blob: 855bae1ca872ca65c71a146cf2fdd5a0f80e800a (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
|
import {isDocumentFragmentOrElementNode} from '../utils/dom.ts';
// for performance considerations, it only uses performant syntax
function attachDirAuto(el) {
if (el.type !== 'hidden' &&
el.type !== 'checkbox' &&
el.type !== 'radio' &&
el.type !== 'range' &&
el.type !== 'color') {
el.dir = 'auto';
}
}
export function initDirAuto() {
const observer = new MutationObserver((mutationList) => {
const len = mutationList.length;
for (let i = 0; i < len; i++) {
const mutation = mutationList[i];
const len = mutation.addedNodes.length;
for (let i = 0; i < len; i++) {
const addedNode = mutation.addedNodes[i];
if (!isDocumentFragmentOrElementNode(addedNode)) continue;
if (addedNode.nodeName === 'INPUT' || addedNode.nodeName === 'TEXTAREA') attachDirAuto(addedNode);
const children = addedNode.querySelectorAll('input, textarea');
const len = children.length;
for (let childIdx = 0; childIdx < len; childIdx++) {
attachDirAuto(children[childIdx]);
}
}
}
});
const docNodes = document.querySelectorAll('input, textarea');
const len = docNodes.length;
for (let i = 0; i < len; i++) {
attachDirAuto(docNodes[i]);
}
observer.observe(document, {subtree: true, childList: true});
}
|
