ngx-bootstrap/modal/fesm2015/ngx-bootstrap-modal.js

Angular Bootstrap

import { Injectable, InjectionToken, Component, ElementRef, Renderer2, HostListener, EventEmitter, Directive, ViewContainerRef, Optional, Inject, Input, Output, RendererFactory2, NgModule } from '@angular/core';
import { isBs3, Utils, document as document$1, window as window$1 } from 'ngx-bootstrap/utils';
import { ComponentLoaderFactory } from 'ngx-bootstrap/component-loader';
import { PositioningService } from 'ngx-bootstrap/positioning';
import { FocusTrapModule } from 'ngx-bootstrap/focus-trap';

// eslint-disable-next-line @typescript-eslint/no-explicit-any
class BsModalRef {
    constructor() {
        /**
         * Hides the modal
         */
        this.hide = () => void 0;
        /**
         * Sets new class to modal window
         */
        this.setClass = () => void 0;
    }
}
BsModalRef.decorators = [
    { type: Injectable }
];

class ModalBackdropOptions {
    constructor(options) {
        this.animate = true;
        Object.assign(this, options);
    }
}

class ModalOptions {
}
ModalOptions.decorators = [
    { type: Injectable }
];
const modalConfigDefaults = {
    backdrop: true,
    keyboard: true,
    focus: true,
    show: false,
    ignoreBackdropClick: false,
    class: '',
    animated: true,
    initialState: {},
    closeInterceptor: void 0
};
const MODAL_CONFIG_DEFAULT_OVERRIDE = new InjectionToken('override-default-config');
const CLASS_NAME = {
    SCROLLBAR_MEASURER: 'modal-scrollbar-measure',
    BACKDROP: 'modal-backdrop',
    OPEN: 'modal-open',
    FADE: 'fade',
    IN: 'in',
    SHOW: 'show' // bs4
};
const SELECTOR = {
    DIALOG: '.modal-dialog',
    DATA_TOGGLE: '[data-toggle="modal"]',
    DATA_DISMISS: '[data-dismiss="modal"]',
    FIXED_CONTENT: '.navbar-fixed-top, .navbar-fixed-bottom, .is-fixed'
};
const TRANSITION_DURATIONS = {
    MODAL: 300,
    BACKDROP: 150
};
const DISMISS_REASONS = {
    BACKRDOP: 'backdrop-click',
    ESC: 'esc',
    BACK: 'browser-back-navigation-clicked'
};

class ModalContainerComponent {
    constructor(options, _element, _renderer) {
        this._element = _element;
        this._renderer = _renderer;
        this.isShown = false;
        this.isAnimated = false;
        this.isModalHiding = false;
        this.clickStartedInContent = false;
        this.config = Object.assign({}, options);
    }
    ngOnInit() {
        if (this.isAnimated) {
            this._renderer.addClass(this._element.nativeElement, CLASS_NAME.FADE);
        }
        this._renderer.setStyle(this._element.nativeElement, 'display', 'block');
        setTimeout(() => {
            this.isShown = true;
            this._renderer.addClass(this._element.nativeElement, isBs3() ? CLASS_NAME.IN : CLASS_NAME.SHOW);
        }, this.isAnimated ? TRANSITION_DURATIONS.BACKDROP : 0);
        if (document && document.body) {
            if (this.bsModalService && this.bsModalService.getModalsCount() === 1) {
                this.bsModalService.checkScrollbar();
                this.bsModalService.setScrollbar();
            }
            this._renderer.addClass(document.body, CLASS_NAME.OPEN);
        }
        if (this._element.nativeElement) {
            this._element.nativeElement.focus();
        }
    }
    onClickStarted(event) {
        this.clickStartedInContent = event.target !== this._element.nativeElement;
    }
    onClickStop(event) {
        var _a;
        const clickedInBackdrop = event.target === this._element.nativeElement && !this.clickStartedInContent;
        if (this.config.ignoreBackdropClick ||
            this.config.backdrop === 'static' ||
            !clickedInBackdrop) {
            this.clickStartedInContent = false;
            return;
        }
        (_a = this.bsModalService) === null || _a === void 0 ? void 0 : _a.setDismissReason(DISMISS_REASONS.BACKRDOP);
        this.hide();
    }
    onPopState() {
        var _a;
        (_a = this.bsModalService) === null || _a === void 0 ? void 0 : _a.setDismissReason(DISMISS_REASONS.BACK);
        this.hide();
    }
    onEsc(event) {
        var _a, _b;
        if (!this.isShown) {
            return;
        }
        if (event.keyCode === 27 || event.key === 'Escape') {
            event.preventDefault();
        }
        if (this.config.keyboard &&
