How to use the Excel Automation Addin to create user defined formulas for Microsoft Office Excel

This article describes an All-In-One Code Framework sample that is available for download. This code sample includes a step-by-step guide about how to use the Excel Automation Addin to create user defined formulas for Microsoft Office Excel. The All-In-One Code Framework samples in this KB article show you how to develop an Excel Automation Addin by using Visual C#.NET and Visual Basic.NET.

Difficulty level

Download information

To download this code sample, click the following link:

  

Technical overview

Developers can use Excel Automation Addin to create user defined formulas for Excel. The Automation Addin is a COM component. After the COM component is registered on the target computer, Excel can load and access this Automation Addin's UDF (user defined formulas). To do this, follow these steps:

1. In Excel, click the Microsoft Office Button, and then click Excel Options.
2. Click Add-Ins.
3. Under Manage, click Excel Add ins, and then click Go.
4. In the Add-Ins dialog box, click Automation. In the list of registered COM servers, click your automation Add-in, and then click OK.
5. The automation Add-in appears in the Add-ins dialog box. Then, click OK to close the Add-Ins dialog box.

All-In-One Code Framework samples in this KB article show you how to develop an Excel Automation Addin by using Visual C#.NET and Visual Basic.NET. To use these samples, you can open them in Microsoft Visual Studio 2008, and then compile the project. When the project is compiled, the output dll is registered as a COM component. Then, you can follow the above instructions to load and access the automation Addin in Excel.

Note For more information about how to create the sample application and how to deploy the sample application, see the Readme.txt file that is included in the download package.

Technology category

• Office Solution Development

Languages

This code sample contains the following programming languages:

Prerequisites

• This sample application was created by using Visual Studio 2008 with Service Pack 1 installed.

Tags

• Excel, Automation AddIn

What is All-In-One Code Framework?

All-In-One Code Framework shows most Microsoft development techniques by using code samples in different programming languages. Each example is carefully selected, composed, and documented to show one common code scenario. For more information about All-In-One Code Framework, visit the following Web site:
http://cfx.codeplex.com

How to find more All-In-One Code Framework samples

To find more All-In-One Code Framework samples, you can search for kbcodefx together with related keywords on support.microsoft.com. Or, you can simply click the following link:
http://support.microsoft.com/search/default.aspx?query=kbcodefx

For more information, visit the following Microsoft Knowledge Base (KB) article: