(function (global, factory) {
    typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('@angular/core'), require('mt-ngx-bootstrap/utils'), require('mt-ngx-bootstrap/component-loader'), require('mt-ngx-bootstrap/positioning')) :
    typeof define === 'function' && define.amd ? define('ngx-bootstrap/modal', ['exports', '@angular/core', 'mt-ngx-bootstrap/utils', 'mt-ngx-bootstrap/component-loader', 'mt-ngx-bootstrap/positioning'], factory) :
    (global = global || self, factory((global['ngx-bootstrap'] = global['ngx-bootstrap'] || {}, global['ngx-bootstrap'].modal = {}), global.ng.core, global.utils, global.componentLoader, global.positioning));
}(this, (function (exports, core, utils, componentLoader, positioning) { 'use strict';

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

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

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

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    };

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    /**
     * @fileoverview added by tsickle
     * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
     */
    var BsModalRef = /** @class */ (function () {
        function BsModalRef() {
            /**
             * Hides the modal
             */
            this.hide = Function;
            /**
             * Sets new class to modal window
             */
            this.setClass = Function;
        }
        BsModalRef.decorators = [
            { type: core.Injectable }
        ];
        return BsModalRef;
    }());
    if (false) {
        /**
         * Reference to a component inside the modal. Null if modal's been created with TemplateRef
         * @type {?}
         */
        BsModalRef.prototype.content;
        /**
         * Hides the modal
         * @type {?}
         */
        BsModalRef.prototype.hide;
        /**
         * Sets new class to modal window
         * @type {?}
         */
        BsModalRef.prototype.setClass;
    }

    /**
     * @fileoverview added by tsickle
     * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
     */
    var ModalBackdropOptions = /** @class */ (function () {
        function ModalBackdropOptions(options) {
            this.animate = true;
            Object.assign(this, options);
        }
        return ModalBackdropOptions;
    }());
    if (false) {
        /** @type {?} */
        ModalBackdropOptions.prototype.animate;
    }

    /**
     * @fileoverview added by tsickle
     * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
     */
    var ModalOptions = /** @class */ (function () {
        function ModalOptions() {
        }
        ModalOptions.decorators = [
            { type: core.Injectable }
        ];
        return ModalOptions;
    }());
    if (false) {
        /**
         *  Includes a modal-backdrop element. Alternatively,
         *  specify static for a backdrop which doesn't close the modal on click.
         * @type {?}
         */
        ModalOptions.prototype.backdrop;
        /**
         * Closes the modal when escape key is pressed.
         * @type {?}
         */
        ModalOptions.prototype.keyboard;
        /** @type {?} */
        ModalOptions.prototype.focus;
        /**
         * Shows the modal when initialized.
         * @type {?}
         */
        ModalOptions.prototype.show;
        /**
         * Ignore the backdrop click
         * @type {?}
         */
        ModalOptions.prototype.ignoreBackdropClick;
        /**
         * Css class for opened modal
         * @type {?}
         */
        ModalOptions.prototype.class;
        /**
         * Toggle animation
         * @type {?}
         */
        ModalOptions.prototype.animated;
        /**
         * Modal data
         * @type {?}
         */
        ModalOptions.prototype.initialState;
        /**
         * Modal providers
         * @type {?}
         */
        ModalOptions.prototype.providers;
        /**
         * aria-labelledby attribute value to set on the modal window
         * @type {?}
         */
        ModalOptions.prototype.ariaLabelledBy;
        /**
         * aria-describedby attribute value to set on the modal window
         * @type {?}
         */
        ModalOptions.prototype.ariaDescribedby;
    }
    /** @type {?} */
    var modalConfigDefaults = {
        backdrop: true,
        keyboard: true,
        focus: true,
        show: false,
        ignoreBackdropClick: false,
        class: '',
        animated: true,
        initialState: {}
    };
    /** @type {?} */
    var CLASS_NAME = {
        SCROLLBAR_MEASURER: 'modal-scrollbar-measure',
        BACKDROP: 'modal-backdrop',
        OPEN: 'modal-open',
        FADE: 'fade',
        IN: 'in',
        // bs3
        SHOW: 'show' // bs4
    };
    /** @type {?} */
    var SELECTOR = {
        DIALOG: '.modal-dialog',
        DATA_TOGGLE: '[data-toggle="modal"]',
        DATA_DISMISS: '[data-dismiss="modal"]',
        FIXED_CONTENT: '.navbar-fixed-top, .navbar-fixed-bottom, .is-fixed'
    };
    /** @type {?} */
    var TRANSITION_DURATIONS = {
        MODAL: 300,
        BACKDROP: 150
    };
    /** @type {?} */
    var DISMISS_REASONS = {
        BACKRDOP: 'backdrop-click',
        ESC: 'esc'
    };

