init header navigation menu

src/Entity/Browser/Header.php

@@ -4,16 +4,30 @@ declare(strict_types=1);
 
 namespace Yggverse\Yoda\Entity\Browser;
 
+use \Yggverse\Yoda\Entity\Browser\Header\Navigation;
+
 class Header
 {
     public \GtkHeaderBar $gtk;
 
+    // Dependencies
+    public \Yggverse\Yoda\Entity\Browser $browser;
+
+    // Requirements
+    public \Yggverse\Yoda\Entity\Browser\Header\Navigation $navigation;
+
+    // Defaults
     protected bool $_actions = true;
     protected string $_title = 'Yoda';
     protected string $_subtitle = '';
 
-    public function __construct()
-    {
+    public function __construct(
+        \Yggverse\Yoda\Entity\Browser $browser
+    ) {
+        // Init dependencies
+        $this->browser = $browser;
+
+        // Init header
         $this->gtk = new \GtkHeaderBar;
 
         $this->gtk->set_show_close_button(
@@ -27,6 +41,15 @@ class Header
         $this->gtk->set_subtitle(
             $this->_subtitle
         );
+
+        // Init navigation element
+        $this->navigation = new Navigation(
+            $this
+        );
+
+        $this->gtk->add(
+            $this->navigation->gtk
+        );
     }
 
     public function setTitle(