锘??xml version="1.0" encoding="utf-8" standalone="yes"?>久久久SS麻豆欧美国产日韩,亚洲欧洲久久久精品,一本大道久久香蕉成人网http://m.shnenglu.com/ivenher/category/3332.htmlzh-cnMon, 19 May 2008 12:33:50 GMTMon, 19 May 2008 12:33:50 GMT60VC6.0涓嬌鐢⊿tream Object璇誨彇鏁版嵁涓祦鏂囦歡騫舵樉紺築mp,JPG絳夊浘鐗?錛堣漿錛?/title><link>http://m.shnenglu.com/ivenher/archive/2007/01/13/17591.html</link><dc:creator>鐖遍キ鐩?/dc:creator><author>鐖遍キ鐩?/author><pubDate>Sat, 13 Jan 2007 08:47:00 GMT</pubDate><guid>http://m.shnenglu.com/ivenher/archive/2007/01/13/17591.html</guid><wfw:comment>http://m.shnenglu.com/ivenher/comments/17591.html</wfw:comment><comments>http://m.shnenglu.com/ivenher/archive/2007/01/13/17591.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://m.shnenglu.com/ivenher/comments/commentRss/17591.html</wfw:commentRss><trackback:ping>http://m.shnenglu.com/ivenher/services/trackbacks/17591.html</trackback:ping><description><![CDATA[鍦╒C6.0涓垜浠氬父鐢ˋdo鐨凢ield 瀵硅薄鐨凣etChuck鍜孉ppendChunk鏉ヨ鍐橞lob瀵硅薄錛屼絾鏄繖鏍峰仛瑕佸啓寰堝鐨勪唬鐮侊紝鍏跺疄ado緇欐垜浠彁渚涗簡涓涓洿鏄撴搷浣滅殑瀵硅薄閭e氨鏄疭tream Object錛岄氳繃瀹冩垜浠彲浠ユ洿瀹規槗鐨勬搷浣滄暟鎹簱涓殑Blob瀵硅薄錛岃屼笖鍙互鐩存帴鎶夿lob瀵硅薄浠庢暟鎹簱淇濆瓨鍒版湰鍦版枃浠訛紝鎴栬呯洿鎺ヨ鍙栨枃浠跺啓鍏ュ埌鏁版嵁搴撲腑銆備笅闈㈠氨璇︾粏鎻忚堪濡備綍鎿嶄綔銆?br>         棣栧厛鐢蟲槑Stream瀵硅薄<br>      _ StreamPtr  pStm;<br>         pStm.CreateInstance("ADODB.Stream");<br>         variant_t varOptional(DISP_E_PARAMNOTFOUND,VT_ERROR);<br>         pStm->PutType(adTypeBinary);//綾誨瀷涓轟簩榪涘埗<br>         //寰楀埌瀛楁鍐呭鐨勫ぇ灝?br>       //  long lDataSize = m_pRecordset->GetFields()->GetItem("photo")->ActualSize;<br>        //m_pRecordset涓轟竴涓墦寮鐨勭邯褰曢泦瀵硅薄錛屽惈鏈塸hoto榪欎釜blob瀛楁<br>        pStm->Open( varOptional,  <br>                     adModeUnknown, adOpenStreamUnspecified, _bstr_t(), _bstr_t());         <br>         //鎵撳紑pStm<br>          pStm->Write(_variant_t(m_pRecordset->GetFields()->GetItem("photo")->Value));<br>          //鎶妏hoto瀛楁鐨勫唴瀹瑰啓鍏Stm<br>          pStm->SaveToFile("c:\\publogo.jpg", adSaveCreateOverWrite);<br>          pStm->Close();<br>           //鐩存帴淇濆瓨涓烘枃浠?濡傛灉鏄埆鐨勬牸寮忓彧瑕佷繚瀛樼殑鏃跺欐敼鍙樺悗緙灝卞彲浠ヤ簡<br>       涓嬮潰鏄鏋滀笉淇濆瓨鎴愭枃浠跺彲浠ョ洿鎺ラ氳繃Com瀵硅薄鏉ョ粯鍒惰鍥劇墖錛孖Picture 鍙互鏄劇ず澶氱鏍煎紡鍥劇墖.<br>        HGLOBAL hGlobal = GlobalAlloc(GMEM_MOVEABLE, pStm->GetSize());  <br>        LPVOID pvData = NULL;  <br>       IStream *ps;<br>        if (hGlobal != NULL)  <br>       {  <br>                  if ((pvData = GlobalLock(hGlobal)) != NULL)  <br>                 {  <br>                        char * m_pBMPBuffer = new char[pStm->GetSize()+1];//鍒嗛厤蹇呰鐨勫瓨鍌ㄧ┖闂?br>                        char *pBuf = NULL;<br>                         SafeArrayAccessData(varBLOB.parray,(void **)&pBuf);<br>                         memcpy(pvData,pBuf,pStm->GetSize()); //澶嶅埗鏁版嵁鍒扮紦鍐?