ShrlAlgoToolkit/WPFluent/Controls/BreadcrumbBar/BreadcrumbBar.xaml

<ResourceDictionary
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:controls="clr-namespace:WPFluent.Controls"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">

    <Style TargetType="{x:Type ButtonBase}" x:Key="DefaultUiBreadcrumbButtonStyle">
        <Setter Property="Foreground" Value="{DynamicResource TextFillColorPrimaryBrush}" />
        <Setter Property="Background" Value="Transparent" />
        <Setter Property="SnapsToDevicePixels" Value="True" />
        <Setter Property="OverridesDefaultStyle" Value="True" />
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="{x:Type Button}">
                    <ContentPresenter
                        ContentTemplate="{TemplateBinding ContentTemplate}"
                        ContentTemplateSelector="{TemplateBinding ContentTemplateSelector}"
                        HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}"
                        VerticalAlignment="{TemplateBinding VerticalContentAlignment}"
                        x:Name="Presenter" />
                    <ControlTemplate.Triggers>
                        <Trigger Property="IsMouseOver" Value="True">
                            <Setter Property="TextElement.Foreground" TargetName="Presenter" Value="{DynamicResource TextFillColorSecondaryBrush}" />
                        </Trigger>
                        <Trigger Property="IsEnabled" Value="False" />
                    </ControlTemplate.Triggers>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>

    <Style TargetType="{x:Type controls:BreadcrumbBarItem}" x:Key="DefaultUiBreadcrumbBarItemStyle">
        <Setter Property="FontSize" Value="14" />
        <Setter Property="FontWeight" Value="DemiBold" />
        <Setter Property="SnapsToDevicePixels" Value="True" />
        <Setter Property="OverridesDefaultStyle" Value="True" />
        <Setter Property="VerticalContentAlignment" Value="Center" />
        <Setter Property="VerticalAlignment" Value="Center" />
        <Setter Property="IconMargin" Value="10, 0, 10, 0" />
        <Setter Property="Focusable" Value="False" />
        <Setter Property="Icon">
            <Setter.Value>
                <controls:IconSourceElement>
                    <controls:IconSourceElement.IconSource>
                        <controls:SymbolIconSource
                            FontSize="18.0"
                            FontWeight="DemiBold"
                            Symbol="ChevronRight24" />
                    </controls:IconSourceElement.IconSource>
                </controls:IconSourceElement>
            </Setter.Value>
        </Setter>
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="{x:Type controls:BreadcrumbBarItem}">
                    <Grid>
                        <Grid.ColumnDefinitions>
                            <ColumnDefinition Width="*" />
                            <ColumnDefinition Width="Auto" />
                        </Grid.ColumnDefinitions>

                        <Button
                            Command="{Binding Path=TemplateButtonCommand, Mode=OneTime, RelativeSource={RelativeSource AncestorType={x:Type controls:BreadcrumbBar}}}"
                            CommandParameter="{TemplateBinding Content}"
                            Content="{TemplateBinding Content}"
                            ContentTemplate="{Binding Path=ItemTemplate, Mode=OneTime, RelativeSource={RelativeSource AncestorType={x:Type controls:BreadcrumbBar}}}"
                            ContentTemplateSelector="{Binding Path=ItemTemplateSelector, Mode=OneTime, RelativeSource={RelativeSource AncestorType={x:Type controls:BreadcrumbBar}}}"
                            FontSize="{TemplateBinding FontSize}"
                            FontWeight="{TemplateBinding FontWeight}"
                            Grid.Column="0"
                            Style="{StaticResource DefaultUiBreadcrumbButtonStyle}"
                            VerticalAlignment="{TemplateBinding VerticalContentAlignment}"
                            VerticalContentAlignment="{TemplateBinding VerticalContentAlignment}"
                            x:Name="Button" />

                        <ContentControl
                            Content="{TemplateBinding Icon}"
                            Focusable="False"
                            Grid.Column="1"
                            Margin="{TemplateBinding IconMargin}"
                            x:Name="Icon" />
                    </Grid>

                    <ControlTemplate.Triggers>
                        <Trigger Property="IsLast" Value="True">
                            <Setter Property="Foreground" TargetName="Button" Value="{DynamicResource TextFillColorPrimaryBrush}" />
                            <Setter Property="IsEnabled" TargetName="Button" Value="False" />
                            <Setter Property="Visibility" TargetName="Icon" Value="Collapsed" />
                        </Trigger>
                    </ControlTemplate.Triggers>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>

    <Style TargetType="{x:Type controls:BreadcrumbBar}" x:Key="DefaultUiBreadcrumbBarStyle">
        <Setter Property="ItemsPanel">
            <Setter.Value>
                <ItemsPanelTemplate>
                    <StackPanel IsItemsHost="True" Orientation="Horizontal" />
                </ItemsPanelTemplate>
            </Setter.Value>
        </Setter>
    </Style>

    <Style BasedOn="{StaticResource DefaultUiBreadcrumbBarItemStyle}" TargetType="{x:Type controls:BreadcrumbBarItem}" />
    <Style BasedOn="{StaticResource DefaultUiBreadcrumbBarStyle}" TargetType="{x:Type controls:BreadcrumbBar}" />

</ResourceDictionary>