/****************************************************************************
* Copyright (C) 2012-2016 Woboq GmbH
* Olivier Goffart <contact at woboq.com>
* https://woboq.com/codebrowser.html
*
* This file is part of the Woboq Code Browser.
*
* Commercial License Usage:
* Licensees holding valid commercial licenses provided by Woboq may use
* this file in accordance with the terms contained in a written agreement
* between the licensee and Woboq.
* For further information see https://woboq.com/codebrowser.html
*
* Alternatively, this work may be used under a Creative Commons
* Attribution-NonCommercial-ShareAlike 3.0 (CC-BY-NC-SA 3.0) License.
* http://creativecommons.org/licenses/by-nc-sa/3.0/deed.en_US
* This license does not allow you to use the code browser to assist the
* development of your commercial software. If you intent to do so, consider
* purchasing a commercial licence.
****************************************************************************/
$(function() {
// remove trailing slash
root_path = root_path.replace(/\/$/, "");
if(!root_path) root_path = ".";
//compute the length of the common prefix between two strings
// (copied from codebrowser.js)
var prefixLen = function( s1 , s2) {
var maxMatchLen = Math.min(s1.length, s2.length);
var res = -1;
while (++res < maxMatchLen) {
if (s1.charAt(res) != s2.charAt(res))
break;
}
return res * 256 + 256 - s1.length;
}
// Google text search (different than codebrowser.js)
var text_search = function(text) {
var location = "" + (window.location);
window.location = "http://google.com/search?sitesearch=" + encodeURIComponent(location) + "&q=" + encodeURIComponent(text);
}
var fileIndex = [];
var searchTerms = {}
var functionDict = {};
var file = path;
var searchline = $("input#searchline");
//BEGIN copied from codebrowser.js
// callback for jqueryui's autocomple activate
var activate = function(event,ui) {
var val = ui.item.value;
var type = searchTerms[val] && searchTerms[val].type;
if (type == "file") {
window.location = root_path + '/' + searchTerms[val].file + ".html";
} else if (type == "ref") {
var ref = searchTerms[val].ref;
var url = root_path + "/refs/" + ref;
$.get(url, function(data) {
var res = $("<data>"+data+"</data>");
var def = res.find("def");
var result = { len: -1 };
def.each( function() {
var cur = { len : -1,
f : $(this).attr("f"),
l : $(this).attr("l") }
cur.len = prefixLen(cur.f, file)
if (cur.len >= result.len) {
result = cur;
result.isMarcro = ($(this).attr("macro"));
}
});
if (result.len >= 0) {
var newloc = root_path + "/" + result.f + ".html#" +
(result.isMarcro ? result.l : ref );
window.location = newloc;
}
});
} else {
text_search(val);
}
};
var getFnNameKey = function (request) {
if (request.indexOf('/') != -1 || request.indexOf('.') != -1)
return false;
var mx = request.match(/::([^:]{2})[^:]*$/);
if (mx)
return mx[1].toLowerCase().replace(/[^a-z]/, '_');
request = request.replace(/^:*/, "");
if (request.length < 2)
return false;
var k = request.substr(0, 2).toLowerCase();
return k.replace(/[^a-z]/, '_')
}
var autocomplete = function(request, response) {
var term = $.ui.autocomplete.escapeRegex(request.term);
var rx1 = new RegExp(term, 'i');
var rx2 = new RegExp("(^|::)"+term.replace(/^:*/, ''), 'i');
var functionList = [];
var k = getFnNameKey(request.term)
if (k && Object.prototype.hasOwnProperty.call(functionDict,k)) {
functionList = functionDict[k].filter(
function(word) { return word.match(rx2) });
}
var l = fileIndex.filter( function(word) { return word.match(rx1); });
l = l.concat(functionList);
l = l.slice(0,1000); // too big lists are too slow
response(l);
};
searchline.autocomplete( {source: autocomplete, select: activate, minLength: 4 } );
searchline.keypress(function(e) {
var value = searchline.val();
if(e.which == 13) {
activate({}, { item: { value: value } });
}
});
// When the content changes, fetch the list of function that starts with ...
searchline.on('input', function() {
var value = $(this).val();
var k = getFnNameKey(value);
if (k && !Object.prototype.hasOwnProperty.call(functionDict, k)) {
functionDict[k] = []
$.get(root_path + '/fnSearch/' + k, function(data) {
var list = data.split("\n");
for (var i = 0; i < list.length; ++i) {
var sep = list[i].indexOf('|');
var ref = list[i].slice(0, sep);
var name = list[i].slice(sep+1);
searchTerms[name] = { type:"ref", ref: ref };
functionDict[k].push(name);
}
if (searchline.is(":focus")) {
searchline.autocomplete("search", searchline.val());
}
});
}
});
// Pasting should show the autocompletion
searchline.on("paste", function() { setTimeout(function() {
searchline.autocomplete("search", searchline.val());
}, 0);
});
//END copied from codebrowser.js
$.get(root_path + '/fileIndex', function(data) {
var list = data.split("\n");
list.sort();
fileIndex = list;
for (var i = 0; i < list.length; ++i) {
searchTerms[list[i]] = { type:"file", file: list[i] };
}
function openFolder() {
var t = $(this);
var state = {};
if (history)
state = history.state || state;
if (!this._opened) {
this._opened = true;
var p = t.attr("data-path") + "/";
var subPath = path=="" ? p : p.substr(path.length);
t.text("[-]");
var content = $("<table/>");
var dict = {};
var toOpenNow = [];
for (var i=0; i < fileIndex.length; ++i) {
var f = fileIndex[i];
if (f.indexOf(p) == 0) {
var sl = f.indexOf('/', p.length + 1);
if (sl !== -1) {
var name = f.substr( p.length, sl - p.length);
if (dict[name])
continue;
dict[name] = true;
content.append("<tr><td class='folder'><a class='opener' data-path='" + p + name + "' href='"+subPath + name+"'>[+]</a> " +
"<a href='" + subPath + name + "/'>" + name + "/</a></td></tr>\n");
if (state[p+name])
toOpenNow.push(p+name);
} else {
var name = f.substr(p.length);
content.append("<tr><td class='file'> <a href='" + subPath + name + ".html'>" + name + "</a></td></tr>\n");
}
}
}
content.find(".opener").click(openFolder);
t.parent().append(content);
state[t.attr("data-path")]=true;
toOpenNow.forEach(function(toOpen) {
var e = $("a[data-path='"+toOpen+"']").get(0)
if (e)
openFolder.call(e);
});
} else {
t.parent().find("> table").empty();
t.text("[+]");
this._opened = false;
state[t.attr("data-path")]=false;
}
if (history && history.replaceState)
history.replaceState(state, undefined);
return false;
}
$(".opener").click(openFolder);
var state;
if (history)
state = history.state;
if (state) {
$(".opener").each(function(e) {
if (state[$(this).attr("data-path")])
openFolder.call(this);
});
}
});
$("#footer").before("<div id='whatisit'><h3>What is this ?</h3><p>This is an online code browser that allows you to browse C/C++ code just like in your IDE, "
+ "with <b>semantic highlighting</b> and contextual <b>tooltips</b> that show you the usages and cross references.<br/>"
+ "Open a C or C++ file and try it by hovering over the symbols!<br />"
+ "Or take the <a href='https://woboq.com/codebrowser-features.html'>feature tour</a>."
+ "</p></div>")
});