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blog名称:小雨
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 [知识积累]vc 访问带返回值的存储过程 ，纯粹记录免得到处找 |
小雨 发表于 2009/3/19 20:35:53 |
#import "MSADO15.DLL" no_namespace rename("EOF","rsEOF")
void CTestDlg::OnOK() {CoInitialize(NULL);
// Define ADO object pointers. // Initialize pointers on define. // These are in the ADODB:: namespace. _CommandPtr pcmdByRoyalty = NULL;
_ConnectionPtr pConnection = NULL; _ParameterPtr m_pParam;
_bstr_t strCnn("Provider=sqloledb;Data Source=127.0.0.1;initial Catalog=NetInfo;User Id=sa;Password=123");
//Open a Connection. pConnection.CreateInstance(__uuidof(Connection)); pConnection->Open(strCnn,"","",NULL); pConnection->CursorLocation = adUseClient;
//Open Command Object with one Parameter pcmdByRoyalty.CreateInstance(__uuidof(Command)); pcmdByRoyalty->CommandText = "UserLogIn"; pcmdByRoyalty->CommandType = adCmdStoredProc;
pcmdByRoyalty->ActiveConnection = pConnection;//连接字符串
//Define Integer/variant. m_pParam = pcmdByRoyalty->CreateParameter( "return_v",adInteger,adParamReturnValue,sizeof(int)); pcmdByRoyalty->Parameters->Append(m_pParam);
CString name="123456"; m_pParam = pcmdByRoyalty->CreateParameter("@name",adVarChar,adParamInput,30,(LPTSTR)(LPCTSTR)name); pcmdByRoyalty->Parameters->Append(m_pParam);
CString pwd="123456"; m_pParam = pcmdByRoyalty->CreateParameter("@pwd",adVarChar,adParamInput,30,(LPTSTR)(LPCTSTR)pwd); pcmdByRoyalty->Parameters->Append(m_pParam);
m_pParam = pcmdByRoyalty->CreateParameter("@type",adVarChar,adParamInput,30,(LPTSTR)(LPCTSTR)"s"); pcmdByRoyalty->Parameters->Append(m_pParam); m_pParam = pcmdByRoyalty->CreateParameter("@address",adVarChar,adParamInput,30,(LPTSTR)(LPCTSTR)"127.0.0.1"); pcmdByRoyalty->Parameters->Append(m_pParam);
m_pParam = pcmdByRoyalty->CreateParameter("@cip",adVarChar,adParamInput,30,(LPTSTR)(LPCTSTR)"127.0.0.1"); pcmdByRoyalty->Parameters->Append(m_pParam);
m_pParam = pcmdByRoyalty->CreateParameter("@isopen",adInteger,adParamInput,sizeof(int),(LPTSTR)(LPCTSTR)"1"); pcmdByRoyalty->Parameters->Append(m_pParam); pcmdByRoyalty->Execute(NULL,NULL,adCmdStoredProc); int Id=0; try{
Id= pcmdByRoyalty->Parameters->GetItem((long)0)->Value.intVal; } catch(_com_error e) { AfxMessageBox((LPCSTR)e.Description()); return; }
pConnection->Close(); CDialog::OnOK();}
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| 回复:vc 访问带返回值的存储过程 ，纯粹记录免得到处找 |
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nrzj(游客)发表评论于2009/3/20 22:11:08 |
#import "MSADO15.DLL" rename_namespace ("ADO")rename("EOF","rsEOF")
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