pub unsafe extern "C" fn lv_obj_set_style_bg_grad_color(
obj: *mut _lv_obj_t,
value: lv_color_t,
selector: u32,
)
pub unsafe extern "C" fn lv_obj_set_style_bg_grad_color(
obj: *mut _lv_obj_t,
value: lv_color_t,
selector: u32,
)