State pointer for check widget
This code snippet demonstrates how to create and use state pointer for elementary check widget.
12345678910111213141516171819202122232425262728293031static void check_changed_cb(void *data, Evas_Object *obj, void *event_info) {//here we use check's state pointer passed in dataif (*(Eina_Bool *) data) {dlog_print(DLOG_DEBUG, LOG_TAG, "checked");} else {dlog_print(DLOG_DEBUG, LOG_TAG, "unchecked");}}static void check_test(Evas_Object *parent) {//create a checkEvas_Object *check = elm_check_add(parent);evas_object_move(check, 0, 50);evas_object_resize(check, 200, 30);elm_object_style_set(check, "popup");elm_object_text_set(check, "Label");//create an Eina_Bool variable for storing check's stateEina_Bool value;//connect this variable with the actual check's stateelm_check_state_pointer_set(check, &value);//now you can use it in check's change callbackevas_object_smart_callback_add(check, "changed", check_changed_cb, &value);//Check's state pointer can only be used for read operations. To change the state you have to use this function:elm_check_state_set(check, EINA_TRUE);evas_object_show(check);}