1 files changed, 20 insertions, 0 deletions
diff --git a/Juick/ViewModels/AppViewModel.cs b/Juick/ViewModels/AppViewModel.cs
index ab00cb0..e3a58bb 100644
--- a/Juick/ViewModels/AppViewModel.cs
+++ b/Juick/ViewModels/AppViewModel.cs
@@ -2,8 +2,10 @@
 using System.Collections.Generic;
 using System.Collections.ObjectModel;
 using System.Linq;
+using System.Net.NetworkInformation;
 using Juick.Classes;
 using JuickApi;
+using Microsoft.Phone.Net.NetworkInformation;
 using RestSharp;
 using Microsoft.Phone.Notification;
 using System.Diagnostics;
@@ -13,13 +15,21 @@ namespace Juick.ViewModels
 {
     public class AppViewModel : ViewModelBase
     {
+        static readonly string IsNetworkAvailablePropertyName = ExpressionHelper.GetPropertyName<AppViewModel>(x => x.NetworkUnavailable);
         readonly HttpNotificationChannel pushChannel; 
 
         // The name of our push channel.
         string channelName = "JuickChannel";
 
+        public void UpdateNetworkStatus()
+        {
+            NetworkUnavailable = !DeviceNetworkInformation.IsNetworkAvailable;
+        }
+
         public AppViewModel()
         {
+            UpdateNetworkStatus();
+            NetworkChange.NetworkAddressChanged += (sender, args) => UpdateNetworkStatus();
             pushChannel = HttpNotificationChannel.Find(channelName);
 
                   // If the channel was not found, then create a new connection to the push service.
@@ -120,6 +130,16 @@ namespace Juick.ViewModels
                 }
             }
         }
+        private bool _isNetworkUnavailable;
+        public bool NetworkUnavailable
+        {
+            get { return _isNetworkUnavailable; }
+            set
+            {
+                _isNetworkUnavailable = value;
+                NotifyPropertyChanged(IsNetworkAvailablePropertyName);
+            }
+        }
 
         private AccountManager _acc;