Added new frontend.

visualizer/public/vendor/htmx/ext/disable-element.js

@@ -0,0 +1,18 @@
+"use strict";
+
+// Disable Submit Button
+htmx.defineExtension('disable-element', {
+    onEvent: function (name, evt) {
+        let elt = evt.detail.elt;
+        let target = elt.getAttribute("hx-disable-element");
+        let targetElements = (target == "self") ? [ elt ] : document.querySelectorAll(target);
+
+        for (var i = 0; i < targetElements.length; i++) {
+            if (name === "htmx:beforeRequest" && targetElements[i]) {
+                targetElements[i].disabled = true;
+            } else if (name == "htmx:afterRequest" && targetElements[i]) {
+                targetElements[i].disabled = false;
+            }
+        }
+    }
+});