/** * @fileoverview added by tsickle * @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc */ import { DOCUMENT } from '@angular/common'; import { ApplicationRef, Inject, Injectable, Injector, NgZone, RendererFactory2, TemplateRef } from '@angular/core'; import { Subject } from 'rxjs'; import { ngbFocusTrap } from '../util/focus-trap'; import { ContentRef } from '../util/popup'; import { ScrollBar } from '../util/scrollbar'; import { isDefined, isString } from '../util/util'; import { NgbModalBackdrop } from './modal-backdrop'; import { NgbActiveModal, NgbModalRef } from './modal-ref'; import { NgbModalWindow } from './modal-window'; import * as i0 from "@angular/core"; import * as i1 from "@angular/common"; import * as i2 from "../util/scrollbar"; export class NgbModalStack { /** * @param {?} _applicationRef * @param {?} _injector * @param {?} _document * @param {?} _scrollBar * @param {?} _rendererFactory * @param {?} _ngZone */ constructor(_applicationRef, _injector, _document, _scrollBar, _rendererFactory, _ngZone) { this._applicationRef = _applicationRef; this._injector = _injector; this._document = _document; this._scrollBar = _scrollBar; this._rendererFactory = _rendererFactory; this._ngZone = _ngZone; this._activeWindowCmptHasChanged = new Subject(); this._ariaHiddenValues = new Map(); this._backdropAttributes = ['backdropClass']; this._modalRefs = []; this._windowAttributes = ['ariaLabelledBy', 'backdrop', 'centered', 'keyboard', 'scrollable', 'size', 'windowClass']; this._windowCmpts = []; // Trap focus on active WindowCmpt this._activeWindowCmptHasChanged.subscribe((/** * @return {?} */ () => { if (this._windowCmpts.length) { /** @type {?} */ const activeWindowCmpt = this._windowCmpts[this._windowCmpts.length - 1]; ngbFocusTrap(this._ngZone, activeWindowCmpt.location.nativeElement, this._activeWindowCmptHasChanged); this._revertAriaHidden(); this._setAriaHidden(activeWindowCmpt.location.nativeElement); } })); } /** * @param {?} moduleCFR * @param {?} contentInjector * @param {?} content * @param {?} options * @return {?} */ open(moduleCFR, contentInjector, content, options) { /** @type {?} */ const containerEl = isDefined(options.container) ? this._document.querySelector(options.container) : this._document.body; /** @type {?} */ const renderer = this._rendererFactory.createRenderer(null, null); /** @type {?} */ const revertPaddingForScrollBar = this._scrollBar.compensate(); /** @type {?} */ const removeBodyClass = (/** * @return {?} */ () => { if (!this._modalRefs.length) { renderer.removeClass(this._document.body, 'modal-open'); this._revertAriaHidden(); } }); if (!containerEl) { throw new Error(`The specified modal container "${options.container || 'body'}" was not found in the DOM.`); } /** @type {?} */ const activeModal = new NgbActiveModal(); /** @type {?} */ const contentRef = this._getContentRef(moduleCFR, options.injector || contentInjector, content, activeModal, options); /** @type {?} */ let backdropCmptRef = options.backdrop !== false ? this._attachBackdrop(moduleCFR, containerEl) : null; /** @type {?} */ let windowCmptRef = this._attachWindowComponent(moduleCFR, containerEl, contentRef); /** @type {?} */ let ngbModalRef = new NgbModalRef(windowCmptRef, contentRef, backdropCmptRef, options.beforeDismiss); this._registerModalRef(ngbModalRef); this._registerWindowCmpt(windowCmptRef); ngbModalRef.result.then(revertPaddingForScrollBar, revertPaddingForScrollBar); ngbModalRef.result.then(removeBodyClass, removeBodyClass); activeModal.close = (/** * @param {?} result * @return {?} */ (result) => { ngbModalRef.close(result); }); activeModal.dismiss = (/** * @param {?} reason * @return {?} */ (reason) => { ngbModalRef.dismiss(reason); }); this._applyWindowOptions(windowCmptRef.instance, options); if (this._modalRefs.length === 1) { renderer.addClass(this._document.body, 'modal-open'); } if (backdropCmptRef && backdropCmptRef.instance) { this._applyBackdropOptions(backdropCmptRef.instance, options); } return ngbModalRef; } /** * @param {?=} reason * @return {?} */ dismissAll(reason) { this._modalRefs.forEach((/** * @param {?} ngbModalRef * @return {?