_MailItem.ShowCategoriesDialog Method
Displays the Show Categories dialog box, which allows you to select categories that correspond to the subject of the item.
Namespace: Microsoft.Office.Interop.Outlook
Assembly: Microsoft.Office.Interop.Outlook (in Microsoft.Office.Interop.Outlook.dll)
Syntax
'Declaration
Sub ShowCategoriesDialog
'Usage
Dim instance As _MailItem
instance.ShowCategoriesDialog()
void ShowCategoriesDialog()