Added layers and styles tabs

Test/Window1.xaml

@@ -2,7 +2,7 @@
         xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
         Title="Test" 
-        Height="720" Width="870"
+        Height="720" Width="1080"
         Background="LightGray"
         WindowStartupLocation="CenterScreen" 
         WindowState="Normal"
@@ -11,11 +11,15 @@
         TextOptions.TextHintingMode="Auto"
         TextOptions.TextRenderingMode="Auto">
     <Grid>
+        <Grid.ColumnDefinitions>
+            <ColumnDefinition Width="*"/>
+            <ColumnDefinition Width="150"/>
+        </Grid.ColumnDefinitions>
         <Grid.RowDefinitions>
             <RowDefinition Height="Auto"/>
             <RowDefinition Height="*"/>
         </Grid.RowDefinitions>
-        <Menu Grid.Row="0" Background="Transparent">
+        <Menu Grid.Row="0" Grid.Column="0" Grid.ColumnSpan="2" Background="Transparent">
             <MenuItem Header="_File">
                 <MenuItem x:Name="fileExit" Header="E_xit"/>
             </MenuItem>
@@ -38,6 +42,26 @@
                 <MenuItem x:Name="stylesEdit" Header="_Edit..."/>
             </MenuItem>
         </Menu>
-        <Canvas x:Name="canvas" Grid.Row="1" Width="800" Height="600" Background="DarkGray"/>
+        <Canvas x:Name="canvas" Grid.Row="1" Grid.Column="0" Width="800" Height="600" Background="DarkGray"/>
+        <TabControl Grid.Row="1" Grid.Column="1">
+            <TabItem Header="Layers">
+                <ListBox ItemsSource="{Binding Layers}">
+                    <ListBox.ItemTemplate>
+                        <DataTemplate>
+                            <TextBlock Text="{Binding Name}"/>
+                        </DataTemplate>
+                    </ListBox.ItemTemplate>
+                </ListBox>
+            </TabItem>
+            <TabItem Header="Styles">
+                <ListBox ItemsSource="{Binding Styles}">
+                    <ListBox.ItemTemplate>
+                        <DataTemplate>
+                            <TextBlock Text="{Binding Name}"/>
+                        </DataTemplate>
+                    </ListBox.ItemTemplate>
+                </ListBox>
+            </TabItem>
+        </TabControl>
     </Grid>
 </Window>

Test/Window1.xaml.cs

@@ -106,6 +106,10 @@ namespace Test
             // initialize demo
 
             //Demo.Create(container, 800, 600, 10);
+
+            // initialize bindings
+
+            DataContext = container;
         }
     }