} */ ngbModalRef => ngbModalRef.dismiss(reason))); } /** * @return {?} */ hasOpenModals() { return this._modalRefs.length > 0; } /** * @private * @param {?} moduleCFR * @param {?} containerEl * @return {?} */ _attachBackdrop(moduleCFR, containerEl) { /** @type {?} */ let backdropFactory = moduleCFR.resolveComponentFactory(NgbModalBackdrop); /** @type {?} */ let backdropCmptRef = backdropFactory.create(this._injector); this._applicationRef.attachView(backdropCmptRef.hostView); containerEl.appendChild(backdropCmptRef.location.nativeElement); return backdropCmptRef; } /** * @private * @param {?} moduleCFR * @param {?} containerEl * @param {?} contentRef * @return {?} */ _attachWindowComponent(moduleCFR, containerEl, contentRef) { /** @type {?} */ let windowFactory = moduleCFR.resolveComponentFactory(NgbModalWindow); /** @type {?} */ let windowCmptRef = windowFactory.create(this._injector, contentRef.nodes); this._applicationRef.attachView(windowCmptRef.hostView); containerEl.appendChild(windowCmptRef.location.nativeElement); return windowCmptRef; } /** * @private * @param {?} windowInstance * @param {?} options * @return {?} */ _applyWindowOptions(windowInstance, options) { this._windowAttributes.forEach((/** * @param {?} optionName * @return {?} */ (optionName) => { if (isDefined(options[optionName])) { windowInstance[optionName] = options[optionName]; } })); } /** * @private * @param {?} backdropInstance * @param {?} options * @return {?} */ _applyBackdropOptions(backdropInstance, options) { this._backdropAttributes.forEach((/** * @param {?} optionName * @return {?} */ (optionName) => { if (isDefined(options[optionName])) { backdropInstance[optionName] = options[optionName]; } })); } /** * @private * @param {?} moduleCFR * @param {?} contentInjector * @param {?} content * @param {?} activeModal * @param {?} options * @return {?} */ _getContentRef(moduleCFR, contentInjector, content, activeModal, options) { if (!content) { return new ContentRef([]); } else if (content instanceof TemplateRef) { return this._createFromTemplateRef(content, activeModal); } else if (isString(content)) { return this._createFromString(content); } else { return this._createFromComponent(moduleCFR, contentInjector, content, activeModal, options); } } /** * @private * @param {?} content * @param {?} activeModal * @return {?} */ _createFromTemplateRef(content, activeModal) { /** @type {?} */ const context = { $implicit: activeModal, /** * @param {?} result * @return {?} */ close(result) { activeModal.close(result); }, /** * @param {?} reason * @return {?} */ dismiss(reason) { activeModal.dismiss(reason); } }; /** @type {?} */ const viewRef = content.createEmbeddedView(context); this._applicationRef.attachView(viewRef); return new ContentRef([viewRef.rootNodes], viewRef); } /** * @private * @param {?} content * @return {?} */ _createFromString(content) { /** @type {?} */ const component = this._document.createTextNode(`${content}`); return new ContentRef([[component]]); } /** * @private * @param {?} moduleCFR * @param {?} contentInjector * @param {?} content * @param {?} context * @param {?} options * @return {?} */ _createFromComponent(moduleCFR, contentInjector, content, context, options) { /** @type {?} */ const contentCmptFactory = moduleCFR.resolveComponentFactory(content); /** @type {?} */ const modalContentInjector = Injector.create({ providers: [{ provide: NgbActiveModal, useValue: context }], parent: contentInjector }); /** @type {?} */ const componentRef = contentCmptFactory.create(modalContentInjector); /** @type {?} */ const componentNativeEl = componentRef.location.nativeElement; if (options.scrollable) { ((/** @type {?} */ (componentNativeEl))).classList.add('component-host-scrollable'); } this._applicationRef.attachView(componentRef.hostView); // FIXME: we should here get rid of the component nativeElement // and use `[Array.from(componentNativeEl.childNodes)]` instead and remove the above CSS class. return new ContentRef([[componentNativeEl]], componentRef.hostView, componentRef); } /** * @private * @param {?} element * @return {?} */ _setAriaHidden(element) { /** @type {?