Posts Tagged ‘Outlook’
Releasing COM objects: Garbage Collector vs. Marshal.RelseaseComObject
Andrei Smolin | July 20th, 2020
Just recently we've got a comment declaring one of our blogs on releasing COM objects "wrong and misleading": the author says Marshal.ReleasingComObject() and related things made him spend "lots of time on writing code that is totally unnecessary" and provides many links supporting the idea that you can use GC.Collect() to get rid of non-released COM objects.... Read the rest of this entry →
New version of Add-in Express sample COM add-in projects
Andrei Smolin | July 1st, 2020
Quick news: we've developed a new version of sample COM add-in projects that we provide in the downloadable archive on the Add-in Express .NET Downloads page... Read the rest of this entry →
How to solve synchronization conflict when modifying Outlook item in ItemAdd event
Andrei Smolin | February 26th, 2020
I see this issue in the Sent Items folder on an Exchange account having Cached Exchange Mode turned on. Reportedly, turning the Cached Mode off solves the issue. The Outlook version used (Outlook 365 in my case) seems to be irrelevant as Google reports a similar conflict to occur in Outlook 2007... Read the rest of this entry →
Version 9 of Security Manager for Microsoft Outlook is released!
Dmitry Kostochko | October 26th, 2018
Microsoft Office 2019 has been around for a few weeks, and Security Manager is the first of our products to support it. The details follow below... Read the rest of this entry →
Large Address Aware in Outlook 2016
Andrei Smolin | December 19th, 2017
You might have heard of a recent update of Microsoft Outlook 2016 (LAA) that increased the memory available for Outlook from 2GB to 4GB. We've started receiving questions about how to deal with it. This blog is an answer... Read the rest of this entry →
Outlook 2010 – 2016 doesn’t let you set WebViewUrl and WebViewOn
Andrei Smolin | December 1st, 2017
We’ve started a new line of blogs to inform Office and Add-in Express developers about problems and solutions related to Microsoft Office and/or Add-in Express products as early as possible... Read the rest of this entry →
How to customize the appearance of advanced task panes and Outlook regions
Alexander Solomenko | May 31st, 2016
Starting with version 8.2, Add-in Express began to open its internal infrastructure, which allows developers to customize some areas of advanced Excel, Word and PowerPoint task panes and Outlook regions. In the new release, it becomes possible to customize the header together with its controls as well as splitter and border. You can also modify the appearance of a minimized region, control the header visibility, change padding, get HitTest info and more... Read the rest of this entry →
The Office 365 API – OneDrive / Files API
Pieter van der Westhuizen | July 31st, 2015
The article demonstrates how to create an Outlook add-in that integrates with OneDrive for Business and gives your users the ability to attach a file to an email directly from OneDrive... Read the rest of this entry →
Office context menu add-in for Excel, Outlook, Word, PowerPoint
Andrei Smolin | April 15th, 2015
The blog is about an add-in (with the source code) that adds a button to all context menus of Excel, Outlook, PowerPoint, Project, Publisher, Visio and Word in Office 2010-2013. The button shows the name of the context menu.... Read the rest of this entry →
How to determine when a user has read an Outlook message
Pieter van der Westhuizen | March 5th, 2015
In this article, we'll look at how to determine when a user has read an Outlook mail message. We will create an Outlook add-in that illustrates the various methods of responding to the the fact that a user has read an e-mail in Outlook... Read the rest of this entry →
Working with Outlook HTMLBody – a guide for Office developers
Pieter van der Westhuizen | February 23rd, 2015
If you've ever tried to design an attractive and somewhat complex e-mail message using Microsoft Outlook and HTML, chances are you very quickly realized that the Outlook mail message body format performs rather differently than a normal web browser... Read the rest of this entry →
How to get unread mail in Outlook: C# code examples
Pieter van der Westhuizen | January 29th, 2015
Finding and filtering items in Outlook can be done in a variety of ways and in this article we'll focus on ways to retrieve unread mail from Outlook... Read the rest of this entry →
Working with Outlook attachments programmatically: C# code examples
Pieter van der Westhuizen | January 23rd, 2015
Many Outlook developers have been faced with programmatically accessing and working with Outlook Item attachments. All Outlook items have the Attachments property, which means attachments can be added to MailItem, ContactItem and AppointmentItem items, to name a few. In this article we'll explore some facets of handling and interacting with attachments in Outlook... Read the rest of this entry →
Sending and updating Outlook Calendar’s appointments and meeting requests
Pieter van der Westhuizen | January 16th, 2015
2015 is here, and from all of us at Add-in Express we wish you a very prosperous year. We'll kick off this year by taking a closer look at Microsoft Outlook appointments and meetings... Read the rest of this entry →
How to access Outlook from HTML and JavaScript based add-ins
Pieter van der Westhuizen | November 26th, 2014
When Microsoft announced their new Office development platform, which would allow developers to create MS Office Apps using HTML and JavaScript, I was very excited about the idea. Unfortunately, I quickly learned that I simply could not accomplish the same things I can with the standard Office Object Model than with the new Office JavaScript object model... Read the rest of this entry →
Connecting Outlook appointments with Freshbooks web-service data, part 4
Pieter van der Westhuizen | November 14th, 2014
In this, our fourth and final part on how to write an Outlook add-in for Freshbooks web-service, we'll explore how to develop a custom form region to connect an Outlook appointment with the web-service's Timesheet entry... Read the rest of this entry →