move Page entity out of Tab namespace

src/Entity/Browser/Container/Page/Title.php

@@ -0,0 +1,80 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Yggverse\Yoda\Entity\Browser\Container\Page;
+
+use \Yggverse\Yoda\Gtk\Browser\Container\Page\Title\Label;
+
+class Title
+{
+    public Label $gtk;
+
+    // Dependencies
+    public \Yggverse\Yoda\Entity\Browser\Container\Page $page;
+
+    // Defaults
+    private int $_ellipsize = 3;
+    private int $_length = 16;
+    private ?string $_value = 'New page';
+    private ?string $_subtitle = null;
+
+    public function __construct(
+        \Yggverse\Yoda\Entity\Browser\Container\Page $page,
+    ) {
+        // Init dependencies
+        $this->page = $page;
+
+        // Init container
+        $this->gtk = new Label(
+            $this->_value
+        );
+
+        $this->gtk->set_width_chars(
+            $this->_length
+        );
+
+        $this->gtk->set_ellipsize(
+            $this->_ellipsize
+        );
+    }
+
+    public function setValue(
+        ?string $value = null,
+        ?string $subtitle = null
+    ): void
+    {
+        $this->gtk->set_text(
+            is_null($value) ? $this->_value : trim(
+                $value
+            )
+        );
+
+        $this->setSubtitle(
+            $subtitle
+        );
+    }
+
+    public function setSubtitle(
+        ?string $subtitle = null
+    ): void
+    {
+        $this->gtk->set_subtitle(
+            is_null($subtitle) ? $this->_subtitle : strtolower(
+                trim(
+                    $subtitle
+                )
+            )
+        );
+    }
+
+    public function getValue(): ?string
+    {
+        return $this->gtk->get_text();
+    }
+
+    public function getSubtitle(): ?string
+    {
+        return $this->gtk->get_subtitle();
+    }
+}