    /**
     * @fileoverview added by tsickle
     * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
     */
    var ModalContainerComponent = /** @class */ (function () {
        function ModalContainerComponent(options, _element, _renderer) {
            this._element = _element;
            this._renderer = _renderer;
            this.isShown = false;
            this.isModalHiding = false;
            this.clickStartedInContent = false;
            this.config = Object.assign({}, options);
        }
        /**
         * @return {?}
         */
        ModalContainerComponent.prototype.ngOnInit = /**
         * @return {?}
         */
        function () {
            var _this = this;
            if (this.isAnimated) {
                this._renderer.addClass(this._element.nativeElement, CLASS_NAME.FADE);
            }
            this._renderer.setStyle(this._element.nativeElement, 'display', 'block');
            setTimeout((/**
             * @return {?}
             */
            function () {
                _this.isShown = true;
                _this._renderer.addClass(_this._element.nativeElement, utils.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 {?}
         */
        ModalContainerComponent.prototype.onClickStarted = /**
         * @param {?} event
         * @return {?}
         */
        function (event) {
            this.clickStartedInContent = event.target !== this._element.nativeElement;
        };
        /**
         * @param {?} event
         * @return {?}
         */
        ModalContainerComponent.prototype.onClickStop = /**
         * @param {?} event
         * @return {?}
         */
        function (event) {
            /** @type {?} */
            var clickedInBackdrop = event.target === this._element.nativeElement && !this.clickStartedInContent;
            if (this.config.ignoreBackdropClick ||
                this.config.backdrop === 'static' ||
                !clickedInBackdrop) {
                this.clickStartedInContent = false;
                return;
            }
            this.bsModalService.setDismissReason(DISMISS_REASONS.BACKRDOP);
            this.hide();
        };
        /**
         * @param {?} event
         * @return {?}
         */
        ModalContainerComponent.prototype.onEsc = /**
         * @param {?} event
         * @return {?}
         */
        function (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 {?}
         */
        ModalContainerComponent.prototype.ngOnDestroy = /**
         * @return {?}
         */
        function () {
            if (this.isShown) {
                this.hide();
            }
        };
        /**
         * @return {?}
         */
        ModalContainerComponent.prototype.hide = /**
         * @return {?}
         */
        function () {
            var _this = this;
            if (this.isModalHiding || !this.isShown) {
                return;
            }
            this.isModalHiding = true;
            this._renderer.removeClass(this._element.nativeElement, utils.isBs3() ? CLASS_NAME.IN : CLASS_NAME.SHOW);
            setTimeout((/**
             * @return {?}
             */
            function () {
                _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: core.Component, args: [{
                        selector: 'modal-container',
                        template: "\n    <div [class]=\"'modal-dialog' + (config.class ? ' ' + config.class : '')\" role=\"document\">\n      <div class=\"modal-content\">\n        <ng-content></ng-content>\n      </div>\n    </div>\n  ",
                        host: {
                            class: 'modal',
                            role: 'dialog',
                            tabindex: '-1',
                            '[attr.aria-modal]': 'true',
                            '[attr.aria-labelledby]': 'config.ariaLabelledBy',
                            '[attr.aria-describedby]': 'config.ariaDescribedby'
                        }
                    }] }
        ];
        /** @nocollapse */
        ModalContainerComponent.ctorParameters = function () { return [
            { type: ModalOptions },
            { type: core.ElementRef },
            { type: core.Renderer2 }
        ]; };
        ModalContainerComponent.propDecorators = {
            onClickStarted: [{ type: core.HostListener, args: ['mousedown', ['$event'],] }],
            onClickStop: [{ type: core.HostListener, args: ['mouseup', ['$event'],] }],
            onEsc: [{ type: core.HostListener, args: ['window:keydown.esc', ['$event'],] }]
        };
        return ModalContainerComponent;
    }());
    if (false) {
        /** @type {?} */
        ModalContainerComponent.prototype.config;
        /** @type {?} */
        ModalContainerComponent.prototype.isShown;
        /** @type {?} */
        ModalContainerComponent.prototype.level;
        /** @type {?} */
        ModalContainerComponent.prototype.isAnimated;
        /** @type {?} */
        ModalContainerComponent.prototype.bsModalService;
        /**
         * @type {?}
         * @private
         */
        ModalContainerComponent.prototype.isModalHiding;
        /**
         * @type {?}
         * @private
         */
        ModalContainerComponent.prototype.clickStartedInContent;
        /**
         * @type {?}
         * @protected
         */
        ModalContainerComponent.prototype._element;
        /**
         * @type {?}
         * @private
         */
        ModalContainerComponent.prototype._renderer;
    }

