ActiveX/DCOM/ATL

开发平台：
Visual C++

ExparameterDlg.cpp：源码内容
							// ExparameterDlg.cpp : implementation file
//
#include "stdafx.h"
#include "Exparameter.h"
#include "ExparameterDlg.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About
class CAboutDlg : public CDialog
{
public:
	CAboutDlg();
// Dialog Data
	//{{AFX_DATA(CAboutDlg)
	enum { IDD = IDD_ABOUTBOX };
	//}}AFX_DATA
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CAboutDlg)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
	//}}AFX_VIRTUAL
// Implementation
protected:
	//{{AFX_MSG(CAboutDlg)
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};
CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
	//{{AFX_DATA_INIT(CAboutDlg)
	//}}AFX_DATA_INIT
}
void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CAboutDlg)
	//}}AFX_DATA_MAP
}
BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
	//{{AFX_MSG_MAP(CAboutDlg)
		// No message handlers
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CExparameterDlg dialog
CExparameterDlg::CExparameterDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CExparameterDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CExparameterDlg)
	m_ibsn = _T("");
	m_bookname = _T("");
	m_author = _T("");
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}
void CExparameterDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CExparameterDlg)
	DDX_Text(pDX, IDC_EDIT1, m_ibsn);
	DDX_Text(pDX, IDC_EDIT2, m_bookname);
	DDX_Text(pDX, IDC_EDIT3, m_author);
	//}}AFX_DATA_MAP
}
BEGIN_MESSAGE_MAP(CExparameterDlg, CDialog)
	//{{AFX_MSG_MAP(CExparameterDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_WM_DESTROY()
	ON_BN_CLICKED(IDC_BUTTON1, OnButton1)
	ON_BN_CLICKED(IDC_BUTTON2, OnButton2)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CExparameterDlg message handlers
BOOL CExparameterDlg::OnInitDialog()
{
	CDialog::OnInitDialog();
	// Add "About..." menu item to system menu.
	// IDM_ABOUTBOX must be in the system command range.
	ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
	ASSERT(IDM_ABOUTBOX < 0xF000);
	CMenu* pSysMenu = GetSystemMenu(FALSE);
	if (pSysMenu != NULL)
	{
		CString strAboutMenu;
		strAboutMenu.LoadString(IDS_ABOUTBOX);
		if (!strAboutMenu.IsEmpty())
		{
			pSysMenu->AppendMenu(MF_SEPARATOR);
			pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
		}
	}
	// Set the icon for this dialog.  The framework does this automatically
	//  when the application's main window is not a dialog
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon
	
	// TODO: Add extra initialization here
	::CoInitialize(NULL);
	return TRUE;  // return TRUE  unless you set the focus to a control
}
void CExparameterDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else
	{
		CDialog::OnSysCommand(nID, lParam);
	}
}
// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.
void CExparameterDlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting
		SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);
		// Center icon in client rectangle
		int cxIcon = GetSystemMetrics(SM_CXICON);
		int cyIcon = GetSystemMetrics(SM_CYICON);
		CRect rect;
		GetClientRect(&rect);
		int x = (rect.Width() - cxIcon + 1) / 2;
		int y = (rect.Height() - cyIcon + 1) / 2;
		// Draw the icon
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}
}
// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CExparameterDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}
void CExparameterDlg::OnDestroy() 
{
	CDialog::OnDestroy();
	
	// TODO: Add your message handler code here
	::CoUninitialize();
}
void CExparameterDlg::OnButton1() 
{
	// TODO: Add your control notification handler code here
	_ConnectionPtr myconn=this->GetDataConnection("tarena","scott","tiger");
	this->UpdateData(TRUE);
	CString sqlFormat="insert into ocybooks(BookIsnb,BookName,BookAuthor) values (%s,'%s','%s')";
	CString sql;
	sql.Format(sqlFormat,this->m_ibsn,this->m_bookname,this->m_author);
	_CommandPtr sqlobj;
	sqlobj.CreateInstance(__uuidof(Command));
	sqlobj->CommandText=_bstr_t(sql);
	sqlobj->CommandType=adCmdText;
	sqlobj->ActiveConnection=myconn;
	VARIANT vResult;
	vResult.vt =VT_I4;
	try{
	sqlobj->Execute(&vResult,NULL,adCmdText);//执行查询
	}
	catch(_com_error ex)
	{
		int i=10;
		i=i+1;
	}
}
_ConnectionPtr CExparameterDlg::GetDataConnection(
		CString datasource, CString uid, CString pwd)
{
	CString strFormat="Provider=OraOLEDB.Oracle.1;User Id=%s;Data Source=%s";
	CString str;
	str.Format(strFormat,uid,datasource);
	_ConnectionPtr mytools;
	mytools.CreateInstance(__uuidof(Connection));
	mytools->Open(_bstr_t(str),"",_bstr_t(pwd),-1);
	return mytools;
}
void CExparameterDlg::OnButton2() 
{
	// TODO: Add your control notification handler code here
	this->UpdateData(TRUE);
	_ConnectionPtr myconn=this->GetDataConnection("tarena","scott","tiger");
	_bstr_t sql("insert into ocyBooks(BookIsnb,BookName,BookAuthor) values (?,?,?)");
	_CommandPtr sqlobj;
	sqlobj.CreateInstance(__uuidof(Command));
	sqlobj->CommandType=adCmdText;//命令类型
	sqlobj->CommandText=sql;//命令文本
	_ParameterPtr para1=sqlobj->CreateParameter("id",adInteger,adParamInput,4);
	_ParameterPtr para2=sqlobj->CreateParameter("name",adVarChar,adParamInput,20);
	_ParameterPtr para3=sqlobj->CreateParameter("author",adVarChar,adParamInput,20);
	int id=atoi(this->m_ibsn);//字符转整形
    _variant_t vid((long)id);
	para1->Value=vid;
    para2->Value=(_variant_t)(_bstr_t)(this->m_bookname);
	para3->Value=(_variant_t)(_bstr_t)(this->m_author);
	sqlobj->Parameters->Append(para1);//追加
	sqlobj->Parameters->Append(para2);//追加
	sqlobj->Parameters->Append(para3);//追加
				
	sqlobj->ActiveConnection=myconn;
	VARIANT myvt;
	myvt.vt=VT_I4;
	sqlobj->Execute(&myvt,NULL,adCmdText);
	
}

						