mirror of
https://github.com/tensorflow/haskell.git
synced 2024-12-05 01:09:46 +01:00
344 lines
8 KiB
JavaScript
344 lines
8 KiB
JavaScript
// Haddock JavaScript utilities
|
|
|
|
var rspace = /\s\s+/g,
|
|
rtrim = /^\s+|\s+$/g;
|
|
|
|
function spaced(s) { return (" " + s + " ").replace(rspace, " "); }
|
|
function trim(s) { return s.replace(rtrim, ""); }
|
|
|
|
function hasClass(elem, value) {
|
|
var className = spaced(elem.className || "");
|
|
return className.indexOf( " " + value + " " ) >= 0;
|
|
}
|
|
|
|
function addClass(elem, value) {
|
|
var className = spaced(elem.className || "");
|
|
if ( className.indexOf( " " + value + " " ) < 0 ) {
|
|
elem.className = trim(className + " " + value);
|
|
}
|
|
}
|
|
|
|
function removeClass(elem, value) {
|
|
var className = spaced(elem.className || "");
|
|
className = className.replace(" " + value + " ", " ");
|
|
elem.className = trim(className);
|
|
}
|
|
|
|
function toggleClass(elem, valueOn, valueOff, bool) {
|
|
if (bool == null) { bool = ! hasClass(elem, valueOn); }
|
|
if (bool) {
|
|
removeClass(elem, valueOff);
|
|
addClass(elem, valueOn);
|
|
}
|
|
else {
|
|
removeClass(elem, valueOn);
|
|
addClass(elem, valueOff);
|
|
}
|
|
return bool;
|
|
}
|
|
|
|
|
|
function makeClassToggle(valueOn, valueOff)
|
|
{
|
|
return function(elem, bool) {
|
|
return toggleClass(elem, valueOn, valueOff, bool);
|
|
}
|
|
}
|
|
|
|
toggleShow = makeClassToggle("show", "hide");
|
|
toggleCollapser = makeClassToggle("collapser", "expander");
|
|
|
|
function toggleSection(id)
|
|
{
|
|
var b = toggleShow(document.getElementById("section." + id));
|
|
toggleCollapser(document.getElementById("control." + id), b);
|
|
rememberCollapsed(id, b);
|
|
return b;
|
|
}
|
|
|
|
var collapsed = {};
|
|
function rememberCollapsed(id, b)
|
|
{
|
|
if(b)
|
|
delete collapsed[id]
|
|
else
|
|
collapsed[id] = null;
|
|
|
|
var sections = [];
|
|
for(var i in collapsed)
|
|
{
|
|
if(collapsed.hasOwnProperty(i))
|
|
sections.push(i);
|
|
}
|
|
// cookie specific to this page; don't use setCookie which sets path=/
|
|
document.cookie = "collapsed=" + escape(sections.join('+'));
|
|
}
|
|
|
|
function restoreCollapsed()
|
|
{
|
|
var cookie = getCookie("collapsed");
|
|
if(!cookie)
|
|
return;
|
|
|
|
var ids = cookie.split('+');
|
|
for(var i in ids)
|
|
{
|
|
if(document.getElementById("section." + ids[i]))
|
|
toggleSection(ids[i]);
|
|
}
|
|
}
|
|
|
|
function setCookie(name, value) {
|
|
document.cookie = name + "=" + escape(value) + ";path=/;";
|
|
}
|
|
|
|
function clearCookie(name) {
|
|
document.cookie = name + "=;path=/;expires=Thu, 01-Jan-1970 00:00:01 GMT;";
|
|
}
|
|
|
|
function getCookie(name) {
|
|
var nameEQ = name + "=";
|
|
var ca = document.cookie.split(';');
|
|
for(var i=0;i < ca.length;i++) {
|
|
var c = ca[i];
|
|
while (c.charAt(0)==' ') c = c.substring(1,c.length);
|
|
if (c.indexOf(nameEQ) == 0) {
|
|
return unescape(c.substring(nameEQ.length,c.length));
|
|
}
|
|
}
|
|
return null;
|
|
}
|
|
|
|
|
|
|
|
var max_results = 75; // 50 is not enough to search for map in the base libraries
|
|
var shown_range = null;
|
|
var last_search = null;
|
|
|
|
function quick_search()
|
|
{
|
|
perform_search(false);
|
|
}
|
|
|
|
function full_search()
|
|
{
|
|
perform_search(true);
|
|
}
|
|
|
|
|
|
function perform_search(full)
|
|
{
|
|
var text = document.getElementById("searchbox").value.toLowerCase();
|
|
if (text == last_search && !full) return;
|
|
last_search = text;
|
|
|
|
var table = document.getElementById("indexlist");
|
|
var status = document.getElementById("searchmsg");
|
|
var children = table.firstChild.childNodes;
|
|
|
|
// first figure out the first node with the prefix
|
|
var first = bisect(-1);
|
|
var last = (first == -1 ? -1 : bisect(1));
|
|
|
|
if (first == -1)
|
|
{
|
|
table.className = "";
|
|
status.innerHTML = "No results found, displaying all";
|
|
}
|
|
else if (first == 0 && last == children.length - 1)
|
|
{
|
|
table.className = "";
|
|
status.innerHTML = "";
|
|
}
|
|
else if (last - first >= max_results && !full)
|
|
{
|
|
table.className = "";
|
|
status.innerHTML = "More than " + max_results + ", press Search to display";
|
|
}
|
|
else
|
|
{
|
|
// decide what you need to clear/show
|
|
if (shown_range)
|
|
setclass(shown_range[0], shown_range[1], "indexrow");
|
|
setclass(first, last, "indexshow");
|
|
shown_range = [first, last];
|
|
table.className = "indexsearch";
|
|
status.innerHTML = "";
|
|
}
|
|
|
|
|
|
function setclass(first, last, status)
|
|
{
|
|
for (var i = first; i <= last; i++)
|
|
{
|
|
children[i].className = status;
|
|
}
|
|
}
|
|
|
|
|
|
// do a binary search, treating 0 as ...
