From 01c17c68277ff88fab812920732d9bbe9e6bb571 Mon Sep 17 00:00:00 2001
From: murilo ijanc
Date: Tue, 24 Mar 2026 21:45:05 -0300
Subject: Simplify website to single-page
Remove old Zola-generated content, keep only the essential
landing page with about, contact, and license sections.
---
book/pt-br/book-a0b12cfe.js | 843 --------------------------------------------
1 file changed, 843 deletions(-)
delete mode 100644 book/pt-br/book-a0b12cfe.js
(limited to 'book/pt-br/book-a0b12cfe.js')
diff --git a/book/pt-br/book-a0b12cfe.js b/book/pt-br/book-a0b12cfe.js
deleted file mode 100644
index 62d7c4c..0000000
--- a/book/pt-br/book-a0b12cfe.js
+++ /dev/null
@@ -1,843 +0,0 @@
-'use strict';
-
-/* global default_theme, default_dark_theme, default_light_theme, hljs, ClipboardJS */
-
-// Fix back button cache problem
-window.onunload = function() { };
-
-// Global variable, shared between modules
-function playground_text(playground, hidden = true) {
- const code_block = playground.querySelector('code');
-
- if (window.ace && code_block.classList.contains('editable')) {
- const editor = window.ace.edit(code_block);
- return editor.getValue();
- } else if (hidden) {
- return code_block.textContent;
- } else {
- return code_block.innerText;
- }
-}
-
-(function codeSnippets() {
- function fetch_with_timeout(url, options, timeout = 6000) {
- return Promise.race([
- fetch(url, options),
- new Promise((_, reject) => setTimeout(() => reject(new Error('timeout')), timeout)),
- ]);
- }
-
- const playgrounds = Array.from(document.querySelectorAll('.playground'));
- if (playgrounds.length > 0) {
- fetch_with_timeout('https://play.rust-lang.org/meta/crates', {
- headers: {
- 'Content-Type': 'application/json',
- },
- method: 'POST',
- mode: 'cors',
- })
- .then(response => response.json())
- .then(response => {
- // get list of crates available in the rust playground
- const playground_crates = response.crates.map(item => item['id']);
- playgrounds.forEach(block => handle_crate_list_update(block, playground_crates));
- });
- }
-
- function handle_crate_list_update(playground_block, playground_crates) {
- // update the play buttons after receiving the response
- update_play_button(playground_block, playground_crates);
-
- // and install on change listener to dynamically update ACE editors
- if (window.ace) {
- const code_block = playground_block.querySelector('code');
- if (code_block.classList.contains('editable')) {
- const editor = window.ace.edit(code_block);
- editor.addEventListener('change', () => {
- update_play_button(playground_block, playground_crates);
- });
- // add Ctrl-Enter command to execute rust code
- editor.commands.addCommand({
- name: 'run',
- bindKey: {
- win: 'Ctrl-Enter',
- mac: 'Ctrl-Enter',
- },
- exec: _editor => run_rust_code(playground_block),
- });
- }
- }
- }
-
- // updates the visibility of play button based on `no_run` class and
- // used crates vs ones available on https://play.rust-lang.org
- function update_play_button(pre_block, playground_crates) {
- const play_button = pre_block.querySelector('.play-button');
-
- // skip if code is `no_run`
- if (pre_block.querySelector('code').classList.contains('no_run')) {
- play_button.classList.add('hidden');
- return;
- }
-
- // get list of `extern crate`'s from snippet
- const txt = playground_text(pre_block);
- const re = /extern\s+crate\s+([a-zA-Z_0-9]+)\s*;/g;
- const snippet_crates = [];
- let item;
- while (item = re.exec(txt)) {
- snippet_crates.push(item[1]);
- }
-
- // check if all used crates are available on play.rust-lang.org
- const all_available = snippet_crates.every(function(elem) {
- return playground_crates.indexOf(elem) > -1;
- });
-
- if (all_available) {
- play_button.classList.remove('hidden');
