<Window x:Class="WpfApplication50.Window1"
    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"
    Title="Window1" SizeToContent="WidthAndHeight">
    <Window.Resources>
        <Style TargetType="telerik:GridViewRow" >
            <Setter Property="Foreground" Value="Blue"/>
        </Style>
        <Style TargetType="telerik:GridViewCell" >
            <Setter Property="Foreground" Value="Red"/>
        </Style>
    </Window.Resources>
        <telerik:RadGridView Name="gridview" 
        AutoGenerateColumns="False" 
        ColumnsWidthMode="Fill"
        Grid.Row="2"
	    IsReadOnly="True"
	    telerik:StyleManager.Theme="Office_Black"
        Foreground="Blue">
                <telerik:RadGridView.Columns>
                    <telerik:GridViewDataColumn Header="Sender" DataMemberPath="Sender" />
                    <telerik:GridViewDataColumn Header="Subject" DataMemberPath="Subject"/>
                </telerik:RadGridView.Columns>
        </telerik:RadGridView>
</Window>
