MES_Client/TGMES/Core.Mes.Client.Comm/WPF/DocumentViewer.xaml

<UserControl x:Class="Core.Mes.Client.Comm.WPF.DocumentViewer"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Height="300" Width="300">
    <Grid>
        <DocumentViewer Margin="0" Name="documentViewer1" />
    </Grid>
</UserControl>