- play_button.hidden = false;
- } else {
- play_button.classList.add('hidden');
- }
- }
-
- function run_rust_code(code_block) {
- let result_block = code_block.querySelector('.result');
- if (!result_block) {
- result_block = document.createElement('code');
- result_block.className = 'result hljs language-bash';
-
- code_block.append(result_block);
- }
-
- const text = playground_text(code_block);
- const classes = code_block.querySelector('code').classList;
- let edition = '2015';
- classes.forEach(className => {
- if (className.startsWith('edition')) {
- edition = className.slice(7);
- }
- });
- const params = {
- version: 'stable',
- optimize: '0',
- code: text,
- edition: edition,
- };
-
- if (text.indexOf('#![feature') !== -1) {
- params.version = 'nightly';
- }
-
- result_block.innerText = 'Running...';
-
- fetch_with_timeout('https://play.rust-lang.org/evaluate.json', {
- headers: {
- 'Content-Type': 'application/json',
- },
- method: 'POST',
- mode: 'cors',
- body: JSON.stringify(params),
- })
- .then(response => response.json())
- .then(response => {
- if (response.result.trim() === '') {
- result_block.innerText = 'No output';
- result_block.classList.add('result-no-output');
- } else {
- result_block.innerText = response.result;
- result_block.classList.remove('result-no-output');
- }
- })
- .catch(error => result_block.innerText = 'Playground Communication: ' + error.message);
- }
-
- // Syntax highlighting Configuration
- hljs.configure({
- tabReplace: ' ', // 4 spaces
- languages: [], // Languages used for auto-detection
- });
-
- const code_nodes = Array
- .from(document.querySelectorAll('code'))
- // Don't highlight `inline code` blocks in headers.
- .filter(function(node) {
- return !node.parentElement.classList.contains('header');
- });
-
- if (window.ace) {
- // language-rust class needs to be removed for editable
- // blocks or highlightjs will capture events
- code_nodes
- .filter(function(node) {
- return node.classList.contains('editable');
- })
- .forEach(function(block) {
- block.classList.remove('language-rust');
- });
-
- code_nodes
- .filter(function(node) {
- return !node.classList.contains('editable');
- })
- .forEach(function(block) {
- hljs.highlightBlock(block);
- });
- } else {
- code_nodes.forEach(function(block) {
- hljs.highlightBlock(block);
- });
- }
-
- // Adding the hljs class gives code blocks the color css
- // even if highlighting doesn't apply
- code_nodes.forEach(function(block) {
- block.classList.add('hljs');
- });
-
- Array.from(document.querySelectorAll('code.hljs')).forEach(function(block) {
-
- const lines = Array.from(block.querySelectorAll('.boring'));
- // If no lines were hidden, return
- if (!lines.length) {
- return;
- }
- block.classList.add('hide-boring');
-
- const buttons = document.createElement('div');
- buttons.className = 'buttons';
- buttons.innerHTML = '';
- buttons.firstChild.innerHTML = document.getElementById('fa-eye').innerHTML;
-
- // add expand button
- const pre_block = block.parentNode;
- pre_block.insertBefore(buttons, pre_block.firstChild);
-
- buttons.firstChild.addEventListener('click', function(e) {
- if (this.title === 'Show hidden lines') {
- this.innerHTML = document.getElementById('fa-eye-slash').innerHTML;
- this.title = 'Hide lines';
- this.setAttribute('aria-label', e.target.title);
-
- block.classList.remove('hide-boring');
- } else if (this.title === 'Hide lines') {
- this.innerHTML = document.getElementById('fa-eye').innerHTML;
- this.title = 'Show hidden lines';
- this.setAttribute('aria-label', e.target.title);
-
- block.classList.add('hide-boring');
- }
- });
- });
-
- if (window.playground_copyable) {
- Array.from(document.querySelectorAll('pre code')).forEach(function(block) {
