Umbau angefangen auf ICommand

KanSan.ViewModel/MainWindowViewModel.cs

@@ -1,6 +1,7 @@
 using KanSan.Base;
 using KanSan.Base.Interfaces;
 using KanSan.Base.Models;
+using KanSan.ViewModel.Commands;
 using Microsoft.Win32;
 using Syncfusion.XlsIO;
 using System;
@@ -11,12 +12,17 @@ using System.IO;
 using System.Linq;
 using System.Reflection;
 using System.Text;
+using System.Windows.Input;
 
 namespace KanSan.ViewModel
 {
-    public class MainWindowViewModel : PropertyChangedClass, INotifyPropertyChanged
+    public class MainWindowViewModel : BaseViewModel, INotifyPropertyChanged
     {
         IUnitOfWork unitOfWork = new UnitOfWork(new KanSanContext());
+
+        BaseViewModel actualViewModel;
+
+        
         RegistryKey registry;
         const string REGISTRYKEY = "HKEY_CURRENT_USER\\Software\\Cosysda\\KanSan";
 
@@ -27,6 +33,32 @@ namespace KanSan.ViewModel
 
         public static Baustelle Baustelle;
         public static List<LeistungsverzeichnisPosition> LVPositionen = null;
+
+        
+
+        public ICommand ListClientsCommand { get; set; }
+        public ICommand ListProjectsCommand { get; set; }
+        public ICommand ListBaustellenCommand { get; set; }
+        public ICommand ListObjectsCommand { get; set; }
+        public ICommand ShowLeistungsverzeichnisCommand { get; set; }
+        public ICommand SelectLeistungsverzeichnisBaustelleCommand { get; set; }
+
+
+        public BaseViewModel ActualViewModel
+        {
+            get
+            {
+                Trace.WriteLine(actualViewModel);
+                return actualViewModel;
+            }
+            set
+            {
+                if (actualViewModel == value) return;
+                Trace.WriteLine("Setze viewModel auf " + value);
+                actualViewModel = value;
+                OnPropertyChanged();
+            }
+        }
         
 
         public string ApplicationTitle
@@ -184,10 +216,45 @@ namespace KanSan.ViewModel
             Registry.CurrentUser.CreateSubKey("Software\\Cosysda\\KanSan");
             LadeRegistry();
         }
+
+        public void init()
+        {
+
+        }
         public MainWindowViewModel()
         {
+            
             LadeRegistry();
             LoadBaustellenLeistungsverzeichnis();
+
+            ListClients();
+            
+
+            ListClientsCommand = new RelayCommand(parmater => ListClients());
+            ListProjectsCommand = new RelayCommand(parameter => ListProjekte());
+            ListBaustellenCommand = new RelayCommand(paramter => ListBaustellen());
+            ListObjectsCommand = new RelayCommand(parameter => ListObjekte());
+
+        }
+
+        private void ListClients()
+        {
+            ActualViewModel = new KundenListViewModel();
+        }
+
+        private void ListProjekte()
+        {
+            ActualViewModel = new ProjektListViewModel(SelectedKunde);
+        }
+
+        private void ListBaustellen()
+        {
+            ActualViewModel = new BaustellenListViewModel(SelectedProjekt);
+        }
+
+        private void ListObjekte()
+        {
+            ActualViewModel = new ObjekteListViewModel(SelectedBaustelle);
         }
 
         public void GenerateExcelFile()