union UF_STYLER_value_u
{
char *string; /* A string value */
char **strings; /* An array of strings */
int integer; /* An integer value */
int *integers; /* An array of integers */
double real; /* A double value */
double *reals; /* An array of doubles */
UF_UI_selection_p_t selection; /* A pointer to a selection structure */
UF_STYLER_notification_p_t notify; /* A pointer to the notification structure */
UF_UI_attachment_t attach; /* A pointer to the attachments structure */
};