BCGControlBar Pro for MFC
virtual BOOL CBCGPEditCtrl::IsCopyEnabled ( ) const
inlinevirtual

Tells whether text copy is enabled (TRUE) or disabled (possible).

Returns
Nonzero if the text can be copied from the edit control; otherwise 0.

You can call this function to determine whether text copy is possible or not. The returned value is FALSE when m_bEnableWholeTextCopy is FALSE and selection range is (-1, -1 - no selection).