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add helpers

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This commit is contained in:
Luke Pulverenti 2016-07-18 14:50:00 -04:00
parent 91b07f9cc7
commit d7bb32b760
6 changed files with 76 additions and 110 deletions
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47
dashboard-ui/bower_components/emby-webcomponents/dom.js vendored Normal file
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@ -0,0 +1,47 @@
define([], function () {
function parentWithAttribute(elem, name, value) {
while ((value ? elem.getAttribute(name) != value : !elem.getAttribute(name))) {
elem = elem.parentNode;
if (!elem || !elem.getAttribute) {
return null;
}
}
return elem;
}
function parentWithTag(elem, tagName) {
while (elem.tagName != tagName) {
elem = elem.parentNode;
if (!elem) {
return null;
}
}
return elem;
}
function parentWithClass(elem, className) {
while (!elem.classList || !elem.classList.contains(className)) {
elem = elem.parentNode;
if (!elem) {
return null;
}
}
return elem;
}
return {
parentWithAttribute: parentWithAttribute,
parentWithClass: parentWithClass,
parentWithTag: parentWithTag
};
});