BCGControlBar Pro for MFC
BOOL CBCGPRibbonComboBox::DeleteItem ( LPCTSTR  lpszText)

Deletes an item from combo box.

Returns
Nonzero if the specified item has been deleted; otherwise FALSE. The function fails if there is no item with text specified by lpszText.

Use this function to delete an item from combo box.

Parameters
lpszTextItem text.