corrade-http-templates – Rev 61
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(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('jquery'), require('./util.js')) :
typeof define === 'function' && define.amd ? define(['jquery', './util.js'], factory) :
(global.ScrollSpy = factory(global.jQuery,global.Util));
}(this, (function ($,Util) { 'use strict';
$ = $ && $.hasOwnProperty('default') ? $['default'] : $;
Util = Util && Util.hasOwnProperty('default') ? Util['default'] : Util;
function _defineProperties(target, props) {
for (var i = 0; i < props.length; i++) {
var descriptor = props[i];
descriptor.enumerable = descriptor.enumerable || false;
descriptor.configurable = true;
if ("value" in descriptor) descriptor.writable = true;
Object.defineProperty(target, descriptor.key, descriptor);
}
}
function _createClass(Constructor, protoProps, staticProps) {
if (protoProps) _defineProperties(Constructor.prototype, protoProps);
if (staticProps) _defineProperties(Constructor, staticProps);
return Constructor;
}
function _defineProperty(obj, key, value) {
if (key in obj) {
Object.defineProperty(obj, key, {
value: value,
enumerable: true,
configurable: true,
writable: true
});
} else {
obj[key] = value;
}
return obj;
}
function _objectSpread(target) {
for (var i = 1; i < arguments.length; i++) {
var source = arguments[i] != null ? arguments[i] : {};
var ownKeys = Object.keys(source);
if (typeof Object.getOwnPropertySymbols === 'function') {
ownKeys = ownKeys.concat(Object.getOwnPropertySymbols(source).filter(function (sym) {
return Object.getOwnPropertyDescriptor(source, sym).enumerable;
}));
}
ownKeys.forEach(function (key) {
_defineProperty(target, key, source[key]);
});
}
return target;
}
/**
* --------------------------------------------------------------------------
* Bootstrap (v4.1.3): scrollspy.js
* Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
* --------------------------------------------------------------------------
*/
var ScrollSpy = function ($$$1) {
/**
* ------------------------------------------------------------------------
* Constants
* ------------------------------------------------------------------------
*/
var NAME = 'scrollspy';
var VERSION = '4.1.3';
var DATA_KEY = 'bs.scrollspy';
var EVENT_KEY = "." + DATA_KEY;
var DATA_API_KEY = '.data-api';
var JQUERY_NO_CONFLICT = $$$1.fn[NAME];
var Default = {
offset: 10,
method: 'auto',
target: ''
};
var DefaultType = {
offset: 'number',
method: 'string',
target: '(string|element)'
};
var Event = {
ACTIVATE: "activate" + EVENT_KEY,
SCROLL: "scroll" + EVENT_KEY,
LOAD_DATA_API: "load" + EVENT_KEY + DATA_API_KEY
};
var ClassName = {
DROPDOWN_ITEM: 'dropdown-item',
DROPDOWN_MENU: 'dropdown-menu',
ACTIVE: 'active'
};
var Selector = {
DATA_SPY: '[data-spy="scroll"]',
ACTIVE: '.active',
NAV_LIST_GROUP: '.nav, .list-group',
NAV_LINKS: '.nav-link',
NAV_ITEMS: '.nav-item',
LIST_ITEMS: '.list-group-item',
DROPDOWN: '.dropdown',
DROPDOWN_ITEMS: '.dropdown-item',
DROPDOWN_TOGGLE: '.dropdown-toggle'
};
var OffsetMethod = {
OFFSET: 'offset',
POSITION: 'position'
/**
* ------------------------------------------------------------------------
* Class Definition
* ------------------------------------------------------------------------
*/
};
var ScrollSpy =
/*#__PURE__*/
function () {
function ScrollSpy(element, config) {
var _this = this;
this._element = element;
this._scrollElement = element.tagName === 'BODY' ? window : element;
this._config = this._getConfig(config);
this._selector = this._config.target + " " + Selector.NAV_LINKS + "," + (this._config.target + " " + Selector.LIST_ITEMS + ",") + (this._config.target + " " + Selector.DROPDOWN_ITEMS);
this._offsets = [];
this._targets = [];
this._activeTarget = null;
this._scrollHeight = 0;
$$$1(this._scrollElement).on(Event.SCROLL, function (event) {
return _this._process(event);
});
this.refresh();
this._process();
} // Getters
var _proto = ScrollSpy.prototype;
// Public
_proto.refresh = function refresh() {
var _this2 = this;
var autoMethod = this._scrollElement === this._scrollElement.window ? OffsetMethod.OFFSET : OffsetMethod.POSITION;
var offsetMethod = this._config.method === 'auto' ? autoMethod : this._config.method;
var offsetBase = offsetMethod === OffsetMethod.POSITION ? this._getScrollTop() : 0;
this._offsets = [];
this._targets = [];
this._scrollHeight = this._getScrollHeight();
var targets = [].slice.call(document.querySelectorAll(this._selector));
targets.map(function (element) {
var target;
var targetSelector = Util.getSelectorFromElement(element);
if (targetSelector) {
target = document.querySelector(targetSelector);
}
if (target) {
var targetBCR = target.getBoundingClientRect();
if (targetBCR.width || targetBCR.height) {
// TODO (fat): remove sketch reliance on jQuery position/offset
return [$$$1(target)[offsetMethod]().top + offsetBase, targetSelector];
}
}
return null;
}).filter(function (item) {
return item;
}).sort(function (a, b) {
return a[0] - b[0];
}).forEach(function (item) {
_this2._offsets.push(item[0]);
_this2._targets.push(item[1]);
});
};
