<Window x:Class="ControlPanel_WPF.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:telerik="http://schemas.telerik.com/2008/xaml/presentation"
        xmlns:my="clr-namespace:ControlPanel"
        Title="MainWindow" Height="350" Width="525">
	<Grid x:Name="LayoutRoot" 
          Background="White" >
        <telerik:RadGridView Grid.Row="0" 
                             ColumnWidth="*"
                             Name="clubsGrid" 
							 GroupRenderMode="Flat"
                             ItemsSource="{Binding Clubs}">
			<telerik:RadGridView.GroupDescriptors>
				<telerik:ColumnGroupDescriptor Column="{Binding Columns[\Group], ElementName=clubsGrid}" DisplayContent="Group"/>
			</telerik:RadGridView.GroupDescriptors>
        </telerik:RadGridView>

		<Button Content="Start update" Click="Button_Click" VerticalAlignment="Bottom" />
	</Grid>
</Window>
