BCGControlBar Pro for MFC
virtual void CBCGPColorBar::OnUpdateCmdUI ( CFrameWnd *  pTarget,
BOOL  bDisableIfNoHndler 

Called by the framework when the user-interface item for the CBCGColorBar command ID should be updated

Override this member function when you need a special processing to enable or disable user-interface items associated with the CBCGPColorBar object command ID.

pTargetA pointer a window containing a user-interface item that should be updated
bDisableIfNoHndlerSpecifies whether the user-interface item should be disabled if there is no handler defined in message map

Reimplemented from CBCGPToolBar.