            this.level === ((_a = this.bsModalService) === null || _a === void 0 ? void 0 : _a.getModalsCount())) {
            (_b = this.bsModalService) === null || _b === void 0 ? void 0 : _b.setDismissReason(DISMISS_REASONS.ESC);
            this.hide();
        }
    }
    ngOnDestroy() {
        if (this.isShown) {
            this._hide();
        }
    }
    hide() {
        if (this.isModalHiding || !this.isShown) {
            return;
        }
        if (this.config.closeInterceptor) {
            this.config.closeInterceptor().then(() => this._hide(), () => undefined);
            return;
        }
        this._hide();
    }
    _hide() {
        this.isModalHiding = true;
        this._renderer.removeClass(this._element.nativeElement, isBs3() ? CLASS_NAME.IN : CLASS_NAME.SHOW);
        setTimeout(() => {
            var _a, _b;
            this.isShown = false;
            if (document &&
                document.body &&
                ((_a = this.bsModalService) === null || _a === void 0 ? void 0 : _a.getModalsCount()) === 1) {
                this._renderer.removeClass(document.body, CLASS_NAME.OPEN);
            }
            (_b = this.bsModalService) === null || _b === void 0 ? void 0 : _b.hide(this.config.id);
            this.isModalHiding = false;
        }, this.isAnimated ? TRANSITION_DURATIONS.MODAL : 0);
    }
}
ModalContainerComponent.decorators = [
    { type: Component, args: [{
                selector: 'modal-container',
                template: `
    <div [class]="'modal-dialog' + (config.class ? ' ' + config.class : '')"
         role="document"
         focusTrap>
      <div class="modal-content">
        <ng-content></ng-content>
      </div>
    </div>
  `,
                // eslint-disable-next-line @angular-eslint/no-host-metadata-property
                host: {
                    class: 'modal',
                    role: 'dialog',
                    tabindex: '-1',
                    '[attr.aria-modal]': 'true',
                    '[attr.aria-labelledby]': 'config.ariaLabelledBy',
                    '[attr.aria-describedby]': 'config.ariaDescribedby'
                }
            },] }
];
ModalContainerComponent.ctorParameters = () => [
    { type: ModalOptions },
    { type: ElementRef },
    { type: Renderer2 }
];
ModalContainerComponent.propDecorators = {
    onClickStarted: [{ type: HostListener, args: ['mousedown', ['$event'],] }],
    onClickStop: [{ type: HostListener, args: ['click', ['$event'],] }],
    onPopState: [{ type: HostListener, args: ['window:popstate',] }],
    onEsc: [{ type: HostListener, args: ['window:keydown.esc', ['$event'],] }]
};

/** This component will be added as background layout for modals if enabled */
class ModalBackdropComponent {
    constructor(element, renderer) {
        this._isAnimated = false;
        this._isShown = false;
        this.element = element;
        this.renderer = renderer;
    }
    get isAnimated() {
        return this._isAnimated;
    }
    set isAnimated(value) {
        this._isAnimated = value;
    }
    get isShown() {
        return this._isShown;
    }
    set isShown(value) {
        this._isShown = value;
        if (value) {
            this.renderer.addClass(this.element.nativeElement, `${CLASS_NAME.IN}`);
        }
        else {
            this.renderer.removeClass(this.element.nativeElement, `${CLASS_NAME.IN}`);
        }
        if (!isBs3()) {
            if (value) {
                this.renderer.addClass(this.element.nativeElement, `${CLASS_NAME.SHOW}`);
            }
            else {
                this.renderer.removeClass(this.element.nativeElement, `${CLASS_NAME.SHOW}`);
            }
        }
    }
    ngOnInit() {
        if (this.isAnimated) {
            this.renderer.addClass(this.element.nativeElement, `${CLASS_NAME.FADE}`);
            Utils.reflow(this.element.nativeElement);
        }
        this.isShown = true;
    }
}
ModalBackdropComponent.decorators = [
    { type: Component, args: [{
                selector: 'bs-modal-backdrop',
                template: ' ',
                // eslint-disable-next-line @angular-eslint/no-host-metadata-property
                host: { class: CLASS_NAME.BACKDROP }
            },] }
];
ModalBackdropComponent.ctorParameters = () => [
    { type: ElementRef },
    { type: Renderer2 }
];

// todo: should we support enforce focus in?
