//callbcak for item pressed, we have to change item's state and deselect it
static void item_pressed_callback(void *data, Evas_Object *obj, void *event_info) {

	Elm_Object_Item *item = event_info;
	elm_toolbar_item_state_set(item, elm_toolbar_item_state_next(item));
	elm_toolbar_item_selected_set(item, EINA_FALSE);
}

static void toolbar_test(appdata_s *ad) {
	Evas_Object *box = elm_box_add(ad->win);
	evas_object_size_hint_weight_set(box, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
	elm_win_resize_object_add(ad->win, box);
	evas_object_show(box);

	//some content
	Evas_Object* label = elm_label_add(ad->win);
	elm_object_text_set(label, "Content");
	evas_object_size_hint_weight_set(label, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
	evas_object_size_hint_align_set(label, 0.5, 0.5);
	evas_object_show(label);

	//toolbar
	Evas_Object* toolbar = elm_toolbar_add(ad->win);
	evas_object_size_hint_weight_set(toolbar, 0.0, 0.0);
	evas_object_size_hint_align_set(toolbar, EVAS_HINT_FILL, 0.0);
	evas_object_show(toolbar);

	//item with different states
	Elm_Object_Item *item = elm_toolbar_item_append(toolbar, NULL, "STATE 1", item_pressed_callback, NULL);
	elm_toolbar_item_state_add(item, NULL, "STATE 2", item_pressed_callback, NULL);
	elm_toolbar_item_state_add(item, NULL, "STATE 3", item_pressed_callback, NULL);

	//create another state and delete it
	Elm_Toolbar_Item_State *state = elm_toolbar_item_state_add(item, NULL, "STATE 4", item_pressed_callback, NULL);
	elm_toolbar_item_state_del(item, state);

	//some more items to the toolbar
	elm_toolbar_item_append(toolbar, NULL, "ITEM 1", NULL, NULL);
	elm_toolbar_item_append(toolbar, NULL, "ITEM 2", NULL, NULL);

	elm_box_pack_end(box, toolbar);
	elm_box_pack_end(box, label);
}