<div class="rz-p-12 rz-text-align-center">
    <RadzenSelectBar @bind-Value=@value TValue="int">
        <Items>
            @foreach (var dataItem in data)
            {
                <RadzenSelectBarItem Text="@dataItem.Name" Value="@dataItem.Id" Disabled="@(dataItem.IsDisabled.HasValue ? dataItem.IsDisabled.Value : false)" Visible="@(dataItem.IsVisible.HasValue ? dataItem.IsVisible.Value : true)" />
            }
        </Items>
    </RadzenSelectBar>
</div>

@code {
    int value = 1;

    public class MyObject
    {
        public int Id { get; set; }
        public string Name { get; set; }
        public bool? IsDisabled { get; set; }
        public bool? IsVisible { get; set; }
    }

    IEnumerable<MyObject> data = new MyObject[]
    {
        new MyObject() {
            Id = 1,
            Name = "Orders"
        },
        new MyObject() {
            Id = 2,
            Name = "Employees"
        },
        new MyObject() {
            Id = 3,
            Name = "Customers"
        },
        new MyObject() {
            Id = 4,
            Name = "Companies",
            IsDisabled = true,
        },
        new MyObject() {
            Id = 5,
            Name = "Companies (Old)",
            IsDisabled = true,
            IsVisible = false
        }
    };
}