oledbdll2testdlg.cpp

这是一个基于COM的数据库访问技术

// OleDBDLL2TestDlg.cpp : implementation file
//

#include "stdafx.h"
#include "OleDBDLL2Test.h"
#include "OleDBDLL2TestDlg.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

#define dborder 0 

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()

/////////////////////////////////////////////////////////////////////////////
// COleDBDLL2TestDlg dialog

COleDBDLL2TestDlg::COleDBDLL2TestDlg(CWnd* pParent /*=NULL*/)
	: CDialog(COleDBDLL2TestDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(COleDBDLL2TestDlg)
		// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void COleDBDLL2TestDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(COleDBDLL2TestDlg)
		// NOTE: the ClassWizard will add DDX and DDV calls here
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(COleDBDLL2TestDlg, CDialog)
	//{{AFX_MSG_MAP(COleDBDLL2TestDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BUTTON1, OnButton1)
	ON_WM_DESTROY()
	ON_BN_CLICKED(IDC_BUTTON3, OnButton3)
	ON_BN_CLICKED(IDC_BUTTON4, OnButton4)
	ON_BN_CLICKED(IDC_BUTTON5, OnButton5)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// COleDBDLL2TestDlg message handlers

BOOL COleDBDLL2TestDlg::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
	
	if(InitAllTableInfo())
		AfxMessageBox("Init Table Info") ;
 	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void COleDBDLL2TestDlg::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 COleDBDLL2TestDlg::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 COleDBDLL2TestDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void COleDBDLL2TestDlg::OnButton1() 
{
 	if(ExOpenDatabase1(dborder,"WatchServer","dba","sql"))
		AfxMessageBox("Connect Db OK") ;
	else
	{
		ExGetExecError(dborder,m_szExecError) ;
		AfxMessageBox(m_szExecError) ;
	}
}

void COleDBDLL2TestDlg::OnDestroy() 
{
	CDialog::OnDestroy();
	
    ExCloseDatabase(dborder) ;	
}

void COleDBDLL2TestDlg::OnButton3() 
{
    if(ExExecute(dborder,"  insert into TestTable(bm,name,Address,old,Salary,birth,birth2) values('10002','罗世振2','广东深圳2',203,6666.55,'2003-12-20','2003-12-31 20:12:23')"))
       AfxMessageBox("Exec OK") ;
	else
       AfxMessageBox("Exec Failed") ;
}

void COleDBDLL2TestDlg::OnButton4() 
{
	char szSel[255] ;
    int nSel ;
    char szField[255],szTrace[1024] ;
	
	strcpy(szSel,"Bm<>''") ;
	FillTableInfo2(dborder,"TestTable") ;
    nSel = ExSelectMatchingRecords(dborder,szSel) ;
	if(nSel==1)
	{
        for(int i=0;i<7;i++)
		{
			if(i==0)
			{
				ExGetFieldValue(dborder,i,szField) ;
				strcpy(szTrace,szField) ;
				strcat(szTrace,",") ;
			}else
			{
				ExGetFieldValue(dborder,i,szField) ;
				strcat(szTrace,szField) ;
				strcat(szTrace,",") ;
			}
		}
		TRACE0(szTrace) ;
		TRACE0("\n") ;
		while(ExNextMatchingRecord(dborder))
		{
			for(int i=0;i<7;i++)
			{
				if(i==0)
				{
					ExGetFieldValue(dborder,i,szField) ;
					strcpy(szTrace,szField) ;
					strcat(szTrace,",") ;
				}else
				{
					ExGetFieldValue(dborder,i,szField) ;
					strcat(szTrace,szField) ;
					strcat(szTrace,",") ;
				}
			}
			TRACE0(szTrace) ;
			TRACE0("\n") ;
			
		}
	}
}

void COleDBDLL2TestDlg::OnButton5() 
{
 	
}