打开windows通用文件选择框

static BOOL CMyHelper::BrowseFolderDialog(   LPTSTR lpszPath, LPCTSTR lpszTitle , HANDLE hDlg = NULL, LPTSTR lpszRoot = NULL,BFFCALLBACK pCallBackFun = NULL);

 

 

 

BOOL CMyHelper::BrowseFolderDialog( LPTSTR lpszPath, LPCTSTR lpszTitle , HANDLE hDlg , LPTSTR lpszRoot ,BFFCALLBACK pCallBackFun )

{

    BOOL bRet; 

    LPITEMIDLIST lpil;

    BROWSEINFO bi;

    bi.hwndOwner=(HWND) hDlg; 

    

    // 准备root

    LPITEMIDLIST pidlRoot = NULL; 

    if (NULL != lpszRoot)

    {

        IShellFolder *ppshf;  

        SHGetDesktopFolder(&ppshf);  

        if(!ppshf) 

        {

            return FALSE;  

        }

        ppshf->ParseDisplayName((HWND)hDlg, NULL, lpszRoot, NULL, &pidlRoot, NULL); // 将根目录名字转换成定义的类型

        if(!pidlRoot)  

        {

            return FALSE;  

        }

    }

    bi.pidlRoot = pidlRoot;  

 

    bi.pszDisplayName = lpszPath;//szPath;  

    bi.lpszTitle = lpszTitle;  

    bi.ulFlags = BIF_RETURNONLYFSDIRS | BIF_NEWDIALOGSTYLE ;  

    bi.lpfn =  pCallBackFun;  

    bi.lParam = (LPARAM)lpszPath; 

 

    lpil = SHBrowseForFolder(&bi);  

    if(lpil == NULL)  

        return FALSE;  

    bRet = SHGetPathFromIDList(lpil, lpszPath);  

    CoTaskMemFree(lpil);  

 

//    分析路径

//     TCHAR szDrive[MAX_PATH], szDir[MAX_PATH], szFile[MAX_PATH], szExt[MAX_PATH]; 

//     _tsplitpath(lpszPath, szDrive, szDir, szFile, szExt);

 

    return bRet;  

 

}