VLEX/BPM-UI/node_modules/ngx-bootstrap/modal/fesm2015/ngx-bootstrap-modal.js

import { Injectable, Component, ElementRef, Renderer2, HostListener, EventEmitter, Directive, ViewContainerRef, 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';

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
class BsModalRef {
    constructor() {
        /**
         * Hides the modal
         */
        this.hide = Function;
        /**
         * Sets new class to modal window
         */
        this.setClass = Function;
    }
}
BsModalRef.decorators = [
    { type: Injectable }
];

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
class ModalBackdropOptions {
    /**
     * @param {?} options
     */
    constructor(options) {
        this.animate = true;
        Object.assign(this, options);
    }
}

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
class ModalOptions {
}
ModalOptions.decorators = [
    { type: Injectable }
];
/** @type {?} */
const modalConfigDefaults = {
    backdrop: true,
    keyboard: true,
    focus: true,
    show: false,
    ignoreBackdropClick: false,
    class: '',
    animated: true,
    initialState: {}
};
/** @type {?} */
const CLASS_NAME = {
    SCROLLBAR_MEASURER: 'modal-scrollbar-measure',
    BACKDROP: 'modal-backdrop',
    OPEN: 'modal-open',
    FADE: 'fade',
    IN: 'in',
    // bs3
    SHOW: 'show' // bs4
};
/** @type {?} */
const TRANSITION_DURATIONS = {
    MODAL: 300,
    BACKDROP: 150
};
/** @type {?} */
const DISMISS_REASONS = {
    BACKRDOP: 'backdrop-click',
    ESC: 'esc'
};

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
class ModalContainerComponent {
    /**
     * @param {?} options
     * @param {?} _element
     * @param {?} _renderer
     */
    constructor(options, _element, _renderer) {
        this._element = _element;
        this._renderer = _renderer;
        this.isShown = false;
        this.isModalHiding = false;
        this.config = Object.assign({}, options);
    }
    /**
     * @return {?}
     */
    ngOnInit() {
        if (this.isAnimated) {
            this._renderer.addClass(this._element.nativeElement, CLASS_NAME.FADE);
        }
        this._renderer.setStyle(this._element.nativeElement, 'display', 'block');
        setTimeout((/**
         * @return {?}
         */
        () => {
            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.getModalsCount() === 1) {
                this.bsModalService.checkScrollbar();
                this.bsModalService.setScrollbar();
            }
            this._renderer.addClass(document.body, CLASS_NAME.OPEN);
        }
        if (this._element.nativeElement) {
            this._element.nativeElement.focus();
        }
    }
    /**
     * @param {?} event
     * @return {?}
     */
    onClick(event) {
        if (this.config.ignoreBackdropClick ||
            this.config.backdrop === 'static' ||
            event.target !== this._element.nativeElement) {
            return;
        }
        this.bsModalService.setDismissReason(DISMISS_REASONS.BACKRDOP);
        this.hide();
    }
    /**
     * @param {?} event
     * @return {?}
     */
    onEsc(event) {
        if (!this.isShown) {
            return;
        }
        // tslint:disable-next-line:deprecation
        if (event.keyCode === 27 || event.key === 'Escape') {
            event.preventDefault();
        }
        if (this.config.keyboard &&
            this.level === this.bsModalService.getModalsCount()) {
            this.bsModalService.setDismissReason(DISMISS_REASONS.ESC);
            this.hide();
        }
    }
    /**
     * @return {?}
     */
    ngOnDestroy() {
        if (this.isShown) {
            this.hide();
        }
    }
    /**
     * @return {?}
     */
    hide() {
        if (this.isModalHiding || !this.isShown) {
            return;
        }
        this.isModalHiding = true;
        this._renderer.removeClass(this._element.nativeElement, isBs3() ? CLASS_NAME.IN : CLASS_NAME.SHOW);
        setTimeout((/**
         * @return {?}
         */
        () => {
            this.isShown = false;
            if (document &&
                document.body &&
                this.bsModalService.getModalsCount() === 1) {
                this._renderer.removeClass(document.body, CLASS_NAME.OPEN);
            }
            this.bsModalService.hide(this.level);
            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">
      <div class="modal-content">
        <ng-content></ng-content>
      </div>
    </div>
  `,
                host: {
                    class: 'modal',
                    role: 'dialog',
                    tabindex: '-1',
                    '[attr.aria-modal]': 'true'
                }
            }] }
];
/** @nocollapse */
ModalContainerComponent.ctorParameters = () => [
    { type: ModalOptions },
    { type: ElementRef },
    { type: Renderer2 }
];
ModalContainerComponent.propDecorators = {
    onClick: [{ type: HostListener, args: ['click', ['$event'],] }],
    onEsc: [{ type: HostListener, args: ['window:keydown.esc', ['$event'],] }]
};

