public BindingBase Binding { get; set; }

Public Property Binding As BindingBase

<dxb:BarButtonItem Content="Item">
    <dxb:BarButtonItem.Triggers>
        <dxb:ItemMultiTrigger>
            <dxb:ItemMultiTrigger.Conditions>
                <dxb:ItemTriggerCondition 
                    Binding="{Binding (dxb:BarItemLinkControlProperties.ContainerType), RelativeSource={RelativeSource Self}}" 
                    Value="MainMenu"/>
                <dxb:ItemTriggerCondition 
                    Binding="{Binding HighlightItemsInMenu}" 
                    Value="True"/>
            </dxb:ItemMultiTrigger.Conditions>
            <dxb:ItemSetter Property="Foreground" Value="Red"/>
        </dxb:ItemMultiTrigger>
    </dxb:BarButtonItem.Triggers>
</dxb:BarButtonItem>

using DevExpress.Mvvm;

public class ViewProperties : BindableBase {
    public bool HighlightItemsInMenu {
        get { return GetValue<bool>(); }
        set { SetValue(value); }
    }
}

Imports DevExpress.Mvvm

Public Class ViewProperties
    Inherits BindableBase

    Public Property HighlightItemsInMenu As Boolean
        Get
            Return GetValue(Of Boolean)()
        End Get
        Set(ByVal value As Boolean)
            SetValue(value)
        End Set
    End Property
End Class

public partial class MainWindow : DevExpress.Xpf.Core.ThemedWindow
    {
        public MainWindow()
        {
            DataContext = new ViewProperties() { HighlightItemsInMenu = true };
            InitializeComponent();
        }
    }

Public Partial Class MainWindow
    Inherits DevExpress.Xpf.Core.ThemedWindow

    Public Sub New()
        DataContext = New ViewProperties() With {
            .HighlightItemsInMenu = True
        }
        InitializeComponent()
    End Sub
End Class