天天打开电脑就看到那张桌面壁纸看腻了？手动更换壁纸太麻烦？来来来，有了它啥也不是问题。
实现原理：首先获取系统日期，然后查表查看今天是什么节气，更新壁纸。
开发工具：visual c++ 6.0
图片包请查看我发布的资源
注：需将编译生成的exe文件放到自动启动的文件夹。


#include <stdio.h>
#include <Windows.h>
#include<time.h>
#include <stdio.h>unsigned char jieqi_tab[100][24]={{0x06,0x0f,0x04,0x0d,0x05,0x0e,0x04,0x0e,0x05,0x0f,0x05,0x0f,0x07,0x10,0x07,0x17,0x07,0x17,0x08,0x17,0x07,0x10,0x07,0x0f,},//2000
{0x05,0x0e,0x04,0x0c,0x05,0x0e,0x05,0x0e,0x05,0x0f,0x05,0x0f,0x07,0x17,0x07,0x17,0x07,0x17,0x08,0x17,0x07,0x10,0x07,0x10,},//2001
{0x05,0x0e,0x04,0x0d,0x06,0x0f,0x05,0x0e,0x06,0x0f,0x06,0x0f,0x07,0x17,0x08,0x17,0x08,0x17,0x08,0x17,0x07,0x10,0x07,0x10,},//2002
{0x06,0x0e,0x04,0x0d,0x06,0x0f,0x05,0x0e,0x06,0x0f,0x06,0x10,0x07,0x17,0x08,0x17,0x08,0x17,0x09,0x22,0x08,0x17,0x07,0x10,},//2003
{0x06,0x0f,0x04,0x0d,0x05,0x0e,0x04,0x0e,0x05,0x0f,0x05,0x0f,0x07,0x10,0x07,0x17,0x07,0x17,0x08,0x17,0x07,0x10,0x07,0x0f,},//2004
{0x05,0x0e,0x04,0x0c,0x05,0x0e,0x05,0x0e,0x05,0x0f,0x05,0x0f,0x07,0x17,0x07,0x17,0x07,0x17,0x08,0x17,0x07,0x10,0x07,0x10,},//2005
{0x05,0x0e,0x04,0x0d,0x06,0x0f,0x05,0x0e,0x05,0x0f,0x06,0x0f,0x07,0x17,0x07,0x17,0x08,0x17,0x08,0x17,0x07,0x10,0x07,0x10,},//2006
{0x06,0x0e,0x04,0x0d,0x06,0x0f,0x05,0x0e,0x06,0x0f,0x06,0x10,0x07,0x17,0x08,0x17,0x08,0x17,0x09,0x22,0x08,0x17,0x07,0x10,},//2007
{0x06,0x0f,0x04,0x0d,0x05,0x0e,0x04,0x0e,0x05,0x0f,0x05,0x0f,0x07,0x10,0x07,0x17,0x07,0x10,0x08,0x17,0x07,0x10,0x07,0x0f,},//2008
{0x05,0x0e,0x04,0x0c,0x05,0x0e,0x04,0x0e,0x05,0x0f,0x05,0x0f,0x07,0x17,0x07,0x17,0x07,0x17,0x08,0x17,0x07,0x10,0x07,0x10,},//2009
{0x05,0x0e,0x04,0x0d,0x06,0x0f,0x05,0x0e,0x05,0x0f,0x06,0x0f,0x07,0x17,0x07,0x17,0x08,0x17,0x08,0x17,0x07,0x10,0x07,0x10,},//2010
{0x06,0x0e,0x04,0x0d,0x06,0x0f,0x05,0x0e,0x06,0x0f,0x06,0x10,0x07,0x17,0x08,0x17,0x08,0x17,0x08,0x22,0x08,0x17,0x07,0x10,},//2011
{0x06,0x0f,0x04,0x0d,0x05,0x0e,0x04,0x0e,0x05,0x0e,0x05,0x0f,0x07,0x10,0x07,0x17,0x07,0x10,0x08,0x17,0x07,0x10,0x07,0x0f,},//2012
{0x05,0x0e,0x04,0x0c,0x05,0x0e,0x04,0x0e,0x05,0x0f,0x05,0x0f,0x07,0x10,0x07,0x17,0x07,0x17,0x08,0x17,0x07,0x10,0x07,0x10,},//2013
{0x05,0x0e,0x04,0x0d,0x06,0x0f,0x05,0x0e,0x05,0x0f,0x06,0x0f,0x07,0x17,0x07,0x17,0x08,0x17,0x08,0x17,0x07,0x10,0x07,0x10,},//2014