const TRANSITION_DURATION = 300;
const BACKDROP_TRANSITION_DURATION = 150;
/** Mark any code with directive to show it's content in modal */
class ModalDirective {
    constructor(_element, _viewContainerRef, _renderer, clf, modalDefaultOption) {
        this._element = _element;
        this._renderer = _renderer;
        /** This event fires immediately when the `show` instance method is called. */
        this.onShow = new EventEmitter();
        /** This event is fired when the modal has been made visible to the user
         * (will wait for CSS transitions to complete)
         */
        this.onShown = new EventEmitter();
        /** This event is fired immediately when
         * the hide instance method has been called.
         */
        this.onHide = new EventEmitter();
        /** This event is fired when the modal has finished being
         * hidden from the user (will wait for CSS transitions to complete).
         */
        this.onHidden = new EventEmitter();
        this._isShown = false;
        this.isBodyOverflowing = false;
        this.originalBodyPadding = 0;
        this.scrollbarWidth = 0;
        this.timerHideModal = 0;
        this.timerRmBackDrop = 0;
        this.isNested = false;
        this.clickStartedInContent = false;
        this._backdrop = clf.createLoader(_element, _viewContainerRef, _renderer);
        this._config = modalDefaultOption || modalConfigDefaults;
    }
    /** allows to set modal configuration via element property */
    set config(conf) {
        this._config = this.getConfig(conf);
    }
    get config() {
        return this._config;
    }
    get isShown() {
        return this._isShown;
    }
    onClickStarted(event) {
        this.clickStartedInContent = event.target !== this._element.nativeElement;
    }
    onClickStop(event) {
        const clickedInBackdrop = event.target === this._element.nativeElement && !this.clickStartedInContent;
        if (this.config.ignoreBackdropClick ||
            this.config.backdrop === 'static' ||
            !clickedInBackdrop) {
            this.clickStartedInContent = false;
            return;
        }
        this.dismissReason = DISMISS_REASONS.BACKRDOP;
        this.hide(event);
    }
    // todo: consider preventing default and stopping propagation
    onEsc(event) {
        if (!this._isShown) {
            return;
        }
        if (event.keyCode === 27 || event.key === 'Escape') {
            event.preventDefault();
        }
        if (this.config.keyboard) {
            this.dismissReason = DISMISS_REASONS.ESC;
            this.hide();
        }
    }
    ngOnDestroy() {
        if (this._isShown) {
            this._isShown = false;
            this.hideModal();
            this._backdrop.dispose();
        }
    }
    ngOnInit() {
        this._config = this._config || this.getConfig();
        setTimeout(() => {
            if (this._config.show) {
                this.show();
            }
        }, 0);
    }
    /* Public methods */
    /** Allows to manually toggle modal visibility */
    toggle() {
        return this._isShown ? this.hide() : this.show();
    }
    /** Allows to manually open modal */
    show() {
        this.dismissReason = void 0;
        this.onShow.emit(this);
        if (this._isShown) {
            return;
        }
        clearTimeout(this.timerHideModal);
        clearTimeout(this.timerRmBackDrop);
        this._isShown = true;
        this.checkScrollbar();
        this.setScrollbar();
        if (document$1 && document$1.body) {
            if (document$1.body.classList.contains(CLASS_NAME.OPEN)) {
                this.isNested = true;
            }
            else {
                this._renderer.addClass(document$1.body, CLASS_NAME.OPEN);
            }
        }
        this.showBackdrop(() => {
            this.showElement();
        });
    }
    /** Check if we can close the modal */
    hide(event) {
        if (!this._isShown) {
            return;
        }
        if (event) {
            event.preventDefault();
        }
        if (this.config.closeInterceptor) {
            this.config.closeInterceptor().then(() => this._hide(), () => undefined);
            return;
        }