鍖?nbsp;          m_pBMPBuffer<br>                      SafeArrayUnaccessData (varBLOB.parray);<br>                     GlobalUnlock(hGlobal);<br>                     CreateStreamOnHGlobal(hGlobal, TRUE, &ps);<br>                   }<br>        } <p>       <font color=#3d11ee>IPicture *pPic;</font><br>        <font color=#1a6be6>if(SUCCEEDED(OleLoadPicture(ps,pStm->GetSize() ,TRUE,IID_IPicture,(LPVOID*)&pPic))) <br>        { </font></p> <p><font color=#1a6be6>           OLE_XSIZE_HIMETRIC hmWidth;  <br>           OLE_YSIZE_HIMETRIC hmHeight;  <br>           pPic->get_Width(&hmWidth);  <br>           pPic->get_Height(&hmHeight);  <br>           double fX,fY;  <br>           CDC *pDC = GetClientDC();//榪欓噷鏍規嵁鍏蜂綋璇峰喌鏉ュ彇<br>         fX=(double)pDC->GetDeviceCaps(HORZRES)*(double)hmWidth/((double)pDC->GetDeviceCaps(HORZSIZE)*100.0);  <br>fY =(double)pDC->GetDeviceCaps(VERTRES)*(double)hmHeight/((double)pDC->GetDeviceCaps(VERTSIZE)*100.0);  <br>      if(FAILED(pPic->Render(*pDC,0,0,(DWORD)fX,(DWORD)fY,0,hmHeight,hmWidth,-hmHeight,NULL)))  <br>         AfxMessageBox("鍥懼儚緇樺埗澶辮觸錛?);   <br>       pPic->Release();  <br></font>}  <br>          榪欐牱灝卞畬鎴愪簡瀵瑰浘鐗囨枃浠朵粠鏁版嵁搴撹鍑哄拰鏄劇ず鐨勮繃紼嬨?br>         瀵逛簬浠庢枃浠跺啓鍏ユ暟鎹簱灝辯浉瀵圭殑瀹規槗澶氫簡,<br>          _StreamPtr  pStm;<br>         pStm.CreateInstance("ADODB.Stream");<br>         variant_t varOptional(DISP_E_PARAMNOTFOUND,VT_ERROR);<br>      //   long lDataSize = m_pRecordset->GetFields()->GetItem("photo")->ActualSize;<br>         pStm->PutType(adTypeBinary錛?/p> <p>        pStm->Open( varOptional,  <br>                     adModeUnknown, adOpenStreamUnspecified, _bstr_t(), _bstr_t());<br>         pStm->LoadFromFile("c:\\book.gif");//璇誨叆鏂囦歡<br>         variant_t  varBLOB=pStm->Read(adReadAll);<br>       m_pRecordset->GetFields()->GetItem("photo")->Value= varBLOB;//淇濆瓨鍒版暟鎹泦瀵硅薄銆?br>浠ヤ笂灝辨槸鍏充簬ADO鐨凷tream瀵硅薄鎿嶄綔鏁版嵁搴撲腑鐨刡lob瀛楁鐨勫叿浣撴柟娉曪紝涓昏鏄鍥劇墖鎴戜滑榪樺彲瀵瑰畠榪涜鏀歸犳垚鍏朵粬鐨勶紝姣斿璇昏呭彲浠ユ敼閫犳垚璇誨彇XMl鏂囦歡錛屽茍淇濆瓨絳夌瓑銆?br></p> <img src ="http://m.shnenglu.com/ivenher/aggbug/17591.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://m.shnenglu.com/ivenher/" target="_blank">鐖遍キ鐩?/a> 2007-01-13 16:47 <a href="http://m.shnenglu.com/ivenher/archive/2007/01/13/17591.