Lines Matching refs:widget

151 It's also possible to save a target widget when subscribing to a subject.
152 In this case when widget is deleted, it will automatically unsubscribe from the subject.
154 …observer callback :cpp:expr:`lv_observer_get_target(observer)` can be used to get the saved widget.
158 …lv_observer_t * observer = lv_subject_add_observer_obj(&some_subject, some_observer_cb, widget, us…
177 To unsubscribe a widget from a given or all subject use:
181     lv_obj_remove_from_subject(widget, subject); /* `subject` can be NULL to unsubscribe from all */
258     observer = lv_obj_bind_flag_if_eq(widget, &subject, LV_OBJ_FLAG_*, ref_value);
264     observer = lv_obj_bind_flag_if_not_eq(widget, &subject, LV_OBJ_FLAG_*, ref_value);
270     observer = lv_obj_bind_state_if_eq(widget, &subject, LV_STATE_*, ref_value);
276     observer = lv_obj_bind_state_if_not_eq(widget, &subject, LV_STATE_*, ref_value);
282     observer = lv_obj_bind_checked(widget, &subject);
293     observer = lv_label_bind_text(widget, &subject, format_string);
303     observer = lv_arc_bind_value(widget, &subject);
312     observer = lv_slider_bind_value(widget, &subject);
321     observer = lv_roller_bind_value(widget, &subject);
330     observer = lv_dropdown_bind_value(widget, &subject);