        this._hide();
    }
    /** Private methods @internal */
    /**
     *  Manually close modal
     *  @internal
     */
    _hide() {
        this.onHide.emit(this);
        window$1.clearTimeout(this.timerHideModal);
        window$1.clearTimeout(this.timerRmBackDrop);
        this._isShown = false;
        this._renderer.removeClass(this._element.nativeElement, CLASS_NAME.IN);
        if (!isBs3()) {
            this._renderer.removeClass(this._element.nativeElement, CLASS_NAME.SHOW);
        }
        // this._addClassIn = false;
        if (this._config.animated) {
            this.timerHideModal = window$1.setTimeout(() => this.hideModal(), TRANSITION_DURATION);
        }
        else {
            this.hideModal();
        }
    }
    getConfig(config) {
        return Object.assign({}, this._config, config);
    }
    /**
     *  Show dialog
     *  @internal
     */
    showElement() {
        // todo: replace this with component loader usage
        if (!this._element.nativeElement.parentNode ||
            this._element.nativeElement.parentNode.nodeType !== Node.ELEMENT_NODE) {
            // don't move modals dom position
            if (document$1 && document$1.body) {
                document$1.body.appendChild(this._element.nativeElement);
            }
        }
        this._renderer.setAttribute(this._element.nativeElement, 'aria-hidden', 'false');
        this._renderer.setAttribute(this._element.nativeElement, 'aria-modal', 'true');
        this._renderer.setStyle(this._element.nativeElement, 'display', 'block');
        this._renderer.setProperty(this._element.nativeElement, 'scrollTop', 0);
        if (this._config.animated) {
            Utils.reflow(this._element.nativeElement);
        }
        // this._addClassIn = true;
        this._renderer.addClass(this._element.nativeElement, CLASS_NAME.IN);
        if (!isBs3()) {
            this._renderer.addClass(this._element.nativeElement, CLASS_NAME.SHOW);
        }
        const transitionComplete = () => {
            if (this._config.focus) {
                this._element.nativeElement.focus();
            }
            this.onShown.emit(this);
        };
        if (this._config.animated) {
            setTimeout(transitionComplete, TRANSITION_DURATION);
        }
        else {
            transitionComplete();
        }
    }
    /** @internal */
    hideModal() {
        this._renderer.setAttribute(this._element.nativeElement, 'aria-hidden', 'true');
        this._renderer.setStyle(this._element.nativeElement, 'display', 'none');
        this.showBackdrop(() => {
            if (!this.isNested) {
                if (document$1 && document$1.body) {
                    this._renderer.removeClass(document$1.body, CLASS_NAME.OPEN);
                }
                this.resetScrollbar();
            }
            this.resetAdjustments();
            this.focusOtherModal();
            this.onHidden.emit(this);
        });
    }
    // todo: original show was calling a callback when done, but we can use
    // promise
    /** @internal */
    showBackdrop(callback) {
        if (this._isShown &&
            this.config.backdrop &&
            (!this.backdrop || !this.backdrop.instance.isShown)) {
            this.removeBackdrop();
            this._backdrop
                .attach(ModalBackdropComponent)
                .to('body')
                .show({ isAnimated: this._config.animated });
            this.backdrop = this._backdrop._componentRef;
            if (!callback) {
                return;
            }
            if (!this._config.animated) {
                callback();
                return;
            }
            setTimeout(callback, BACKDROP_TRANSITION_DURATION);
        }
        else if (!this._isShown && this.backdrop) {
            this.backdrop.instance.isShown = false;
            const callbackRemove = () => {
                this.removeBackdrop();
                if (callback) {
                    callback();
                }
            };
            if (this.backdrop.instance.isAnimated) {
                this.timerRmBackDrop = window$1.setTimeout(callbackRemove, BACKDROP_TRANSITION_DURATION);
            }
            else {
