Sample Outlook add-in in Delphi with source code

Add-in Express Toys™ VCL
for Microsoft Outlook

Add-in Express Toys VCL is a free sample Microsoft Outlook COM addin developed in Delphi that is intended to show general approaches to Outlook programming. With this Outlook plug-in you can examine real Internet headers and the body of e-mail messages in the RAW format. The plugin creates its own command bars in Outlook Explorer and Inspector command bars, accesses Outlook objects via the Outlook Object Model and Extended MAPI and adds custom option and property pages to the main Options dialog box.

The addin is based on Add-in Express for Office and Delphi VCL, which supports all versions of Microsoft Outlook 2021 to 2000.

How Add-in Express automates Outlook in Delphi

If you are engaged in developing Outlook COM add-ins, then you would obviously agree that this is one of the worst programming tasks possible. And the most complex part of creating such add-ins is dreadful COM complexities to deal with. Add-in Express VCL can considerably facilitate this process. It is a Delphi component set designed specially for creating COM add-ins / plugins for Outlook. Add-in Express allows you to:

  • Create new or customize existing Ribbons, Ribbon tabs, task panes on Outlook 2021 - 2010.
  • Add new command bars, menus and sub-menus to the Outlook command bar system, including Outlook Explorer command bars and Inspector command bars on Outlook 2003 - 2000.
  • Customize explorer and inspector windows in Outlook 2021 - 2000.
  • Place your custom forms over the Reading pane, Navigation pane, To-Do bar and Outlook bar.
  • Connect to any built-in command bars and their controls, and override their functionality including catching the Send button.
  • Handle context-sensitivity menus in the Explorer windows.
  • Create new tabs on the main Options window and the folder properties window, and more.

Add-in Express gives a developer one entry point to all Outlook objects in the regular way (through TOutlookApplication), and allows to handle Outlook events.

So, if you need to integrate with Outlook, or with Microsoft Office in general, check out Add-in Express for Office and Delphi VCL, the programming tool which makes Delphi the best platform for developing Office extensions of any types. Read more about the special features for:

Download Delphi Outlook COM add-in

Add-in Express VCL Toys toolbar

Add-in Express VCL Toys adds to Outlook a new folder specific toolbar with tree buttons:

Custom toolbar

The buttons are:

About window

Shows the Add-in Express Toys About window.

Internet headers

Shows internet headers of the selected message.

Outlook internet headers

Content of a selected message

Safely shows the content of the selected message.

Outlook message content