ClientApp/Models/Info.cs

@@ -10,5 +10,7 @@ namespace ClientApp.Models
         public bool ConnectedToServer { get; set; }
         public bool ConnectedToVREngine { get; set; }
         public bool DoctorConnected { get; set; }
+
+        public bool CanConnectToVR { get; set; }
     }
 }

ClientApp/Utils/Client.cs

@@ -8,15 +8,18 @@ using ProftaakRH;
 
 namespace ClientApp.Utils
 {
+    public delegate void EngineCallback();
     public class Client : IDataReceiver
     {
+        public EngineCallback engineConnectFailed;
+        public EngineCallback engineConnectSuccess;
         private TcpClient client;
         private NetworkStream stream;
         private byte[] buffer = new byte[1024];
         private bool connected;
         private byte[] totalBuffer = new byte[1024];
         private int totalBufferReceived = 0;
-        private EngineConnection engineConnection;
+        public EngineConnection engineConnection;
         private bool sessionRunning = false;
         private IHandler handler = null;
         private LoginViewModel LoginViewModel;
@@ -40,7 +43,7 @@ namespace ClientApp.Utils
         private void initEngine()
         {
             engineConnection = EngineConnection.INSTANCE;
-            engineConnection.OnNoTunnelId = retryEngineConnection;
+            engineConnection.OnNoTunnelId = RetryEngineConnection;
             engineConnection.OnSuccessFullConnection = engineConnected;
             if (!engineConnection.Connected) engineConnection.Connect();
         }
@@ -48,24 +51,16 @@ namespace ClientApp.Utils
         /// <summary>
         /// retries to connect to the VR engine if no tunnel id was found
         /// </summary>
-        private void retryEngineConnection()
+        public void RetryEngineConnection()
         {
-            Console.WriteLine("-- Could not connect to the VR engine. Please make sure you are running the simulation!");
-            Console.WriteLine("-- Press ENTER to retry connecting to the VR engine.");
-            Console.WriteLine("-- Press 'q' and then ENTER to not connect to the VR engine");
-            string input = Console.ReadLine();
-            if (input == string.Empty) engineConnection.CreateConnection();
-            else
-            {
-                Console.WriteLine("Skipping connecting to VR engine...");
-                engineConnection.Stop();
-            }
+            engineConnectFailed?.Invoke();
 
         }
 
         private void engineConnected()
         {
             Console.WriteLine("successfully connected to VR engine");
+            engineConnectSuccess?.Invoke();
             engineConnection.initScene();
             if (engineConnection.Connected && sessionRunning && !engineConnection.FollowingRoute) engineConnection.StartRouteFollow();
         }
@@ -126,6 +121,7 @@ namespace ClientApp.Utils
                                 this.LoginViewModel.setLoginStatus(true);
                                 this.connected = true;
                                 initEngine();
+                                
                             }
                             else
                             {

ClientApp/ViewModels/LoginViewModel.cs

@@ -15,6 +15,7 @@ namespace ClientApp.ViewModels
         public string Username { get; set; }
         public ICommand LoginCommand { get; set; }
         public bool LoginStatus { get; set; }
+
         private MainWindowViewModel mainWindowViewModel;
         public LoginViewModel(MainWindowViewModel mainWindowViewModel)
         {

ClientApp/ViewModels/MainViewModel.cs

@@ -11,10 +11,14 @@ namespace ClientApp.ViewModels
         public ICommand RetryVREngineCommand { get; set; }
         public MainWindowViewModel MainWindowViewModel { get; set; }
 
+        private Client client;
 
         public MainViewModel(MainWindowViewModel mainWindowViewModel)
         {
             this.MainWindowViewModel = mainWindowViewModel;
+            client = this.MainWindowViewModel.client;
+            client.engineConnectFailed = retryEngineConnection;
+            client.engineConnectSuccess = succesEngineConnection;
             this.RetryServerCommand = new RelayCommand(() =>
             {
                 //try connect server
@@ -23,8 +27,28 @@ namespace ClientApp.ViewModels
             this.RetryVREngineCommand = new RelayCommand(() =>
             {
                 //try connect vr-engine
+                
                 this.MainWindowViewModel.InfoModel.ConnectedToVREngine = true;
+                this.MainWindowViewModel.InfoModel.CanConnectToVR = false;
+                client.engineConnection.CreateConnection();
+
             });
         }
+
+        private void retryEngineConnection()
+        {
+            this.MainWindowViewModel.InfoModel.ConnectedToVREngine = false;
+            this.MainWindowViewModel.InfoModel.CanConnectToVR = true;
+            client.engineConnection.CreateConnection();
+        }
+
+        private void succesEngineConnection()
+        {
+            this.MainWindowViewModel.InfoModel.ConnectedToVREngine = true;
+            this.MainWindowViewModel.InfoModel.CanConnectToVR = false;
+
+        }
+
+
     }
 }

ClientApp/Views/MainView.xaml

@@ -40,7 +40,7 @@
                 </Button.Content>
             </Button>
 
-            <Button Grid.Column="1" Grid.Row="1"  Command="{Binding RetryVREngineCommand}" Width="50" Height="20">
+            <Button Grid.Column="1" Grid.Row="1"  Command="{Binding RetryVREngineCommand}" Width="50" Height="20" IsEnabled="{Binding MainWindowViewModel.InfoModel.CanConnectToVR}">
                 <Button.Content>
                     <TextBlock TextWrapping="Wrap" Text="retry"/>
                 </Button.Content>