PowerPoint 2013 add-in development in Visual Studio: Application and base objects

Like all Office apps, the main object in the PowerPoint object model is the Application object. Underneath it we have a few key objects that will allow us to achieve most of our development goals. Here is summary of PowerPoint's base objects... Read the rest of this entry →

How to add custom dialogs in WiX installers

The WiX toolset provides a number of built-in dialogs that should be adequate for most installers. If, however, you need more flexibility when it comes to your MSI installer's user interface, WiX provides the ability to build a custom UI of your setup project... Read the rest of this entry →

Creating a custom Send button in Outlook

Microsoft does not provide us with a way to customize the Send button using the Outlook object model. We can't change its caption, size, colors, etc. This is just how it is. Microsoft is happy with the Send button as-is and doesn't want us messing with it... Read the rest of this entry →

How to create WiX custom actions

The WiX Toolset provides a number of standard actions that are sufficient for most installers. If, however, you need more flexibility over the installation process the WiX toolset provides custom actions... Read the rest of this entry →

Apps for Office revisited

If you have been reading this blog, (I hope) you read the post I wrote proclaiming the Office App Store dead-on-arrival (DOA). I want to revisit this topic to see how well my thoughts of nearly a year ago stood-up... Read the rest of this entry →

How to implement a WiX installer upgrade

So by now, I hope we all know and have come to accept the fact that Visual Studio setup projects are a thing of the past and that we've all become comfortable with using the WiX toolset to build our Windows Installers... Read the rest of this entry →

Outlook Junk Mail Filter

Most likely you are not receiving large amounts of spam on a daily basis. This is thanks to the fact that most organizations install their spam filters or utilize online services to handle it. And if you are using a free email provider like Outlook.com or a paid service like Office 365, these services actively combat spam before it hits your inbox... Read the rest of this entry →

Working with custom Outlook properties: C# code examples

Microsoft Outlook provides a rich interface for developers to add their own custom properties to Outlook Folders and Items. The Outlook Object model provides two objects when working with custom properties... Read the rest of this entry →

Working with Outlook special folders (Inbox, Outbox, Drafts, Sent Items, Deleted Items)

Happy 2014 everyone! We'll start this year with an article looking at Outlook special folders. Microsoft Outlook has a number of special folders of which the most common folders are: Inbox, Drafts, Sent Items, Outbox and Deleted Items. Now let's have a closer look at each of the Outlook special folders and see how to work with them in the most efficient manner.... Read the rest of this entry →

Add-in Express for Internet Explorer, version 9 Beta is published

This blog is about the steps required to switch to using .NET 3.5 or any other .NET Framework in your .NET 2.0 IE add-on... Read the rest of this entry →

How to create and modify Outlook-specific files

Microsoft Outlook produces and uses a variety of file types. The most common and well known fields are either .pst or .ost files. These two file types are known as Outlook Data Files, the .pst file is known as the Personal Outlook Data file and stores you messages and other Outlook items... Read the rest of this entry →

Create a status report generator using Excel and Outlook: C# sample

Today, I'll show you how to create a status report using Excel and Outlook. This add-in sample will run within Excel. The user will have a button to click that starts the report process. Instead of creating a new workbook or worksheet, the add-in will insert the task status report into the existing spreadsheet... Read the rest of this entry →

How to import contacts and appointments from Excel into Outlook and vice-versa

Importing contacts and appointments into Microsoft Outlook is a feature that has existed in Outlook for a while. In Outlook 2013 you can find the Import/Export function in the File or Backstage view menu, under Open & Export... Read the rest of this entry →

How to find the last used cell (row or column) in Excel

VB.NET code samples explain some reliable methods for finding the last used cell in an Excel worksheet or a range.... Read the rest of this entry →

Loading a .NET 2.0 Office add-in on a machine with .NET 4.0

The fact is: almost all Office add-ins will load correctly in this situation. Yes, you don't need to modify anything in the add-in unless your add-in is affected by the issues described in .NET Framework 4 Migration Issues... Read the rest of this entry →

Populating Excel workbooks and ranges with arrays

Microsoft Excel, with its almost endless supply of rows and columns, is data DisneyLand. It's fun to work with data and make it easy to consume. Part of the fun, at least for developers, is populating Excel with data. Today, I want to take another look at how to use arrays to populate Excel with data... Read the rest of this entry →

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