Example
The following example sets the cell note color and shape.
HWND hSpread;
hSpread = ::GetDlgItem(m_hWnd, IDC_SPREAD);
SSSetCellNote(hSpread,1,1,_T("test"));
SSSetCellNoteIndicator(hSpread,0);
SSSetCellNoteIndicatorShape(hSpread,1);
SSSetCellNoteIndicatorColor(hSpread, 0x00c000c0);