refactor: add GUI instance reference to UI nodes

src/graphics/ui/gui_util.hpp

@@ -1,38 +1,42 @@
 #pragma once
 
-#include "GUI.hpp"
-#include "typedefs.hpp"
-#include "delegates.hpp"
-
 #include <memory>
 #include <string>
 
+#include "GUI.hpp"
+#include "delegates.hpp"
+#include "typedefs.hpp"
+
 class Engine;
 
 namespace guiutil {
     /// @brief Create element from XML
     /// @param source XML
-    std::shared_ptr<gui::UINode> create(const std::string& source, scriptenv env=0);
+    std::shared_ptr<gui::UINode> create(
+        gui::GUI& gui, const std::string& source, scriptenv env = 0
+    );
 
     void alert(
         Engine& engine,
-        const std::wstring& text, 
-        const runnable& on_hidden=nullptr
+        const std::wstring& text,
+        const runnable& on_hidden = nullptr
     );
 
     void confirm(
         Engine& engine,
-        const std::wstring& text, 
-        const runnable& on_confirm=nullptr,
-        const runnable& on_deny=nullptr,
-        std::wstring yestext=L"", 
-        std::wstring notext=L"");
+        const std::wstring& text,
+        const runnable& on_confirm = nullptr,
+        const runnable& on_deny = nullptr,
+        std::wstring yestext = L"",
+        std::wstring notext = L""
+    );
 
     void confirm_with_memo(
-        const std::shared_ptr<gui::Menu>& menu,
-        const std::wstring& text, 
+        Engine& engine,
+        const std::wstring& text,
         const std::wstring& memo,
-        const runnable& on_confirm=nullptr,
-        std::wstring yestext=L"", 
-        std::wstring notext=L"");
+        const runnable& on_confirm = nullptr,
+        std::wstring yestext = L"",
+        std::wstring notext = L""
+    );
 }