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Insert OLE object into Visio via .NET

Insert objects using server-side APIs without any software like Microsoft or Visio, Adobe PDF, etc.

How to Insert OLE object into Visio File Using C#

In order to insert OLE object into Visio file, we’ll use

Aspose.Diagram for .NET

API which is a feature-rich, powerful and easy to use document manipulation and splitter API for C# platform. Open


package manager, search for Aspose.Diagram and install. You may also use the following command from the Package Manager Console.


PM> Install-Package Aspose.Diagram

Steps to insert OLE object to Visio file via C#

You need the aspose.diagram.dll to try the following workflow in your own environment.

  • Instantiating a Diagram object.(or->Load the Vsdx file with full path.)
  • Select Page via its index.
  • Use the AddShape method to insert an OLE object in the selected page
  • Save diagram in vsdx format.

System Requirements

Aspose.Diagram for .NET is supported on all major operating systems. Just make sure that you have the following prerequisites.

  • Microsoft Windows or a compatible OS with .NET Framework, .NET Core, Mono or Xamarin Platforms
  • Development environment like Microsoft Visual Studio
  • Add reference to the Aspose.Diagram for .NET DLL in your project - Install from NuGet using the Download button above

Insert OLE object - C#

  • About Aspose.Diagram for .NET API

    Aspose.Diagram is a Microsoft Visio document format manipulation API. One can easily load, create, modify, manipulate including daigram elements and convert Visio diagrams to other formats such as PDF, XPS, JPEG, PNG, BMP, TIFF, SVG, EMF and more. It is a standalone API and does not require Microsoft Visio or any other software to be installed.