WPF VB.Net

    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="CustomSpinButtonApp" Height="124" Width="280" WindowStartupLocation="CenterScreen">
  
          Delay ="200" Interval ="1" Click ="repeatAddValueButton_Click" Content = "+"/>
   
          VerticalContentAlignment="Center" HorizontalContentAlignment="Center" FontSize="15"/>
          Delay ="200" Interval ="1" Click ="repeatRemoveValueButton_Click" Content = "-"/>
  


//File:Window.xaml.vb
Imports System
Imports System.Collections.Generic
Imports System.Text
Imports System.Windows
Imports System.Windows.Controls
Imports System.Windows.Data
Imports System.Windows.Documents
Imports System.Windows.Input
Imports System.Windows.Media
Imports System.Windows.Media.Imaging
Imports System.Windows.Shapes
Namespace WpfApplication1
  Public Partial Class MainWindow
    Inherits System.Windows.Window
    Private currValue As Integer = 0
    Public Sub New()
      InitializeComponent()
      lblCurrentValue.Content = currValue
    End Sub
    Protected Sub repeatAddValueButton_Click(sender As Object, e As RoutedEventArgs)
      currValue += 1
      lblCurrentValue.Content = currValue
    End Sub
    Protected Sub repeatRemoveValueButton_Click(sender As Object, e As RoutedEventArgs)
      currValue -= 1
      lblCurrentValue.Content = currValue
    End Sub
  End Class
End Namespace