                callbackRemove();
            }
        }
        else if (callback) {
            callback();
        }
    }
    /** @internal */
    removeBackdrop() {
        this._backdrop.hide();
    }
    /** Events tricks */
    // no need for it
    // protected setEscapeEvent():void {
    //   if (this._isShown && this._config.keyboard) {
    //     $(this._element).on(Event.KEYDOWN_DISMISS, (event) => {
    //       if (event.which === 27) {
    //         this.hide()
    //       }
    //     })
    //
    //   } else if (!this._isShown) {
    //     $(this._element).off(Event.KEYDOWN_DISMISS)
    //   }
    // }
    // protected setResizeEvent():void {
    // console.log(this.renderer.listenGlobal('', Event.RESIZE));
    // if (this._isShown) {
    //   $(window).on(Event.RESIZE, $.proxy(this._handleUpdate, this))
    // } else {
    //   $(window).off(Event.RESIZE)
    // }
    // }
    focusOtherModal() {
        if (this._element.nativeElement.parentElement == null) {
            return;
        }
        const otherOpenedModals = this._element.nativeElement.parentElement.querySelectorAll('.in[bsModal]');
        if (!otherOpenedModals.length) {
            return;
        }
        otherOpenedModals[otherOpenedModals.length - 1].focus();
    }
    /** @internal */
    resetAdjustments() {
        this._renderer.setStyle(this._element.nativeElement, 'paddingLeft', '');
        this._renderer.setStyle(this._element.nativeElement, 'paddingRight', '');
    }
    /** Scroll bar tricks */
    /** @internal */
    checkScrollbar() {
        this.isBodyOverflowing = document$1.body.clientWidth < window$1.innerWidth;
        this.scrollbarWidth = this.getScrollbarWidth();
    }
    setScrollbar() {
        if (!document$1) {
            return;
        }
        this.originalBodyPadding = parseInt(window$1
            .getComputedStyle(document$1.body)
            .getPropertyValue('padding-right') || 0, 10);
        if (this.isBodyOverflowing) {
            document$1.body.style.paddingRight = `${this.originalBodyPadding +
                this.scrollbarWidth}px`;
        }
    }
    resetScrollbar() {
        document$1.body.style.paddingRight = `${this.originalBodyPadding}px`;
    }
    // thx d.walsh
    getScrollbarWidth() {
        const scrollDiv = this._renderer.createElement('div');
        this._renderer.addClass(scrollDiv, CLASS_NAME.SCROLLBAR_MEASURER);
        this._renderer.appendChild(document$1.body, scrollDiv);
        const scrollbarWidth = scrollDiv.offsetWidth - scrollDiv.clientWidth;
        this._renderer.removeChild(document$1.body, scrollDiv);
        return scrollbarWidth;
    }
}
ModalDirective.decorators = [
    { type: Directive, args: [{
                selector: '[bsModal]',
                exportAs: 'bs-modal'
            },] }
];
ModalDirective.ctorParameters = () => [
    { type: ElementRef },
    { type: ViewContainerRef },
    { type: Renderer2 },
    { type: ComponentLoaderFactory },
    { type: ModalOptions, decorators: [{ type: Optional }, { type: Inject, args: [MODAL_CONFIG_DEFAULT_OVERRIDE,] }] }
];
ModalDirective.propDecorators = {
    config: [{ type: Input }],
    closeInterceptor: [{ type: Input }],
    onShow: [{ type: Output }],
    onShown: [{ type: Output }],
    onHide: [{ type: Output }],
    onHidden: [{ type: Output }],
    onClickStarted: [{ type: HostListener, args: ['mousedown', ['$event'],] }],
    onClickStop: [{ type: HostListener, args: ['mouseup', ['$event'],] }],
    onEsc: [{ type: HostListener, args: ['keydown.esc', ['$event'],] }]
};

class BsModalService {
    constructor(rendererFactory, clf, modalDefaultOption) {
        this.clf = clf;
        this.modalDefaultOption = modalDefaultOption;
        this.onShow = new EventEmitter();
        this.onShown = new EventEmitter();
        this.onHide = new EventEmitter();
        this.onHidden = new EventEmitter();
        this.isBodyOverflowing = false;
        this.originalBodyPadding = 0;
        this.scrollbarWidth = 0;
        this.modalsCount = 0;
        this.loaders = [];
        this._backdropLoader = this.clf.createLoader();
        this._renderer = rendererFactory.createRenderer(null, null);
        this.config = modalDefaultOption ?