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
/**
 * This component will be added as background layout for modals if enabled
 */
class ModalBackdropComponent {
    /**
     * @param {?} element
     * @param {?} renderer
     */
    constructor(element, renderer) {
        this._isShown = false;
        this.element = element;
        this.renderer = renderer;
    }
    /**
     * @return {?}
     */
    get isAnimated() {
        return this._isAnimated;
    }
    /**
     * @param {?} value
     * @return {?}
     */
    set isAnimated(value) {
        this._isAnimated = value;
        // this.renderer.setElementClass(this.element.nativeElement, `${ClassName.FADE}`, value);
    }
    /**
     * @return {?}
     */
    get isShown() {
        return this._isShown;
    }
    /**
     * @param {?} value
     * @return {?}
     */
    set isShown(value) {
        this._isShown = value;
        if (value) {
            this.renderer.addClass(this.element.nativeElement, `${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, `${CLASS_NAME.SHOW}`);
            }
        }
    }
    /**
     * @return {?}
     */
    ngOnInit() {
        if (this.isAnimated) {
            this.renderer.addClass(this.element.nativeElement, `${CLASS_NAME.FADE}`);
            Utils.reflow(this.element.nativeElement);
        }
        this.isShown = true;
    }
}
ModalBackdropComponent.decorators = [
    { type: Component, args: [{
                selector: 'bs-modal-backdrop',
                template: ' ',
                host: { class: CLASS_NAME.BACKDROP }
            }] }
];
/** @nocollapse */
ModalBackdropComponent.ctorParameters = () => [
    { type: ElementRef },
    { type: Renderer2 }
];

