iOS 之点击旋钮改变状态的图片

iOS 之点击按钮改变状态的图片

case401:

break;

case402:

        {

          [_timeLineButtonsetImage:[UIImageimageNamed:@"timeLineBefore"]forState:UIControlStateNormal];

            break;

        }

        case 403:

        {

           [_timeLineButtonsetImage:[UIImageimageNamed:@"timeLineBefore"]forState:UIControlStateNormal];     

            break;

        }

        default:

            break;

    }

}