The selection on the object has changed. Query using Efl.Text_Interactive.selection_cursors

text,selection,changed;

EFL_TEXT_INTERACTIVE_EVENT_TEXT_SELECTION_CHANGED(void)

static void
on_efl_text_interactive_event_text_selection_changed(void *data, const Efl_Event *event)
{
    void info = event->info;
    Eo *obj = event->object;
    Data *d = data;
 
    /* event hander code */
}
 
static void
setup_event_handler(Eo *obj, Data *d)
{
    efl_event_callback_add(obj, EFL_TEXT_INTERACTIVE_EVENT_TEXT_SELECTION_CHANGED, on_efl_text_interactive_event_text_selection_changed, d);
}