<Window x:Class="WpfApp1.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:WpfApp1"
        mc:Ignorable="d"
        Title="MainWindow" Height="450" Width="800">
    <Grid>
        <ProgressBar Width="300" Height="35" Minimum="0" Maximum="10" Value="{Binding WorkerState}" Name="pbStatus"></ProgressBar>
        <TextBlock Text="{Binding ElementName=pbStatus, Path=Value, StringFormat={}{0:0} sec}" HorizontalAlignment="Center" VerticalAlignment="Center" />
    </Grid>
</Window>