optick/gui/Controls/AttachmentViewControl.xaml

<UserControl x:Class="Profiler.Controls.AttachmentViewControl"
             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
             xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
             xmlns:local="clr-namespace:Profiler.Controls"
             xmlns:Profiler="clr-namespace:Profiler"
             mc:Ignorable="d" 
             d:DesignHeight="450" d:DesignWidth="800">
    <UserControl.Resources>
        <Profiler:StreamToImagetConverter x:Key="StreamToImageConverter" />
        <Profiler:StreamToTextConverter x:Key="StreamToTextConverter" />

        <DataTemplate x:Key="ImageTemplate">
            <Grid>
                <Image Stretch="Uniform" Source="{Binding Data, Converter={StaticResource StreamToImageConverter}}" />
            </Grid>
        </DataTemplate>

        <DataTemplate x:Key="TextTemplate">
            <Grid>
                <TextBox Text="{Binding Data, Converter={StaticResource StreamToTextConverter}}" IsReadOnly="True" />
            </Grid>
        </DataTemplate>

        <DataTemplate x:Key="OtherTemplate">
            <Grid>
                <ContentControl Style="{StaticResource appbar_image_beach}" />
            </Grid>
        </DataTemplate>

        <local:AttachmnetTemplateSelector x:Key="TemplateSelector" ImageTemplate="{StaticResource ImageTemplate}" TextTemplate="{StaticResource TextTemplate}" OtherTemplate="{StaticResource OtherTemplate}" />
    </UserControl.Resources>
    <Grid>
        <ContentControl ContentTemplateSelector="{StaticResource TemplateSelector}" Content="{Binding}" />
    </Grid>
</UserControl>