Get Outlook contacts into C# form-based application

Question

I have tried to get the contacts of Outlook contacts into C#, but it is not working. I have used the Microsoft Outlook 12.0 Object Library. I want to show the data in richte

Answer 1

This code is working fine in my C#-Solution.

using Outlook =Microsoft.Office.Interop.Outlook;

private void kontaktImport_Click(object sender, RoutedEventArgs e)
        {
            Outlook.Application app = new Outlook.Application();
            Outlook.NameSpace NameSpace = app.GetNamespace("MAPI");
            Outlook.MAPIFolder ContactsFolder = NameSpace.GetDefaultFolder(Outlook.OlDefaultFolders.olFolderContacts);
            Outlook.Items ContactItems = ContactsFolder.Items;
            try
            {
                foreach (Outlook.ContactItem item in ContactItems)
                {
                    String output = "";
                    output = item.FirstName + "\n";
                    output += item.LastName;
                    TestTextBox.Text = output;
                }
            }
            catch (System.Runtime.InteropServices.COMException ex)
            {
                TestTextBox.Text = ex.ToString();
            }
        }