fixes

src/engine/Engine.cpp

@@ -125,6 +125,7 @@ Engine::Engine(CoreParameters coreParameters)
         ));
     }
     scripting::initialize(this);
+    gui->setPageLoader(scripting::create_page_loader());
     keepAlive(settings.ui.language.observe([this](auto lang) {
         setLanguage(lang);
     }, true));
@@ -441,9 +442,6 @@ void Engine::setScreen(std::shared_ptr<Screen> screen) {
 
 void Engine::setLanguage(std::string locale) {
     langs::setup(paths.getResourcesFolder(), std::move(locale), contentPacks);
-    if (gui) {
-        gui->getMenu()->setPageLoader(scripting::create_page_loader());
-    }
 }
 
 void Engine::onWorldOpen(std::unique_ptr<Level> level) {

src/graphics/ui/GUI.cpp

@@ -46,6 +46,15 @@ GUI::GUI() : batch2D(std::make_unique<Batch2D>(1024)) {
 
 GUI::~GUI() = default;
 
+void GUI::setPageLoader(PageLoaderFunc pageLoader) {
+    this->pagesLoader = std::move(pageLoader);
+    menu->setPageLoader(this->pagesLoader);
+}
+
+PageLoaderFunc GUI::getPagesLoader() {
+    return pagesLoader;
+}
+
 std::shared_ptr<Menu> GUI::getMenu() {
     return menu;
 }

src/graphics/ui/GUI.hpp

@@ -51,6 +51,8 @@ namespace gui {
     class Container;
     class Menu;
 
+    using PageLoaderFunc = std::function<std::shared_ptr<UINode>(const std::string&)>;
+
     /// @brief The main UI controller
     class GUI {
         std::unique_ptr<Batch2D> batch2D;
@@ -65,6 +67,8 @@ namespace gui {
         std::shared_ptr<Menu> menu;
         std::queue<runnable> postRunnables;
 
+        PageLoaderFunc pagesLoader;
+
         float tooltipTimer = 0.0f;
         float doubleClickTimer = 0.0f;
         float doubleClickDelay = 0.5f;
@@ -78,6 +82,10 @@ namespace gui {
         GUI();
         ~GUI();
 
+        void setPageLoader(PageLoaderFunc pageLoader);
+        
+        PageLoaderFunc getPagesLoader();
+
         /// @brief Get the main menu (Menu) node
         std::shared_ptr<Menu> getMenu();
 

src/graphics/ui/gui_util.cpp

@@ -31,7 +31,7 @@ void guiutil::alert(
     const std::wstring& text,
     const runnable& on_hidden
 ) {
-    auto panel = std::make_shared<Panel>(glm::vec2(500, 300), glm::vec4(8.0f), 8.0f);
+    auto panel = std::make_shared<Panel>(glm::vec2(500, 300), glm::vec4(4.0f), 4.0f);
     panel->setColor(glm::vec4(0.0f, 0.0f, 0.0f, 0.5f));
 
     auto menu = engine.getGUI()->getMenu();
@@ -46,7 +46,7 @@ void guiutil::alert(
     
     auto label = std::make_shared<Label>(text);
     label->setMultiline(true);
-    label->setSize(glm::vec2(1, 90));
+    label->setSize(glm::vec2(1, 24));
     panel->add(label);
     panel->add(std::make_shared<Button>(
         langs::get(L"Ok"), glm::vec4(10.f), 

src/logic/scripting/scripting.cpp

@@ -302,9 +302,9 @@ void scripting::on_world_quit() {
 
 void scripting::cleanup() {
     auto L = lua::get_main_state();
-    lua::getglobal(L, "pack");
+    lua::requireglobal(L, "pack");
     for (auto& pack : scripting::engine->getAllContentPacks()) {
-        lua::getfield(L, "unload");
+        lua::requirefield(L, "unload");
         lua::pushstring(L, pack.id);
         lua::call_nothrow(L, 1);
     }