MainWindow.xaml

<Window x:Class="ReceiptPrinterEmulator.MainWindow"
        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"
        mc:Ignorable="d"
        Title="ESC/POS Receipt Printer Emulator"
        Height="800" Width="730" MinWidth="730"
        Background="#262626"
        Loaded="MainWindow_OnLoaded"
        >
    <DockPanel >
        <Grid Background="#3b3b3b">
            <StackPanel Margin="15 10" VerticalAlignment="Center">
                <TextBlock Text="!Status!" Foreground="White" Name="Address" FontWeight="Bold" Margin="0 0 0 10"/>
                <Button Name="ResetButton" Click="ResetButton_OnClick" Padding="5 3" Margin="0 0 0 10">Reset</Button>    
                <Button Name="TestButton" Click="TestButton_OnClick" Padding="5 3" Margin="0 0 0 10">Test print</Button>    
            </StackPanel>
        </Grid>
        <ScrollViewer HorizontalScrollBarVisibility="Auto" VerticalScrollBarVisibility="Visible" Name="MainScrollView">
            <StackPanel Name="ReceiptImageRoot" Margin="0 10 0 0" />
        </ScrollViewer>
    </DockPanel>
</Window>