Vb.Net XtraMessageBox Buton Metni Değiştirme

Imports DevExpress.XtraEditors
Partial Public Class Form1
    Public Sub New()
        InitializeComponent()
    End Sub
    Private Sub args_Showing(sender As Object, e As XtraMessageShowingArgs)
        e.Buttons(DialogResult.Yes).Text = "Kaydet"
        e.Buttons(DialogResult.No).Text = "Sil"
        e.Buttons(DialogResult.Cancel).Text = "İptal"
    End Sub
    Private Sub btnMesaj_Click(sender As Object, e As EventArgs) Handles btnMesaj.Click
        Dim args As New XtraMessageBoxArgs
        AddHandler args.Showing, AddressOf args_Showing
        With args
            .Icon = System.Drawing.SystemIcons.Question
            .MessageBeepSound = MessageBeepSound.Question
            .Caption = "Mesaj Kutusu Başlığı"
            .Text = "Mesaj kutusu içeriği. - TurkDevelopers.Net"
            .Buttons = New DialogResult() {DialogResult.Yes, DialogResult.No, DialogResult.Cancel}
            .DefaultButtonIndex = 2
            .AutoCloseOptions.Delay = 30000
            .AutoCloseOptions.ShowTimerOnDefaultButton = True
        End With
        XtraMessageBox.Show(args)
    End Sub
End Class