/* exported function documented in fbtk.h */
int
fbtk_destroy_widget(fbtk_widget_t *widget)
{
fbtk_widget_t *parent;
int ret = 0;
ret = fbtk_post_callback(widget, FBTK_CBT_DESTROY);
while (widget->first_child != NULL) {
fbtk_destroy_widget(widget->first_child);
}
parent = widget->parent;
if (parent != NULL) {
/* unlink from siblings */
if (widget->prev != NULL) {
widget->prev->next = widget->next;
} else {
/* must be the first widget, unlink from parent */
parent->first_child = widget->next;
}
if (widget->next != NULL) {
widget->next->prev = widget->prev;
} else {
/* must be the last widget, unlink from parent */
parent->last_child = widget->prev;
}
free(widget);
}
return ret;
}
static void
gui_window_destroy(struct gui_window *gw)
{
fbtk_destroy_widget(gw->window);
free(gw);
}
