使用MFC的WinInet下载网页图片存于本地

新建一个基于对话框的工程，然后给确定按钮添加如下处理事件！【引入头文件afxinet.h】void CTestDlg::OnOK() { const int dwBufSize = 1024; CInternetSession * Session = new CInternetSession; CHttpFile* pHttpFile = NULL; CStdioFile pLocalFile; DWORD dwlen; try { LPBYTE lpBuf = new byte[dwBufSize]; // 把这个szPath置为D://test.jpg就行了 pLocalFile.Open( "D://test.jpg", CFile::modeCreate | CFile::modeWrite | CFile::typeBinary ); pHttpFile =(CHttpFile*)Session->OpenURL( "http://hiphotos.baidu.com/q252061160/pic/item/e4a5a9f010c6502bb17ec59d.jpg", 1, INTERNET_FLAG_TRANSFER_BINARY | INTERNET_FLAG_RELOAD | INTERNET_FLAG_DONT_CACHE, NULL, 0); while(dwlen = pHttpFile-> Read(lpBuf, dwBufSize-1 )) { pLocalFile.Write(lpBuf,dwlen); } pLocalFile.Close(); pHttpFile->Close(); pHttpFile=NULL; delete[] lpBuf; } catch(CInternetException eInt) { eInt.Delete(); } catch(CMemoryException eMem) { eMem.Delete(); } catch(CFileException eFile) { eFile.Delete(); } CDialog::OnOK();}