MainWindow.xaml

<Window
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:dx="http://schemas.devexpress.com/winfx/2008/xaml/core"
        xmlns:dxwui="http://schemas.devexpress.com/winfx/2008/xaml/windowsui" 
        x:Class="AppBarExample.MainWindow"
        Title="MainWindow" Height="350" Width="930" dx:ThemeManager.ThemeName="MetropolisLight">
    <Grid>
        <dxwui:AppBar x:Name="appBar" IsOpen="True" HideMode="Sticky" IsExitButtonEnabled="True">
            <dxwui:AppBarButton Content="T" Label="Top" Click="OnMoveAppBarTop"/>
            <dxwui:AppBarButton Content="B" Label="Bottom" Click="OnMoveAppBarBottom"/>
            <dxwui:AppBarButton Label="Zoom in" Glyph="{dx:DXImageGrayscale Image=ZoomIn_32x32.png}" />
            <dxwui:AppBarButton Label="Zoom out" Glyph="{dx:DXImageGrayscale Image=ZoomOut_32x32.png}" />
            <dxwui:AppBarSeparator />
            <dxwui:AppBarButton Label="Actual Size" Glyph="{dx:DXImageGrayscale Image=Zoom_32x32.png}" />
            <dxwui:AppBarButton Label="Rotate" HorizontalAlignment="Right" Glyph="{dx:DXImage Image=DrillDown_32x32.png}" >
                <dxwui:AppBarButton.Flyout>
                    <dxwui:MenuFlyout ShowIndicator="True">
                        <dxwui:MenuFlyoutItem Content="90° clockwise" />
                        <dxwui:MenuFlyoutItem Content="90° counter clockwise" />
                        <dxwui:MenuFlyoutSeparator />
                        <dxwui:MenuFlyoutItem Content="Reset" />
                    </dxwui:MenuFlyout>
                </dxwui:AppBarButton.Flyout>
            </dxwui:AppBarButton>
            <dxwui:AppBarSeparator HorizontalAlignment="Right" />
            <dxwui:AppBarToggleButton Label="Pin" HorizontalAlignment="Right">&#xE141;</dxwui:AppBarToggleButton>
            <dxwui:AppBar.Resources>
                <Style TargetType="dxwui:AppBarButton">
                    <Setter Property="AllowGlyphTheming" Value="True" />
                    <Setter Property="GlyphHeight" Value="24" />
                </Style>
            </dxwui:AppBar.Resources>
        </dxwui:AppBar>

    </Grid>
</Window>