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example.html
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example.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<!-- Example styles -->
<link rel="stylesheet" href="./node_modules/@vrembem/base/dist/styles.css">
<link rel="stylesheet" href="./node_modules/@vrembem/utility/dist/styles.css">
<link rel="stylesheet" href="./node_modules/@vrembem/dialog/dist/styles.css">
<link rel="stylesheet" href="./node_modules/@vrembem/menu/dist/styles.css">
<title>scroll-stash</title>
<!-- Styles -->
<style>
[data-scroll-stash] {
position: relative;
}
.page {
height: 100vh;
overflow: auto;
}
.example {
max-width: 48em;
}
.is-active {
background: #fff !important;
}
</style>
</head>
<body>
<div id="page" class="page" data-scroll-stash="page" data-scroll-stash-anchor="false">
<div class="gap-y-lg padding-xl">
<header class="gap-y-sm">
<h1 class="font-size-lg">scroll-stash</h1>
<p>A JavaScript plugin to help preserve an element's scroll position.</p>
</header>
<hr class="sep">
<div class="example gap-y">
<div class="gap-y-sm">
<h2 id="example-api">API</h2>
<ul class="list">
<li><button class="link js-api-init"><code class="code">api.init</code></button></li>
<li><button class="link js-api-destroy"><code class="code">api.destroy</code></button></li>
</ul>
</div>
</div>
<div class="example gap-y">
<div class="gap-y-sm">
<h2 id="example-1">Example 1</h2>
<p>Basic implementation should stash scroll position.</p>
<ul class="list">
<li><button class="link js-api-anchor-show"><code class="code">api.anchorShow</code></button></li>
<li><button class="link js-api-anchor-get"><code class="code">api.anchorGet</code></button></li>
</ul>
</div>
<div class="scroll-box background-shade-dark" style="height: 14em;" data-scroll-stash="example-1">
<ul class="menu margin">
<li class="menu__item">
<a href="#" class="menu__action">1: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">2: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">3: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">4: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">5: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">6: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">7: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">8: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">9: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">10: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">11: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">12: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">13: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">14: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">15: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">16: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">17: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">18: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">19: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">20: Menu Item</a>
</li>
</ul>
</div>
</div>
<div class="example gap-y">
<div class="gap-y-sm">
<h2 id="example-2">Example 2</h2>
<p>Scroll position should be preserved but will scroll to the nearest anchor if it's not currently visible.</p>
<ul class="list">
<li><button class="link js-api-anchor-show"><code class="code">api.anchorShow</code></button></li>
<li><button class="link js-api-anchor-get"><code class="code">api.anchorGet</code></button></li>
</ul>
</div>
<div class="scroll-box background-shade-dark" style="height: 14em;" data-scroll-stash="example-2">
<ul class="menu margin">
<li class="menu__item">
<a href="#" class="menu__action">1: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">2: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">3: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">4: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">5: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">6: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">7: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">8: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">9: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action is-active">10: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">11: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">12: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">13: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">14: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">15: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">16: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">17: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">18: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">19: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">20: Menu Item</a>
</li>
</ul>
</div>
</div>
<div class="example gap-y">
<div class="gap-y-sm">
<h2 id="example-3">Example 3</h2>
<p>Scrolling anchor in view should take into account a sticky header and footer along with the set padding.</p>
<ul class="list">
<li><button class="link js-api-anchor-show"><code class="code">api.anchorShow</code></button></li>
<li><button class="link js-api-anchor-get"><code class="code">api.anchorGet</code></button></li>
</ul>
</div>
<div class="scroll-box">
<div class="dialog background-shade-dark" style="height: 28em;" data-scroll-stash="example-3">
<div class="dialog__header background-shade-dark">
Dialog header...
</div>
<div class="dialog__body background-none">
<ul class="menu">
<li class="menu__item">
<a href="#" class="menu__action">1: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">2: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">3: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">4: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">5: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">6: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">7: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">8: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">9: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action is-active">10: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">11: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">12: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">13: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">14: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">15: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">16: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">17: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">18: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">19: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">20: Menu Item</a>
</li>
</ul>
</div>
<div class="dialog__footer background-shade-dark">
Dialog footer...
</div>
</div>
</div>
</div>
<div class="example gap-y">
<div class="gap-y-sm">
<h2 id="example-4">Example 4</h2>
<p>Using a custom anchor by providing a selector via <code class="code">data-scroll-stash-anchor</code> which overrides the anchor selector passed in options.</p>
<ul class="list">
<li><button class="link js-api-anchor-show"><code class="code">api.anchorShow</code></button></li>
<li><button class="link js-api-anchor-get"><code class="code">api.anchorGet</code></button></li>
</ul>
</div>
<div class="scroll-box background-shade-dark" style="height: 14em;" data-scroll-stash="example-4" data-scroll-stash-anchor=".background-secondary">
<ul class="menu margin">
<li class="menu__item">
<a href="#" class="menu__action">1: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">2: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">3: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">4: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">5: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">6: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">7: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">8: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">9: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action background-secondary color-white">10: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">11: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">12: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">13: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">14: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">15: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">16: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">17: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">18: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action">19: Menu Item</a>
</li>
<li class="menu__item">
<a href="#" class="menu__action is-active">20: Menu Item</a>
</li>
</ul>
</div>
</div>
</div>
</div><!-- .page -->
<!-- Scripts -->
<script src="./dist/scripts.umd.js"></script>
<script>
document.addEventListener('scroll-stash:saved', ({ type, detail, target }) => {
console.log({ type, detail, target });
});
document.addEventListener('scroll-stash:applied', ({ type, detail, target }) => {
console.log({ type, detail, target });
});
document.addEventListener('scroll-stash:anchor', ({ type, detail, target }) => {
console.log({ type, detail, target });
});
const options = {
selectorAnchor: '.is-active',
selectorTopElem: '.dialog__header',
selectorBotElem: '.dialog__footer'
};
const scrollStash = new ScrollStash(options);
scrollStash.init();
console.log('scrollStash:', scrollStash);
document.addEventListener('click', ({ target }) => {
if (
target.classList.contains('js-api-anchor-show') ||
target.parentElement.classList.contains('js-api-anchor-show')
) {
const scrollBox = target.closest('.example').querySelector('[data-scroll-stash]');
console.log(scrollStash.anchorShow(scrollBox, 'smooth'));
}
if (
target.classList.contains('js-api-anchor-get') ||
target.parentElement.classList.contains('js-api-anchor-get')
) {
const scrollBox = target.closest('.example').querySelector('[data-scroll-stash]');
console.log(scrollStash.anchorGet(scrollBox));
}
if (
target.classList.contains('js-api-init') ||
target.parentElement.classList.contains('js-api-init')
) {
console.log('init...');
scrollStash.init();
}
if (
target.classList.contains('js-api-destroy') ||
target.parentElement.classList.contains('js-api-destroy')
) {
console.log('destroy...');
scrollStash.destroy();
}
});
</script>
</body>
</html>