }, { type: core.Inject, args: [MAT_DIALOG_DEFAULT_OPTIONS,] }] },
              { type: undefined, decorators: [{ type: core.Inject, args: [MAT_DIALOG_SCROLL_STRATEGY,] }] },
              { type: MatDialog, decorators: [{ type: core.Optional }, { type: core.SkipSelf }] },
              { type: overlay.OverlayContainer }
          ]; };
          return MatDialog;
      }());
      /**
       * Applies default options to the dialog config.
       * @param config Config to be modified.
       * @param defaultOptions Default options provided.
       * @returns The new configuration object.
       */
      function _applyConfigDefaults(config, defaultOptions) {
          return tslib.__assign(tslib.__assign({}, defaultOptions), config);
      }
  
      /**
       * @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
       */
      /** Counter used to generate unique IDs for dialog elements. */
      var dialogElementUid = 0;
      /**
       * Button that will close the current dialog.
       */
      var MatDialogClose = /** @class */ (function () {
          function MatDialogClose(dialogRef, _elementRef, _dialog) {
              this.dialogRef = dialogRef;
              this._elementRef = _elementRef;
              this._dialog = _dialog;
              /** Default to "button" to prevents accidental form submits. */
              this.type = 'button';
          }
          MatDialogClose.prototype.ngOnInit = function () {
              if (!this.dialogRef) {
                  // When this directive is included in a dialog via TemplateRef (rather than being
                  // in a Component), the DialogRef isn't available via injection because embedded
                  // views cannot be given a custom injector. Instead, we look up the DialogRef by
                  // ID. This must occur in `onInit`, as the ID binding for the dialog container won't
                  // be resolved at constructor time.
                  this.dialogRef = getClosestDialog(this._elementRef, this._dialog.openDialogs);
              }
          };
          MatDialogClose.prototype.ngOnChanges = function (changes) {
              var proxiedChange = changes['_matDialogClose'] || changes['_matDialogCloseResult'];
              if (proxiedChange) {
                  this.dialogResult = proxiedChange.currentValue;
              }
          };
          MatDialogClose.decorators = [
              { type: core.Directive, args: [{
                          selector: '[mat-dialog-close], [matDialogClose]',
                          exportAs: 'matDialogClose',
                          host: {
                              '(click)': 'dialogRef.close(dialogResult)',
                              '[attr.aria-label]': 'ariaLabel || null',
                              '[attr.type]': 'type',
                          }
                      },] }
          ];
          /** @nocollapse */
          MatDialogClose.ctorParameters = function () { return [
              { type: MatDialogRef, decorators: [{ type: core.Optional }] },
              { type: core.ElementRef },
              { type: MatDialog }
          ]; };
          MatDialogClose.propDecorators = {
              ariaLabel: [{ type: core.Input, args: ['aria-label',] }],
              type: [{ type: core.Input }],
              dialogResult: [{ type: core.Input, args: ['mat-dialog-close',] }],
              _matDialogClose: [{ type: core.Input, args: ['matDialogClose',] }]
          };
          return MatDialogClose;
      }());
      /**
       * Title of a dialog element. Stays fixed to the top of the dialog when scrolling.
       */
      var MatDialogTitle = /** @class */ (function () {
          function MatDialogTitle(_dialogRef, _elementRef, _dialog) {
              this._dialogRef = _dialogRef;
              this._elementRef = _elementRef;
              this._dialog = _dialog;
              this.id = "mat-dialog-title-" + dialogElementUid++;
          }
          MatDialogTitle.prototype.ngOnInit = function () {
              var _this = this;
              if (!this._dialogRef) {
                  this._dialogRef = getClosestDialog(this._elementRef, this._dialog.openDialogs);
              }
              if (this._dialogRef) {
                  Promise.resolve().then(function () {
                      var container = _this._dialogRef._containerInstance;
                      if (container && !container._ariaLabelledBy) {
                          container._ariaLabelledBy = _this.id;
                      }
                  });
              }
          };
          MatDialogTitle.decorators = [
              { type: core.Directive, args: [{
                          selector: '[mat-dialog-title], [matDialogTitle]',
                          exportAs: 'matDialogTitle',
                          host: {
                              'class': 'mat-dialog-title',
                              '[id]': 'id',
                          },
                      },] }
          ];
          /** @nocollapse */
          MatDialogTitle.ctorParameters = function () { return [
              { type: MatDialogRef, decorators: [{ type: core.Optional }] },
              { type: core.ElementRef },
              { type: MatDialog }
          ]; };
          MatDialogTitle.propDecorators = {
              id: [{ type: core.Input }]
          };
          return MatDialogTitle;
      }());
      /**
       * Scrollable content container of a dialog.
       */
      var MatDialogContent = /** @class */ (function () {
          function MatDialogContent() {
          }
          MatDialogContent.decorators = [
              { type: core.Directive, args: [{
                          selector: "[mat-dialog-content], mat-dialog-content, [matDialogContent]",
                          host: { 'class': 'mat-dialog-content' }
                      },] }
          ];
          return MatDialogContent;
      }());
      /**
       * Container for the bottom action buttons in a dialog.
       * Stays fixed to the bottom when scrolling.
       */
      var MatDialogActions = /** @class */ (function () {
          function MatDialogActions() {
          }
          MatDialogActions.decorators = [
              { type: core.Directive, args: [{
                          selector: "[mat-dialog-actions], mat-dialog-actions, [matDialogActions]",
                          host: { 'class': 'mat-dialog-actions' }
                      },] }
          ];
          return MatDialogActions;
      }());
      /**
       * Finds the closest MatDialogRef to an element by looking at the DOM.
       * @param element Element relative to which to look for a dialog.
       * @param openDialogs References to the currently-open dialogs.
       */
      function getClosestDialog(element, openDialogs) {
          var parent = element.nativeElement.parentElement;
          while (parent && !parent.classList.contains('mat-dialog-container')) {
              parent = parent.parentElement;
          }
          return parent ? openDialogs.find(function (dialog) { return dialog.id === parent.id; }) : null;
      }
  