_proto.dispose = function dispose() {
$$$1.removeData(this._element, DATA_KEY);
$$$1(this._scrollElement).off(EVENT_KEY);
this._element = null;
this._scrollElement = null;
this._config = null;
this._selector = null;
this._offsets = null;
this._targets = null;
this._activeTarget = null;
this._scrollHeight = null;
}; // Private
_proto._getConfig = function _getConfig(config) {
config = _objectSpread({}, Default, typeof config === 'object' && config ? config : {});
if (typeof config.target !== 'string') {
var id = $$$1(config.target).attr('id');
if (!id) {
id = Util.getUID(NAME);
$$$1(config.target).attr('id', id);
}
config.target = "#" + id;
}
Util.typeCheckConfig(NAME, config, DefaultType);
return config;
};
_proto._getScrollTop = function _getScrollTop() {
return this._scrollElement === window ? this._scrollElement.pageYOffset : this._scrollElement.scrollTop;
};
_proto._getScrollHeight = function _getScrollHeight() {
return this._scrollElement.scrollHeight || Math.max(document.body.scrollHeight, document.documentElement.scrollHeight);
};
_proto._getOffsetHeight = function _getOffsetHeight() {
return this._scrollElement === window ? window.innerHeight : this._scrollElement.getBoundingClientRect().height;
};
_proto._process = function _process() {
var scrollTop = this._getScrollTop() + this._config.offset;
var scrollHeight = this._getScrollHeight();
var maxScroll = this._config.offset + scrollHeight - this._getOffsetHeight();
if (this._scrollHeight !== scrollHeight) {
this.refresh();
}
if (scrollTop >= maxScroll) {
var target = this._targets[this._targets.length - 1];
if (this._activeTarget !== target) {
this._activate(target);
}
return;
}
if (this._activeTarget && scrollTop < this._offsets[0] && this._offsets[0] > 0) {
this._activeTarget = null;
this._clear();
return;
}
var offsetLength = this._offsets.length;
for (var i = offsetLength; i--;) {
var isActiveTarget = this._activeTarget !== this._targets[i] && scrollTop >= this._offsets[i] && (typeof this._offsets[i + 1] === 'undefined' || scrollTop < this._offsets[i + 1]);
if (isActiveTarget) {
this._activate(this._targets[i]);
}
}
};
_proto._activate = function _activate(target) {
this._activeTarget = target;
this._clear();
var queries = this._selector.split(','); // eslint-disable-next-line arrow-body-style
queries = queries.map(function (selector) {
return selector + "[data-target=\"" + target + "\"]," + (selector + "[href=\"" + target + "\"]");
});
var $link = $$$1([].slice.call(document.querySelectorAll(queries.join(','))));
if ($link.hasClass(ClassName.DROPDOWN_ITEM)) {
$link.closest(Selector.DROPDOWN).find(Selector.DROPDOWN_TOGGLE).addClass(ClassName.ACTIVE);
$link.addClass(ClassName.ACTIVE);
} else {
// Set triggered link as active
$link.addClass(ClassName.ACTIVE); // Set triggered links parents as active
// With both <ul> and <nav> markup a parent is the previous sibling of any nav ancestor
$link.parents(Selector.NAV_LIST_GROUP).prev(Selector.NAV_LINKS + ", " + Selector.LIST_ITEMS).addClass(ClassName.ACTIVE); // Handle special case when .nav-link is inside .nav-item
$link.parents(Selector.NAV_LIST_GROUP).prev(Selector.NAV_ITEMS).children(Selector.NAV_LINKS).addClass(ClassName.ACTIVE);
}
$$$1(this._scrollElement).trigger(Event.ACTIVATE, {
relatedTarget: target
});
};
_proto._clear = function _clear() {
var nodes = [].slice.call(document.querySelectorAll(this._selector));
$$$1(nodes).filter(Selector.ACTIVE).removeClass(ClassName.ACTIVE);
}; // Static
ScrollSpy._jQueryInterface = function _jQueryInterface(config) {
return this.each(function () {
var data = $$$1(this).data(DATA_KEY);
var _config = typeof config === 'object' && config;
if (!data) {
data = new ScrollSpy(this, _config);
$$$1(this).data(DATA_KEY, data);
}
if (typeof config === 'string') {
if (typeof data[config] === 'undefined') {
throw new TypeError("No method named \"" + config + "\"");
}
data[config]();
}
});
};
_createClass(ScrollSpy, null, [{
key: "VERSION",
get: function get() {
return VERSION;
}
}, {
key: "Default",
get: function get() {
return Default;
}
}]);
return ScrollSpy;
}();
/**
* ------------------------------------------------------------------------
* Data Api implementation
* ------------------------------------------------------------------------
*/
$$$1(window).on(Event.LOAD_DATA_API, function () {
var scrollSpys = [].slice.call(document.querySelectorAll(Selector.DATA_SPY));
var scrollSpysLength = scrollSpys.length;
for (var i = scrollSpysLength; i--;) {
var $spy = $$$1(scrollSpys[i]);
ScrollSpy._jQueryInterface.call($spy, $spy.data());
}
});
/**
* ------------------------------------------------------------------------
* jQuery
* ------------------------------------------------------------------------
*/
$$$1.fn[NAME] = ScrollSpy._jQueryInterface;
$$$1.fn[NAME].Constructor = ScrollSpy;
$$$1.fn[NAME].noConflict = function () {
$$$1.fn[NAME] = JQUERY_NO_CONFLICT;
return ScrollSpy._jQueryInterface;
};
return ScrollSpy;
}($);
return ScrollSpy;
})));
//# sourceMappingURL=scrollspy.js.map
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