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add findClosestAncestor

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Function to find the closest ancestor of an element that matches the selection criterion
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JeLuF 2022-12-24 00:58:52 +01:00 committed by GitHub
parent c5d343750c
commit 21108650f7
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1 changed files with 13 additions and 0 deletions
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13
ui/media/js/utils.js
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@ -20,6 +20,19 @@ function getNextSibling(elem, selector) {
}
}
function findClosestAncestor(element, selector) {
if (!element || !element.parentNode) {
// reached the top of the DOM tree, return null
return null;
} else if (element.parentNode.matches(selector)) {
// found an ancestor that matches the selector, return it
return element.parentNode;
} else {
// continue searching upwards
return findClosestAncestor(element.parentNode, selector);
}
}
/* Panel Stuff */