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
/** @type {?} */
const TRANSITION_DURATION = 300;
/** @type {?} */
const BACKDROP_TRANSITION_DURATION = 150;
/**
 * Mark any code with directive to show it's content in modal
 */
class ModalDirective {
    /**
     * @param {?} _element
     * @param {?} _viewContainerRef
     * @param {?} _renderer
     * @param {?} clf
     */
    constructor(_element, _viewContainerRef, _renderer, clf) {
        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._backdrop = clf.createLoader(_element, _viewContainerRef, _renderer);
    }
    /**
     * allows to set modal configuration via element property
     * @param {?} conf
     * @return {?}
     */
    set config(conf) {
        this._config = this.getConfig(conf);
    }
    /**
     * @return {?}
     */
    get config() {
        return this._config;
    }
    /**
     * @return {?}
     */
    get isShown() {
        return this._isShown;
    }
    /**
     * @param {?} event
     * @return {?}
     */
    onClick(event) {
        if (this.config.ignoreBackdropClick ||
            this.config.backdrop === 'static' ||
            event.target !== this._element.nativeElement) {
            return;
        }
        this.dismissReason = DISMISS_REASONS.BACKRDOP;
        this.hide(event);
    }
    // todo: consider preventing default and stopping propagation
    /**
     * @param {?} event
     * @return {?}
     */
    onEsc(event) {
        if (!this._isShown) {
            return;
        }
        // tslint:disable-next-line:deprecation
        if (event.keyCode === 27 || event.key === 'Escape') {
            event.preventDefault();
        }
        if (this.config.keyboard) {
            this.dismissReason = DISMISS_REASONS.ESC;
            this.hide();
        }
    }
    /**
     * @return {?}
     */
    ngOnDestroy() {
        this.config = void 0;
        if (this._isShown) {
            this._isShown = false;
            this.hideModal();
            this._backdrop.dispose();
        }
    }
    /**
     * @return {?}
     */
    ngOnInit() {
        this._config = this._config || this.getConfig();
        setTimeout((/**
         * @return {?}
         */
        () => {
            if (this._config.show) {
                this.show();
            }
        }), 0);
    }
    /* Public methods */
    /**
     * Allows to manually toggle modal visibility
     * @return {?}
     */
    toggle() {
        return this._isShown ? this.hide() : this.show();
    }
    /**
     * Allows to manually open modal
     * @return {?}
     */
    show() {
        this.dismissReason = null;
        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((/**
         * @return {?}
         */
        () => {
            this.showElement();
        }));
    }
    /**
     * Allows to manually close modal
     * @param {?=} event
     * @return {?}
     */
    hide(event) {
        if (event) {
            event.preventDefault();
        }
        this.onHide.emit(this);
        // todo: add an option to prevent hiding
        if (!this._isShown) {
            return;
        }
        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((/**
             * @return {?}
             */
            () => this.hideModal()), TRANSITION_DURATION);
        }
        else {
            this.hideModal();
        }
    }
    /**
     * Private methods \@internal
     * @protected
     * @param {?=} config
     * @return {?}
     */
    getConfig(config) {
        return Object.assign({}, modalConfigDefaults, config);
    }
    /**
     *  Show dialog
     * \@internal
     * @protected
     * @return {?}
     */
    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);
        }
        /** @type {?} */
        const transitionComplete = (/**
         * @return {?}
         */
        () => {
            if (this._config.focus) {
                this._element.nativeElement.focus();
            }
            this.onShown.emit(this);
        });
        if (this._config.animated) {
            setTimeout(transitionComplete, TRANSITION_DURATION);
        }
        else {
            transitionComplete();
        }
    }
    /**
     * \@internal
     * @protected
     * @return {?}
     */
    hideModal() {
        this._renderer.setAttribute(this._element.nativeElement, 'aria-hidden', 'true');
        this._renderer.setStyle(this._element.nativeElement, 'display', 'none');
        this.showBackdrop((/**
         * @return {?}
         */
        () => {
            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
     * @protected
     * @param {?=} callback
     * @return {?}
     */
    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;
            /** @type {?} */
            const callbackRemove = (/**
             * @return {?}
             */
            () => {
                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
     * @protected
     * @return {?}
     */
    removeBackdrop() {
        this._backdrop.hide();
    }
    /**
     * Events tricks
     * @protected
     * @return {?}
     */
    // 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;
        }
        /** @type {?} */
        const otherOpenedModals = this._element.nativeElement.parentElement.querySelectorAll('.in[bsModal]');
        if (!otherOpenedModals.length) {
            return;
        }
        otherOpenedModals[otherOpenedModals.length - 1].focus();
    }
    /**
     * \@internal
     * @protected
     * @return {?}
     */
    resetAdjustments() {
        this._renderer.setStyle(this._element.nativeElement, 'paddingLeft', '');
        this._renderer.setStyle(this._element.nativeElement, 'paddingRight', '');
    }
    /** Scroll bar tricks */
    /**
     * \@internal
     * @protected
     * @return {?}
     */
    checkScrollbar() {
        this.isBodyOverflowing = document$1.body.clientWidth < window$1.innerWidth;
        this.scrollbarWidth = this.getScrollbarWidth();
    }
    /**
     * @protected
     * @return {?}
     */
    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`;
        }
    }
    /**
     * @protected
     * @return {?}
     */
    resetScrollbar() {
        document$1.body.style.paddingRight = `${this.originalBodyPadding}px`;
    }
    // thx d.walsh
    /**
     * @protected
     * @return {?}
     */
    getScrollbarWidth() {
        /** @type {?} */
        const scrollDiv = this._renderer.createElement('div');
        this._renderer.addClass(scrollDiv, CLASS_NAME.SCROLLBAR_MEASURER);
        this._renderer.appendChild(document$1.body, scrollDiv);
        /** @type {?} */
        const scrollbarWidth = scrollDiv.offsetWidth - scrollDiv.clientWidth;
        this._renderer.removeChild(document$1.body, scrollDiv);
        return scrollbarWidth;
    }
}
ModalDirective.decorators = [
    { type: Directive, args: [{
                selector: '[bsModal]',
                exportAs: 'bs-modal'
            },] }
];
/** @nocollapse */
ModalDirective.ctorParameters = () => [
    { type: ElementRef },
    { type: ViewContainerRef },
    { type: Renderer2 },
    { type: ComponentLoaderFactory }
];
ModalDirective.propDecorators = {
    config: [{ type: Input }],
    onShow: [{ type: Output }],
    onShown: [{ type: Output }],
    onHide: [{ type: Output }],
    onHidden: [{ type: Output }],
    onClick: [{ type: HostListener, args: ['click', ['$event'],] }],
    onEsc: [{ type: HostListener, args: ['keydown.esc', ['$event'],] }]
};

