1 void CWriteWnd::OpenFileDialog() 2 { 3     OPENFILENAME ofn;       4     TCHAR szFile[MAX_PATH] = _T(""); 5  6     ZeroMemory(&ofn, sizeof(ofn));   7     ofn.lStructSize = sizeof(ofn); 8     ofn.hwndOwner   = *this; 9     ofn.lpstrFile   = szFile;   10     ofn.nMaxFile    = sizeof(szFile);  11     ofn.lpstrFilter = NULL;12     ofn.nFilterIndex    = 1;  13     ofn.lpstrFileTitle  = NULL;  14     ofn.nMaxFileTitle   = 0;  15     ofn.lpstrInitialDir = NULL;  16     ofn.Flags = OFN_EXPLORER | OFN_PATHMUSTEXIST | OFN_FILEMUSTEXIST;17 18     GetOpenFileName(&ofn);//如果用户指定了一个文件名且点击OK按钮，返回值为非零值。如果用户取消或关闭Save对话框或错误出现，返回值为零。19     if (GetOpenFileName(&ofn))  20     {21         //std::vector
     
       vctString(1, szFile);//保存添加文件的路径22     }23    else24    {25        DWORD dwError = NOERROR;26        dwError = CommDlgExtendedError();27    }28 }
     

 

 

 

注:The error codes returned by CommDlgExtendedError are defined in the Cderr.h file.