- const pre_block = block.parentNode;
- if (!pre_block.classList.contains('playground')) {
- let buttons = pre_block.querySelector('.buttons');
- if (!buttons) {
- buttons = document.createElement('div');
- buttons.className = 'buttons';
- pre_block.insertBefore(buttons, pre_block.firstChild);
- }
-
- const clipButton = document.createElement('button');
- clipButton.className = 'clip-button';
- clipButton.title = 'Copy to clipboard';
- clipButton.setAttribute('aria-label', clipButton.title);
- clipButton.innerHTML = '';
-
- buttons.insertBefore(clipButton, buttons.firstChild);
- }
- });
- }
-
- // Process playground code blocks
- Array.from(document.querySelectorAll('.playground')).forEach(function(pre_block) {
- // Add play button
- let buttons = pre_block.querySelector('.buttons');
- if (!buttons) {
- buttons = document.createElement('div');
- buttons.className = 'buttons';
- pre_block.insertBefore(buttons, pre_block.firstChild);
- }
-
- const runCodeButton = document.createElement('button');
- runCodeButton.className = 'play-button';
- runCodeButton.hidden = true;
- runCodeButton.title = 'Run this code';
- runCodeButton.setAttribute('aria-label', runCodeButton.title);
- runCodeButton.innerHTML = document.getElementById('fa-play').innerHTML;
-
- buttons.insertBefore(runCodeButton, buttons.firstChild);
- runCodeButton.addEventListener('click', () => {
- run_rust_code(pre_block);
- });
-
- if (window.playground_copyable) {
- const copyCodeClipboardButton = document.createElement('button');
- copyCodeClipboardButton.className = 'clip-button';
- copyCodeClipboardButton.innerHTML = '';
- copyCodeClipboardButton.title = 'Copy to clipboard';
- copyCodeClipboardButton.setAttribute('aria-label', copyCodeClipboardButton.title);
-
- buttons.insertBefore(copyCodeClipboardButton, buttons.firstChild);
- }
-
- const code_block = pre_block.querySelector('code');
- if (window.ace && code_block.classList.contains('editable')) {
- const undoChangesButton = document.createElement('button');
- undoChangesButton.className = 'reset-button';
- undoChangesButton.title = 'Undo changes';
- undoChangesButton.setAttribute('aria-label', undoChangesButton.title);
- undoChangesButton.innerHTML +=
- document.getElementById('fa-clock-rotate-left').innerHTML;
-
- buttons.insertBefore(undoChangesButton, buttons.firstChild);
-
- undoChangesButton.addEventListener('click', function() {
- const editor = window.ace.edit(code_block);
- editor.setValue(editor.originalCode);
- editor.clearSelection();
- });
- }
- });
-})();
-
-(function themes() {
- const html = document.querySelector('html');
- const themeToggleButton = document.getElementById('mdbook-theme-toggle');
- const themePopup = document.getElementById('mdbook-theme-list');
- const themeColorMetaTag = document.querySelector('meta[name="theme-color"]');
- const themeIds = [];
- themePopup.querySelectorAll('button.theme').forEach(function(el) {
- themeIds.push(el.id);
- });
- const stylesheets = {
- ayuHighlight: document.querySelector('#mdbook-ayu-highlight-css'),
- tomorrowNight: document.querySelector('#mdbook-tomorrow-night-css'),
- highlight: document.querySelector('#mdbook-highlight-css'),
- };
-
- function showThemes() {
- themePopup.style.display = 'block';
- themeToggleButton.setAttribute('aria-expanded', true);
- themePopup.querySelector('button#mdbook-theme-' + get_theme()).focus();
- }
-
- function updateThemeSelected() {
- themePopup.querySelectorAll('.theme-selected').forEach(function(el) {
- el.classList.remove('theme-selected');
- });
- const selected = get_saved_theme() ?? 'default_theme';
- let element = themePopup.querySelector('button#mdbook-theme-' + selected);
- if (element === null) {
- // Fall back in case there is no "Default" item.
