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Diffstat (limited to 'docs/assets/js/scrollspy.js')
-rw-r--r--docs/assets/js/scrollspy.js156
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diff --git a/docs/assets/js/scrollspy.js b/docs/assets/js/scrollspy.js
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index cb257b2ca4..0000000000
--- a/docs/assets/js/scrollspy.js
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-/* =============================================================
- * Bootstrap: scrollspy.js v3.0.0
- * http://twitter.github.com/bootstrap/javascript.html#scrollspy
- * =============================================================
- * Copyright 2012 Twitter, Inc.
- *
- * 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
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- * ============================================================== */
-
-
-!function ($) { "use strict";
-
- // SCROLLSPY CLASS DEFINITION
- // ==========================
-
- function ScrollSpy(element, options) {
- var href
- var process = $.proxy(this.process, this)
- var $element = $(element).is('body') ? $(window) : $(element)
-
- this.$body = $('body')
- this.$scrollElement = $element.on('scroll.scroll-spy.data-api', process)
- this.options = $.extend({}, ScrollSpy.DEFAULTS, options)
- this.selector = (this.options.target
- || ((href = $(element).attr('href')) && href.replace(/.*(?=#[^\s]+$)/, '')) //strip for ie7
- || '') + ' .nav li > a'
- this.offsets = $([])
- this.targets = $([])
- this.activeTarget = null
-
- this.refresh()
- this.process()
- }
-
- ScrollSpy.DEFAULTS = {
- offset: 10
- }
-
- ScrollSpy.prototype.refresh = function () {
- this.offsets = $([])
- this.targets = $([])
-
- var self = this
- var $targets = this.$body
- .find(this.selector)
- .map(function () {
- var $el = $(this)
- var href = $el.data('target') || $el.attr('href')
- var $href = /^#\w/.test(href) && $(href)
-
- return ($href
- && $href.length
- && [[ $href.position().top + (!$.isWindow(self.$scrollElement.get(0)) && self.$scrollElement.scrollTop()), href ]]) || null
- })
- .sort(function (a, b) { return a[0] - b[0] })
- .each(function () {
- self.offsets.push(this[0])
- self.targets.push(this[1])
- })
- }
-
- ScrollSpy.prototype.process = function () {
- var scrollTop = this.$scrollElement.scrollTop() + this.options.offset
- var scrollHeight = this.$scrollElement[0].scrollHeight || this.$body[0].scrollHeight
- var maxScroll = scrollHeight - this.$scrollElement.height()
- var offsets = this.offsets
- var targets = this.targets
- var activeTarget = this.activeTarget
- var i
-
- if (scrollTop >= maxScroll) {
- return activeTarget != (i = targets.last()[0]) && this.activate(i)
- }
-
- for (i = offsets.length; i--;) {
- activeTarget != targets[i]
- && scrollTop >= offsets[i]
- && (!offsets[i + 1] || scrollTop <= offsets[i + 1])
- && this.activate( targets[i] )
- }
- }
-
- ScrollSpy.prototype.activate = function (target) {
- this.activeTarget = target
-
- $(this.selector)
- .parents('.active')
- .removeClass('active')
-
- var selector = this.selector
- + '[data-target="' + target + '"],'
- + this.selector + '[href="' + target + '"]'
-
- var active = $(selector)
- .parents('li')
- .addClass('active')
-
- if (active.parent('.dropdown-menu').length) {
- active = active
- .closest('li.dropdown')
- .addClass('active')
- }
-
- active.trigger('activate')
- }
-
-
- // SCROLLSPY PLUGIN DEFINITION
- // ===========================
-
- var old = $.fn.scrollspy
-
- $.fn.scrollspy = function (option) {
- return this.each(function () {
- var $this = $(this)
- var data = $this.data('bs-scrollspy')
- var options = typeof option == 'object' && option
-
- if (!data) $this.data('bs-scrollspy', (data = new ScrollSpy(this, options)))
- if (typeof option == 'string') data[option]()
- })
- }
-
- $.fn.scrollspy.Constructor = ScrollSpy
-
-
- // SCROLLSPY NO CONFLICT
- // =====================
-
- $.fn.scrollspy.noConflict = function () {
- $.fn.scrollspy = old
- return this
- }
-
-
- // SCROLLSPY DATA-API
- // ==================
-
- $(window).on('load', function () {
- $('[data-spy="scroll"]').each(function () {
- var $spy = $(this)
- $spy.scrollspy($spy.data())
- })
- })
-
-}(window.jQuery);