BCGControlBar Pro for MFC
BOOL CBCGPGridCtrl::IsGroupByBox ( ) const
inline

Determines whether the visual grouping is enabled or not

Returns
Nonzero if the visual grouping is enabled; otherwise 0.

Determines whether the visual grouping is enabled or not. When the visual grouping is enabled, the grid control displays the box with the columns the grid items are grouped by. You can enable the visual grouping using EnableGroupByBox().