{0x06,0x0e,0x04,0x0d,0x06,0x0f,0x05,0x0e,0x06,0x0f,0x06,0x10,0x07,0x17,0x08,0x17,0x08,0x17,0x08,0x22,0x08,0x10,0x07,0x10,},//2015
{0x06,0x0e,0x04,0x0d,0x05,0x0e,0x04,0x0d,0x05,0x0e,0x05,0x0f,0x07,0x10,0x07,0x17,0x07,0x10,0x08,0x17,0x07,0x10,0x07,0x0f,},//2016
{0x05,0x0e,0x03,0x0c,0x05,0x0e,0x04,0x0e,0x05,0x0f,0x05,0x0f,0x07,0x10,0x07,0x17,0x07,0x17,0x08,0x17,0x07,0x10,0x07,0x10,},//2017
{0x05,0x0e,0x04,0x0d,0x05,0x0f,0x05,0x0e,0x05,0x0f,0x06,0x0f,0x07,0x17,0x07,0x17,0x08,0x17,0x08,0x17,0x07,0x10,0x07,0x10,},//2018
{0x05,0x0e,0x04,0x0d,0x06,0x0f,0x05,0x0e,0x06,0x0f,0x06,0x0f,0x07,0x17,0x08,0x17,0x08,0x17,0x08,0x22,0x08,0x10,0x07,0x16,},//2019{0x06,0x14,0x04,0x13,0x05,0x14,0x04,0x13,0x05,0x14,0x05,0x15,0x06,0x16,0x07,0x16,0x07,0x16,0x08,0x17,0x07,0x16,0x07,0x15,},//2020
{0x05,0x14,0x03,0x12,0x05,0x14,0x04,0x14,0x05,0x15,0x05,0x15,0x07,0x16,0x07,0x17,0x07,0x17,0x08,0x17,0x07,0x16,0x07,0x15,},//2021
{0x05,0x14,0x04,0x13,0x05,0x14,0x05,0x14,0x05,0x15,0x06,0x15,0x07,0x17,0x07,0x17,0x07,0x17,0x08,0x17,0x07,0x16,0x07,0x16,},//2022
{5,20,4,19,6,21,5,20,6,21,6,21,7,23,8,23,8,23,8,24,8,22,7,22,},//2023
{6,20,4,19,5,20,4,19,5,20,5,21,6,22,7,22,7,22,8,23,7,22,6,21,},//2024
{5,20,3,18,5,20,4,20,5,21,5,21,7,22,7,23,7,23,8,23,7,22,7,21,},//2025
{0x05,20,0x04,18,0x05,20,0x05,20,0x05,21,0x05,21,0x07,23,0x07,23,0x07,23,0x08,23,0x07,22,0x07,22,},//2026
{0x05,20,0x04,19,0x06,21,0x05,20,0x06,21,0x06,21,0x07,23,0x08,23,0x08,23,0x08,23,0x07,22,0x07,22,},//2027
{0x06,20,0x04,19,0x05,20,0x04,19,0x05,20,0x05,21,0x06,22,0x07,22,0x07,22,0x08,23,0x07,22,0x06,21,},//2028
{0x05,20,0x03,18,0x05,20,0x04,20,0x05,21,0x05,21,0x07,22,0x07,23,0x07,23,0x08,23,0x07,22,0x07,21,},//2029
{0x05,20,0x04,18,0x05,20,0x05,20,0x05,21,0x05,21,0x07,23,0x07,23,0x07,23,0x08,23,0x07,22,0x07,22,},//2030
{0x05,20,0x04,19,0x06,21,0x05,20,0x06,21,0x06,21,0x07,23,0x08,23,0x08,23,0x08,23,0x07,22,0x07,22,},//2031
{0x06,20,0x04,19,0x05,20,0x04,19,0x05,20,0x05,21,0x06,22,0x07,22,0x07,22,0x08,23,0x07,22,0x06,21,},//2032
{0x05,20,0x03,18,0x05,20,0x04,20,0x05,21,0x05,21,0x07,22,0x07,23,0x07,23,0x08,23,0x07,22,0x07,21,},//2033
