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mycorrhiza/static/editor.js
2021-08-22 15:19:00 +08:00

22 lines
588 B
JavaScript

(function () {
window.hyphaChanged = false;
let textarea = document.querySelector('.edit-form__textarea');
let form = document.querySelector('.edit-form');
let warnBeforeClosing = function (ev) {
if (!window.hyphaChanged) return;
ev.preventDefault();
return ev.returnValue = 'Are you sure you want to exit? You have unsaved changes.';
};
textarea.addEventListener('input', function () {
window.hyphaChanged = true;
});
form.addEventListener('submit', function () {
window.hyphaChanged = false;
});
window.addEventListener('beforeunload', warnBeforeClosing);
})();