init abstract window controller

src/Abstract/Window.php

@@ -0,0 +1,70 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Yggverse\Yoda\Abstract;
+
+abstract class Window
+{
+    public \GtkWindow $window;
+    public \GtkCssProvider $css;
+    public \GtkStyleContext $style;
+
+    public object $config;
+
+    public function __construct(
+        object $config
+    ) {
+        $this->config = $config;
+
+        $this->window = new \GtkWindow();
+
+        $this->window->set_size_request(
+            $this->config->interface->window->width,
+            $this->config->interface->window->height
+        );
+
+        if ($this->config->interface->window->header->enabled)
+        {
+            $header = new \GtkHeaderBar();
+
+            $header->set_show_close_button(
+                $this->config->interface->window->header->button->close
+            );
+
+            $this->window->set_titlebar(
+                $header
+            );
+        }
+
+        $this->window->set_title(
+            'Yoda'
+        );
+
+        $this->window->connect(
+            'destroy',
+            function()
+            {
+                \Gtk::main_quit();
+            }
+        );
+    }
+
+    public function setTheme(
+        string $css
+    ): void
+    {
+        $this->css = new \GtkCssProvider();
+
+        $this->css->load_from_data(
+            $css
+        );
+
+        $this->style = new \GtkStyleContext();
+
+        $this->style->add_provider_for_screen(
+            $this->css,
+            600
+        );
+    }
+}