{0x05,20,0x04,18,0x05,20,0x05,20,0x05,21,0x05,21,0x07,23,0x07,23,0x07,23,0x08,23,0x07,22,0x07,22,},//2034{0x05,0x0e,0x04,0x0d,0x06,0x0f,0x05,0x0e,0x05,0x0f,0x06,0x0f,0x07,0x17,0x07,0x17,0x08,0x17,0x08,0x17,0x07,0x10,0x07,0x10,},//2035
{0x06,0x0e,0x04,0x0d,0x05,0x0e,0x04,0x0d,0x05,0x0e,0x05,0x0f,0x06,0x10,0x07,0x10,0x07,0x10,0x08,0x17,0x07,0x10,0x06,0x0f,},//2036
{0x05,0x0e,0x03,0x0c,0x05,0x0e,0x04,0x0e,0x05,0x0f,0x05,0x0f,0x07,0x10,0x07,0x17,0x07,0x17,0x08,0x17,0x07,0x10,0x07,0x0f,},//2037
{0x05,0x0e,0x04,0x0c,0x05,0x0e,0x05,0x0e,0x05,0x0f,0x05,0x0f,0x07,0x17,0x07,0x17,0x07,0x17,0x08,0x17,0x07,0x10,0x07,0x10,},//2038
{0x05,0x0e,0x04,0x0d,0x05,0x0f,0x05,0x0e,0x05,0x0f,0x06,0x0f,0x07,0x17,0x07,0x17,0x08,0x17,0x08,0x17,0x07,0x10,0x07,0x10,},//2039
{0x06,0x0e,0x04,0x0d,0x05,0x0e,0x04,0x0d,0x05,0x0e,0x05,0x0f,0x06,0x10,0x07,0x10,0x07,0x10,0x08,0x17,0x07,0x10,0x06,0x0f,},//2040
{0x05,0x0e,0x03,0x0c,0x05,0x0e,0x04,0x0e,0x05,0x0e,0x05,0x0f,0x07,0x10,0x07,0x17,0x07,0x10,0x08,0x17,0x07,0x10,0x07,0x0f,},//2041
{0x05,0x0e,0x04,0x0c,0x05,0x0e,0x04,0x0e,0x05,0x0f,0x05,0x0f,0x07,0x17,0x07,0x17,0x07,0x17,0x08,0x17,0x07,0x10,0x07,0x10,},//2042
{0x05,0x0e,0x04,0x0d,0x06,0x0f,0x05,0x0e,0x05,0x0f,0x06,0x0f,0x07,0x17,0x07,0x17,0x08,0x17,0x08,0x17,0x07,0x10,0x07,0x10,},//2043
{0x06,0x0e,0x04,0x0d,0x05,0x0e,0x04,0x0d,0x05,0x0e,0x05,0x0f,0x06,0x10,0x07,0x10,0x07,0x10,0x07,0x17,0x07,0x10,0x06,0x0f,},//2044
{0x05,0x0e,0x03,0x0c,0x05,0x0e,0x04,0x0d,0x05,0x0e,0x05,0x0f,0x07,0x10,0x07,0x17,0x07,0x10,0x08,0x17,0x07,0x10,0x07,0x0f,},//2045
{0x05,0x0e,0x04,0x0c,0x05,0x0e,0x04,0x0e,0x05,0x0f,0x05,0x0f,0x07,0x10,0x07,0x17,0x07,0x17,0x08,0x17,0x07,0x10,0x07,0x10,},//2046
{0x05,0x0e,0x04,0x0d,0x06,0x0f,0x05,0x0e,0x05,0x0f,0x06,0x0f,0x07,0x17,0x07,0x17,0x08,0x17,0x08,0x17,0x07,0x10,0x07,0x10,},//2047
{0x06,0x0e,0x04,0x0d,0x05,0x0e,0x04,0x0d,0x05,0x0e,0x05,0x0e,0x06,0x10,0x07,0x10,0x07,0x10,0x07,0x17,0x07,0x0f,0x06,0x0f,},//2048
{0x05,0x0d,0x03,0x0c,0x05,0x0e,0x04,0x0d,0x05,0x0e,0x05,0x0f,0x06,0x10,0x07,0x10,0x07,0x10,0x08,0x17,0x07,0x10,0x07,0x0f,},//2049
{0x05,0x0e,0x03,0x0c,0x05,0x0e,0x04,0x0e,0x05,0x0f,0x05,0x0f,0x07,0x10,0x07,0x17,0x07,0x17,0x08,0x17,0x07,0x10,0x07,0x10,},//2050