|
|
// return either -1 (no 0's found) or location of most far match
|
|
function bisect(dir)
|
|
{
|
|
var first = 0, finish = children.length - 1;
|
|
var mid, success = false;
|
|
|
|
while (finish - first > 3)
|
|
{
|
|
mid = Math.floor((finish + first) / 2);
|
|
|
|
var i = checkitem(mid);
|
|
if (i == 0) i = dir;
|
|
if (i == -1)
|
|
finish = mid;
|
|
else
|
|
first = mid;
|
|
}
|
|
var a = (dir == 1 ? first : finish);
|
|
var b = (dir == 1 ? finish : first);
|
|
for (var i = b; i != a - dir; i -= dir)
|
|
{
|
|
if (checkitem(i) == 0) return i;
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
|
|
// from an index, decide what the result is
|
|
// 0 = match, -1 is lower, 1 is higher
|
|
function checkitem(i)
|
|
{
|
|
var s = getitem(i).toLowerCase().substr(0, text.length);
|
|
if (s == text) return 0;
|
|
else return (s > text ? -1 : 1);
|
|
}
|
|
|
|
|
|
// from an index, get its string
|
|
// this abstracts over alternates
|
|
function getitem(i)
|
|
{
|
|
for ( ; i >= 0; i--)
|
|
{
|
|
var s = children[i].firstChild.firstChild.data;
|
|
if (s.indexOf(' ') == -1)
|
|
return s;
|
|
}
|
|
return ""; // should never be reached
|
|
}
|
|
}
|
|
|
|
function setSynopsis(filename) {
|
|
if (parent.window.synopsis) {
|
|
if (parent.window.synopsis.location.replace) {
|
|
// In Firefox this avoids adding the change to the history.
|
|
parent.window.synopsis.location.replace(filename);
|
|
} else {
|
|
parent.window.synopsis.location = filename;
|
|
}
|
|
}
|
|
}
|
|
|
|
function addMenuItem(html) {
|
|
var menu = document.getElementById("page-menu");
|
|
if (menu) {
|
|
var btn = menu.firstChild.cloneNode(false);
|
|
btn.innerHTML = html;
|
|
menu.appendChild(btn);
|
|
}
|
|
}
|
|
|
|
function adjustForFrames() {
|
|
var bodyCls;
|
|
|
|
if (parent.location.href == window.location.href) {
|
|
// not in frames, so add Frames button
|
|
addMenuItem("<a href='#' onclick='reframe();return true;'>Frames</a>");
|
|
bodyCls = "no-frame";
|
|
}
|
|
else {
|
|
bodyCls = "in-frame";
|
|
}
|
|
addClass(document.body, bodyCls);
|
|
}
|
|
|
|
function reframe() {
|
|
setCookie("haddock-reframe", document.URL);
|
|
window.location = "frames.html";
|
|
}
|
|
|
|
function postReframe() {
|
|
var s = getCookie("haddock-reframe");
|
|
if (s) {
|
|
parent.window.main.location = s;
|
|
clearCookie("haddock-reframe");
|
|
}
|
|
}
|
|
|
|
function styles() {
|
|
var i, a, es = document.getElementsByTagName("link"), rs = [];
|
|
for (i = 0; a = es[i]; i++) {
|
|
if(a.rel.indexOf("style") != -1 && a.title) {
|
|
rs.push(a);
|
|
}
|
|
}
|
|
return rs;
|
|
}
|
|
|
|
function addStyleMenu() {
|
|
var as = styles();
|
|
var i, a, btns = "";
|
|
for(i=0; a = as[i]; i++) {
|
|
btns += "<li><a href='#' onclick=\"setActiveStyleSheet('"
|
|
+ a.title + "'); return false;\">"
|
|
+ a.title + "</a></li>"
|
|
}
|
|
if (as.length > 1) {
|
|
var h = "<div id='style-menu-holder'>"
|
|
+ "<a href='#' onclick='styleMenu(); return false;'>Style ▾</a>"
|
|
+ "<ul id='style-menu' class='hide'>" + btns + "</ul>"
|
|
+ "</div>";
|
|
addMenuItem(h);
|
|
}
|
|
}
|
|
|
|
function setActiveStyleSheet(title) {
|
|
var as = styles();
|
|
var i, a, found;
|
|
for(i=0; a = as[i]; i++) {
|
|
a.disabled = true;
|
|
// need to do this always, some browsers are edge triggered
|
|
if(a.title == title) {
|
|
found = a;
|
|
}
|
|
}
|
|
if (found) {
|
|
found.disabled = false;
|
|
setCookie("haddock-style", title);
|
|
}
|
|
else {
|
|
as[0].disabled = false;
|
|
clearCookie("haddock-style");
|
|
}
|
|
styleMenu(false);
|
|
}
|
|
|
|
function resetStyle() {
|
|
var s = getCookie("haddock-style");
|
|
if (s) setActiveStyleSheet(s);
|
|
}
|
|
|
|
|
|
function styleMenu(show) {
|
|
var m = document.getElementById('style-menu');
|
|
if (m) toggleShow(m, show);
|
|
}
|
|
|
|
|
|
function pageLoad() {
|
|
addStyleMenu();
|
|
adjustForFrames();
|
|
resetStyle();
|
|
restoreCollapsed();
|
|
}
|
|
|