diff --git a/appIndicator.js b/appIndicator.js
index ffeb41e..4721763 100644
--- a/appIndicator.js
+++ b/appIndicator.js
@@ -299,6 +299,7 @@
         Util.connectSmart(this._indicator, 'icon',         this, '_updateIcon')
         Util.connectSmart(this._indicator, 'overlay-icon', this, '_updateOverlayIcon')
         Util.connectSmart(this._indicator, 'ready',        this, '_invalidateIcon')
+        Util.connectSmart(this, 'scroll-event',            this, '_handleScrollEvent')
 
         Util.connectSmart(themeContext, 'notify::scale-factor', this, (tc) => {
             this.width = icon_size * tc.scale_factor;
diff --git a/dbusMenu.js b/dbusMenu.js
index 9710388..2aac51f 100644
--- a/dbusMenu.js
+++ b/dbusMenu.js
@@ -397,7 +397,7 @@
             try {
                 let ret = proxy.call_finish(res);
                 if ((ret.is_of_type(new GLib.VariantType('(b)')) &&
-                        ret.get_child_value(0).get_boolean()) ||
+                     ret.get_child_value(0).get_boolean()) ||
                     ret.is_of_type(new GLib.VariantType('()'))) {
                     this._requestLayoutUpdate();
                 }
diff --git a/indicator-test-tool/testTool.js b/indicator-test-tool/testTool.js
index 546d801..31fb767 100755
--- a/indicator-test-tool/testTool.js
+++ b/indicator-test-tool/testTool.js
@@ -26,7 +26,7 @@
         title: "test",
         application: app
     });
-    
+
     var menu = new Gtk.Menu();
 
     var item = Gtk.MenuItem.new_with_label("A standard item");
@@ -34,11 +34,11 @@
 
     item = Gtk.MenuItem.new_with_label("Foo");
     menu.append(item);
-    
+
     item = Gtk.ImageMenuItem.new_with_label("Calculator");
     item.image = Gtk.Image.new_from_icon_name("gnome-calculator", Gtk.IconSize.MENU);
     menu.append(item);
-    
+
     item = Gtk.CheckMenuItem.new_with_label("Check me!");
     menu.append(item);
 
@@ -49,7 +49,7 @@
 
     item = Gtk.MenuItem.new_with_label("Blubdablub");
     sub.append(item);
-    
+
     item = new Gtk.SeparatorMenuItem();
     menu.append(item);
 
@@ -79,12 +79,12 @@
 
     item = Gtk.MenuItem.new_with_label("abcdefg");
     submenu2.append(item);
-    
+
     item = new Gtk.SeparatorMenuItem();
     menu.append(item);
 
     var group = [];
-    
+
     for (let i = 0; i < 5; ++i) {
         item = Gtk.RadioMenuItem.new_with_label(group, "Example Radio "+i);
         group = Gtk.RadioMenuItem.prototype.get_group.apply(item)//.get_group();
@@ -106,6 +106,17 @@
     item.connect('activate', () => {
         indicator.set_label('', '');
     })
+    menu.append(item);
+
+    item = Gtk.MenuItem.new_with_label("Toggle Attention");
+    item.connect('activate', (item) => {
+        indicator.set_status(indicator.get_status() != AppIndicator.IndicatorStatus.ATTENTION ?
+                             AppIndicator.IndicatorStatus.ATTENTION :
+                             AppIndicator.IndicatorStatus.ACTIVE);
+    });
+    menu.append(item);
+
+    item = new Gtk.SeparatorMenuItem();
     menu.append(item);
 
     item = new Gtk.SeparatorMenuItem();
@@ -136,7 +147,30 @@
 
     indicator.set_status(AppIndicator.IndicatorStatus.ACTIVE);
     indicator.set_icon("gnome-run");
+    indicator.set_attention_icon("emoji-travel-symbolic");
     indicator.set_menu(menu);
+
+    indicator.connect("connection-changed", (indicator, connected) => {
+        print(`Signal \"connection-changed\" emitted. Connected: ${connected}`);
+    });
+    indicator.connect("new-attention-icon", (indicator) => {
+        print(`Signal \"new-attention-icon\" emitted.`);
+    });
+    indicator.connect("new-icon", (indicator) => {
+        print(`Signal \"new-icon\" emitted.`);
+    });
+    indicator.connect("new-icon-theme-path", (indicator, path) => {
+        print(`Signal \"new-icon-theme-path\" emitted. Path: ${path}`);
+    });
+    indicator.connect("new-label", (indicator, label, guide) => {
+        print(`Signal \"new-label\" emitted. Label: ${label}, Guide: ${guide}`);
+    });
+    indicator.connect("new-status", (indicator, status) => {
+        print(`Signal \"new-status\" emitted. Status: ${status}`);
+    });
+    indicator.connect("scroll-event", (indicator, steps, direction) => {
+        print(`Signal \"scroll-event\" emitted. Steps: ${steps}, Direction: ${direction}`);
+    });
 });
 app.run(ARGV);