{0x05,0x0e,0x04,0x0d,0x05,0x0e,0x05,0x0e,0x05,0x0f,0x06,0x0f,0x07,0x17,0x07,0x17,0x07,0x17,0x08,0x17,0x07,0x10,0x07,0x10,},//2051
{0x05,0x0e,0x04,0x0d,0x05,0x0e,0x04,0x0d,0x05,0x0e,0x05,0x0e,0x06,0x10,0x07,0x10,0x07,0x10,0x07,0x17,0x07,0x0f,0x06,0x0f,},//2052
{0x05,0x0d,0x03,0x0c,0x05,0x0e,0x04,0x0d,0x05,0x0e,0x05,0x0f,0x06,0x10,0x07,0x10,0x07,0x10,0x08,0x17,0x07,0x10,0x07,0x0f,},//2053
{0x05,0x0e,0x03,0x0c,0x05,0x0e,0x04,0x0e,0x05,0x0f,0x05,0x0f,0x07,0x10,0x07,0x17,0x07,0x17,0x08,0x17,0x07,0x10,0x07,0x10,},//2054
{0x05,0x0e,0x04,0x0d,0x05,0x0e,0x05,0x0e,0x05,0x0f,0x05,0x0f,0x07,0x17,0x07,0x17,0x07,0x17,0x08,0x17,0x07,0x10,0x07,0x10,},//2055
{0x05,0x0e,0x04,0x0d,0x05,0x0e,0x04,0x0d,0x05,0x0e,0x05,0x0e,0x06,0x10,0x07,0x10,0x07,0x10,0x07,0x17,0x07,0x0f,0x06,0x0f,},//2056
{0x05,0x0d,0x03,0x0c,0x05,0x0e,0x04,0x0d,0x05,0x0e,0x05,0x0f,0x06,0x10,0x07,0x10,0x07,0x10,0x08,0x17,0x07,0x10,0x06,0x0f,},//2057
{0x05,0x0e,0x03,0x0c,0x05,0x0e,0x04,0x0e,0x05,0x0f,0x05,0x0f,0x07,0x10,0x07,0x17,0x07,0x17,0x08,0x17,0x07,0x10,0x07,0x0f,},//2058
{0x05,0x0e,0x04,0x0d,0x05,0x0e,0x05,0x0e,0x05,0x0f,0x05,0x0f,0x07,0x17,0x07,0x17,0x07,0x17,0x08,0x17,0x07,0x10,0x07,0x10,},//2059
{0x05,0x0e,0x04,0x0d,0x05,0x0e,0x04,0x0d,0x05,0x0e,0x05,0x0e,0x06,0x10,0x07,0x10,0x07,0x10,0x07,0x10,0x06,0x0f,0x06,0x0f,},//2060
{0x05,0x0d,0x03,0x0c,0x05,0x0e,0x04,0x0d,0x05,0x0e,0x05,0x0f,0x06,0x10,0x07,0x10,0x07,0x10,0x08,0x17,0x07,0x10,0x06,0x0f,},//2061
{0x05,0x0e,0x03,0x0c,0x05,0x0e,0x04,0x0e,0x05,0x0f,0x05,0x0f,0x07,0x10,0x07,0x17,0x07,0x17,0x08,0x17,0x07,0x10,0x07,0x0f,},//2062
{0x05,0x0e,0x04,0x0c,0x05,0x0e,0x05,0x0e,0x05,0x0f,0x05,0x0f,0x07,0x17,0x07,0x17,0x07,0x17,0x08,0x17,0x07,0x10,0x07,0x10,},//2063
{0x05,0x0e,0x04,0x0d,0x05,0x0e,0x04,0x0d,0x05,0x0e,0x05,0x0e,0x06,0x10,0x07,0x10,0x07,0x10,0x07,0x10,0x06,0x0f,0x06,0x0f,},//2064
{0x05,0x0d,0x03,0x0c,0x05,0x0e,0x04,0x0d,0x05,0x0e,0x05,0x0f,0x06,0x10,0x07,0x10,0x07,0x10,0x08,0x17,0x07,0x10,0x06,0x0f,},//2065
{0x05,0x0e,0x03,0x0c,0x05,0x0e,0x04,0x0e,0x05,0x0f,0x05,0x0f,0x07,0x10,0x07,0x17,0x07,0x17,0x08,0x17,0x07,0x10,0x07,0x0f,},//2066
{0x05,0x0e,0x04,0x0c,0x05,0x0e,0x05,0x0e,0x05,0x0f,0x05,0x0f,0x07,0x17,0x07,0x17,0x07,0x17,0x08,0x17,0x07,0x10,0x07,0x10,},//2067
