Document.Extension Property
Gets a custom extension for this Document object.
Namespace: Microsoft.Office.Tools.Word
Assembly: Microsoft.Office.Tools.Word (in Microsoft.Office.Tools.Word.dll)
Syntax
'Declaration
ReadOnly Property Extension As IDocumentExtension
IDocumentExtension Extension { get; }
Property Value
Type: Microsoft.Office.Tools.Word.IDocumentExtension
A custom extension for this Document object.
Remarks
A custom extension is an implementation of the IDocumentExtension interface in a Word solution that is created by using the Office development tools in Visual Studio. In document-level projects, this property returns an instance of the generated ThisDocument class by default. The ThisDocument class implements the IDocumentExtension interface through the DocumentBase class. For more information, see Programming 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.