- element = themePopup.querySelector('button#mdbook-theme-' + get_theme());
- }
- element.classList.add('theme-selected');
- }
-
- function hideThemes() {
- themePopup.style.display = 'none';
- themeToggleButton.setAttribute('aria-expanded', false);
- themeToggleButton.focus();
- }
-
- function get_saved_theme() {
- let theme = null;
- try {
- theme = localStorage.getItem('mdbook-theme');
- } catch {
- // ignore error.
- }
- return theme;
- }
-
- function delete_saved_theme() {
- localStorage.removeItem('mdbook-theme');
- }
-
- function get_theme() {
- const theme = get_saved_theme();
- if (theme === null || theme === undefined || !themeIds.includes('mdbook-theme-' + theme)) {
- if (typeof default_dark_theme === 'undefined') {
- // A customized index.hbs might not define this, so fall back to
- // old behavior of determining the default on page load.
- return default_theme;
- }
- return window.matchMedia('(prefers-color-scheme: dark)').matches
- ? default_dark_theme
- : default_light_theme;
- } else {
- return theme;
- }
- }
-
- let previousTheme = default_theme;
- function set_theme(theme, store = true) {
- let ace_theme;
-
- if (theme === 'coal' || theme === 'navy') {
- stylesheets.ayuHighlight.disabled = true;
- stylesheets.tomorrowNight.disabled = false;
- stylesheets.highlight.disabled = true;
-
- ace_theme = 'ace/theme/tomorrow_night';
- } else if (theme === 'ayu') {
- stylesheets.ayuHighlight.disabled = false;
- stylesheets.tomorrowNight.disabled = true;
- stylesheets.highlight.disabled = true;
- ace_theme = 'ace/theme/tomorrow_night';
- } else {
- stylesheets.ayuHighlight.disabled = true;
- stylesheets.tomorrowNight.disabled = true;
- stylesheets.highlight.disabled = false;
- ace_theme = 'ace/theme/dawn';
- }
-
- setTimeout(function() {
- themeColorMetaTag.content = getComputedStyle(document.documentElement).backgroundColor;
- }, 1);
-
- if (window.ace && window.editors) {
- window.editors.forEach(function(editor) {
- editor.setTheme(ace_theme);
- });
- }
-
- if (store) {
- try {
- localStorage.setItem('mdbook-theme', theme);
- } catch {
- // ignore error.
- }
- }
-
- html.classList.remove(previousTheme);
- html.classList.add(theme);
- previousTheme = theme;
- updateThemeSelected();
- }
-
- const query = window.matchMedia('(prefers-color-scheme: dark)');
- query.onchange = function() {
- set_theme(get_theme(), false);
- };
-
- // Set theme.
