PixiEditor/PixiEditor.UpdateInstaller/MainWindow.xaml

<Window x:Class="PixiEditor.UpdateInstaller.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"
        xmlns:local="clr-namespace:PixiEditor.UpdateInstaller"
        mc:Ignorable="d"
        Title="MainWindow" Height="350" Width="250" Background="#2D2D30" ResizeMode="NoResize"
        WindowStyle="None" WindowStartupLocation="CenterScreen" Loaded="Window_Loaded">
    <WindowChrome.WindowChrome>
        <WindowChrome ResizeBorderThickness="6"
            CaptionHeight="30"/>
    </WindowChrome.WindowChrome>
    <Grid>
        <Grid.RowDefinitions>
            <RowDefinition Height="130"/>
            <RowDefinition/>
        </Grid.RowDefinitions>
        <Image Source="Images/PixiEditorLogo.png" Width="75" Height="75" Grid.Row="0"/>
        <StackPanel Grid.Row="1" Margin="0,20,0,0">
            <Label Content="Installing update" HorizontalAlignment="Center" Foreground="White" FontSize="20"/>
            <ProgressBar Margin="0,20,0,0" Height="20" Width="200" Value="{Binding ProgressValue}"/>
        </StackPanel>
    </Grid>
</Window>