{0x05,0x0e,0x04,0x0d,0x05,0x0e,0x04,0x0d,0x04,0x0e,0x05,0x0e,0x06,0x10,0x06,0x10,0x07,0x10,0x07,0x10,0x06,0x0f,0x06,0x0f,},//2068
{0x05,0x0d,0x03,0x0c,0x05,0x0e,0x04,0x0d,0x05,0x0e,0x05,0x0f,0x06,0x10,0x07,0x10,0x07,0x10,0x08,0x17,0x07,0x10,0x06,0x0f,},//2069
{0x05,0x0e,0x03,0x0c,0x05,0x0e,0x04,0x0e,0x05,0x0e,0x05,0x0f,0x07,0x10,0x07,0x17,0x07,0x10,0x08,0x17,0x07,0x10,0x07,0x0f,},//2070
{0x05,0x0e,0x04,0x0c,0x05,0x0e,0x05,0x0e,0x05,0x0f,0x05,0x0f,0x07,0x17,0x07,0x17,0x07,0x17,0x08,0x17,0x07,0x10,0x07,0x10,},//2071
{0x05,0x0e,0x04,0x0d,0x05,0x0e,0x04,0x0d,0x04,0x0e,0x05,0x0e,0x06,0x10,0x06,0x10,0x07,0x10,0x07,0x10,0x06,0x0f,0x06,0x0f,},//2072
{0x05,0x0d,0x03,0x0c,0x05,0x0e,0x04,0x0d,0x05,0x0e,0x05,0x0f,0x06,0x10,0x07,0x10,0x07,0x10,0x07,0x17,0x07,0x10,0x06,0x0f,},//2073
{0x05,0x0e,0x03,0x0c,0x05,0x0e,0x04,0x0e,0x05,0x0e,0x05,0x0f,0x07,0x10,0x07,0x17,0x07,0x10,0x08,0x17,0x07,0x10,0x07,0x0f,},//2074
{0x05,0x0e,0x04,0x0c,0x05,0x0e,0x04,0x0e,0x05,0x0f,0x05,0x0f,0x07,0x10,0x07,0x17,0x07,0x17,0x08,0x17,0x07,0x10,0x07,0x10,},//2075
{0x05,0x0e,0x04,0x0d,0x05,0x0e,0x04,0x0d,0x04,0x0e,0x05,0x0e,0x06,0x10,0x06,0x10,0x07,0x10,0x07,0x10,0x06,0x0f,0x06,0x0f,},//2076
{0x05,0x0d,0x03,0x0c,0x05,0x0e,0x04,0x0d,0x05,0x0e,0x05,0x0f,0x06,0x10,0x07,0x10,0x07,0x10,0x07,0x17,0x07,0x10,0x06,0x0f,},//2077
{0x05,0x0e,0x03,0x0c,0x05,0x0e,0x04,0x0d,0x05,0x0e,0x05,0x0f,0x06,0x10,0x07,0x17,0x07,0x10,0x08,0x17,0x07,0x10,0x07,0x0f,},//2078
{0x05,0x0e,0x04,0x0c,0x05,0x0e,0x04,0x0e,0x05,0x0f,0x05,0x0f,0x07,0x10,0x07,0x17,0x07,0x17,0x08,0x17,0x07,0x10,0x07,0x10,},//2079
{0x05,0x0e,0x04,0x0d,0x05,0x0e,0x04,0x0d,0x04,0x0e,0x05,0x0e,0x06,0x10,0x06,0x10,0x07,0x10,0x07,0x10,0x06,0x0f,0x06,0x0f,},//2080
{0x05,0x0d,0x03,0x0c,0x05,0x0e,0x04,0x0d,0x05,0x0e,0x05,0x0e,0x06,0x10,0x07,0x10,0x07,0x10,0x07,0x17,0x07,0x0f,0x06,0x0f,},//2081
{0x05,0x0e,0x03,0x0c,0x05,0x0e,0x04,0x0d,0x05,0x0e,0x05,0x0f,0x06,0x10,0x07,0x10,0x07,0x10,0x08,0x17,0x07,0x10,0x07,0x0f,},//2082
{0x05,0x0e,0x03,0x0c,0x05,0x0e,0x04,0x0e,0x05,0x0f,0x05,0x0f,0x07,0x10,0x07,0x17,0x07,0x17,0x08,0x17,0x07,0x10,0x07,0x10,},//2083
