seb-win-refactoring/SafeExamBrowser.UserInterface.Desktop/Controls/Taskbar/ApplicationWindowButton.xaml

<UserControl x:Class="SafeExamBrowser.UserInterface.Desktop.Controls.Taskbar.ApplicationWindowButton" x:ClassModifier="internal"
             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
             xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
             xmlns:local="clr-namespace:SafeExamBrowser.UserInterface.Desktop.Controls"
             mc:Ignorable="d" d:DesignWidth="250">
    <UserControl.Resources>
        <ResourceDictionary>
            <ResourceDictionary.MergedDictionaries>
                <ResourceDictionary Source="../../Templates/Buttons.xaml" />
                <ResourceDictionary Source="../../Templates/Colors.xaml" />
            </ResourceDictionary.MergedDictionaries>
        </ResourceDictionary>
    </UserControl.Resources>
    <Grid>
        <Button x:Name="Button" Background="Transparent" Height="40" Padding="10" Template="{StaticResource TaskbarButton}">
            <StackPanel Orientation="Horizontal">
                <ContentControl x:Name="Icon" HorizontalAlignment="Left" VerticalAlignment="Center" Margin="0,0,10,0" Width="20" />
                <TextBlock x:Name="Text" HorizontalAlignment="Left" VerticalAlignment="Center" Padding="5" MaxWidth="350" TextTrimming="CharacterEllipsis" />
            </StackPanel>
        </Button>
    </Grid>
</UserControl>