This method hides or shows the specified button in a toolbar control. To change more than one button state, consider calling SetState instead.
| Header file: | Afxcmn.h | 
| Platforms: | Palm-size PC, H/PC Pro | 
| Windows CE versions: | 2.10 and later | 
| Complete documentation: | Visual C++ documentation | 
BOOL HideButton( int nID, BOOL bHide = TRUE );