- set_theme(get_theme(), false);
-
- themeToggleButton.addEventListener('click', function() {
- if (themePopup.style.display === 'block') {
- hideThemes();
- } else {
- showThemes();
- }
- });
-
- themePopup.addEventListener('click', function(e) {
- let theme;
- if (e.target.className === 'theme') {
- theme = e.target.id;
- } else if (e.target.parentElement.className === 'theme') {
- theme = e.target.parentElement.id;
- } else {
- return;
- }
- theme = theme.replace(/^mdbook-theme-/, '');
-
- if (theme === 'default_theme' || theme === null) {
- delete_saved_theme();
- set_theme(get_theme(), false);
- } else {
- set_theme(theme);
- }
- });
-
- themePopup.addEventListener('focusout', function(e) {
- // e.relatedTarget is null in Safari and Firefox on macOS (see workaround below)
- if (!!e.relatedTarget &&
- !themeToggleButton.contains(e.relatedTarget) &&
- !themePopup.contains(e.relatedTarget)
- ) {
- hideThemes();
- }
- });
-
- // Should not be needed, but it works around an issue on macOS & iOS:
- // https://github.com/rust-lang/mdBook/issues/628
- document.addEventListener('click', function(e) {
- if (themePopup.style.display === 'block' &&
- !themeToggleButton.contains(e.target) &&
- !themePopup.contains(e.target)
- ) {
- hideThemes();
- }
- });
-
- document.addEventListener('keydown', function(e) {
- if (e.altKey || e.ctrlKey || e.metaKey || e.shiftKey) {
- return;
- }
- if (!themePopup.contains(e.target)) {
- return;
- }
-
- let li;
- switch (e.key) {
- case 'Escape':
- e.preventDefault();
- hideThemes();
- break;
- case 'ArrowUp':
- e.preventDefault();
- li = document.activeElement.parentElement;
- if (li && li.previousElementSibling) {
- li.previousElementSibling.querySelector('button').focus();
- }
- break;
- case 'ArrowDown':
- e.preventDefault();
- li = document.activeElement.parentElement;
- if (li && li.nextElementSibling) {
- li.nextElementSibling.querySelector('button').focus();
- }
- break;
- case 'Home':
- e.preventDefault();
- themePopup.querySelector('li:first-child button').focus();
- break;
- case 'End':
- e.preventDefault();
- themePopup.querySelector('li:last-child button').focus();
- break;
- }
- });
-})();
-
-(function sidebar() {
- const sidebar = document.getElementById('mdbook-sidebar');
- const sidebarLinks = document.querySelectorAll('#mdbook-sidebar a');
- const sidebarToggleButton = document.getElementById('mdbook-sidebar-toggle');
- const sidebarResizeHandle = document.getElementById('mdbook-sidebar-resize-handle');
- const sidebarCheckbox = document.getElementById('mdbook-sidebar-toggle-anchor');
- let firstContact = null;
-
-
- /* Because we cannot change the `display` using only CSS after/before the transition, we
- need JS to do it. We change the display to prevent the browsers search to find text inside
- the collapsed sidebar. */
- if (!document.documentElement.classList.contains('sidebar-visible')) {
- sidebar.style.display = 'none';
- }
- sidebar.addEventListener('transitionend', () => {
- /* We only change the display to "none" if we're collapsing the sidebar. */
- if (!sidebarCheckbox.checked) {
- sidebar.style.display = 'none';
- }
- });
- sidebarToggleButton.addEventListener('click', () => {
- /* To allow the sidebar expansion animation, we first need to put back the display. */
- if (!sidebarCheckbox.checked) {
- sidebar.style.display = '';
- // Workaround for Safari skipping the animation when changing
- // `display` and a transform in the same event loop. This forces a
- // reflow after updating the display.
- sidebar.offsetHeight;
- }
- });
-
- function showSidebar() {
- document.documentElement.classList.add('sidebar-visible');
- Array.from(sidebarLinks).forEach(function(link) {
- link.setAttribute('tabIndex', 0);
- });
- sidebarToggleButton.setAttribute('aria-expanded', true);
- sidebar.setAttribute('aria-hidden', false);
- try {
- localStorage.setItem('mdbook-sidebar', 'visible');
- } catch {
- // Ignore error.
- }
- }
-
- function hideSidebar() {
- document.documentElement.classList.remove('sidebar-visible');
- Array.from(sidebarLinks).forEach(function(link) {
- link.setAttribute('tabIndex', -1);
- });
- sidebarToggleButton.setAttribute('aria-expanded', false);
- sidebar.setAttribute('aria-hidden', true);
- try {
- localStorage.setItem('mdbook-sidebar', 'hidden');
- } catch {
- // Ignore error.
