//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 Public Sub New() InitializeComponent() End Sub Protected Sub btnOK_Click(sender As Object, args As RoutedEventArgs) Dim spellingHints As String = String.Empty Dim [error] As SpellingError = txtData.GetSpellingError(txtData.CaretIndex) If [error] IsNot Nothing Then For Each s As String In [error].Suggestions spellingHints += String.Format("{0}" & vbLf, s) Next MessageBox.Show(spellingHints, "Try these instead") End If End Sub End Class End Namespace