ThumbnailViewer.xaml

<Window x:Name="ThumbnailViewer" x:Class="ThumbnailViewer"
        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:Thumbnailer"
        mc:Ignorable="d"
        Title="ThumbnailViewer" Height="1084" Width="1480" ScrollViewer.VerticalScrollBarVisibility="Disabled" SnapsToDevicePixels="True" ResizeMode="CanResizeWithGrip" WindowStartupLocation="CenterOwner" MouseLeftButtonUp="ThumbnailViewer_MouseLeftButtonUp">
    
        <Window.ContextMenu>
        <ContextMenu x:Name="ContextMenu">
            <MenuItem x:Name="FileOpenCX" Header = "File Open" Click = "File_Open" />
            <Separator />
            <MenuItem x:Name="Fit_ScreenCX" Header = "Fit Screen" Click = "FitScreen_Click" />
            <MenuItem x:Name="Zoom_ScreenCX" Header = "Normal" Click = "Zoom_Click" />
            <Separator />
            <MenuItem x:Name="CloseCX" Header = "Exit" Click = "Close_Form" />
        </ContextMenu>
    </Window.ContextMenu>
    <Grid>
        <Image x:Name="ThumbnailPB" >
        </Image>
    </Grid>
</Window>