process page test

src/frontend/menu.hpp

@@ -8,6 +8,8 @@
 class Task;
 class Engine;
 
+class UiDocument;
+
 namespace dynamic {
     class Value;
 }
@@ -15,8 +17,15 @@ namespace dynamic {
 namespace menus {
     /// @brief Create development version label at the top-right screen corner
     void create_version_label(Engine* engine);
+
     void create_menus(Engine* engine);
-    void show(Engine* engine, const std::string& name, std::vector<std::unique_ptr<dynamic::Value>> args);
+
+    UiDocument* show(
+        Engine* engine, 
+        const std::string& name,
+        std::vector<std::unique_ptr<dynamic::Value>> args
+    );
+
     void show_process_panel(Engine* engine, std::shared_ptr<Task> task, std::wstring text=L"");
 }