Popup text must be labels not buttons

extension.js

@@ -388,7 +388,7 @@ class MonitorWidget extends PanelMenu.Button {
             let nestedItem = null;
             if (widgetDict.hasOwnProperty('text')) {
                 nestedItem = widgetDict['text'];
-                widget = this._createText(nestedItem);
+                widget = this._createLabel(nestedItem);
             } else if (widgetDict.hasOwnProperty('picture')) {
                 nestedItem = widgetDict['picture'];
                 widget = this._createPicture(nestedItem);
@@ -426,7 +426,7 @@ class MonitorWidget extends PanelMenu.Button {
         return this._createText(itemValues);
     }
     
-    _createText(item) {
+    __createText(item, isLabel) {
         if (!item.hasOwnProperty('text')) {
             log('Text must have a \'text\' value');
             return null;
@@ -439,13 +439,25 @@ class MonitorWidget extends PanelMenu.Button {
         if (item['text'] === '') {
             return null;
         } else {
-            const widget = new St.Button({ label: item['text'] });
+            let widget = null;
+            if (isLabel)
+                widget = new St.Label({ text: item['text'] });
+            else
+                widget = new St.Button({ label: item['text'] });
             widget.set_style(style);
 
             return widget;
         }
     }
 
+    _createText(item) {
+        return this.__createText(item, false);
+    }
+
+    _createLabel(item) {
+        return this.__createText(item, true);
+    }
+
     _createIconOld(item) {
         var itemValues = {};
         itemValues = { 'path':item['icon'] };