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
class BsModalService {
    /**
     * @param {?} rendererFactory
     * @param {?} clf
     */
    constructor(rendererFactory, clf) {
        this.clf = clf;
        // constructor props
        this.config = modalConfigDefaults;
        // tslint:disable-next-line:no-any
        this.onShow = new EventEmitter();
        // tslint:disable-next-line:no-any
        this.onShown = new EventEmitter();
        // tslint:disable-next-line:no-any
        this.onHide = new EventEmitter();
        // tslint:disable-next-line:no-any
        this.onHidden = new EventEmitter();
        this.isBodyOverflowing = false;
        this.originalBodyPadding = 0;
        this.scrollbarWidth = 0;
        this.modalsCount = 0;
        this.lastDismissReason = '';
        this.loaders = [];
        this._backdropLoader = this.clf.createLoader(null, null, null);
        this._renderer = rendererFactory.createRenderer(null, null);
    }
    /**
     * Shows a modal
     * @param {?} content
     * @param {?=} config
     * @return {?}
     */
    // tslint:disable-next-line:no-any
    show(content, config) {
        this.modalsCount++;
        this._createLoaders();
        this.config = Object.assign({}, modalConfigDefaults, config);
        this._showBackdrop();
        this.lastDismissReason = null;
        return this._showModal(content);
    }
    /**
     * @param {?} level
     * @return {?}
     */
    hide(level) {
        if (this.modalsCount === 1) {
            this._hideBackdrop();
            this.resetScrollbar();
        }
        this.modalsCount = this.modalsCount >= 1 ? this.modalsCount - 1 : 0;
        setTimeout((/**
         * @return {?}
         */
        () => {
            this._hideModal(level);
            this.removeLoaders(level);
        }), this.config.animated ? TRANSITION_DURATIONS.BACKDROP : 0);
    }
    /**
     * @return {?}
     */
    _showBackdrop() {
        /** @type {?} */
        const isBackdropEnabled = this.config.backdrop || this.config.backdrop === 'static';
        /** @type {?} */
        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;
            }
        }
    }
    /**
     * @return {?}
     */
    _hideBackdrop() {
        if (!this.backdropRef) {
            return;
        }
        this.backdropRef.instance.isShown = false;
        /** @type {?} */
        const duration = this.config.animated ? TRANSITION_DURATIONS.BACKDROP : 0;
        setTimeout((/**
         * @return {?}
         */
        () => this.removeBackdrop()), duration);
    }
    // tslint:disable-next-line:no-any
    /**
     * @param {?} content
     * @return {?}
     */
    _showModal(content) {
        /** @type {?} */
        const modalLoader = this.loaders[this.loaders.length - 1];
        /** @type {?} */
        const bsModalRef = new BsModalRef();
        /** @type {?} */
        const modalContainerRef = modalLoader
            .provide({ provide: ModalOptions, useValue: this.config })
            .provide({ provide: BsModalRef, useValue: bsModalRef })
            .attach(ModalContainerComponent)
            .to('body')
            .show({ content, isAnimated: this.config.animated, initialState: this.config.initialState, bsModalService: this });
        modalContainerRef.instance.level = this.getModalsCount();
        bsModalRef.hide = (/**
         * @return {?}
         */
        () => {
            modalContainerRef.instance.hide();
        });
        bsModalRef.content = modalLoader.getInnerComponent() || null;
        bsModalRef.setClass = (/**
         * @param {?} newClass
         * @return {?}
         */
        (newClass) => {
            modalContainerRef.instance.config.class = newClass;
        });
        return bsModalRef;
    }
    /**
     * @param {?} level
     * @return {?}
     */
    _hideModal(level) {
        /** @type {?} */
