MainWindow.xaml

<Window x:Class="eTracker.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:eTracker"
        xmlns:moonPdfLib="clr-namespace:MoonPdfLib;assembly=MoonPdfLib"
        mc:Ignorable="d"
        Title="MainWindow" Height="350" Width="525" WindowStartupLocation="CenterScreen" WindowState="Maximized">
    <Grid>
        <Grid.ColumnDefinitions>
            <ColumnDefinition></ColumnDefinition>
            <ColumnDefinition Width="180"></ColumnDefinition>
        </Grid.ColumnDefinitions>
        <Grid.RowDefinitions>
            <RowDefinition></RowDefinition>
            <RowDefinition Height="20"></RowDefinition>
        </Grid.RowDefinitions>
        <Grid x:Name="mainGrid" Column="0" >
            <Grid.RowDefinitions>
                <RowDefinition Height="60" ></RowDefinition>
                <RowDefinition></RowDefinition>
            </Grid.RowDefinitions>
            <StackPanel Orientation="Horizontal" Grid.Row="0">
                <Button x:Name="LoadFile" Width="80" Click="LoadFile_Click">Load PDF</Button>
                <Button x:Name="StartBtn" IsEnabled="False" Width="80" Click="StartBtn_Click">Start</Button>
                <Button x:Name="StopBtn" IsEnabled="False" Width="80" Click="StopBtn_Click">Stop</Button>
            </StackPanel>
        </Grid>
        <StackPanel Grid.Row="0" Grid.Column="1">
            <TextBox x:Name="translateTxt" IsEnabled="false" ></TextBox>
            <Button x:Name="btnTranslate" IsEnabled="false" Click="btnTranslate_Click">Translate</Button>
            <TextBlock x:Name="translatedTxtBlock"></TextBlock>
            <Label HorizontalAlignment="Center" FontWeight="Bold">Synonyms</Label>
            <ListView x:Name="synoLst" SelectionChanged="SynoLst_OnSelectionChanged"/>
        </StackPanel>

        <TextBlock Grid.Row="1" Grid.Column="1">
            <Run>Duration:</Run>
            <Run x:Name="durationRun" Text="{Binding CurrentTimeSpan}"></Run>
        </TextBlock>
        
    </Grid>
</Window>