    /**
     * @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
     */
    var ModalBackdropComponent = /** @class */ (function () {
        function ModalBackdropComponent(element, renderer) {
            this._isShown = false;
            this.element = element;
            this.renderer = renderer;
        }
        Object.defineProperty(ModalBackdropComponent.prototype, "isAnimated", {
            get: /**
             * @return {?}
             */
            function () {
                return this._isAnimated;
            },
            set: /**
             * @param {?} value
             * @return {?}
             */
            function (value) {
                this._isAnimated = value;
                // this.renderer.setElementClass(this.element.nativeElement, `${ClassName.FADE}`, value);
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(ModalBackdropComponent.prototype, "isShown", {
            get: /**
             * @return {?}
             */
            function () {
                return this._isShown;
            },
            set: /**
             * @param {?} value
             * @return {?}
             */
            function (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 (!utils.isBs3()) {
                    if (value) {
                        this.renderer.addClass(this.element.nativeElement, "" + CLASS_NAME.SHOW);
                    }
                    else {
                        this.renderer.removeClass(this.element.nativeElement, "" + CLASS_NAME.SHOW);
                    }
                }
            },
            enumerable: true,
            configurable: true
        });
        /**
         * @return {?}
         */
        ModalBackdropComponent.prototype.ngOnInit = /**
         * @return {?}
         */
        function () {
            if (this.isAnimated) {
                this.renderer.addClass(this.element.nativeElement, "" + CLASS_NAME.FADE);
                utils.Utils.reflow(this.element.nativeElement);
            }
            this.isShown = true;
        };
        ModalBackdropComponent.decorators = [
            { type: core.Component, args: [{
                        selector: 'bs-modal-backdrop',
                        template: ' ',
                        host: { class: CLASS_NAME.BACKDROP }
                    }] }
        ];
        /** @nocollapse */
        ModalBackdropComponent.ctorParameters = function () { return [
            { type: core.ElementRef },
            { type: core.Renderer2 }
        ]; };
        return ModalBackdropComponent;
    }());
    if (false) {
        /** @type {?} */
        ModalBackdropComponent.prototype.element;
        /** @type {?} */
        ModalBackdropComponent.prototype.renderer;
        /**
         * @type {?}
         * @protected
         */
        ModalBackdropComponent.prototype._isAnimated;
        /**
         * @type {?}
         * @protected
         */
        ModalBackdropComponent.prototype._isShown;
    }

