MFC读取excel数据

CDatabase database;  
	CString sDriver;  
	CString sItem1,sItem2;  
	CString sDsn;  
	CString sFile="";//filename  
	CString sSql;  
	CFileDialog dlg( TRUE, //true为打开，false为创建
		"xls", 
		"FileList", 
		OFN_HIDEREADONLY|OFN_OVERWRITEPROMPT,
		"Excel 文件(*.xls)|*.xls||"//此处只取xls格式
		);
	dlg.m_ofn.lpstrTitle = "导入数据";

	if (dlg.DoModal() != IDOK)
		return;
	//获得文件路径名
	sFile = dlg.GetPathName();
	//判断文件是否已经存在，存在则打开文件
	DWORD dwRe = GetFileAttributes(sFile);
	if ( dwRe != (DWORD)-1 )
	{ 
	}
	else return;
	//check driver  
	//sDriver=GetExcelDriver();  
	sDriver = "MICROSOFT EXCEL DRIVER (*.XLS)";
	
	sDsn.Format("ODBC;DRIVER={%s};DSN='''';DBQ=%s",sDriver,sFile);  

	TRY  
	{  
		//open db  
		database.Open(NULL,false,false,sDsn);  

		CRecordset recset(&database);  
		//read sql   
		sSql="SELECT con1,con2 FROM [Sheet1$]";  
		recset.Open(CRecordset::forwardOnly,sSql,CRecordset::readOnly);  

		//get query results  
		while(!recset.IsEOF())  
		{  
			//read inside value  
			recset.GetFieldValue("con1",sItem1);  
			recset.GetFieldValue("con2",sItem2);  
			//此处读取到的数据处理
			recset.MoveNext();  
		}  

		//close db  
		database.Close();  

	}  
	CATCH (CDBException,e)  
	{  
		//db exception occur  
		AfxMessageBox("db error: "+e->m_strError);  
	}  
	END_CATCH;

sSql="SELECT con1,con2 FROM [Sheet1$]";//注意最后的表名使用方法