jkc@Apple.COM (John Kevin Calhoun) (01/17/91)
In article <91Jan16.102932*Arne.Venstad@elab-runit.sintef.no> Arne.Venstad@elab-runit.sintef.no (Arne Venstad) writes: > >> ...is it safe to reallocate a handle (by SetHandleSize) delivered to the >XCMD/XFCN from HC? It's safe to resize the handle with SetHandleSize. >Is it possible to let a message "exception" which are sent from a XCMD by >SendCardMessage, close the stack without returning to the XCMD? No. After handling a callback request from an XCMD, HyperCard always returns to the XCMD. Kevin Calhoun HyperCard Team Apple Computer, Inc.