遍历文件夹

BOOL EnumDllFiles(DWORD dwSetupID,CString FilePath,CString arry[],int length)
{
        CString NextPath,tem,id;
        CFileFind FileFind;
        WIN32_FIND_DATA   FindFileData={0};
        HANDLE   hFind=NULL;  
        BOOL bret=TRUE;
        int len;

        int a=strlen((LPCTSTR)FilePath);

 

        if (!hFind)
        {
              tem=FilePath +"//*";
              hFind=FindFirstFile((LPCTSTR)tem,&FindFileData);
         }
        if (!hFind)
            return FALSE;
        while (bret)
        {
               if(FindFileData.dwFileAttributes&FILE_ATTRIBUTE_DIRECTORY)
               {
                       if(!(strcmp(FindFileData.cFileName,".")==0||strcmp(FindFileData.cFileName,"..")==0))
                       {
                                NextPath=FilePath +"//"+FindFileData.cFileName;
                                 EnumDllFiles(dwSetupID,NextPath,arry,length);
                        }
                }
                else
                {
                       if (stricmp(FindFileData.cFileName,"pagefile.sys") !=0)
                       {
                              id=FilePath +"//"+FindFileData.cFileName;
                              len = id.GetLength();    
                              if (len>4)
                              {
                                       int nIndex = id.ReverseFind('.');
                                       tem=id.Right(len-nIndex);
                                       for (int i=0;i<length;i++)
                                       {
                                                if (tem.CompareNoCase(arry[i])==0)
                                                {
                                                         //SetDlgItemText(IDC_STATIC_TITLE,"");
                                                         //SetDlgItemText(IDC_STATIC_TITLE,id);
                                                         InsertProgItem(dwSetupID,id);
                                                         break;
                                                 }

                                         }

                                 }

                          }

                  }

                  bret=FindNextFile(hFind,&FindFileData);
          }
         FindClose(hFind);
         return TRUE;
}