1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
content / test / data / accessibility / event / aria-combo-box-collapse.html [blame]
<!DOCTYPE html>
<html>
<body>
<input role="combobox" type="search" aria-expanded="true" aria-haspopup="true"
aria-autocomplete="list" aria-activedescendant="option2" aria-owns="list">
<ul id="list" role="listbox">
<li id="option1" role="option">Apple</li>
<li id="option2" role="option">Orange</li>
<li id="option3" role="option">Banana</li>
</ul>
<script>
document.querySelector('input').focus();
function go() {
var combo_box = document.querySelector('input');
combo_box.setAttribute('aria-activedescendant', '');
combo_box.setAttribute('aria-expanded', 'false');
}
</script>
</body>
</html>