    /**
     * @fileoverview added by tsickle
     * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
     */
    /** @type {?} */
    var TRANSITION_DURATION = 300;
    /** @type {?} */
    var BACKDROP_TRANSITION_DURATION = 150;
    /**
     * Mark any code with directive to show it's content in modal
     */
    var ModalDirective = /** @class */ (function () {
        function ModalDirective(_element, _viewContainerRef, _renderer, clf) {
            this._element = _element;
            this._renderer = _renderer;
            /**
             * This event fires immediately when the `show` instance method is called.
             */
            this.onShow = new core.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 core.EventEmitter();
            /**
             * This event is fired immediately when
             * the hide instance method has been called.
             */
            this.onHide = new core.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 core.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);
        }
        Object.defineProperty(ModalDirective.prototype, "config", {
            get: /**
             * @return {?}
             */
            function () {
                return this._config;
            },
            /** allows to set modal configuration via element property */
            set: /**
             * allows to set modal configuration via element property
             * @param {?} conf
             * @return {?}
             */
            function (conf) {
                this._config = this.getConfig(conf);
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(ModalDirective.prototype, "isShown", {
            get: /**
             * @return {?}
             */
            function () {
                return this._isShown;
            },
            enumerable: true,
            configurable: true
        });
        /**
         * @param {?} event
         * @return {?}
         */
        ModalDirective.prototype.onClickStarted = /**
         * @param {?} event
         * @return {?}
         */
        function (event) {
            this.clickStartedInContent = event.target !== this._element.nativeElement;
        };
        /**
         * @param {?} event
         * @return {?}
         */
        ModalDirective.prototype.onClickStop = /**
         * @param {?} event
         * @return {?}
         */
        function (event) {
            /** @type {?} */
            var 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
        // todo: consider preventing default and stopping propagation
        /**
         * @param {?} event
         * @return {?}
         */
        ModalDirective.prototype.onEsc = 
        // todo: consider preventing default and stopping propagation
        /**
         * @param {?} event
         * @return {?}
         */
        function (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 {?}
         */
        ModalDirective.prototype.ngOnDestroy = /**
         * @return {?}
         */
        function () {
            this.config = void 0;
            if (this._isShown) {
                this._isShown = false;
                this.hideModal();
                this._backdrop.dispose();
            }
        };
        /**
         * @return {?}
         */
        ModalDirective.prototype.ngOnInit = /**
         * @return {?}
         */
        function () {
            var _this = this;
            this._config = this._config || this.getConfig();
            setTimeout((/**
             * @return {?}
             */
            function () {
                if (_this._config.show) {
                    _this.show();
                }
            }), 0);
        };
        /* Public methods */
        /** Allows to manually toggle modal visibility */
        /* Public methods */
        /**
         * Allows to manually toggle modal visibility
         * @return {?}
         */
        ModalDirective.prototype.toggle = /* Public methods */
        /**
         * Allows to manually toggle modal visibility
         * @return {?}
         */
        function () {
            return this._isShown ? this.hide() : this.show();
        };
        /** Allows to manually open modal */
        /**
         * Allows to manually open modal
         * @return {?}
         */
        ModalDirective.prototype.show = /**
         * Allows to manually open modal
         * @return {?}
         */
        function () {
            var _this = this;
            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 (utils.document && utils.document.body) {
                if (utils.document.body.classList.contains(CLASS_NAME.OPEN)) {
                    this.isNested = true;
                }
                else {
                    this._renderer.addClass(utils.document.body, CLASS_NAME.OPEN);
                }
            }
            this.showBackdrop((/**
             * @return {?}
             */
            function () {
                _this.showElement();
            }));
        };
        /** Allows to manually close modal */
        /**
         * Allows to manually close modal
         * @param {?=} event
         * @return {?}
         */
        ModalDirective.prototype.hide = /**
         * Allows to manually close modal
         * @param {?=} event
         * @return {?}
         */
        function (event) {
            var _this = this;
            if (event) {
                event.preventDefault();
            }
            this.onHide.emit(this);
            // todo: add an option to prevent hiding
            if (!this._isShown) {
                return;
            }
            utils.window.clearTimeout(this.timerHideModal);
            utils.window.clearTimeout(this.timerRmBackDrop);
            this._isShown = false;
            this._renderer.removeClass(this._element.nativeElement, CLASS_NAME.IN);
