BCGSuite for MFC
BCGCBPRODLLEXPORT UINT BCGM_GRID_SCALE_CHANGED

This registered windows message is sent to the grid's owner window by the default implementation of CBCGPGridCtrl::SetScale.

Parameters
wParamID of Grid Control that sent the message
lParama pointer to CBCGPGridCtrl object.
Returns
the return value is ignored.