Files
gomoku/doc/script-files/script.js
2025-03-28 10:20:48 +01:00

482 lines
18 KiB
JavaScript

/*
* Copyright (c) 2013, 2024, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Licensed under the Universal Permissive License v 1.0 as shown at https://oss.oracle.com/licenses/upl/
*/
var moduleSearchIndex;
var packageSearchIndex;
var typeSearchIndex;
var memberSearchIndex;
var tagSearchIndex;
var oddRowColor = "odd-row-color";
var evenRowColor = "even-row-color";
var sortAsc = "sort-asc";
var sortDesc = "sort-desc";
var tableTab = "table-tab";
var activeTableTab = "active-table-tab";
const linkIcon = "Link icon";
const linkToSection = "Link to this section";
function loadScripts(doc, tag) {
createElem(doc, tag, 'script-files/search.js');
createElem(doc, tag, 'module-search-index.js');
createElem(doc, tag, 'package-search-index.js');
createElem(doc, tag, 'type-search-index.js');
createElem(doc, tag, 'member-search-index.js');
createElem(doc, tag, 'tag-search-index.js');
}
function createElem(doc, tag, path) {
var script = doc.createElement(tag);
var scriptElement = doc.getElementsByTagName(tag)[0];
script.src = pathtoroot + path;
scriptElement.parentNode.insertBefore(script, scriptElement);
}
// Helper for making content containing release names comparable lexicographically
function makeComparable(s) {
return s.toLowerCase().replace(/(\d+)/g,
function(n, m) {
return ("000" + m).slice(-4);
});
}
// Switches between two styles depending on a condition
function toggleStyle(classList, condition, trueStyle, falseStyle) {
if (condition) {
classList.remove(falseStyle);
classList.add(trueStyle);
} else {
classList.remove(trueStyle);
classList.add(falseStyle);
}
}
// Sorts the rows in a table lexicographically by the content of a specific column
function sortTable(header, columnIndex, columns) {
var container = header.parentElement;
var descending = header.classList.contains(sortAsc);
container.querySelectorAll("div.table-header").forEach(
function(header) {
header.classList.remove(sortAsc);
header.classList.remove(sortDesc);
}
)
var cells = container.children;
var rows = [];
for (var i = columns; i < cells.length; i += columns) {
rows.push(Array.prototype.slice.call(cells, i, i + columns));
}
var comparator = function(a, b) {
var ka = makeComparable(a[columnIndex].textContent);
var kb = makeComparable(b[columnIndex].textContent);
if (ka < kb)
return descending ? 1 : -1;
if (ka > kb)
return descending ? -1 : 1;
return 0;
};
var sorted = rows.sort(comparator);
var visible = 0;
sorted.forEach(function(row) {
if (row[0].style.display !== 'none') {
var isEvenRow = visible++ % 2 === 0;
}
row.forEach(function(cell) {
toggleStyle(cell.classList, isEvenRow, evenRowColor, oddRowColor);
container.appendChild(cell);
})
});
toggleStyle(header.classList, descending, sortDesc, sortAsc);
}
// Toggles the visibility of a table category in all tables in a page
function toggleGlobal(checkbox, selected, columns) {
const display = checkbox.checked ? '' : 'none';
const selectOther = selected === "other";
const selectAll = selected === "all";
if (selectAll) {
document.querySelectorAll('.checkboxes input[type="checkbox"]').forEach(c => {
c.checked = checkbox.checked;
});
}
document.querySelectorAll("div.table-tabs").forEach(t => {
const id = t.parentElement.getAttribute("id");
const selectedClass = id + "-tab" + (selectOther ? "" : selected);
var visible = 0;
t.parentElement.querySelectorAll('div.' + id)
.forEach(function(elem) {
if (selectAll
|| (!selectOther && elem.classList.contains(selectedClass))
|| (selectOther && elem.className.indexOf(selectedClass) < 0)) {
elem.style.display = display;
}
