Revit.Plugln/FWindSoft/Test/WinTestResult.xaml

<Window x:Class="Test.WinTestResult"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
        xmlns:local="clr-namespace:Test"
        mc:Ignorable="d"
        Title="WinTestResult" Height="450" Width="800">
    <Grid>
        
        <TextBox x:Name="TxtContext" IsReadOnly="True" HorizontalAlignment="Stretch" VerticalAlignment="Stretch" ></TextBox>
    </Grid>
</Window>