Windows 系统操作系列API-(1)-SHGetFolderPath

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SHGetFolderPath/SHGetFolderPathW (VC获取特殊目录)

C++

HRESULT SHGetFolderPath(  _In_  HWND   hwndOwner,  _In_  int    nFolder,  _In_  HANDLE hToken,  _In_  DWORD  dwFlags,  _Out_ LPTSTR pszPath);

eg:

wstring strCddbCacheDirectory;

WCHAR szApplicationData[MAX_PATH] = L"";// MAX_PATH == 512
HRESULT hr = S_OK;

// get windows application data directory
hr = SHGetFolderPathW(
NULL, // HWND hwndOwner,
CSIDL_APPDATA,// int nFolder,
NULL, // HANDLE hToken,
0, // DWORD dwFlags,
szApplicationData// LPTSTR pszPath
);

if (hr == S_OK)
{
strCddbCacheDirectory= szApplicationData;

}

key:

· CSIDL_ADMINTOOLS

· CSIDL_APPDATA

· CSIDL_COMMON_ADMINTOOLS

· CSIDL_COMMON_APPDATA

· CSIDL_COMMON_DOCUMENTS

· CSIDL_COOKIES

· CSIDL_FLAG_CREATE

· CSIDL_FLAG_DONT_VERIFY

· CSIDL_HISTORY

· CSIDL_INTERNET_CACHE

· CSIDL_LOCAL_APPDATA

· CSIDL_MYPICTURES

· CSIDL_PERSONAL

· CSIDL_PROGRAM_FILES

· CSIDL_PROGRAM_FILES_COMMON

· CSIDL_SYSTEM

· CSIDL_WINDOWS

Examples-2

The following code example uses SHGetFolderPath to find or create a folder and then creates a file in it.

C++
TCHAR szPath[MAX_PATH];if(SUCCEEDED(SHGetFolderPath(NULL,                              CSIDL_PERSONAL|CSIDL_FLAG_CREATE,                              NULL,                              0,                              szPath))) {    PathAppend(szPath, TEXT("New Doc.txt"));    HANDLE hFile = CreateFile(szPath, ...);}