vitess-gh/docs/js/common.js

143 строки
4.7 KiB
JavaScript

// Make the table of contents
// Fix the left and right nav so they remain visible while scrolling
// Highlight current section in TOC with ScrollSpy
$(document).ready(function() {
$('#toc').toc({ listType: 'ul' });
// Set active item
var url = window.location.href.split('#')[0];
$('a').filter(function() {
return this.href == url;
}).parent('li').addClass('active-item');
$('#sidebar').affix({
offset: {
top: 110
}
});
$('#tocSidebar').affix({
offset: {
top: 110
}
});
var $body = $(document.body);
var navHeight = $('.navbar').outerHeight(true) + 20;
$body.scrollspy({
target: '#rightCol',
offset: navHeight
});
});
// Prettyprint
$('pre').addClass("prettyprint");
$.getScript("https://cdn.rawgit.com/google/code-prettify/master/loader/run_prettify.js", function(){
});
// Collapsible side menus
$.getScript("/js/jquery.collapsible.js", function() {
highlightActive();
$('.submenu').collapsible();
});
// Add the 'external' class to every outbound link on the site.
// This class is not set in the default CSS.
//$('a').filter(function() {
// return this.hostname && this.hostname !== location.hostname;
//}).addClass("external");
// TOC script
// https://github.com/ghiculescu/jekyll-table-of-contents
(function($){
$.fn.toc = function(options) {
var tocDepth = $('#toc-depth').attr('data-toc-depth') || ''
var defaults = {
noBackToTopLinks: false,
title: '<b>Contents</b>',
minimumHeaders: 3,
headers: tocDepth || 'h1, h2, h3, h4, h5, h6',
listType: 'ol', // values: [ol|ul]
showEffect: 'show', // values: [show|slideDown|fadeIn|none]
showSpeed: 'slow' // set to 0 to deactivate effect
},
settings = $.extend(defaults, options);
function fixedEncodeURIComponent (str) {
return encodeURIComponent(str).replace(/[!'()*]/g, function(c) {
return '%' + c.charCodeAt(0).toString(16);
});
}
var headers = $(settings.headers).filter(function() {
// get all headers with an ID
var previousSiblingName = $(this).prev().attr( 'name' );
if (!this.id && previousSiblingName) {
this.id = $(this).attr( 'id', previousSiblingName.replace(/\./g, '-') );
}
return this.id;
}), output = $(this);
if (!headers.length || headers.length < settings.minimumHeaders || !output.length) {
return;
}
if (0 === settings.showSpeed) {
settings.showEffect = 'none';
}
var render = {
show: function() { output.hide().html(html).show(settings.showSpeed); },
slideDown: function() { output.hide().html(html).slideDown(settings.showSpeed); },
fadeIn: function() { output.hide().html(html).fadeIn(settings.showSpeed); },
none: function() { output.html(html); }
};
var get_level = function(ele) { return parseInt(ele.nodeName.replace('H', ''), 10); }
var highest_level = headers.map(function(_, ele) { return get_level(ele); }).get().sort()[0];
var return_to_top = '<i class="icon-arrow-up back-to-top"> </i>';
var level = get_level(headers[0]),
this_level,
html = ('<a href="#top_of_page" id="toc-contents-header" data-title="' +
settings.title + '">' + settings.title + '</a><'+settings.listType+'>');
headers.on('click', function() {
if (!settings.noBackToTopLinks) {
window.location.hash = this.id;
}
})
.addClass('clickable-header')
.each(function(_, header) {
this_level = get_level(header);
if (!settings.noBackToTopLinks && this_level === highest_level) {
$(header).addClass('top-level-header').after(return_to_top);
}
if (this_level === level) // same level as before; same indenting
html += "<li><a href='#" + fixedEncodeURIComponent(header.id) + "'>" + header.innerHTML + "</a>";
else if (this_level <= level){ // higher level than before; end parent ol
for(i = this_level; i < level; i++) {
html += "</li></"+settings.listType+">"
}
html += "<li><a href='#" + fixedEncodeURIComponent(header.id) + "'>" + header.innerHTML + "</a>";
}
else if (this_level > level) { // lower level than before; expand the previous to contain a ol
for(i = this_level; i > level; i--) {
html += "<"+settings.listType+"><li>"
}
html += "<a href='#" + fixedEncodeURIComponent(header.id) + "'>" + header.innerHTML + "</a>";
}
level = this_level; // update for the next one
});
html += "</"+settings.listType+">";
if (!settings.noBackToTopLinks) {
$(document).on('click', '.back-to-top', function() {
$(window).scrollTop(0);
window.location.hash = '';
});
}
render[settings.showEffect]();
};
})(jQuery);