if (elem.style.display === '') {
var isEvenRow = visible++ % (columns * 2) < columns;
toggleStyle(elem.classList, isEvenRow, evenRowColor, oddRowColor);
}
});
var displaySection = visible === 0 ? 'none' : '';
t.parentElement.style.display = displaySection;
document.querySelector("li#contents-" + id).style.display = displaySection;
})
}
// Shows the elements of a table belonging to a specific category
function show(tableId, selected, columns) {
if (tableId !== selected) {
document.querySelectorAll('div.' + tableId + ':not(.' + selected + ')')
.forEach(function(elem) {
elem.style.display = 'none';
});
}
document.querySelectorAll('div.' + selected)
.forEach(function(elem, index) {
elem.style.display = '';
var isEvenRow = index % (columns * 2) < columns;
toggleStyle(elem.classList, isEvenRow, evenRowColor, oddRowColor);
});
updateTabs(tableId, selected);
}
function updateTabs(tableId, selected) {
document.getElementById(tableId + '.tabpanel')
.setAttribute('aria-labelledby', selected);
document.querySelectorAll('button[id^="' + tableId + '"]')
.forEach(function(tab, index) {
if (selected === tab.id || (tableId === selected && index === 0)) {
tab.className = activeTableTab;
tab.setAttribute('aria-selected', true);
tab.setAttribute('tabindex',0);
} else {
tab.className = tableTab;
tab.setAttribute('aria-selected', false);
tab.setAttribute('tabindex',-1);
}
});
}
function switchTab(e) {
var selected = document.querySelector('[aria-selected=true]');
if (selected) {
if ((e.keyCode === 37 || e.keyCode === 38) && selected.previousSibling) {
// left or up arrow key pressed: move focus to previous tab
selected.previousSibling.click();
selected.previousSibling.focus();
e.preventDefault();
} else if ((e.keyCode === 39 || e.keyCode === 40) && selected.nextSibling) {
// right or down arrow key pressed: move focus to next tab
selected.nextSibling.click();
selected.nextSibling.focus();
e.preventDefault();
}
}
}
var updateSearchResults = function() {};
function indexFilesLoaded() {
return moduleSearchIndex
&& packageSearchIndex
&& typeSearchIndex
&& memberSearchIndex
&& tagSearchIndex;
}
// Copy the contents of the local snippet to the clipboard
function copySnippet(button) {
copyToClipboard(button.nextElementSibling.innerText);
switchCopyLabel(button, button.firstElementChild);
}
function copyToClipboard(content) {
var textarea = document.createElement("textarea");
textarea.style.height = 0;
document.body.appendChild(textarea);
textarea.value = content;
textarea.select();
document.execCommand("copy");
document.body.removeChild(textarea);
}
function switchCopyLabel(button, span) {
var copied = span.getAttribute("data-copied");
button.classList.add("visible");
var initialLabel = span.innerHTML;
span.innerHTML = copied;
setTimeout(function() {
button.classList.remove("visible");
setTimeout(function() {
if (initialLabel !== copied) {
span.innerHTML = initialLabel;
}
}, 100);
}, 1900);
}
function setTopMargin() {
// Dynamically set scroll margin to accomodate for draft header
var headerHeight = Math.ceil(document.querySelector("header").offsetHeight);
document.querySelector(":root")
.style.setProperty("--nav-height", headerHeight + "px");
}
document.addEventListener("readystatechange", (e) => {
if (document.readyState === "interactive") {
setTopMargin();
}
if (sessionStorage.getItem("sidebar") === "hidden") {
const sidebar = document.querySelector(".main-grid nav.toc");
if (sidebar) sidebar.classList.add("hide-sidebar");
}
});
document.addEventListener("DOMContentLoaded", function(e) {
setTopMargin();
// Reset animation for type parameter target highlight
document.querySelectorAll("a").forEach((link) => {
