Returns a value that indicates the way the header source is being supplied for the mail merge operation. Read-only WdMailMergeDataSource.
| WdMailMergeDataSource can be one of these WdMailMergeDataSource constants. |
| wdMergeInfoFromAccessDDE * |
| wdMergeInfoFromMSQueryDDE * |
| wdMergeInfoFromODSO |
| wdNoMergeInfo |
| wdMergeInfoFromExcelDDE |
| wdMergeInfoFromODBC |
| wdMergeInfoFromWord |
*
Security Dynamic data exchange (DDE) is an older technology that is not secure. If possible, use a more secure alternative to DDE, such as object linking and embedding (OLE).
expression.HeaderSourceType
expression Required. An expression that returns one of the objects in the Applies To list.
Example
This example opens the header source attached to the active document if the source is a Word document.
Dim mmdsTemp As MailMergeDataSource
Set mmdsTemp = ActiveDocument.MailMerge.DataSource
If mmdsTemp.HeaderSourceType = wdMergeInfoFromWord Then
Documents.Open FileName:=mmdsTemp.HeaderSourceName
End If