由于windows自带的datetimepicker控件不符合我的软件的界面风格，所以自绘了一个vc日期时间控件，界面精美，datetimepicker的基本功能都能实现，有心者可在此基础上继续开发。- Since the windows comes datetimepicker control does not match my software interface style, so the painting of a vc date time controls, beautiful