Hi all,
Does anyone knows what event needs to be handled to trap any changes in column width by drag & drop ?
Finally found it myself it was related to LabelPresenter + help of this article on how to set SizeChanged event on LabelPresenter:
http://blogs.infragistics.com/blogs/joshs/archive/2008/07/02/synchronizing-field-widths-between-fieldlayouts-in-xamdatagrid.aspx