} */ const parent = element.parentElement; if (parent && element !== this._document.body) { Array.from(parent.children).forEach((/** * @param {?} sibling * @return {?} */ sibling => { if (sibling !== element && sibling.nodeName !== 'SCRIPT') { this._ariaHiddenValues.set(sibling, sibling.getAttribute('aria-hidden')); sibling.setAttribute('aria-hidden', 'true'); } })); this._setAriaHidden(parent); } } /** * @private * @return {?} */ _revertAriaHidden() { this._ariaHiddenValues.forEach((/** * @param {?} value * @param {?} element * @return {?} */ (value, element) => { if (value) { element.setAttribute('aria-hidden', value); } else { element.removeAttribute('aria-hidden'); } })); this._ariaHiddenValues.clear(); } /** * @private * @param {?} ngbModalRef * @return {?} */ _registerModalRef(ngbModalRef) { /** @type {?} */ const unregisterModalRef = (/** * @return {?} */ () => { /** @type {?} */ const index = this._modalRefs.indexOf(ngbModalRef); if (index > -1) { this._modalRefs.splice(index, 1); } }); this._modalRefs.push(ngbModalRef); ngbModalRef.result.then(unregisterModalRef, unregisterModalRef); } /** * @private * @param {?} ngbWindowCmpt * @return {?} */ _registerWindowCmpt(ngbWindowCmpt) { this._windowCmpts.push(ngbWindowCmpt); this._activeWindowCmptHasChanged.next(); ngbWindowCmpt.onDestroy((/** * @return {?} */ () => { /** @type {?} */ const index = this._windowCmpts.indexOf(ngbWindowCmpt); if (index > -1) { this._windowCmpts.splice(index, 1); this._activeWindowCmptHasChanged.next(); } })); } } NgbModalStack.decorators = [ { type: Injectable, args: [{ providedIn: 'root' },] } ]; /** @nocollapse */ NgbModalStack.ctorParameters = () => [ { type: ApplicationRef }, { type: Injector }, { type: undefined, decorators: [{ type: Inject, args: [DOCUMENT,] }] }, { type: ScrollBar }, { type: RendererFactory2 }, { type: NgZone } ]; /** @nocollapse */ NgbModalStack.ngInjectableDef = i0.ɵɵdefineInjectable({ factory: function NgbModalStack_Factory() { return new NgbModalStack(i0.ɵɵinject(i0.ApplicationRef), i0.ɵɵinject(i0.INJECTOR), i0.ɵɵinject(i1.DOCUMENT), i0.ɵɵinject(i2.ScrollBar), i0.ɵɵinject(i0.RendererFactory2), i0.ɵɵinject(i0.NgZone)); }, token: NgbModalStack, providedIn: "root" }); if (false) { /** * @type {?} * @private */ NgbModalStack.prototype._activeWindowCmptHasChanged; /** * @type {?} * @private */ NgbModalStack.prototype._ariaHiddenValues; /** * @type {?} * @private */ NgbModalStack.prototype._backdropAttributes; /** * @type {?} * @private */ NgbModalStack.prototype._modalRefs; /** * @type {?} * @private */ NgbModalStack.prototype._windowAttributes; /** * @type {?} * @private */ NgbModalStack.prototype._windowCmpts; /** * @type {?} * @private */ NgbModalStack.prototype._applicationRef; /** * @type {?} * @private */ NgbModalStack.prototype._injector; /** * @type {?} * @private */ NgbModalStack.prototype._document; /** * @type {?} * @private */ NgbModalStack.prototype._scrollBar; /** * @type {?} * @private */ NgbModalStack.prototype._rendererFactory; /** * @type {?} * @private */ NgbModalStack.prototype._ngZone; } //# 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{DOCUMENT} from '@angular/common';\nimport {\n  ApplicationRef,\n  ComponentFactoryResolver,\n  ComponentRef,\n  Inject,\n  Injectable,\n  Injector,\n  NgZone,\n  RendererFactory2,\n  TemplateRef\n} from '@angular/core';\nimport {Subject} from 'rxjs';\n\nimport {ngbFocusTrap} from '../util/focus-trap';\nimport {ContentRef} from '../util/popup';\nimport {ScrollBar} from '../util/scrollbar';\nimport {isDefined, isString} from '../util/util';\nimport {NgbModalBackdrop} from './modal-backdrop';\nimport {NgbModalOptions} from './modal-config';\nimport {NgbActiveModal, NgbModalRef} from './modal-ref';\nimport {NgbModalWindow} from './modal-window';\n\n@Injectable({providedIn: 'root'})\nexport class NgbModalStack {\n  private _activeWindowCmptHasChanged = new Subject();\n  private _ariaHiddenValues: Map<Element, string> = new Map();\n  private _backdropAttributes = ['backdropClass'];\n  private _modalRefs: NgbModalRef[] = [];\n  private _windowAttributes =\n      ['ariaLabelledBy', 