link.addEventListener("click", (e) => {
const href = e.currentTarget.getAttribute("href");
if (href && href.startsWith("#") && href.indexOf("type-param-") > -1) {
const target = document.getElementById(decodeURI(href.substring(1)));
if (target) {
target.style.animation = "none";
void target.offsetHeight;
target.style.removeProperty("animation");
}
}
})
});
// Make sure current element is visible in breadcrumb navigation on small displays
const subnav = document.querySelector("ol.sub-nav-list");
if (subnav && subnav.lastElementChild) {
subnav.lastElementChild.scrollIntoView({ behavior: "instant", inline: "start", block: "nearest" });
}
// Clone TOC sidebar to header for mobile navigation
const navbar = document.querySelector("div#navbar-top");
const sidebar = document.querySelector(".main-grid nav.toc");
const main = document.querySelector(".main-grid main");
const mainnav = navbar.querySelector("ul.nav-list");
const toggleButton = document.querySelector("button#navbar-toggle-button");
const toc = sidebar ? sidebar.cloneNode(true) : null;
if (toc) {
navbar.appendChild(toc);
}
document.querySelectorAll("input.filter-input").forEach(function(input) {
input.removeAttribute("disabled");
input.setAttribute("autocapitalize", "off");
input.value = "";
input.addEventListener("input", function(e) {
const pattern = input.value ? input.value.trim()
.replace(/[\[\]{}()*+?.\\^$|]/g, '\\$&')
.replace(/\s+/g, ".*") : "";
input.nextElementSibling.style.display = pattern ? "inline" : "none";
const filter = new RegExp(pattern, "i");
input.parentNode.parentNode.querySelectorAll("ol.toc-list li").forEach((li) => {
if (filter.test(li.innerText)) {
li.removeAttribute("style");
} else {
li.style.display = "none";
}
});
if (expanded) {
expand();
}
});
});
document.querySelectorAll("input.reset-filter").forEach((button) => {
button.removeAttribute("disabled");
button.addEventListener("click", (e) => {
const input = button.previousElementSibling;
input.value = "";
input.dispatchEvent(new InputEvent("input"));
input.focus();
if (expanded) {
expand();
} else {
prevHash = null;
handleScroll();
}
})
});
var expanded = false;
var windowWidth;
var bodyHeight;
function collapse(e) {
if (expanded) {
mainnav.removeAttribute("style");
if (toc) {
toc.removeAttribute("style");
}
toggleButton.classList.remove("expanded")
toggleButton.setAttribute("aria-expanded", "false");
expanded = false;
}
}
function expand() {
expanded = true;
mainnav.style.display = "block";
mainnav.style.removeProperty("height");
var maxHeight = window.innerHeight - subnav.offsetTop + 4;
var expandedHeight = Math.min(maxHeight, mainnav.scrollHeight + 10);
if (toc) {
toc.style.display = "flex";
expandedHeight = Math.min(maxHeight,
Math.max(expandedHeight, toc.querySelector("div.toc-header").offsetHeight
+ toc.querySelector("ol.toc-list").scrollHeight + 10));
toc.style.height = expandedHeight + "px";
}
mainnav.style.height = expandedHeight + "px";
toggleButton.classList.add("expanded");
toggleButton.setAttribute("aria-expanded", "true");
windowWidth = window.innerWidth;
}
toggleButton.addEventListener("click", (e) => {
if (expanded) {
collapse();
} else {
expand();
}
});
if (toc) {
toc.querySelectorAll("a").forEach((link) => {
link.addEventListener("click", collapse);
});
}
document.addEventListener('keydown', (e) => {
if (e.key === "Escape") collapse();
});
document.querySelector("main").addEventListener("click", collapse);
const searchInput = document.getElementById("search-input");
if (searchInput) searchInput.addEventListener("focus", collapse);
document.querySelectorAll("h1, h2, h3, h4, h5, h6")
.forEach((hdr, idx) => {
