Add message structs for IContextMenuTarget

src/common/serialization/vst3/context-menu-target.cpp

@@ -18,11 +18,8 @@
 
 YaContextMenuTarget::ConstructArgs::ConstructArgs(
     native_size_t owner_instance_id,
-    native_size_t context_menu_id,
+    native_size_t context_menu_id)
-    int32 tag)
+    : owner_instance_id(owner_instance_id), context_menu_id(context_menu_id) {}
-    : owner_instance_id(owner_instance_id),
-      context_menu_id(context_menu_id),
-      tag(tag) {}
 
 YaContextMenuTarget::YaContextMenuTarget(const ConstructArgs&& args)
     : arguments(std::move(args)){FUNKNOWN_CTOR}

src/common/serialization/vst3/context-menu-target.h

@@ -47,21 +47,17 @@ class YaContextMenuTarget : public Steinberg::Vst::IContextMenuTarget {
          * context menu belongs to.
          * @param context_menu_id The unique ID of the context menu requested by
          *   `owwner_instance_id`.
-         * @param tag The tag of the menu item this target belongs to.
          */
         ConstructArgs(native_size_t owner_instance_id,
-                      native_size_t context_menu_id,
+                      native_size_t context_menu_id);
-                      int32 tag);
 
         native_size_t owner_instance_id;
         native_size_t context_menu_id;
-        int32 tag;
 
         template <typename S>
         void serialize(S& s) {
             s.value8b(owner_instance_id);
             s.value8b(context_menu_id);
-            s.value4b(tag);
         }
     };
 
@@ -75,6 +71,27 @@ class YaContextMenuTarget : public Steinberg::Vst::IContextMenuTarget {
 
     DECLARE_FUNKNOWN_METHODS
 
+    /*
+     * Message to pass through a call to
+     * `IContextMenuTarget::executeMenuItem(tag)` to the proxied object provided
+     * by the plugin.
+     */
+    struct ExecuteMenuItem {
+        using Response = UniversalTResult;
+
+        native_size_t owner_instance_id;
+        native_size_t context_menu_id;
+
+        int32 tag;
+
+        template <typename S>
+        void serialize(S& s) {
+            s.value8b(owner_instance_id);
+            s.value8b(context_menu_id);
+            s.value4b(tag);
+        }
+    };
+
     virtual tresult PLUGIN_API executeMenuItem(int32 tag) override = 0;
 
    protected: