set up a timer to update the UI from a background thread

windows/WinUI/MainWindow.xaml.cs

@@ -3,6 +3,7 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Text.RegularExpressions;
+using System.Timers;
 using System.Threading.Tasks;
 using System.Windows;
 using System.Windows.Controls;
@@ -13,6 +14,7 @@ using System.Windows.Media;
 using System.Windows.Media.Imaging;
 using System.Windows.Navigation;
 using System.Windows.Shapes;
+using System.Windows.Threading;
 
 namespace WinUI
 {
@@ -25,6 +27,8 @@ namespace WinUI
         Regex charRegex = new Regex("[0-9a-fxA-FX]");
         Regex wholeStringRegex = new Regex("^[0-9a-fxA-FX]+$");
 
+        Timer timer = new Timer();
+
         public MainWindow()
         {
             InitializeComponent();
@@ -33,22 +37,50 @@ namespace WinUI
             updateNetworks();
 
             DataObject.AddPastingHandler(joinNetworkID, OnPaste);
+
+            timer.Elapsed += new ElapsedEventHandler(OnUpdateTimer);
+            timer.Interval = 2000;
+            timer.Enabled = true;
         }
 
         private void updateStatus()
         {
             var status = handler.GetStatus();
 
-            this.networkId.Content = status.Address;
-            this.versionString.Content = status.Version;
-            this.onlineStatus.Content = (status.Online ? "ONLINE" : "OFFLINE");
+            networkId.Dispatcher.BeginInvoke(DispatcherPriority.Normal, new Action(() => 
+            { 
+                this.networkId.Content = status.Address; 
+            }));
+            versionString.Dispatcher.BeginInvoke(DispatcherPriority.Normal, new Action(() =>
+            {
+                this.versionString.Content = status.Version;
+            }));
+            onlineStatus.Dispatcher.BeginInvoke(DispatcherPriority.Normal, new Action(() =>
+            {
+                this.onlineStatus.Content = (status.Online ? "ONLINE" : "OFFLINE");
+            }));
         }
 
         private void updateNetworks()
         {
             var networks = handler.GetNetworks();
 
-            networksPage.setNetworks(networks);
+            networksPage.Dispatcher.BeginInvoke(DispatcherPriority.Normal, new Action(() =>
+            {
+                networksPage.setNetworks(networks);
+            }));
+        }
+
+        private void updatePeers()
+        {
+
+        }
+
+        private void OnUpdateTimer(object source, ElapsedEventArgs e)
+        {
+            updateStatus();
+            updateNetworks();
+            updatePeers();
         }
 
         private void joinButton_Click(object sender, RoutedEventArgs e)