add tooltip

src/Entity/Browser/Menu/Tab/Close.php

@@ -13,6 +13,7 @@ class Close
 
     // Defaults
     private string $_label = 'Close';
+    private string $_tooltip = 'Close active tab (double click on tab)';
 
     public function __construct(
         \Yggverse\Yoda\Entity\Browser\Menu\Tab $tab
@@ -25,6 +26,10 @@ class Close
             $this->_label
         );
 
+        $this->gtk->set_tooltip_text(
+            $this->_tooltip
+        );
+
         // Render
         $this->gtk->show();