feat: check and sync late set menu state

close #331
close #327
close #320

Author: std-microblock

src/shell/contextmenu/contextmenu.cc

@@ -291,6 +291,7 @@ menu menu::construct_with_hmenu(
     }
 
     m.parent_window = hWnd;
+    m.native_handle = hMenu;
     m.is_top_level = is_top;
     return m;
 }

src/shell/contextmenu/contextmenu.h

@@ -16,6 +16,7 @@ struct menu_render;
 struct menu {
     std::vector<menu_item> items;
     void *parent_window = nullptr;
+    void *native_handle = nullptr;
     bool is_top_level = false;
 
     static menu
@@ -56,4 +57,4 @@ struct menu_item {
     std::optional<std::string> name_resid;
     std::optional<std::string> origin_name;
 };
-} // namespace mb_shell
+} // namespace mb_shell