            if (!utils.isBs3()) {
                this._renderer.removeClass(this._element.nativeElement, CLASS_NAME.SHOW);
            }
            // this._addClassIn = false;
            if (this._config.animated) {
                this.timerHideModal = utils.window.setTimeout((/**
                 * @return {?}
                 */
                function () { return _this.hideModal(); }), TRANSITION_DURATION);
            }
            else {
                this.hideModal();
            }
        };
        /** Private methods @internal */
        /**
         * Private methods \@internal
         * @protected
         * @param {?=} config
         * @return {?}
         */
        ModalDirective.prototype.getConfig = /**
         * Private methods \@internal
         * @protected
         * @param {?=} config
         * @return {?}
         */
        function (config) {
            return Object.assign({}, modalConfigDefaults, config);
        };
        /**
         *  Show dialog
         *  @internal
         */
        /**
         *  Show dialog
         * \@internal
         * @protected
         * @return {?}
         */
        ModalDirective.prototype.showElement = /**
         *  Show dialog
         * \@internal
         * @protected
         * @return {?}
         */
        function () {
            var _this = this;
            // 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 (utils.document && utils.document.body) {
                    utils.document.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.Utils.reflow(this._element.nativeElement);
            }
            // this._addClassIn = true;
            this._renderer.addClass(this._element.nativeElement, CLASS_NAME.IN);
            if (!utils.isBs3()) {
                this._renderer.addClass(this._element.nativeElement, CLASS_NAME.SHOW);
            }
            /** @type {?} */
            var transitionComplete = (/**
             * @return {?}
             */
            function () {
                if (_this._config.focus) {
                    _this._element.nativeElement.focus();
                }
                _this.onShown.emit(_this);
            });
            if (this._config.animated) {
                setTimeout(transitionComplete, TRANSITION_DURATION);
            }
            else {
                transitionComplete();
            }
        };
        /** @internal */
        /**
         * \@internal
         * @protected
         * @return {?}
         */
        ModalDirective.prototype.hideModal = /**
         * \@internal
         * @protected
         * @return {?}
         */
        function () {
            var _this = this;
            this._renderer.setAttribute(this._element.nativeElement, 'aria-hidden', 'true');
            this._renderer.setStyle(this._element.nativeElement, 'display', 'none');
            this.showBackdrop((/**
             * @return {?}
             */
            function () {
                if (!_this.isNested) {
                    if (utils.document && utils.document.body) {
                        _this._renderer.removeClass(utils.document.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 */
        // todo: original show was calling a callback when done, but we can use
        // promise
        /**
         * \@internal
         * @protected
         * @param {?=} callback
         * @return {?}
         */
        ModalDirective.prototype.showBackdrop = 
        // todo: original show was calling a callback when done, but we can use
        // promise
        /**
         * \@internal
         * @protected
         * @param {?=} callback
         * @return {?}
         */
        function (callback) {
            var _this = this;
            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 {?} */
                var callbackRemove = (/**
                 * @return {?}
                 */
                function () {
                    _this.removeBackdrop();
                    if (callback) {
                        callback();
                    }
                });
                if (this.backdrop.instance.isAnimated) {
                    this.timerRmBackDrop = utils.window.setTimeout(callbackRemove, BACKDROP_TRANSITION_DURATION);
                }
                else {
                    callbackRemove();
                }
            }
            else if (callback) {
                callback();
            }
        };
        /** @internal */
        /**
         * \@internal
         * @protected
         * @return {?}
         */
        ModalDirective.prototype.removeBackdrop = /**
         * \@internal
         * @protected
         * @return {?}
         */
        function () {
            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)
        // }
        // }
        /**
         * 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)
        // }
        // }
        ModalDirective.prototype.focusOtherModal = /**
         * 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)
        // }
        // }
        function () {
            if (this._element.nativeElement.parentElement == null) {
                return;
            }
            /** @type {?} */
            var otherOpenedModals = this._element.nativeElement.parentElement.querySelectorAll('.in[bsModal]');
            if (!otherOpenedModals.length) {
                return;
            }
            otherOpenedModals[otherOpenedModals.length - 1].focus();
        };
        /** @internal */
        /**
         * \@internal
         * @protected
         * @return {?}
         */
        ModalDirective.prototype.resetAdjustments = /**
         * \@internal
         * @protected
         * @return {?}
         */
        function () {
            this._renderer.setStyle(this._element.nativeElement, 'paddingLeft', '');
            this._renderer.setStyle(this._element.nativeElement, 'paddingRight', '');
