Documentation de Gambas - /dev/api/name/gb_hook_check

/dev/api/name/gb_hook_check

# GB_HOOK_CHECK

#define GB_HOOK_CHECK ( hook ) ...

Declare which function will be called to check the validity of an instance of the declared class.

The check function has the following prototype:

    int (*check_validity)(void *object);

It takes an object reference as argument, and must return TRUE if the object is invalid, and FALSE if the object is valid.

### See also

- The Gambas Object Model