            (Object.assign({}, modalConfigDefaults, modalDefaultOption)) :
            modalConfigDefaults;
    }
    /** Shows a modal */
    show(
    // eslint-disable-next-line @typescript-eslint/no-explicit-any
    content, config) {
        this.modalsCount++;
        this._createLoaders();
        // must be different per every show() call
        const id = (config === null || config === void 0 ? void 0 : config.id) || (new Date()).getUTCMilliseconds();
        this.config = this.modalDefaultOption ?
            Object.assign({}, modalConfigDefaults, this.modalDefaultOption, config) :
            Object.assign({}, modalConfigDefaults, config);
        this.config.id = id;
        this._showBackdrop();
        this.lastDismissReason = void 0;
        return this._showModal(content);
    }
    hide(id) {
        if (this.modalsCount === 1 || id == null) {
            this._hideBackdrop();
            this.resetScrollbar();
        }
        this.modalsCount = this.modalsCount >= 1 && id != null ? this.modalsCount - 1 : 0;
        setTimeout(() => {
            this._hideModal(id);
            this.removeLoaders(id);
        }, this.config.animated ? TRANSITION_DURATIONS.BACKDROP : 0);
    }
    _showBackdrop() {
        const isBackdropEnabled = this.config.backdrop === true || this.config.backdrop === 'static';
        const isBackdropInDOM = !this.backdropRef || !this.backdropRef.instance.isShown;
        if (this.modalsCount === 1) {
            this.removeBackdrop();
            if (isBackdropEnabled && isBackdropInDOM) {
                this._backdropLoader
                    .attach(ModalBackdropComponent)
                    .to('body')
                    .show({ isAnimated: this.config.animated });
                this.backdropRef = this._backdropLoader._componentRef;
            }
        }
    }
    _hideBackdrop() {
        if (!this.backdropRef) {
            return;
        }
        this.backdropRef.instance.isShown = false;
        const duration = this.config.animated ? TRANSITION_DURATIONS.BACKDROP : 0;
        setTimeout(() => this.removeBackdrop(), duration);
    }
    // eslint-disable-next-line @typescript-eslint/no-explicit-any
    _showModal(content) {
        var _a;
        const modalLoader = this.loaders[this.loaders.length - 1];
        if (this.config && this.config.providers) {
            for (const provider of this.config.providers) {
                modalLoader.provide(provider);
            }
        }
        // eslint-disable-next-line @typescript-eslint/no-explicit-any
        const bsModalRef = new BsModalRef();
        const modalContainerRef = modalLoader
            .provide({ provide: ModalOptions, useValue: this.config })
            .provide({ provide: BsModalRef, useValue: bsModalRef })
            .attach(ModalContainerComponent)
            .to('body');
        bsModalRef.hide = () => { var _a; return (_a = modalContainerRef.instance) === null || _a === void 0 ? void 0 : _a.hide(); };
        bsModalRef.setClass = (newClass) => {
            if (modalContainerRef.instance) {
                modalContainerRef.instance.config.class = newClass;
            }
        };
        bsModalRef.onHidden = new EventEmitter();
        bsModalRef.onHide = new EventEmitter();
        this.copyEvent(modalLoader.onBeforeHide, bsModalRef.onHide);
        this.copyEvent(modalLoader.onHidden, bsModalRef.onHidden);
        // call 'show' method after assign setClass in bsModalRef.