'backdrop', 'centered', 'keyboard', 'scrollable', 'size', 'windowClass'];\n  private _windowCmpts: ComponentRef<NgbModalWindow>[] = [];\n\n  constructor(\n      private _applicationRef: ApplicationRef, private _injector: Injector, @Inject(DOCUMENT) private _document: any,\n      private _scrollBar: ScrollBar, private _rendererFactory: RendererFactory2, private _ngZone: NgZone) {\n    // Trap focus on active WindowCmpt\n    this._activeWindowCmptHasChanged.subscribe(() => {\n      if (this._windowCmpts.length) {\n        const activeWindowCmpt = this._windowCmpts[this._windowCmpts.length - 1];\n        ngbFocusTrap(this._ngZone, activeWindowCmpt.location.nativeElement, this._activeWindowCmptHasChanged);\n        this._revertAriaHidden();\n        this._setAriaHidden(activeWindowCmpt.location.nativeElement);\n      }\n    });\n  }\n\n  open(moduleCFR: ComponentFactoryResolver, contentInjector: Injector, content: any, options): NgbModalRef {\n    const containerEl =\n        isDefined(options.container) ? this._document.querySelector(options.container) : this._document.body;\n    const renderer = this._rendererFactory.createRenderer(null, null);\n\n    const revertPaddingForScrollBar = this._scrollBar.compensate();\n    const removeBodyClass = () => {\n      if (!this._modalRefs.length) {\n        renderer.removeClass(this._document.body, 'modal-open');\n        this._revertAriaHidden();\n      }\n    };\n\n    if (!containerEl) {\n      throw new Error(`The specified modal container \"${options.container || 'body'}\" was not found in the DOM.`);\n    }\n\n    const activeModal = new NgbActiveModal();\n    const contentRef =\n        this._getContentRef(moduleCFR, options.injector || contentInjector, content, activeModal, options);\n\n    let backdropCmptRef: ComponentRef<NgbModalBackdrop> =\n        options.backdrop !== false ? this._attachBackdrop(moduleCFR, containerEl) : null;\n    let windowCmptRef: ComponentRef<NgbModalWindow> = this._attachWindowComponent(moduleCFR, containerEl, contentRef);\n    let ngbModalRef: NgbModalRef = new NgbModalRef(windowCmptRef, contentRef, backdropCmptRef, options.beforeDismiss);\n\n    this._registerModalRef(ngbModalRef);\n    this._registerWindowCmpt(windowCmptRef);\n    ngbModalRef.result.then(revertPaddingForScrollBar, revertPaddingForScrollBar);\n    ngbModalRef.result.then(removeBodyClass, removeBodyClass);\n    activeModal.close = (result: any) => { ngbModalRef.close(result); };\n    activeModal.dismiss = (reason: any) => { ngbModalRef.dismiss(reason); };\n\n    this._applyWindowOptions(windowCmptRef.instance, options);\n    if (this._modalRefs.length === 1) {\n      renderer.addClass(this._document.body, 'modal-open');\n    }\n\n    if (backdropCmptRef && backdropCmptRef.instance) {\n      this._applyBackdropOptions(backdropCmptRef.instance, options);\n    }\n    return ngbModalRef;\n  }\n\n  dismissAll(reason?: any) { this._modalRefs.forEach(ngbModalRef => ngbModalRef.dismiss(reason)); }\n\n  hasOpenModals(): boolean { return this._modalRefs.length > 0; }\n\n  private _attachBackdrop(moduleCFR: ComponentFactoryResolver, containerEl: any): ComponentRef<NgbModalBackdrop> {\n    let backdropFactory = moduleCFR.resolveComponentFactory(NgbModalBackdrop);\n    let backdropCmptRef = backdropFactory.create(this._injector);\n    this._applicationRef.attachView(backdropCmptRef.hostView);\n    containerEl.appendChild(backdropCmptRef.location.nativeElement);\n    return backdropCmptRef;\n  }\n\n  private _attachWindowComponent(moduleCFR: ComponentFactoryResolver, containerEl: any, contentRef: any):\n      ComponentRef<NgbModalWindow> {\n    let windowFactory = moduleCFR.resolveComponentFactory(NgbModalWindow);\n    let windowCmptRef = windowFactory.create(this._injector, contentRef.nodes);\n    this._applicationRef.attachView(windowCmptRef.hostView);\n    containerEl.appendChild(windowCmptRef.location.nativeElement);\n    return windowCmptRef;\n  }\n\n  private _applyWindowOptions(windowInstance: NgbModalWindow, options: Object): void {\n    this._windowAttributes.forEach((optionName: string) => {\n      if (isDefined(options[optionName])) {\n        