        const modalLoader = this.loaders[level - 1];
        if (modalLoader) {
            modalLoader.hide();
        }
    }
    /**
     * @return {?}
     */
    getModalsCount() {
        return this.modalsCount;
    }
    /**
     * @param {?} reason
     * @return {?}
     */
    setDismissReason(reason) {
        this.lastDismissReason = reason;
    }
    /**
     * @return {?}
     */
    removeBackdrop() {
        this._backdropLoader.hide();
        this.backdropRef = null;
    }
    /** AFTER PR MERGE MODAL.COMPONENT WILL BE USING THIS CODE */
    /** Scroll bar tricks */
    /**
     * \@internal
     * @return {?}
     */
    checkScrollbar() {
        this.isBodyOverflowing = document.body.clientWidth < window.innerWidth;
        this.scrollbarWidth = this.getScrollbarWidth();
    }
    /**
     * @return {?}
     */
    setScrollbar() {
        if (!document) {
            return;
        }
        this.originalBodyPadding = parseInt(window
            .getComputedStyle(document.body)
            .getPropertyValue('padding-right') || '0', 10);
        if (this.isBodyOverflowing) {
            document.body.style.paddingRight = `${this.originalBodyPadding +
                this.scrollbarWidth}px`;
        }
    }
    /**
     * @private
     * @return {?}
     */
    resetScrollbar() {
        document.body.style.paddingRight = `${this.originalBodyPadding}px`;
    }
    // thx d.walsh
    /**
     * @private
     * @return {?}
     */
    getScrollbarWidth() {
        /** @type {?} */
        const scrollDiv = this._renderer.createElement('div');
        this._renderer.addClass(scrollDiv, CLASS_NAME.SCROLLBAR_MEASURER);
        this._renderer.appendChild(document.body, scrollDiv);
        /** @type {?} */
        const scrollbarWidth = scrollDiv.offsetWidth - scrollDiv.clientWidth;
        this._renderer.removeChild(document.body, scrollDiv);
        return scrollbarWidth;
    }
    /**
     * @private
     * @return {?}
     */
    _createLoaders() {
        /** @type {?} */
        const loader = this.clf.createLoader(null, null, null);
        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);
    }
    /**
     * @private
     * @param {?} level
     * @return {?}
     */
    removeLoaders(level) {
        this.loaders.splice(level - 1, 1);
        this.loaders.forEach((/**
         * @param {?} loader
         * @param {?} i
         * @return {?}
         */
        (loader, i) => {
            loader.instance.level = i + 1;
        }));
    }
    // tslint:disable-next-line:no-any
    /**
     * @private
     * @param {?} from
     * @param {?} to
     * @return {?}
     */
    copyEvent(from, to) {
        from.subscribe((/**
         * @return {?}
         */
        () => {
            to.emit(this.lastDismissReason);
        }));
    }
}
BsModalService.decorators = [
    { type: Injectable }
];
/** @nocollapse */
BsModalService.ctorParameters = () => [
    { type: RendererFactory2 },
    { type: ComponentLoaderFactory }
];

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
class ModalModule {
    /**
     * @return {?}
     */
    static forRoot() {
        return {
            ngModule: ModalModule,
            providers: [BsModalService, ComponentLoaderFactory, PositioningService]
        };
    }
}
ModalModule.decorators = [
    { type: NgModule, args: [{
                declarations: [
                    ModalBackdropComponent,
                    ModalDirective,
                    ModalContainerComponent
                ],
                exports: [ModalBackdropComponent, ModalDirective],
                entryComponents: [ModalBackdropComponent, ModalContainerComponent]
            },] }
];

export { BsModalRef, BsModalService, ModalBackdropComponent, ModalBackdropOptions, ModalContainerComponent, ModalDirective, ModalModule, ModalOptions, CLASS_NAME as ɵa };
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