        // it makes modal component's bsModalRef available to call setClass method
        modalContainerRef.show({
            content,
            isAnimated: this.config.animated,
            initialState: this.config.initialState,
            bsModalService: this,
            id: this.config.id
        });
        if (modalContainerRef.instance) {
            modalContainerRef.instance.level = this.getModalsCount();
            bsModalRef.content = modalLoader.getInnerComponent();
            bsModalRef.id = (_a = modalContainerRef.instance.config) === null || _a === void 0 ? void 0 : _a.id;
        }
        return bsModalRef;
    }
    _hideModal(id) {
        if (id != null) {
            const indexToRemove = this.loaders.findIndex(loader => { var _a; return ((_a = loader.instance) === null || _a === void 0 ? void 0 : _a.config.id) === id; });
            const modalLoader = this.loaders[indexToRemove];
            if (modalLoader) {
                modalLoader.hide(id);
            }
        }
        else {
            this.loaders.forEach((loader) => {
                if (loader.instance) {
                    loader.hide(loader.instance.config.id);
                }
            });
        }
    }
    getModalsCount() {
        return this.modalsCount;
    }
    setDismissReason(reason) {
        this.lastDismissReason = reason;
    }
    removeBackdrop() {
        this._renderer.removeClass(document.body, CLASS_NAME.OPEN);
        this._backdropLoader.hide();
        this.backdropRef = void 0;
    }
    /** Checks if the body is overflowing and sets scrollbar width */
    /** @internal */
    checkScrollbar() {
        this.isBodyOverflowing = document.body.clientWidth < window.innerWidth;
        this.scrollbarWidth = this.getScrollbarWidth();
    }
    setScrollbar() {
        if (!document) {
            return;
        }
        this.originalBodyPadding = parseInt(window
            .getComputedStyle(document.body)
            .getPropertyValue('padding-right') || '0', 10);
        if (this.isBodyOverflowing) {
            document.body.style.paddingRight = `${this.originalBodyPadding +
                this.scrollbarWidth}px`;
        }
    }
    resetScrollbar() {
        document.body.style.paddingRight = `${this.originalBodyPadding}px`;
    }
    // thx d.walsh
    getScrollbarWidth() {
        const scrollDiv = this._renderer.createElement('div');
        this._renderer.addClass(scrollDiv, CLASS_NAME.SCROLLBAR_MEASURER);
        this._renderer.appendChild(document.body, scrollDiv);
        const scrollbarWidth = scrollDiv.offsetWidth - scrollDiv.clientWidth;
        this._renderer.removeChild(document.body, scrollDiv);
        return scrollbarWidth;
    }
    _createLoaders() {
        const loader = this.clf.createLoader();
        this.copyEvent(loader.onBeforeShow, this.onShow);
        this.copyEvent(loader.onShown, this.onShown);
        this.copyEvent(loader.onBeforeHide, this.onHide);
        this.copyEvent(loader.onHidden, this.onHidden);
        this.loaders.push(loader);
    }
    removeLoaders(id) {
        if (id != null) {
            const indexToRemove = this.loaders.findIndex(loader => { var _a; return ((_a = loader.instance) === null || _a === void 0 ? void 0 : _a.config.id) === id; });
            if (indexToRemove >= 0) {
                this.loaders.splice(indexToRemove, 1);
                this.loaders.forEach((loader, i) => {
                    if (loader.instance) {
                        loader.instance.level = i + 1;
                    }
                });
            }
        }
        else {
            this.loaders.splice(0, this.loaders.length);
        }
    }
    copyEvent(from, to) {
        from.subscribe((data) => {
            to.emit(this.lastDismissReason || data);
        });
    }
}
BsModalService.decorators = [
    { type: Injectable }
];
BsModalService.ctorParameters = () => [
    { type: RendererFactory2 },
    { type: ComponentLoaderFactory },
    { type: ModalOptions, decorators: [{ type: Optional }, { type: Inject, args: [MODAL_CONFIG_DEFAULT_OVERRIDE,] }] }
];

const focusTrapModule = FocusTrapModule.forRoot();
class ModalModule {
    static forRoot() {
        return {
            ngModule: ModalModule,
            providers: [BsModalService, ComponentLoaderFactory, PositioningService]
        };
    }
    static forChild() {
        return {
            ngModule: ModalModule,
            providers: [BsModalService, ComponentLoaderFactory, PositioningService]
        };
    }
}
ModalModule.decorators = [
    { type: NgModule, args: [{
                imports: [FocusTrapModule],
                declarations: [
                    ModalBackdropComponent,
                    ModalDirective,
                    ModalContainerComponent
                ],
                exports: [ModalBackdropComponent, ModalDirective],
                entryComponents: [ModalBackdropComponent, ModalContainerComponent]
            },] }
];

/**
 * Generated bundle index. Do not edit.
 */

export { BsModalRef, BsModalService, MODAL_CONFIG_DEFAULT_OVERRIDE, ModalBackdropComponent, ModalBackdropOptions, ModalContainerComponent, ModalDirective, ModalModule, ModalOptions, CLASS_NAME as ɵa };
//# sourceMappingURL=ngx-bootstrap-modal.js.map