{0x05,0x0e,0x04,0x0d,0x04,0x0d,0x04,0x0d,0x04,0x0e,0x05,0x0e,0x06,0x10,0x06,0x10,0x06,0x10,0x07,0x10,0x06,0x0f,0x06,0x0f,},//2084
{0x04,0x0d,0x03,0x0c,0x05,0x0e,0x04,0x0d,0x05,0x0e,0x05,0x0e,0x06,0x10,0x07,0x10,0x07,0x10,0x07,0x17,0x07,0x0f,0x06,0x0f,},//2085
{0x05,0x0d,0x03,0x0c,0x05,0x0e,0x04,0x0d,0x05,0x0e,0x05,0x0f,0x06,0x10,0x07,0x10,0x07,0x10,0x08,0x17,0x07,0x10,0x07,0x0f,},//2086
{0x05,0x0e,0x03,0x0c,0x05,0x0e,0x04,0x0e,0x05,0x0f,0x05,0x0f,0x07,0x10,0x07,0x17,0x07,0x17,0x08,0x17,0x07,0x10,0x07,0x10,},//2087
{0x05,0x0e,0x04,0x0d,0x04,0x0d,0x04,0x0d,0x04,0x0e,0x04,0x0e,0x06,0x10,0x06,0x10,0x06,0x10,0x07,0x10,0x06,0x0f,0x06,0x0f,},//2088
{0x04,0x0d,0x03,0x0c,0x05,0x0e,0x04,0x0d,0x05,0x0e,0x05,0x0e,0x06,0x10,0x07,0x10,0x07,0x10,0x07,0x17,0x07,0x0f,0x06,0x0f,},//2089
{0x05,0x0d,0x03,0x0c,0x05,0x0e,0x04,0x0d,0x05,0x0e,0x05,0x0f,0x06,0x10,0x07,0x10,0x07,0x10,0x08,0x17,0x07,0x10,0x06,0x0f,},//2090
{0x05,0x0e,0x03,0x0c,0x05,0x0e,0x04,0x0e,0x05,0x0f,0x05,0x0f,0x07,0x10,0x07,0x17,0x07,0x17,0x08,0x17,0x07,0x10,0x07,0x0f,},//2091
{0x05,0x0e,0x04,0x0d,0x04,0x0d,0x04,0x0d,0x04,0x0e,0x04,0x0e,0x06,0x10,0x06,0x10,0x06,0x10,0x07,0x10,0x06,0x0f,0x06,0x0f,},//2092
{0x04,0x0d,0x03,0x0c,0x05,0x0e,0x04,0x0d,0x05,0x0e,0x05,0x0e,0x06,0x10,0x07,0x10,0x07,0x10,0x07,0x10,0x06,0x0f,0x06,0x0f,},//2093
{0x05,0x0d,0x03,0x0c,0x05,0x0e,0x04,0x0d,0x05,0x0e,0x05,0x0f,0x06,0x10,0x07,0x10,0x07,0x10,0x08,0x17,0x07,0x10,0x06,0x0f,},//2094
{0x05,0x0e,0x03,0x0c,0x05,0x0e,0x04,0x0e,0x05,0x0f,0x05,0x0f,0x07,0x10,0x07,0x17,0x07,0x17,0x08,0x17,0x07,0x10,0x07,0x0f,},//2095
{0x05,0x0e,0x04,0x0c,0x04,0x0d,0x04,0x0d,0x04,0x0e,0x04,0x0e,0x06,0x10,0x06,0x10,0x06,0x10,0x07,0x10,0x06,0x0f,0x06,0x0f,},//2096
{0x04,0x0d,0x03,0x0c,0x05,0x0e,0x04,0x0d,0x05,0x0e,0x05,0x0e,0x06,0x10,0x06,0x10,0x07,0x10,0x07,0x10,0x06,0x0f,0x06,0x0f,},//2097
{0x05,0x0d,0x03,0x0c,0x05,0x0e,0x04,0x0d,0x05,0x0e,0x05,0x0f,0x06,0x10,0x07,0x10,0x07,0x10,0x08,0x17,0x07,0x10,0x06,0x0f,},//2098
{0x05,0x0e,0x03,0x0c,0x05,0x0e,0x04,0x0e,0x05,0x0f,0x05,0x0f,0x07,0x10,0x07,0x17,0x07,0x17,0x08,0x17,0x07,0x10,0x07,0x0f,},//2099
};/*
节气序号说明0:小寒
1:大寒2:立春
3:雨水4:惊蛰
5:春分6:清明
7:谷雨8:立夏
9:小满10:芒种
11:夏至12:小暑
13:大暑14:立秋
15:处暑16:白露
17:秋分18:寒露
