make the peers page prettier

windows/WinUI/APIHandler.cs

@@ -181,7 +181,7 @@ namespace WinUI
                 using (var streamReader = new StreamReader(httpResponse.GetResponseStream()))
                 {
                     var responseText = streamReader.ReadToEnd();
-
+                    //Console.WriteLine(responseText);
                     List<ZeroTierPeer> peerList = null;
                     try
                     {

windows/WinUI/MainWindow.xaml

@@ -19,7 +19,23 @@
         <SolidColorBrush x:Key="DisabledBorderBrush" Color="#AAA" />
 
         <SolidColorBrush x:Key="DisabledForegroundBrush" Color="#888" />
+        
+        <Style TargetType="{x:Type DataGrid}">
+            <Setter Property="Background" Value="#FFF" />
+            <Setter Property="AlternationCount" Value="2" />
+        </Style>
 
+        <Style TargetType="{x:Type DataGridRow}">
+            <Style.Triggers>
+                <Trigger Property="ItemsControl.AlternationIndex" Value="0">
+                    <Setter Property="Background" Value="#EEE"></Setter>
+                </Trigger>
+                <Trigger Property="ItemsControl.AlternationIndex" Value="1">
+                    <Setter Property="Background" Value="#FFF"></Setter>
+                </Trigger>
+            </Style.Triggers>
+        </Style>
+        
         <Style TargetType="{x:Type TabItem}">
             <Setter Property="Template">
                 <Setter.Value>

windows/WinUI/PeersPage.xaml

@@ -5,7 +5,14 @@
              xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
              mc:Ignorable="d" 
              d:DesignHeight="300" d:DesignWidth="300" Background="White" Foreground="Black">
-    <DataGrid x:Name="dataGrid" AutoGenerateColumns="False" CanUserResizeColumns="True" Margin="0,0,0,0" CanUserReorderColumns="False" Width="{Binding RelativeSource={RelativeSource AncestorType={x:Type Window}}, Path=ActualWidth}" Height="{Binding RelativeSource={RelativeSource AncestorType={x:Type Window}}, Path=ActualHeight}" CanUserSortColumns="False">
+
+    <DataGrid x:Name="dataGrid" GridLinesVisibility="None" AutoGenerateColumns="False" CanUserResizeColumns="True" Margin="0,0,0,0" CanUserReorderColumns="False" HorizontalAlignment="Stretch" VerticalScrollBarVisibility="Auto" CanUserSortColumns="False">
+        <DataGrid.CellStyle>
+            <Style TargetType="DataGridCell">
+                <Setter Property="BorderThickness" Value="0"/>
+                <Setter Property="FocusVisualStyle" Value="{x:Null}"/>
+            </Style>
+        </DataGrid.CellStyle>
         <DataGrid.Columns>
             <DataGridTextColumn Header="Address" Binding="{Binding Address}"/>
             <DataGridTextColumn Header="Version" Binding="{Binding VersionString}"/>
@@ -13,7 +20,7 @@
             <DataGridTextColumn Header="Data Paths" Binding="{Binding DataPaths}"/>
             <DataGridTextColumn Header="Last Unicast" Binding="{Binding LastUnicastFrame}"/>
             <DataGridTextColumn Header="Last Multicast" Binding="{Binding LastMulticastFrame}"/>
-            <DataGridTextColumn Header="Role" Binding="{Binding Role}"/>
+            <DataGridTextColumn Width="*" Header="Role" Binding="{Binding Role}"/>
         </DataGrid.Columns>
     </DataGrid>
 </UserControl>

windows/WinUI/ZeroTierPeer.cs

@@ -12,11 +12,43 @@ namespace WinUI
         [JsonProperty("address")]
         public string Address { get; set; }
 
+        private Int64 _lastUnicast;
         [JsonProperty("lastUnicastFrame")]
-        public UInt64 LastUnicastFrame { get; set; }
+        public Int64 LastUnicastFrame
+        {
+            get
+            {
+                if (_lastUnicast == 0)
+                    return 0;
+
+                TimeSpan t = DateTime.UtcNow - new DateTime(1970, 1, 1);
+                Int64 millisecondsSinceEpoch = (Int64)t.TotalMilliseconds;
+                return (millisecondsSinceEpoch - _lastUnicast) / 1000;
+            }
+            set
+            {
+                _lastUnicast = value;
+            }
+        }
 
+        private Int64 _lastMulticast;
         [JsonProperty("lastMulticastFrame")]
-        public UInt64 LastMulticastFrame { get; set; }
+        public Int64 LastMulticastFrame 
+        {
+            get
+            {
+                if (_lastMulticast == 0)
+                    return 0;
+
+                TimeSpan t = DateTime.UtcNow - new DateTime(1970, 1, 1);
+                Int64 millisecondsSinceEpoch = (Int64)t.TotalMilliseconds;
+                return (millisecondsSinceEpoch - _lastMulticast) / 1000;
+            }
+            set
+            {
+                _lastMulticast = value;
+            }
+        }
 
         [JsonProperty("versionMajor")]
         public int VersionMajor { get; set; }