- }
- }
-
- // Toggle sidebar
- sidebarCheckbox.addEventListener('change', function sidebarToggle() {
- if (sidebarCheckbox.checked) {
- const current_width = parseInt(
- document.documentElement.style.getPropertyValue('--sidebar-target-width'), 10);
- if (current_width < 150) {
- document.documentElement.style.setProperty('--sidebar-target-width', '150px');
- }
- showSidebar();
- } else {
- hideSidebar();
- }
- });
-
- sidebarResizeHandle.addEventListener('mousedown', initResize, false);
-
- function initResize() {
- window.addEventListener('mousemove', resize, false);
- window.addEventListener('mouseup', stopResize, false);
- document.documentElement.classList.add('sidebar-resizing');
- }
- function resize(e) {
- let pos = e.clientX - sidebar.offsetLeft;
- if (pos < 20) {
- hideSidebar();
- } else {
- if (!document.documentElement.classList.contains('sidebar-visible')) {
- showSidebar();
- }
- pos = Math.min(pos, window.innerWidth - 100);
- document.documentElement.style.setProperty('--sidebar-target-width', pos + 'px');
- }
- }
- //on mouseup remove windows functions mousemove & mouseup
- function stopResize() {
- document.documentElement.classList.remove('sidebar-resizing');
- window.removeEventListener('mousemove', resize, false);
- window.removeEventListener('mouseup', stopResize, false);
- }
-
- document.addEventListener('touchstart', function(e) {
- firstContact = {
- x: e.touches[0].clientX,
- time: Date.now(),
- };
- }, { passive: true });
-
- document.addEventListener('touchmove', function(e) {
- if (!firstContact) {
- return;
- }
-
- const curX = e.touches[0].clientX;
- const xDiff = curX - firstContact.x,
- tDiff = Date.now() - firstContact.time;
-
- if (tDiff < 250 && Math.abs(xDiff) >= 150) {
- if (xDiff >= 0 && firstContact.x < Math.min(document.body.clientWidth * 0.25, 300)) {
- showSidebar();
- } else if (xDiff < 0 && curX < 300) {
- hideSidebar();
- }
-
- firstContact = null;
- }
- }, { passive: true });
-})();
-
-(function chapterNavigation() {
- document.addEventListener('keydown', function(e) {
- if (e.altKey || e.ctrlKey || e.metaKey) {
- return;
- }
- if (window.search && window.search.hasFocus()) {
- return;
- }
- const html = document.querySelector('html');
-
- function next() {
- const nextButton = document.querySelector('.nav-chapters.next');
- if (nextButton) {
- window.location.href = nextButton.href;
- }
- }
- function prev() {
- const previousButton = document.querySelector('.nav-chapters.previous');
- if (previousButton) {
- window.location.href = previousButton.href;
- }
- }
- function showHelp() {
- const container = document.getElementById('mdbook-help-container');
- const overlay = document.getElementById('mdbook-help-popup');
- container.style.display = 'flex';
-
- // Clicking outside the popup will dismiss it.
- const mouseHandler = event => {
- if (overlay.contains(event.target)) {
- return;
- }
- if (event.button !== 0) {
- return;
- }
- event.preventDefault();
- event.stopPropagation();
- document.removeEventListener('mousedown', mouseHandler);
- hideHelp();
- };
-
- // Pressing esc will dismiss the popup.