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>鐢∕FC + ADO 鎶妀pg鍥捐薄鏂囦歡鏀懼叆ACCESS搴撲腑 錛堣漿錛?/title><link>http://m.shnenglu.com/ivenher/archive/2007/01/13/17590.html</link><dc:creator>鐖遍キ鐩?/dc:creator><author>鐖遍キ鐩?/author><pubDate>Sat, 13 Jan 2007 08:42:00 GMT</pubDate><guid>http://m.shnenglu.com/ivenher/archive/2007/01/13/17590.html</guid><wfw:comment>http://m.shnenglu.com/ivenher/comments/17590.html</wfw:comment><comments>http://m.shnenglu.com/ivenher/archive/2007/01/13/17590.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://m.shnenglu.com/ivenher/comments/commentRss/17590.html</wfw:commentRss><trackback:ping>http://m.shnenglu.com/ivenher/services/trackbacks/17590.html</trackback:ping><description><![CDATA[緗戜笂濂借薄榪欎釜渚嬪瓙榪樻病鏈夋牱錛屽鏋滀綘鐢╒C鍋氫竴涓漢浜嬮儴綆$悊緋葷粺錛屼笉鍙兘娌℃湁浜哄憳鐓х墖鍚э紒鑳芥壘鍒扮殑渚嬪瓙涓兘鏄敤BMP錛屼笉鏁㈢敤!<br>榪欎釜渚嬪瓙鐢ㄥ埌浜哣C6.0鍜宎ccess2002(officeXP),娑夊強鍒癆DO鐨勭敤娉?鏂囦歡瀵硅瘽妗嗙殑浣跨敤,涓涓狢Picture綾誨拰涓涓猙uffer緙撳啿鍖恒?br><br><strong><img height=16 alt="" src="http://www.vckbase.com/document/image/paragraph.gif" width=14 twffan="done"> 涓銆佹垜鐨凙DO鐢ㄦ硶鏁寸悊</strong><br><br>1.銆stdafx.h澶存枃浠朵腑鍔犲叆: <pre>#import "c:\program files\common files\system\ado\msado15.dll" no_namespace rename("EOF","adoEOF")</pre> 2.銆搴旂敤紼嬪簭鍒濆鍖栦腑鍔犲叆: <pre>AfxOleInit();HRESULT hr;try{ hr = m_pConnection.CreateInstance("ADODB.Connection");///鍒涘緩Connection瀵硅薄 if(SUCCEEDED(hr)) { hr = m_pConnection->Open("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=wy.mdb","","",adModeUnknown);///榪炴帴鏁版嵁搴?///涓婇潰涓鍙ヤ腑榪炴帴瀛椾覆涓殑Provider鏄拡瀵笰CCESS2000鐜鐨勶紝瀵逛簬ACCESS97,闇瑕佹敼涓?Provider=Microsoft.Jet.OLEDB.3.51; }}catch(_com_error e)///鎹曟崏寮傚父{ CString errormessage; errormessage.Format("鎵撳紑 wy.mdb 鏁版嵁搴撳け璐?\r\n閿欒淇℃伅:%s",e.ErrorMessage()); AfxMessageBox(errormessage);///鏄劇ず閿欒淇℃伅}</pre> 3.銆搴旂敤紼嬪簭EXIT涓姞鍏? <pre>if (m_pConnection->State) m_pConnection->Close(); </pre> 4.銆搴旂敤紼嬪簭涓姞鍏? <pre>_ConnectionPtr m_pConnection;</pre> 5.銆瀵硅瘽妗嗙被涓姞鍏? <pre>_RecordsetPtr m_pRecordset;</pre> 6. 娉ㄦ剰浣跨敤: <pre>extern CWYApp theApp;</pre> 7. 浣跨敤綰綍闆? <pre>try{ m_pRecordset.CreateInstance("ADODB.Recordset"); m_pRecordset->Open("SELECT * FROM 瀹㈡埛 ORDER BY 瀹㈡埛id", _variant_t((IDispatch*)theApp.m_pConnection,true), adOpenStatic,adLockOptimistic,adCmdText);}catch(_com_error e)///鎹曟崏寮傚父{ AfxMessageBox("璇誨彇鏁版嵁搴撳け璐?");///鏄劇ず閿欒淇℃伅}</pre> CPicture綾?