      /**
       * @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
       */
      var MatDialogModule = /** @class */ (function () {
          function MatDialogModule() {
          }
          MatDialogModule.decorators = [
              { type: core.NgModule, args: [{
                          imports: [
                              overlay.OverlayModule,
                              portal.PortalModule,
                              core$1.MatCommonModule,
                          ],
                          exports: [
                              MatDialogContainer,
                              MatDialogClose,
                              MatDialogTitle,
                              MatDialogContent,
                              MatDialogActions,
                              core$1.MatCommonModule,
                          ],
                          declarations: [
                              MatDialogContainer,
                              MatDialogClose,
                              MatDialogTitle,
                              MatDialogActions,
                              MatDialogContent,
                          ],
                          providers: [
                              MatDialog,
                              MAT_DIALOG_SCROLL_STRATEGY_PROVIDER,
                          ],
                          entryComponents: [MatDialogContainer],
                      },] }
          ];
          return MatDialogModule;
      }());
  
      /**
       * @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
       */
  
      /**
       * Generated bundle index. Do not edit.
       */
  
      exports.MAT_DIALOG_DATA = MAT_DIALOG_DATA;
      exports.MAT_DIALOG_DEFAULT_OPTIONS = MAT_DIALOG_DEFAULT_OPTIONS;
      exports.MAT_DIALOG_SCROLL_STRATEGY = MAT_DIALOG_SCROLL_STRATEGY;
      exports.MAT_DIALOG_SCROLL_STRATEGY_FACTORY = MAT_DIALOG_SCROLL_STRATEGY_FACTORY;
      exports.MAT_DIALOG_SCROLL_STRATEGY_PROVIDER = MAT_DIALOG_SCROLL_STRATEGY_PROVIDER;
      exports.MAT_DIALOG_SCROLL_STRATEGY_PROVIDER_FACTORY = MAT_DIALOG_SCROLL_STRATEGY_PROVIDER_FACTORY;
      exports.MatDialog = MatDialog;
      exports.MatDialogActions = MatDialogActions;
      exports.MatDialogClose = MatDialogClose;
      exports.MatDialogConfig = MatDialogConfig;
      exports.MatDialogContainer = MatDialogContainer;
      exports.MatDialogContent = MatDialogContent;
      exports.MatDialogModule = MatDialogModule;
      exports.MatDialogRef = MatDialogRef;
      exports.MatDialogTitle = MatDialogTitle;
      exports.matDialogAnimations = matDialogAnimations;
      exports.throwMatDialogContentAlreadyAttachedError = throwMatDialogContentAlreadyAttachedError;
  
      Object.defineProperty(exports, '__esModule', { value: true });
  
  })));
  //# sourceMappingURL=material-dialog.umd.js.map
  