Fix build of Nyquist Workbench

lib-src/mod-nyq-bench/NyqBench.cpp

@@ -162,11 +162,6 @@ extern "C"
    // and ask if it has anything for the menus.
    int ModuleDispatch(ModuleDispatchTypes type){
       switch (type){
-         case AppInitialized:{
-            wxASSERT(gBench == NULL);
-            gBench = new NyqBench(NULL);
-         }
-         break;
          case AppQuiting: {
             wxASSERT(gBench != NULL);
             if (gBench) {
@@ -187,13 +182,14 @@ extern "C"
             wxMenu * pMenu = pBar->GetMenu( 2 );  // Menu 2 is the View Menu.
             wxASSERT( pMenu != NULL );
 
-            c->SetToMenu( pMenu );
+            c->SetCurrentMenu(pMenu);
             c->AddSeparator();
-            // c->BeginMenu(_("T&ools"));
             c->SetDefaultFlags(AudioIONotBusyFlag, AudioIONotBusyFlag);
             c->AddItem(wxT("NyqBench"),
                        _("&Nyquist Workbench..."),
-                       new ModNyqBenchCommandFunctor());
+                       FNT(NyqBench, NyqBench::GetBench(), &NyqBench::ShowNyqBench));
+
+            c->ClearCurrentMenu();
          }
          break;
          default:
@@ -590,18 +586,6 @@ void NyqRedirector::AppendText()
    s.clear();
 }
 
-//----------------------------------------------------------------------------
-// ModNyqBenchCommandFunctor
-// Connects Audacity menu item to an action in this dll.
-// Only one action implemented so far.
-//----------------------------------------------------------------------------
-void ModNyqBenchCommandFunctor::operator()(int index, const wxEvent *e)
-{
-   if (gBench) {
-      gBench->Show();
-   }
-}
-
 //----------------------------------------------------------------------------
 // NyqBench
 //----------------------------------------------------------------------------
@@ -703,6 +687,16 @@ BEGIN_EVENT_TABLE(NyqBench, wxFrame)
    EVT_UPDATE_UI(ID_OUTPUT, NyqBench::OnOutputUpdate)
 END_EVENT_TABLE()
 
+/*static*/ NyqBench *NyqBench::GetBench()
+{
+   if (gBench == nullptr)
+   {
+      gBench = new NyqBench(NULL);
+   }
+
+   return gBench;
+}
+
 NyqBench::NyqBench(wxWindow * parent)
 :  wxFrame(NULL,
            wxID_ANY,
@@ -1769,3 +1763,12 @@ void NyqBench::LoadFile()
 
 //   mScript->LoadFile(mPath.GetFullPath());
 }
+
+//----------------------------------------------------------------------------
+// Connects Audacity menu item to an action in this dll.
+// Only one action implemented so far.
+//----------------------------------------------------------------------------
+void NyqBench::ShowNyqBench()
+{
+   Show();
+}

lib-src/mod-nyq-bench/NyqBench.h

@@ -111,6 +111,10 @@ class NyqBench:public wxFrame
 
    virtual bool Validate();
 
+   void ShowNyqBench();
+
+   static NyqBench *GetBench();
+
  private:
    void PopulateOrExchange(ShuttleGui & S);
 
@@ -215,12 +219,6 @@ class NyqBench:public wxFrame
    DECLARE_EVENT_TABLE();
 };
 
-class ModNyqBenchCommandFunctor:public CommandFunctor
-{
- public:
-   virtual void operator()(int index = 0, const wxEvent *e = NULL);
-};
-
 #endif
 
 // Indentation settings for Vim and Emacs and unique identifier for Arch, a

src/commands/CommandManager.cpp

@@ -581,6 +581,16 @@ wxMenu * CommandManager::CurrentMenu() const
    return tmpCurrentSubMenu;
 }
 
+void CommandManager::SetCurrentMenu(wxMenu * menu)
+{
+   mCurrentMenu.reset(menu);
+}
+
+void CommandManager::ClearCurrentMenu()
+{
+   mCurrentMenu.release();
+}
+
 ///
 /// Add a menu item to the current menu.  When the user selects it, the
 /// given functor will be called

src/commands/CommandManager.h

@@ -198,6 +198,8 @@ class AUDACITY_DLL_API CommandManager final : public XMLTagHandler
    void Enable(const wxString &name, bool enabled);
    void Check(const wxString &name, bool checked);
    void Modify(const wxString &name, const wxString &newLabel);
+   void SetCurrentMenu(wxMenu * menu);
+   void ClearCurrentMenu();
 
    //
    // Modifying accelerators