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DaSaSo.ViewModel/State/ActualState/ActualProject.cs

@@ -11,14 +11,42 @@ namespace DaSaSo.ViewModel.State.ActualState
     public class ActualProject : IActualProject
     {
         public Client AktuellClient { get; private set; }
-
         public Buildingsite AktuellBaustelle { get; private set; }
+        public Project AktuellProjekt { get; private set; }
 
-        public  Project AktuellProjekt { get; private set; }
-
+        #region events
+        public event EventHandler? ClientChanged;
+        public event EventHandler? ProjectChanged;
+        public event EventHandler? BuildingSiteChanged;
+        protected void OnClientChanged()
+        {
+            ClientChanged?.Invoke(this, new EventArgs());
+        }
+        protected void OnProjectChanged()
+        {
+            ProjectChanged?.Invoke(this, new EventArgs());
+        }
+        protected void OnBuildingSiteChanged()
+        {
+            BuildingSiteChanged?.Invoke(this, new EventArgs());
+        }
+        #endregion
         public void SetClient(Client client)
         {
             AktuellClient = client;
+            OnClientChanged();
+        }
+
+        public void SetProject(Project project)
+        {
+            AktuellProjekt = project;
+            OnProjectChanged();
+        }
+
+        public void SetBuildingSite(Buildingsite buildingsite)
+        {
+            AktuellBaustelle = buildingsite;
+            OnBuildingSiteChanged();
         }
     }
 }