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Download the VB.NET and C# code for the sample StateSelector project
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Gain Design-Time Power with Control Editors, Part 1 of 2

Learn how to support your controls with advanced visualization and property editors in the Properties window. 


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ee if you can tell what's wrong with the following sequence: ND, MN, WI, SD, NE, KS, MO, IL, IN. Unless you have a PhD in North American geography, you may have trouble even realizing that there is a potential problem much less finding it. If you take a look at Figure 1, however, the problem is obvious. There's a gaping hole in this group of Midwestern states.


 
Figure 1. Selecting States: The StateSelector control makes problems in state selections obvious.

A few years ago, I worked on a fuel tax application for the state of Minnesota. Each year, a trucking company reports the states where it purchased fuel and the states where it actually drove. Then after a long series of Byzantine calculations, the company sends Minnesota a check for $4.17.

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