- const escapeKeyHandler = event => {
- if (event.key === 'Escape') {
- event.preventDefault();
- event.stopPropagation();
- document.removeEventListener('keydown', escapeKeyHandler, true);
- hideHelp();
- }
- };
- document.addEventListener('keydown', escapeKeyHandler, true);
- document.getElementById('mdbook-help-container')
- .addEventListener('mousedown', mouseHandler);
- }
- function hideHelp() {
- document.getElementById('mdbook-help-container').style.display = 'none';
- }
-
- // Usually needs the Shift key to be pressed
- switch (e.key) {
- case '?':
- e.preventDefault();
- showHelp();
- break;
- }
-
- // Rest of the keys are only active when the Shift key is not pressed
- if (e.shiftKey) {
- return;
- }
-
- switch (e.key) {
- case 'ArrowRight':
- e.preventDefault();
- if (html.dir === 'rtl') {
- prev();
- } else {
- next();
- }
- break;
- case 'ArrowLeft':
- e.preventDefault();
- if (html.dir === 'rtl') {
- next();
- } else {
- prev();
- }
- break;
- }
- });
-})();
-
-(function clipboard() {
- const clipButtons = document.querySelectorAll('.clip-button');
-
- function hideTooltip(elem) {
- elem.firstChild.innerText = '';
- elem.className = 'clip-button';
- }
-
- function showTooltip(elem, msg) {
- elem.firstChild.innerText = msg;
- elem.className = 'clip-button tooltipped';
- }
-
- const clipboardSnippets = new ClipboardJS('.clip-button', {
- text: function(trigger) {
- hideTooltip(trigger);
- const playground = trigger.closest('pre');
- return playground_text(playground, false);
- },
- });
-
- Array.from(clipButtons).forEach(function(clipButton) {
- clipButton.addEventListener('mouseout', function(e) {
- hideTooltip(e.currentTarget);
- });
- });
-
- clipboardSnippets.on('success', function(e) {
- e.clearSelection();
- showTooltip(e.trigger, 'Copied!');
- });
-
- clipboardSnippets.on('error', function(e) {
- showTooltip(e.trigger, 'Clipboard error!');
- });
-})();
-
-(function scrollToTop() {
- const menuTitle = document.querySelector('.menu-title');
-
- menuTitle.addEventListener('click', function() {
- document.scrollingElement.scrollTo({ top: 0, behavior: 'smooth' });
- });
-})();
-
-(function controllMenu() {
- const menu = document.getElementById('mdbook-menu-bar');
-
- (function controllPosition() {
- let scrollTop = document.scrollingElement.scrollTop;
- let prevScrollTop = scrollTop;
- const minMenuY = -menu.clientHeight - 50;
- // When the script loads, the page can be at any scroll (e.g. if you refresh it).
- menu.style.top = scrollTop + 'px';
- // Same as parseInt(menu.style.top.slice(0, -2), but faster
- let topCache = menu.style.top.slice(0, -2);
- menu.classList.remove('sticky');
- let stickyCache = false; // Same as menu.classList.contains('sticky'), but faster
- document.addEventListener('scroll', function() {
- scrollTop = Math.max(document.scrollingElement.scrollTop, 0);
- // `null` means that it doesn't need to be updated
- let nextSticky = null;
- let nextTop = null;
- const scrollDown = scrollTop > prevScrollTop;
- const menuPosAbsoluteY = topCache - scrollTop;
- if (scrollDown) {
- nextSticky = false;
- if (menuPosAbsoluteY > 0) {
- nextTop = prevScrollTop;
- }
- } else {
- if (menuPosAbsoluteY > 0) {
- nextSticky = true;
- } else if (menuPosAbsoluteY < minMenuY) {
- nextTop = prevScrollTop + minMenuY;
- }
- }
- if (nextSticky === true && stickyCache === false) {
- menu.classList.add('sticky');
- stickyCache = true;
- } else if (nextSticky === false && stickyCache === true) {
- menu.classList.remove('sticky');
- stickyCache = false;
- }
- if (nextTop !== null) {
- menu.style.top = nextTop + 'px';
- topCache = nextTop;
- }
- prevScrollTop = scrollTop;
- }, { passive: true });
- })();
- (function controllBorder() {
- function updateBorder() {
- if (menu.offsetTop === 0) {
- menu.classList.remove('bordered');
- } else {
- menu.classList.add('bordered');
- }
- }
- updateBorder();
- document.addEventListener('scroll', updateBorder, { passive: true });
- })();
-})();
--
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