Most add-ins that are developed for Visio make modifications to the Visio menu and toolbars.  The add-in developer is responsible for making the appropriate changes to the Visio UI in a manner that does not affect the operation of Visio or other...

With the release of .NET Framework 3.0, Windows Presentation Foundation was introduced.  WPF is the new UI development environment for forms based development. If you are not familiar with WPF you can take a look at this introduction article on MSDN...

After installing the WBS Modeler add-in for Visio and creating a new diagram based on the WBS Modeler template the WBS Modeler menu should be available on the Visio menu as shown in Figure 1 below. Figure 1 Issue In some cases the WBS Modeler menu does...

I thought I would share some wrapper classes that I use in just about all of my Visio add-ins for managing the state of my custom menu and toolbar items.  These wrapper classes were a collaborative effort between me and the developers at Visimation...

I am happy to announce that we just released the source for the following Visio add-ins via CodePlex : Visio add-in for Disk Space Monitoring Visio add-In for Rack Server Virtualization Visio add-in for System Center   If you are not familiar with...

You may already know that Visio 2007 has a new feature called Data Graphics which can be applied to shapes to reflect the value of a property or formula within that shape.  For example, you might have a shape that has a Health property which can...