SinglePage erweitert

DaSaSo.ViewModel/Interface/IActualProject.cs

@@ -12,12 +12,17 @@ namespace DaSaSo.ViewModel.Interface
         event EventHandler? ClientChanged;
         event EventHandler? ProjectChanged;
         event EventHandler? BuildingSiteChanged;
+        event EventHandler? SewerObjectChanged;
         Client AktuellClient { get; }
         Project AktuellProjekt { get; }
         Buildingsite AktuellBaustelle { get; }
+        SewerObject AktuellSewerObject { get; }
 
         void SetClient(Client client);
         void SetProject(Project project);
         void SetBuildingSite(Buildingsite buildingsite);
+        void SetSewerObject(SewerObject sewerObject);
+        void ResetProject();
+        void ResetBuildingSite();
     }
 }