19:霜降20:立冬
21:小雪22:大雪
23:冬至24:（无节气）
*/unsigned char Conver_jieqi(int year,unsigned char month,unsigned char day);
int main()
{unsigned char file_name[24][16]={"1.立春.jpg","2.雨水.jpg","3.惊蛰.jpg","4.春分.jpg","5.清明.jpg","6.谷雨.jpg","7.立夏.jpg","8.小满.jpg","9.芒种.jpg","10.夏至.jpg","11.小暑.jpg","12.大暑.jpg","13.立秋.jpg","14.处暑.jpg","15.白露.jpg","16.秋分.jpg","17.寒露.jpg","18.霜降.jpg","19.立冬.jpg","20.小雪.jpg","21.大雪.jpg","22.冬至.jpg","23.小寒.jpg","24.大寒.jpg"};unsigned char name_index;unsigned char path_name[50]={0};int index_of_now;time_t timep;struct tm *p;time (&timep);p=gmtime(&timep);
/*
printf("%d\n",p->tm_sec);
printf("%d\n",p->tm_min);
printf("%d\n",8+p->tm_hour);
printf("%d\n",p->tm_mday);
printf("%d\n",1+p->tm_mon);
printf("%d\n",1900+p->tm_year);
printf("%d\n",p->tm_yday);
*/
//  index_of_now=(int)Conver_jieqi(2019,12,1);index_of_now=(int)Conver_jieqi(1900+p->tm_year,(unsigned char)(1+p->tm_mon),(unsigned char)p->tm_mday);if(index_of_now>=2)name_index=index_of_now-2;else name_index=index_of_now+22;sprintf(path_name,"C:\\Users\\lxh1205509119\\Desktop\\壁纸\\%s",file_name[name_index]);
//  printf("%d %s\n",index_of_now,path_name);SystemParametersInfo(SPI_SETDESKWALLPAPER, 0,path_name , SPIF_SENDCHANGE|SPIF_UPDATEINIFILE);
//  while(1);/*if(SystemParametersInfo(SPI_SETDESKWALLPAPER, 0, "C:\\Users\\lxh1205509119\\Desktop\\壁纸\\1.立春.jpg", SPIF_SENDCHANGE|SPIF_UPDATEINIFILE)){printf("更换成功!\n");}else{printf("更换失败\n");}*/return 0;
}unsigned char Conver_jieqi(int year,unsigned char month,unsigned char day)
{//BCD->hex 先把数据转换为十六进制
unsigned char month_add; year=year-2000;//2000年到2100年转化为0到100
month_add=month*2-2;//定位月份数据表地址
//printf("y=%d m=%d d=%d h1=%d h2=%d\n",year,month_add,day,jieqi_tab[year][month_add],jieqi_tab[year][month_add+1]);if(day<jieqi_tab[year][month_add])//未到当月第一个节气{if(month_add-1>=0)return (month_add-1);else return 23;//十二月末到一月初}else if(day==jieqi_tab[year][month_add]||(day>jieqi_tab[year][month_add]&&day<jieqi_tab[year][month_add+1]))//当月第一个和第二个节气之间return (month_add);else if(day>=jieqi_tab[year][month_add+1])//当月第二个节气return (month_add+1);else return 24;//返回错误值
}

上张效果图，是不是酷爆了？

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