windowInstance[optionName] = options[optionName];\n      }\n    });\n  }\n\n  private _applyBackdropOptions(backdropInstance: NgbModalBackdrop, options: Object): void {\n    this._backdropAttributes.forEach((optionName: string) => {\n      if (isDefined(options[optionName])) {\n        backdropInstance[optionName] = options[optionName];\n      }\n    });\n  }\n\n  private _getContentRef(\n      moduleCFR: ComponentFactoryResolver, contentInjector: Injector, content: any, activeModal: NgbActiveModal,\n      options: NgbModalOptions): ContentRef {\n    if (!content) {\n      return new ContentRef([]);\n    } else if (content instanceof TemplateRef) {\n      return this._createFromTemplateRef(content, activeModal);\n    } else if (isString(content)) {\n      return this._createFromString(content);\n    } else {\n      return this._createFromComponent(moduleCFR, contentInjector, content, activeModal, options);\n    }\n  }\n\n  private _createFromTemplateRef(content: TemplateRef<any>, activeModal: NgbActiveModal): ContentRef {\n    const context = {\n      $implicit: activeModal,\n      close(result) { activeModal.close(result); },\n      dismiss(reason) { activeModal.dismiss(reason); }\n    };\n    const viewRef = content.createEmbeddedView(context);\n    this._applicationRef.attachView(viewRef);\n    return new ContentRef([viewRef.rootNodes], viewRef);\n  }\n\n  private _createFromString(content: string): ContentRef {\n    const component = this._document.createTextNode(`${content}`);\n    return new ContentRef([[component]]);\n  }\n\n  private _createFromComponent(\n      moduleCFR: ComponentFactoryResolver, contentInjector: Injector, content: any, context: NgbActiveModal,\n      options: NgbModalOptions): ContentRef {\n    const contentCmptFactory = moduleCFR.resolveComponentFactory(content);\n    const modalContentInjector =\n        Injector.create({providers: [{provide: NgbActiveModal, useValue: context}], parent: contentInjector});\n    const componentRef = contentCmptFactory.create(modalContentInjector);\n    const componentNativeEl = componentRef.location.nativeElement;\n    if (options.scrollable) {\n      (componentNativeEl as HTMLElement).classList.add('component-host-scrollable');\n    }\n    this._applicationRef.attachView(componentRef.hostView);\n    // FIXME: we should here get rid of the component nativeElement\n    // and use `[Array.from(componentNativeEl.childNodes)]` instead and remove the above CSS class.\n    return new ContentRef([[componentNativeEl]], componentRef.hostView, componentRef);\n  }\n\n  private _setAriaHidden(element: Element) {\n    const parent = element.parentElement;\n    if (parent && element !== this._document.body) {\n      Array.from(parent.children).forEach(sibling => {\n        if (sibling !== element && sibling.nodeName !== 'SCRIPT') {\n          this._ariaHiddenValues.set(sibling, sibling.getAttribute('aria-hidden'));\n          sibling.setAttribute('aria-hidden', 'true');\n        }\n      });\n\n      this._setAriaHidden(parent);\n    }\n  }\n\n  private _revertAriaHidden() {\n    this._ariaHiddenValues.forEach((value, element) => {\n      if (value) {\n        element.setAttribute('aria-hidden', value);\n      } else {\n        element.removeAttribute('aria-hidden');\n      }\n    });\n    this._ariaHiddenValues.clear();\n  }\n\n  private _registerModalRef(ngbModalRef: NgbModalRef) {\n    const unregisterModalRef = () => {\n      const index = this._modalRefs.indexOf(ngbModalRef);\n      if (index > -1) {\n        this._modalRefs.splice(index, 1);\n      }\n    };\n    this._modalRefs.push(ngbModalRef);\n    ngbModalRef.result.then(unregisterModalRef, unregisterModalRef);\n  }\n\n  private _registerWindowCmpt(ngbWindowCmpt: ComponentRef<NgbModalWindow>) {\n    this._windowCmpts.push(ngbWindowCmpt);\n    this._activeWindowCmptHasChanged.next();\n\n    ngbWindowCmpt.onDestroy(() => {\n      const index = this._windowCmpts.indexOf(ngbWindowCmpt);\n      if (index > -1) {\n        this._windowCmpts.splice(index, 1);\n        this._activeWindowCmptHasChanged.next();\n      }\n    });\n  }\n}\n"]}