gitlab-org--gitlab-foss/app/assets/javascripts/ajax_loading_spinner.js
wendy0402 94255217e9 on branch deletion show loading icon and disabled the button
after user click delete branch, there is no processing indication, and user can click many times till. It seems flaw in UX. this will fix it

fix bug in branch deletion link
2017-02-22 23:13:25 +07:00

35 lines
1.2 KiB
JavaScript

class AjaxLoadingSpinner {
static init() {
const $elements = $('.js-ajax-loading-spinner');
$elements.on('ajax:beforeSend', AjaxLoadingSpinner.ajaxBeforeSend);
$elements.on('ajax:complete', AjaxLoadingSpinner.ajaxComplete);
}
static ajaxBeforeSend(e) {
e.target.setAttribute('disabled', '');
const iconElement = e.target.querySelector('i');
// get first fa- icon
const originalIcon = iconElement.className.match(/(fa-)([^\s]+)/g).first();
iconElement.dataset.icon = originalIcon;
AjaxLoadingSpinner.toggleLoadingIcon(iconElement);
$(e.target).off('ajax:beforeSend', AjaxLoadingSpinner.ajaxBeforeSend);
}
static ajaxComplete(e) {
e.target.removeAttribute('disabled');
const iconElement = e.target.querySelector('i');
AjaxLoadingSpinner.toggleLoadingIcon(iconElement);
$(e.target).off('ajax:complete', AjaxLoadingSpinner.ajaxComplete);
}
static toggleLoadingIcon(iconElement) {
const classList = iconElement.classList;
classList.toggle(iconElement.dataset.icon);
classList.toggle('fa-spinner');
classList.toggle('fa-spin');
}
}
window.gl = window.gl || {};
gl.AjaxLoadingSpinner = AjaxLoadingSpinner;