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How to restrict the removing of grouped columns from GroupDropArea when AllowRemove is enabled for grouped columns?

To restrict the removing of grouped columns from GroupDropArea when AllowRemove is enabled for grouped columns, the CellClick event of GridGroupDropArea can be used.

In CellClick event, button bounds for remove option can be calculated and the removing of grouped columns can be restricted by disabling the clicking event using e.Cancel property when clicking bounds is on the remove button bounds.

Code Snippet

C#

 

VB

 

Sample Links

C# Grouped Columns CS

VB Grouped Columns VB

 

Article ID: Published Date: Last Revised Date: Platform: Control:
7213 01/06/2017 01/12/2017 Windows Forms GridGroupingControl
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