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script.js
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/*
* Copyright (c) 2013, 2023, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
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";
function loadScripts(doc, tag) {
createElem(doc, tag, '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) {
var display = checkbox.checked ? '' : 'none';
document.querySelectorAll("div.table-tabs").forEach(function(t) {
var id = t.parentElement.getAttribute("id");
var selectedClass = id + "-tab" + selected;
// if selected is empty string it selects all uncategorized entries
var selectUncategorized = !Boolean(selected);
var visible = 0;
document.querySelectorAll('div.' + id)
.forEach(function(elem) {
if (selectUncategorized) {
if (elem.className.indexOf(selectedClass) === -1) {
elem.style.display = display;
}
} else if (elem.classList.contains(selectedClass)) {
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);
}
// Workaround for scroll position not being included in browser history (8249133)
document.addEventListener("DOMContentLoaded", function(e) {
var contentDiv = document.querySelector("div.flex-content");
window.addEventListener("popstate", function(e) {
if (e.state !== null) {
contentDiv.scrollTop = e.state;
}
});
window.addEventListener("hashchange", function(e) {
history.replaceState(contentDiv.scrollTop, document.title);
});
var timeoutId;
contentDiv.addEventListener("scroll", function(e) {
if (timeoutId) {
clearTimeout(timeoutId);
}
timeoutId = setTimeout(function() {
history.replaceState(contentDiv.scrollTop, document.title);
}, 100);
});
if (!location.hash) {
history.replaceState(contentDiv.scrollTop, document.title);
}
});
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