该api用来获取指定的系统路径

API声明： function ulong SHGetSpecialFolderPath(long hwndOwner,ref string lpszPath,int nFolder,boolean fCreate ) LIBRARY "shell32.dll" ALIAS FOR "SHGetSpecialFolderPathA"

Function Long GetDesktopWindow() Library 'user32.dll'

hwndOwner ：可用GetDesktopWindow API取一个窗口句柄。或直接传null.

lpszPath：返回路径的缓冲区

nFolder：标识代号

fCreate：true ：如果文件夹不存在则创建，false：不创建

lpszPath和nFolder对应关系：

nFolder　lpszPath

0　C:/Documents and Settings/当前用户/桌面

2　C:/Documents and Settings/当前用户/「开始」菜单/程序

5　C:/Documents and Settings/当前用户/My Documents

6　C:/Documents and Settings/当前用户/Favorites

7　C:/Documents and Settings/当前用户/「开始」菜单/程序/启动

8　C:/Documents and Settings/当前用户/Recent

9　C:/Documents and Settings/当前用户/SendTo

11　C:/Documents and Settings/当前用户/「开始」菜单

13　C:/Documents and Settings/当前用户/My Documents/My Music

14　C:/Documents and Settings/当前用户/My Documents/My Videos

16　C:/Documents and Settings/当前用户/桌面

19　C:/Documents and Settings/当前用户/NetHood

20　C:/WINDOWS/Fonts

21　C:/Documents and Settings/当前用户/Templates

22　C:/Documents and Settings/All Users/「开始」菜单

23　C:/Documents and Settings/All Users/「开始」菜单/程序

24　C:/Documents and Settings/All Users/「开始」菜单/程序/启动

25　C:/Documents and Settings/All Users/桌面

26　C:/Documents and Settings/当前用户/Application Data

27　C:/Documents and Settings/当前用户/PrintHood

28　C:/Documents and Settings/当前用户/Local Settings/Application Data

31　C:/Documents and Settings/All Users/Favorites

32　C:/Documents and Settings/当前用户/Local Settings/Temporary Internet Files

33　C:/Documents and Settings/当前用户/Cookies

34　C:/Documents and Settings/当前用户/Local Settings/History

35　C:/Documents and Settings/All Users/Application Data

36　C:/WINDOWS

37　C:/WINDOWS/system32

38　C:/Program Files

39　C:/Documents and Settings/当前用户/My Documents/My Pictures

40　C:/Documents and Settings/当前用户

43　C:/Program Files/Common Files

45　C:/Documents and Settings/All Users/Templates

46　C:/Documents and Settings/All Users/Documents

47　C:/Documents and Settings/All Users/「开始」菜单/程序/管理工具

48　C:/Documents and Settings/当前用户/「开始」菜单/程序/管理工具

53　C:/Documents and Settings/All Users/Documents/My Music

54　C:/Documents and Settings/All Users/Documents/My Pictures

55　C:/Documents and Settings/All Users/Documents/My Videos

56　C:/WINDOWS/resources

59　C:/Documents and Settings/当前用户/Local Settings/Application Data/Microsoft/CD Burning实例

#include <shlobj.h>

#pragma comment(lib, "shell32.lib")

TCHAR szPath[MAX_PATH];

SHGetSpecialFolderPath(NULL,szPath,CSIDL_COMMON_DOCUMENTS, FALSE);

// szPath 就是对于这个函数MSDN:使用说明：这里面的CSIDL可能有些使用不正常，最好参考本地SHLOBJ.H文件里面的定义使用保证能using,:)

TCHAR szPath[MAX_PATH];

SHGetSpecialFolderPath(NULL,szPath,CSIDL_APPDATA,FALSE);

MessageBox(NULL,szPath,"当前用户配置路径",MB_ICONSTOP);

VB6

声明（Declare）

Declare Function SHGetSpecialFolderPath Lib "shell32.dll" Alias "SHGetSpecialFolderPathA" (ByVal hwnd As Long, ByVal pszPath As String, ByVal csidl As Long, ByVal fCreate As Long) As Long