VC 清空目录

//删除文件夹目录(非空)

bool DeleteDirectory(char* sDirName)
{
    CFileFind tempFind;
    char sTempFileFind[200] ;
   
    sprintf(sTempFileFind,"%s\*.*",sDirName);
    BOOL IsFinded = tempFind.FindFile(sTempFileFind);
    while (IsFinded)
    {
        IsFinded = tempFind.FindNextFile();
       
        if (!tempFind.IsDots())
        {
            char sFoundFileName[200];
            strcpy(sFoundFileName,tempFind.GetFileName().GetBuffer(200));
           
            if (tempFind.IsDirectory())
            {
                char sTempDir[200];
                sprintf(sTempDir,"%s\%s",sDirName,sFoundFileName);
                DeleteDirectory(sTempDir); //先删除文件夹下边的所有文件
            }
            else
            {
                char sTempFileName[200];
                sprintf(sTempFileName,"%s\%s",sDirName,sFoundFileName);
                DeleteFile(sTempFileName); //将该文件夹删除
            }
        }
    }
    tempFind.Close();
    if(!RemoveDirectory(sDirName))
    {
        return FALSE;
    }
    return TRUE;
}

//下面是应用，CString m_strDir 是一个文件夹路径，如：d:\downloadpic

BOOL DeleteAll()
{
    if(PathFileExists(m_strDir))    
        DeleteDirectory((LPSTR)(LPCTSTR)m_strDir);
    return 1;
}