Refactor code

openVulkanoCpp/Base/UI/IWindow.hpp

@@ -1,4 +1,11 @@
+/*
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
 #pragma once
+
 #include <string>
 #include <stdexcept>
 #include <glm/glm.hpp>
@@ -35,6 +42,7 @@ namespace openVulkanoCpp
 
 		virtual void Init(RenderAPI::RenderApi renderApi) = 0;
 
+		virtual bool HasTitle() = 0;
 		virtual const std::string& GetTitle() = 0;
 		virtual void SetTitle(const std::string& title) = 0;