<dx:DXWindow
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:dx="http://schemas.devexpress.com/winfx/2008/xaml/core"
    xmlns:dxe="http://schemas.devexpress.com/winfx/2008/xaml/editors"
    xmlns:dxre="http://schemas.devexpress.com/winfx/2008/xaml/richedit"
    x:Class="VentanaMensajes"
     Height="700" Width="900" 
    WindowStyle="ToolWindow" WindowStartupLocation="CenterScreen"      
    >
    <Grid x:Name="Grid_Content">
        <Label x:FieldModifier="public" x:Name="Titulo"  VerticalAlignment="Top" HorizontalAlignment="Center" Margin="0,20,0,0" FontWeight="Bold" Height="Auto" RenderTransformOrigin="0.4,3" >
        </Label>
        <dxre:RichEditControl x:FieldModifier="public" x:Name="Texto" Margin="10,68,10,0" ActiveViewType="Simple" FontFamily="Courier New" ReadOnly="True"/>
    </Grid>
</dx:DXWindow>