        };
        /** Scroll bar tricks */
        /** @internal */
        /** Scroll bar tricks */
        /**
         * \@internal
         * @protected
         * @return {?}
         */
        ModalDirective.prototype.checkScrollbar = /** Scroll bar tricks */
        /**
         * \@internal
         * @protected
         * @return {?}
         */
        function () {
            this.isBodyOverflowing = utils.document.body.clientWidth < utils.window.innerWidth;
            this.scrollbarWidth = this.getScrollbarWidth();
        };
        /**
         * @protected
         * @return {?}
         */
        ModalDirective.prototype.setScrollbar = /**
         * @protected
         * @return {?}
         */
        function () {
            if (!utils.document) {
                return;
            }
            this.originalBodyPadding = parseInt(utils.window
                .getComputedStyle(utils.document.body)
                .getPropertyValue('padding-right') || 0, 10);
            if (this.isBodyOverflowing) {
                utils.document.body.style.paddingRight = this.originalBodyPadding +
                    this.scrollbarWidth + "px";
            }
        };
        /**
         * @protected
         * @return {?}
         */
        ModalDirective.prototype.resetScrollbar = /**
         * @protected
         * @return {?}
         */
        function () {
            utils.document.body.style.paddingRight = this.originalBodyPadding + "px";
        };
        // thx d.walsh
        // thx d.walsh
        /**
         * @protected
         * @return {?}
         */
        ModalDirective.prototype.getScrollbarWidth = 
        // thx d.walsh
        /**
         * @protected
         * @return {?}
         */
        function () {
            /** @type {?} */
            var scrollDiv = this._renderer.createElement('div');
            this._renderer.addClass(scrollDiv, CLASS_NAME.SCROLLBAR_MEASURER);
            this._renderer.appendChild(utils.document.body, scrollDiv);
            /** @type {?} */
            var scrollbarWidth = scrollDiv.offsetWidth - scrollDiv.clientWidth;
            this._renderer.removeChild(utils.document.body, scrollDiv);
            return scrollbarWidth;
        };
        ModalDirective.decorators = [
            { type: core.Directive, args: [{
                        selector: '[bsModal]',
                        exportAs: 'bs-modal'
                    },] }
        ];
        /** @nocollapse */
        ModalDirective.ctorParameters = function () { return [
            { type: core.ElementRef },
            { type: core.ViewContainerRef },
            { type: core.Renderer2 },
            { type: componentLoader.ComponentLoaderFactory }
        ]; };
        ModalDirective.propDecorators = {
            config: [{ type: core.Input }],
            onShow: [{ type: core.Output }],
            onShown: [{ type: core.Output }],
            onHide: [{ type: core.Output }],
            onHidden: [{ type: core.Output }],
            onClickStarted: [{ type: core.HostListener, args: ['mousedown', ['$event'],] }],
            onClickStop: [{ type: core.HostListener, args: ['mouseup', ['$event'],] }],
            onEsc: [{ type: core.HostListener, args: ['keydown.esc', ['$event'],] }]
        };
        return ModalDirective;
    }());
    if (false) {
        /**
         * This event fires immediately when the `show` instance method is called.
         * @type {?}
         */
        ModalDirective.prototype.onShow;
        /**
         * This event is fired when the modal has been made visible to the user
         * (will wait for CSS transitions to complete)
         * @type {?}
         */
        ModalDirective.prototype.onShown;
        /**
         * This event is fired immediately when
         * the hide instance method has been called.
         * @type {?}
         */
        ModalDirective.prototype.onHide;
        /**
         * This event is fired when the modal has finished being
         * hidden from the user (will wait for CSS transitions to complete).
         * @type {?}
         */
        ModalDirective.prototype.onHidden;
        /**
         * This field contains last dismiss reason.
         * Possible values: `backdrop-click`, `esc` and `null`
         * (if modal was closed by direct call of `.hide()`).
         * @type {?}
         */
        ModalDirective.prototype.dismissReason;
        /**
         * @type {?}
         * @protected
         */
        ModalDirective.prototype._config;
        /**
         * @type {?}
         * @protected
         */
        ModalDirective.prototype._isShown;
        /**
         * @type {?}
         * @protected
         */
        ModalDirective.prototype.isBodyOverflowing;
        /**
         * @type {?}
         * @protected
         */
        ModalDirective.prototype.originalBodyPadding;
        /**
         * @type {?}
         * @protected
         */
        ModalDirective.prototype.scrollbarWidth;
        /**
         * @type {?}
         * @protected
         */
        ModalDirective.prototype.timerHideModal;
        /**
         * @type {?}
         * @protected
         */
        ModalDirective.prototype.timerRmBackDrop;
        /**
         * @type {?}
         * @protected
         */
        ModalDirective.prototype.backdrop;
        /**
         * @type {?}
         * @private
         */
        ModalDirective.prototype._backdrop;
        /**
         * @type {?}
         * @private
         */
        ModalDirective.prototype.isNested;
        /**
         * @type {?}
         * @private
         */
        ModalDirective.prototype.clickStartedInContent;
        /**
         * @type {?}
         * @private
         */
        ModalDirective.prototype._element;
        /**
         * @type {?}
         * @private
         */
        ModalDirective.prototype._renderer;
    }