瀹冭兘澶熸樉紺篔PG.GIF絳夌瓑鍥劇墖錛岃鎯呰鐪婥Picture.h澶存枃浠? <p>CPicture.h<br>CPicture.cpp<br><br><strong><img height=16 alt="" src="http://www.vckbase.com/document/image/paragraph.gif" width=14 twffan="done"> 浜屻佹祦紼嬪浘</strong><br><br><img height=92 alt="" src="http://www.vckbase.com/document/journal/vckbase23/images/ADO_JPG.gif" width=322 twffan="done"><br><br>浣犱竴鐪嬩究鐭ワ細 ADO浣滅敤鍦╞uffer鍐呭瓨鍜孉CCESS2002鏁版嵁搴撲箣闂?鑰孋Picture浣滅敤鍦╞uffer鍐呭瓨鍜屾樉紺虹獥鍙d箣闂? <br><br><strong><img height=16 alt="" src="http://www.vckbase.com/document/image/paragraph.gif" width=14 twffan="done"> 涓夈佸皢jpg瀛樺叆搴撳茍鏄劇ず</strong></p> <pre>void COneDlg::OnButton1() { CFile f; CString FilePathName; CFileException e; CFileDialog dlg(TRUE,NULL,NULL,0,"jpg Files (*.jpg)|*.jpg||",this); if(dlg.DoModal()==IDOK) { FilePathName=dlg.GetPathName(); if(m_Pic.m_IPicture != NULL) m_Pic.FreePictureData(); // Important - Avoid Leaks... if(f.Open(FilePathName, Cfile::modeRead | Cfile::typeBinary, &e)) //鎵撳紑浜嗕竴涓猨pg鏂囦歡 { int nSize = f.GetLength(); //鍏堝緱鍒癹pg鏂囦歡闀垮害 BYTE * pBuffer = new BYTE [nSize]; //鎸夋枃浠剁殑澶у皬鍦ㄥ爢涓婄敵璇蜂竴鍧楀唴瀛? if (f.Read(pBuffer, nSize) > 0 ) //鎶妀pg鏂囦歡璇誨埌pBuffer(鍫嗕笂鐢寵涓鍧楀唴瀛? { BYTE *pBuf = pBuffer; ///涓嬮潰榪欎竴澶ф鏄妸pBuffer閲岀殑jpg鏁版嵁鏀懼埌搴撲腑 VARIANT varBLOB; SAFEARRAY *psa; SAFEARRAYBOUND rgsabound[1]; m_pRecordset->AddNew(); if(pBuf) { rgsabound[0].lLbound = 0; rgsabound[0].cElements = nSize; psa = SafeArrayCreate(VT_UI1, 1, rgsabound); for (long i = 0; i < (long)nSize; i++) SafeArrayPutElement (psa, &i, pBuf++); varBLOB.vt = VT_ARRAY | VT_UI1; varBLOB.parray = psa; m_pRecordset->GetFields()->GetItem("j")->AppendChunk(varBLOB); } m_pRecordset->Update(); (m_Pic.LoadPictureData(pBuffer, nSize));//鎺ヤ綔璋冪敤鍑芥暟璇籶Buffer鐨刯pg鏁版嵁鍑嗗鏄劇ず delete [] pBuffer; //鍒犳帀鍫嗕笂鐢寵鐨勯偅涓鍧楀唴瀛? pBuf=0; //浠ラ槻浜屾涔辯敤 } f.Close(); } CClientDC dc(this); m_Pic.UpdateSizeOnDC(&dc); // Get Picture Dimentions In Pixels m_Pic.Show(&dc, CRect(200,0,200+m_Pic.m_Width,m_Pic.m_Height) );//鏄劇ず鍑烘潵鐪嬬湅 } }.......</pre> 瀹屾暣鐨勪緥瀛愪腑鏈夎緝澶氱殑涓枃璇存槑錛屽浣犳湁鐢ㄥ悧!?錛屾湁浠涔堜笉濡ヤ箣澶勮楂樻墜鎸囨暀 <br> <img src ="http://m.shnenglu.com/ivenher/aggbug/17590.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://m.shnenglu.com/ivenher/" target="_blank">鐖遍キ鐩?/a> 2007-01-13 16:42 <a href="http://m.shnenglu.com/ivenher/archive/2007/01/13/17590.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item></channel></rss> <footer> <div class="friendship-link"> <p>感谢您访问我们的网站,您可能还对以下资源感兴趣:</p> <a href="http://m.shnenglu.com/" title="精品视频久久久久">精品视频久久久久</a> <div class="friend-links"> </div> </div> </footer> <a href="http://www.c-c-city.com.cn" 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