// Create anchor links for headers with an associated id attribute
var id = hdr.parentElement.getAttribute("id") || hdr.getAttribute("id")
|| (hdr.querySelector("a") && hdr.querySelector("a").getAttribute("id"));
if (id) {
var template = document.createElement('template');
template.innerHTML =" <a href='#" + encodeURI(id) + "' class='anchor-link' aria-label='" + linkToSection
+ "'><img src='" + pathtoroot + "resource-files/link.svg' alt='" + linkIcon +"' tabindex='0'"
+ " width='16' height='16'></a>";
hdr.append(...template.content.childNodes);
}
});
var sections;
var scrollTimeout;
var scrollTimeoutNeeded;
var prevHash;
function initSectionData() {
bodyHeight = document.body.offsetHeight;
sections = [{ id: "", top: 0 }].concat(Array.from(main.querySelectorAll("section[id], h2[id], h2 a[id], div[id]"))
.filter((e) => {
return sidebar.querySelector("a[href=\"#" + encodeURI(e.getAttribute("id")) + "\"]") !== null
}).map((e) => {
return {
id: e.getAttribute("id"),
top: e.offsetTop
};
}));
}
function setScrollTimeout() {
clearTimeout(scrollTimeout);
scrollTimeoutNeeded = false;
scrollTimeout = setTimeout(() => {
scrollTimeout = null;
handleScroll();
}, 100);
}
function handleScroll() {
if (!sidebar || !sidebar.offsetParent || sidebar.classList.contains("hide-sidebar")) {
return;
}
if (scrollTimeout || scrollTimeoutNeeded) {
setScrollTimeout();
return;
}
var scrollTop = document.documentElement.scrollTop;
var scrollHeight = document.documentElement.scrollHeight;
var currHash = null;
if (scrollHeight - scrollTop < window.innerHeight + 10) {
// Select last item if at bottom of the page
currHash = "#" + encodeURI(sections.at(-1).id);
} else {
for (var i = 0; i < sections.length; i++) {
var top = sections[i].top;
var bottom = sections[i + 1] ? sections[i + 1].top : scrollHeight;
if (top + ((bottom - top) / 2) > scrollTop || bottom > scrollTop + (window.innerHeight / 3)) {
currHash = "#" + encodeURI(sections[i].id);
break;
}
}
}
if (currHash !== prevHash) {
setSelected(currHash);
}
}
function setSelected(hash) {
var prev = sidebar.querySelector("a.current-selection");
if (prev)
prev.classList.remove("current-selection");
prevHash = hash;
if (hash) {
var curr = sidebar.querySelector("ol.toc-list a[href=\"" + hash + "\"]");
if (curr) {
curr.classList.add("current-selection");
curr.scrollIntoView({ behavior: "instant", block: "nearest" });
}
}
}
if (sidebar) {
initSectionData();
document.querySelectorAll("a[href^='#']").forEach((link) => {
link.addEventListener("click", (e) => {
scrollTimeoutNeeded = true;
setSelected(link.getAttribute("href"));
})
});
sidebar.querySelector("button.hide-sidebar").addEventListener("click", () => {
sidebar.classList.add("hide-sidebar");
sessionStorage.setItem("sidebar", "hidden");
});
sidebar.querySelector("button.show-sidebar").addEventListener("click", () => {
sidebar.classList.remove("hide-sidebar");
sessionStorage.removeItem("sidebar");
initSectionData();
handleScroll();
});
window.addEventListener("hashchange", (e) => {
scrollTimeoutNeeded = true;
});
if (document.location.hash) {
scrollTimeoutNeeded = true;
setSelected(document.location.hash);
} else {
handleScroll();
}
window.addEventListener("scroll", handleScroll);
window.addEventListener("scrollend", () => {
if (scrollTimeout) {
clearTimeout(scrollTimeout);
scrollTimeout = null;
handleScroll();
}
})
}
// Resize handler
new ResizeObserver((entries) => {
if (expanded) {
if (windowWidth !== window.innerWidth) {
collapse();
} else {
expand();
}
}
if (sections && document.body.offsetHeight !== bodyHeight) {
initSectionData();
prevHash = null;
handleScroll();
}
setTopMargin();
}).observe(document.body);
});