    /**
     * @fileoverview added by tsickle
     * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
     */
    var BsModalService = /** @class */ (function () {
        function BsModalService(rendererFactory, clf) {
            this.clf = clf;
            // constructor props
            this.config = modalConfigDefaults;
            // tslint:disable-next-line:no-any
            this.onShow = new core.EventEmitter();
            // tslint:disable-next-line:no-any
            this.onShown = new core.EventEmitter();
            // tslint:disable-next-line:no-any
            this.onHide = new core.EventEmitter();
            // tslint:disable-next-line:no-any
            this.onHidden = new core.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 */
        // tslint:disable-next-line:no-any
        /**
         * Shows a modal
         * @param {?} content
         * @param {?=} config
         * @return {?}
         */
        // tslint:disable-next-line:no-any
        BsModalService.prototype.show = /**
         * Shows a modal
         * @param {?} content
         * @param {?=} config
         * @return {?}
         */
        // tslint:disable-next-line:no-any
        function (content, config) {
            this.modalsCount++;
            this._createLoaders();
            this.config = Object.assign({}, modalConfigDefaults, config);
            this._showBackdrop();
            this.lastDismissReason = null;
            return this._showModal(content);
        };
        /**
         * @param {?} level
         * @return {?}
         */
        BsModalService.prototype.hide = /**
         * @param {?} level
         * @return {?}
         */
        function (level) {
            var _this = this;
            if (this.modalsCount === 1) {
                this._hideBackdrop();
                this.resetScrollbar();
            }
            this.modalsCount = this.modalsCount >= 1 ? this.modalsCount - 1 : 0;
            setTimeout((/**
             * @return {?}
             */
            function () {
                _this._hideModal(level);
                _this.removeLoaders(level);
            }), this.config.animated ? TRANSITION_DURATIONS.BACKDROP : 0);
        };
        /**
         * @return {?}
         */
        BsModalService.prototype._showBackdrop = /**
         * @return {?}
         */
        function () {
            /** @type {?} */
            var isBackdropEnabled = this.config.backdrop || this.config.backdrop === 'static';
            /** @type {?} */
            var 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 {?}
         */
        BsModalService.prototype._hideBackdrop = /**
         * @return {?}
         */
        function () {
            var _this = this;
            if (!this.backdropRef) {
                return;
            }
            this.backdropRef.instance.isShown = false;
            /** @type {?} */
            var duration = this.config.animated ? TRANSITION_DURATIONS.BACKDROP : 0;
            setTimeout((/**
             * @return {?}
             */
            function () { return _this.removeBackdrop(); }), duration);
        };
        // tslint:disable-next-line:no-any
        // tslint:disable-next-line:no-any
        /**
         * @param {?} content
         * @return {?}
         */
        BsModalService.prototype._showModal = 
        // tslint:disable-next-line:no-any
        /**
         * @param {?} content
         * @return {?}
         */
        function (content) {
            var e_1, _a;
            var _this = this;
            /** @type {?} */
            var modalLoader = this.loaders[this.loaders.length - 1];
            if (this.config && this.config.providers) {
                try {
                    for (var _b = __values(this.config.providers), _c = _b.next(); !_c.done; _c = _b.next()) {
                        var provider = _c.value;
                        modalLoader.provide(provider);
                    }
                }
                catch (e_1_1) { e_1 = { error: e_1_1 }; }
                finally {
                    try {
                        if (_c && !_c.done && (_a = _b.return)) _a.call(_b);
                    }
                    finally { if (e_1) throw e_1.error; }
                }
            }
            /** @type {?} */
            var bsModalRef = new BsModalRef();
            /** @type {?} */
            var modalContainerRef = modalLoader
                .provide({ provide: ModalOptions, useValue: this.config })
                .provide({ provide: BsModalRef, useValue: bsModalRef })
                .attach(ModalContainerComponent)
                .to('body')
                .show({ content: content, isAnimated: this.config.animated, initialState: this.config.initialState, bsModalService: this });
            modalContainerRef.instance.level = this.getModalsCount();
            bsModalRef.hide = (/**
             * @return {?}
             */
            function () {
                /** @type {?} */
                var duration = _this.config.animated ? TRANSITION_DURATIONS.MODAL : 0;
                setTimeout((/**
                 * @return {?}
                 */
                function () { return modalContainerRef.instance.hide(); }), duration);
            });
            bsModalRef.content = modalLoader.getInnerComponent() || null;
            bsModalRef.setClass = (/**
             * @param {?} newClass
             * @return {?}
             */
            function (newClass) {
                modalContainerRef.instance.config.class = newClass;
            });
            return bsModalRef;
        };
        /**
         * @param {?} level
         * @return {?}
         */
        BsModalService.prototype._hideModal = /**
         * @param {?} level
         * @return {?}
         */
        function (level) {
            /** @type {?} */
            var modalLoader = this.loaders[level - 1];
            if (modalLoader) {
                modalLoader.hide();
            }
        };
        /**
         * @return {?}
         */
        BsModalService.prototype.getModalsCount = /**
         * @return {?}
         */
        function () {
