New attached structure ProjectFileIO handles load and save

src/menus/FileMenus.cpp

@@ -184,26 +184,30 @@ void OnClose(const CommandContext &context )
 void OnSave(const CommandContext &context )
 {
    auto &project = context.project;
-   project.Save();
+   auto &projectFileIO = ProjectFileIO::Get( project );
+   projectFileIO.Save();
 }
 
 void OnSaveAs(const CommandContext &context )
 {
    auto &project = context.project;
-   project.SaveAs();
+   auto &projectFileIO = ProjectFileIO::Get( project );
+   projectFileIO.SaveAs();
 }
 
 void OnSaveCopy(const CommandContext &context )
 {
    auto &project = context.project;
-   project.SaveAs(true, true);
+   auto &projectFileIO = ProjectFileIO::Get( project );
+   projectFileIO.SaveAs(true, true);
 }
 
 #ifdef USE_LIBVORBIS
 void OnSaveCompressed(const CommandContext &context)
 {
    auto &project = context.project;
-   project.SaveAs(true);
+   auto &projectFileIO = ProjectFileIO::Get( project );
+   projectFileIO.SaveAs(true);
 }
 #endif
 

src/menus/TransportMenus.cpp

@@ -432,7 +432,7 @@ void OnTimerRecord(const CommandContext &context)
    }
    // We use this variable to display "Current Project" in the Timer Recording
    // save project field
-   bool bProjectSaved = project.IsProjectSaved();
+   bool bProjectSaved = ProjectFileIO::Get( project ).IsProjectSaved();
 
    //we break the prompting and waiting dialogs into two sections
    //because they both give the user a chance to click cancel