Returns the next #GHook in a #GHookList which has not been destroyed.
The reference count for the #GHook is incremented, so you must call
g_hook_unref() to restore it when no longer needed. (Or continue to call
g_hook_next_valid() until %NULL is returned.)
Returns the next #GHook in a #GHookList which has not been destroyed. The reference count for the #GHook is incremented, so you must call g_hook_unref() to restore it when no longer needed. (Or continue to call g_hook_next_valid() until %NULL is returned.)