#include "../../../lvgl.h" #if LV_USE_SPINBOX && LV_BUILD_EXAMPLES static lv_obj_t * spinbox; static void lv_spinbox_increment_event_cb(lv_obj_t * btn, lv_event_t e) { LV_UNUSED(btn); if(e == LV_EVENT_SHORT_CLICKED || e == LV_EVENT_LONG_PRESSED_REPEAT) { lv_spinbox_increment(spinbox); } } static void lv_spinbox_decrement_event_cb(lv_obj_t * btn, lv_event_t e) { LV_UNUSED(btn); if(e == LV_EVENT_SHORT_CLICKED || e == LV_EVENT_LONG_PRESSED_REPEAT) { lv_spinbox_decrement(spinbox); } } void lv_example_spinbox_1(void) { spinbox = lv_spinbox_create(lv_scr_act()); lv_spinbox_set_range(spinbox, -1000, 25000); lv_spinbox_set_digit_format(spinbox, 5, 2); lv_spinbox_step_prev(spinbox); lv_obj_set_width(spinbox, 100); lv_obj_align(spinbox, NULL, LV_ALIGN_CENTER, 0, 0); lv_coord_t h = lv_obj_get_height(spinbox); lv_obj_t * btn = lv_btn_create(lv_scr_act(), NULL); lv_obj_set_size(btn, h, h); lv_obj_align(btn, spinbox, LV_ALIGN_OUT_RIGHT_MID, 5, 0); lv_obj_set_style_content_text(btn, LV_PART_MAIN, LV_STATE_DEFAULT, LV_SYMBOL_PLUS); lv_obj_add_event_cb(btn, lv_spinbox_increment_event_cb, NULL); btn = lv_btn_create(lv_scr_act(), NULL); lv_obj_set_size(btn, h, h); lv_obj_align(btn, spinbox, LV_ALIGN_OUT_LEFT_MID, -5, 0); lv_obj_set_style_content_text(btn, LV_PART_MAIN, LV_STATE_DEFAULT, LV_SYMBOL_MINUS); lv_obj_add_event_cb(btn, lv_spinbox_decrement_event_cb, NULL); } #endif