You can set KeyPreview of a form to .T. and trap keys in the KeyPress event

* Form's KeyPress
LPARAMETERS nKeyCode, nShiftAltCtrl
IF nKeyCode = 29 AND nShiftAltCtrl = 2
  * process CTRL+]
  NODEFAULT
ENDIF

>
>I want to be able to use the characters '{', '[', ']', '}' in conjuction with the Ctrl key
>

ON KEY LABEL CTRL+} _SCREEN.ActiveForm.cntDetail.Nav4btns.Navigate('TOP')

>Unfortunately, this returns a syntax error.
>
>Is there a way around this limitation?
>