#include "widgets.h" void lv_obj_set_style_bg_blacken(lv_obj_t* obj) { lv_obj_set_style_bg_color(obj, lv_color_black(), 0); lv_obj_set_style_border_color(obj, lv_color_black(), 0); } void lv_obj_set_style_bg_invisible(lv_obj_t* obj) { lv_obj_set_style_bg_opa(obj, 0, 0); lv_obj_set_style_border_opa(obj, 0, 0); } void lv_obj_set_style_no_padding(lv_obj_t* obj) { lv_obj_set_style_pad_all(obj, LV_STATE_DEFAULT, 0); lv_obj_set_style_pad_gap(obj, LV_STATE_DEFAULT, 0); }