BCGControlBar Pro for MFC
BOOL CBCGPGridCtrl::RemoveGroupColumn ( int  nPos)

Removes the column from the list of grouping columns.

Returns
Nonzero if successful; otherwise 0.

Use this function to remove the column from the internal list of grouping columns.

Parameters
nPosThe zero-based index in the internal list of grouping columns specifies the column to remove.