in web-ui/clip.js [144:162]
function (e) {
let qualities = player.getQualities();
let currentQuality = player.getQuality();
// Empty Settings menu
while (settingsMenu.firstChild)
settingsMenu.removeChild(settingsMenu.firstChild);
if (btnSettings.classList.contains("btn--settings-off")) {
for (var i = 0; i < qualities.length; i++) {
createQualityOptions(qualities[i], i);
}
btnSettings.classList.remove("btn--settings-off");
btnSettings.classList.add("btn--settings-on");
settingsMenu.classList.add("open");
} else {
closeSettingsMenu();
}
},