Outlook 2010 MAPI Reference has been updated!

The Outlook 2010 MAPI Reference has recently been updated on MSDN. The Nickname Cache topic is now in sync with my earlier blog post Programmatically Accessing the Nickname Cache in Outlook 2010. What’s New in This Edition lists the following updates: Using Microsoft Outlook 2010 and 64-bit MAPI requires more than the traditional 32-bit API for…

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New Releases of the Outlook 2010 Auxiliary Reference and Outlook 2010 MAPI Reference

This week our group published the Outlook 2010 Auxiliary Reference, and updated the Outlook 2010 MAPI Reference! The two references have been reorganized such that all content pertaining to MAPI for Outlook is now centralized in the Outlook 2010 MAPI Reference. The Outlook 2010 Auxiliary Reference contains documentation and samples for APIs that allow developers…

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Improving Outlook Performance (Part I): Video and Sample Add-In to Show Setting and Getting Multiple Custom Properties

Microsoft Outlook supports properties for items and folders. For example, a MailItem object has built-in properties such as the To, Subject, and Body properties, and a Folder object has built-in properties such as the Name and CurrentView properties. Developers can create custom properties for items and folders as well. Improving performance has been a major…

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Outlook 2010 MAPI Reference Refreshed on MSDN

The Microsoft Outlook 2010 MAPI Reference has been updated on MSDN! The updated documentation is also available as a download. This release includes documentation for the binary stream structure for the PidLidPropertyDefinitionStream property. This property specifies definitions of all custom fields and data-binding settings for built-in fields of an Outlook item. There is now a code sample in…

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New features in Outlook 2010!

On July 13, Microsoft announced that Microsoft Office 2010 reached the Technical Preview engineering milestone. Even though the Office 2010 Technical Preview bits and most of the documentation are available to only participants of the Technical Preview program, we’re excited to be able to start blogging about new features and documentation. The Outlook 2010 MAPI Reference (Technical Preview) is…

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Download for the Outlook 2007 MAPI Reference is now available!

You can now download the Outlook 2007 MAPI Reference from the Microsoft Download Center at http://www.microsoft.com/downloads/details.aspx?FamilyID=4b1b8b22-3c74-4479-bd0d-7b0ee29e8d59&displaylang=en! Since my last blog post in January, it seems like the major search engines have made some progress on their crawling. When you search for some commonly used MAPI names today, like PidTagBody and IABContainer::IMAPIContainer, the more popular search engines return them on the first…

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Where is the MAPI documentation?

Some internal partners and external customers have asked where to find the Messaging API (MAPI) documentation. Coincidentally, there were some updating issues on the MSDN server for a couple of days around the middle of the month, which caused corruption in the MSDN table of contents, looking for the MAPI documentation became a more frustrating experience. The…

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