carnet_atterrissage/user/themes/carnet-atterrissage/js/ui/loading.js

// état du chargement du document
if (debug) console.log('start loading');

(function() {
    let uiContent = document.querySelector('.uiContent');
    let loading = document.createElement('div')
    loading.innerText = 'Chargement...';
    let loadingRing = document.createElement('div');
    loadingRing.classList.add('loader');
    loading.prepend(loadingRing);
    loading.classList.add('loading');
    uiContent.append(loading);
})();

if (debug) console.log('end loading');