>>Sounds like a lot of work :) I'll check Barbara's Peisch GridSort class and Cetin Multiselect grid class, because these classes have this functionality and I think, they properly work with column resizing/moving.
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>It is a little work to add to existing projects, but it's a one-time, rainy-day type of task. Once you get your class implemented (whichever type you use, grid or column), your work is done, and you can just re-use it forever.

Bruce,

Honestly, I haven't created Builders yet, so I don't know, from where to start. I can create a grid column class with this functionality (or borrow it :)), but I don't know, how to create Builder.