Factory.HasVstoObject Method (_Workbook)
Returns a value that indicates whether a Microsoft.Office.Tools.Excel.Workbook host item exists for the specified Excel workbook object.
Namespace: Microsoft.Office.Tools.Excel
Assembly: Microsoft.Office.Tools.Excel (in Microsoft.Office.Tools.Excel.dll)
Syntax
'Declaration
Function HasVstoObject ( _
workbook As _Workbook _
) As Boolean
bool HasVstoObject(
_Workbook workbook
)
Parameters
- workbook
Type: Microsoft.Office.Interop.Excel._Workbook
The native workbook object to test. Although this parameter is of type Microsoft.Office.Interop.Excel._Workbook, you typically pass a Microsoft.Office.Interop.Excel.Workbook object to this method.
Return Value
Type: System.Boolean
true if a Microsoft.Office.Tools.Excel.Workbook host item exists for the specified Microsoft.Office.Interop.Excel.Workbook object; otherwise, false.
Remarks
In a document-level customization, this method returns true only if the native workbook object is the underlying object of a Microsoft.Office.Tools.Excel.Workbook object in the current customization. Otherwise, this method returns false. For more information, see Getting Extended Objects from Native Office Objects in Document-Level Customizations.
.NET Framework Security
- Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted Code.