            return this.modalsCount;
        };
        /**
         * @param {?} reason
         * @return {?}
         */
        BsModalService.prototype.setDismissReason = /**
         * @param {?} reason
         * @return {?}
         */
        function (reason) {
            this.lastDismissReason = reason;
        };
        /**
         * @return {?}
         */
        BsModalService.prototype.removeBackdrop = /**
         * @return {?}
         */
        function () {
            this._backdropLoader.hide();
            this.backdropRef = null;
        };
        /** Checks if the body is overflowing and sets scrollbar width */
        /** @internal */
        /** Checks if the body is overflowing and sets scrollbar width */
        /**
         * \@internal
         * @return {?}
         */
        BsModalService.prototype.checkScrollbar = /** Checks if the body is overflowing and sets scrollbar width */
        /**
         * \@internal
         * @return {?}
         */
        function () {
            this.isBodyOverflowing = document.body.clientWidth < window.innerWidth;
            this.scrollbarWidth = this.getScrollbarWidth();
        };
        /**
         * @return {?}
         */
        BsModalService.prototype.setScrollbar = /**
         * @return {?}
         */
        function () {
            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 {?}
         */
        BsModalService.prototype.resetScrollbar = /**
         * @private
         * @return {?}
         */
        function () {
            document.body.style.paddingRight = this.originalBodyPadding + "px";
        };
        // thx d.walsh
        // thx d.walsh
        /**
         * @private
         * @return {?}
         */
        BsModalService.prototype.getScrollbarWidth = 
        // thx d.walsh
        /**
         * @private
         * @return {?}
         */
        function () {
            /** @type {?} */
            var scrollDiv = this._renderer.createElement('div');
            this._renderer.addClass(scrollDiv, CLASS_NAME.SCROLLBAR_MEASURER);
            this._renderer.appendChild(document.body, scrollDiv);
            /** @type {?} */
            var scrollbarWidth = scrollDiv.offsetWidth - scrollDiv.clientWidth;
            this._renderer.removeChild(document.body, scrollDiv);
            return scrollbarWidth;
        };
        /**
         * @private
         * @return {?}
         */
        BsModalService.prototype._createLoaders = /**
         * @private
         * @return {?}
         */
        function () {
            /** @type {?} */
            var 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 {?}
         */
        BsModalService.prototype.removeLoaders = /**
         * @private
         * @param {?} level
         * @return {?}
         */
        function (level) {
            this.loaders.splice(level - 1, 1);
            this.loaders.forEach((/**
             * @param {?} loader
             * @param {?} i
             * @return {?}
             */
            function (loader, i) {
                loader.instance.level = i + 1;
            }));
        };
        // tslint:disable-next-line:no-any
        // tslint:disable-next-line:no-any
        /**
         * @private
         * @param {?} from
         * @param {?} to
         * @return {?}
         */
        BsModalService.prototype.copyEvent = 
        // tslint:disable-next-line:no-any
        /**
         * @private
         * @param {?} from
         * @param {?} to
         * @return {?}
         */
        function (from, to) {
            var _this = this;
            from.subscribe((/**
             * @return {?}
             */
            function () {
                to.emit(_this.lastDismissReason);
            }));
        };
        BsModalService.decorators = [
            { type: core.Injectable }
        ];
        /** @nocollapse */
        BsModalService.ctorParameters = function () { return [
            { type: core.RendererFactory2 },
            { type: componentLoader.ComponentLoaderFactory }
        ]; };
        return BsModalService;
    }());
    if (false) {
        /** @type {?} */
        BsModalService.prototype.config;
        /** @type {?} */
        BsModalService.prototype.onShow;
        /** @type {?} */
        BsModalService.prototype.onShown;
        /** @type {?} */
        BsModalService.prototype.onHide;
        /** @type {?} */
        BsModalService.prototype.onHidden;
        /**
         * @type {?}
         * @protected
         */
        BsModalService.prototype.isBodyOverflowing;
        /**
         * @type {?}
         * @protected
         */
        BsModalService.prototype.originalBodyPadding;
        /**
         * @type {?}
         * @protected
         */
        BsModalService.prototype.scrollbarWidth;
        /**
         * @type {?}
         * @protected
         */
        BsModalService.prototype.backdropRef;
        /**
         * @type {?}
         * @private
         */
        BsModalService.prototype._backdropLoader;
        /**
         * @type {?}
         * @private
         */
        BsModalService.prototype.modalsCount;
        /**
         * @type {?}
         * @private
         */
        BsModalService.prototype.lastDismissReason;
        /**
         * @type {?}
         * @private
         */
        BsModalService.prototype.loaders;
        /**
         * @type {?}
         * @private
         */
        BsModalService.prototype._renderer;
        /**
         * @type {?}
         * @private
         */
        BsModalService.prototype.clf;
    }

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

    exports.BsModalRef = BsModalRef;
    exports.BsModalService = BsModalService;
    exports.ModalBackdropComponent = ModalBackdropComponent;
    exports.ModalBackdropOptions = ModalBackdropOptions;
    exports.ModalContainerComponent = ModalContainerComponent;
    exports.ModalDirective = ModalDirective;
    exports.ModalModule = ModalModule;
    exports.ModalOptions = ModalOptions;
    exports.ɵa = CLASS_NAME;

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

})));
//# sourceMappingURL=ngx-bootstrap-modal.umd.js.map
