oledbdll2testdlg.h

这是一个基于COM的数据库访问技术

// OleDBDLL2TestDlg.h : header file
//

#if !defined(AFX_OLEDBDLL2TESTDLG_H__64A6D0B5_FF93_4D87_9E9E_994A9E44CBBC__INCLUDED_)
#define AFX_OLEDBDLL2TESTDLG_H__64A6D0B5_FF93_4D87_9E9E_994A9E44CBBC__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

extern "C"
{
   __declspec(dllexport) BOOL ExReadConfigString(LPCTSTR lpSection, LPCTSTR lpKey, LPCTSTR lpDefault,char* szOut) ;
   __declspec(dllexport) BOOL ExOpenDatabase1(int nOrder, char* sDSN, char* sUserId, char* sPassword) ;
   __declspec(dllexport) BOOL ExOpenDatabase2(int nOrder, char *szServerName, char *szDatabase, char *szUid, char *szPwd) ;
   __declspec(dllexport) void ExCloseDatabase(int nOrder) ;
   __declspec(dllexport) void ExSetFieldValue(int nOrder,int iFieldOrder,char* sFieldValue) ;
   __declspec(dllexport) void ExGetFieldValue(int nOrder,int iFieldOrder,char* fieldValue) ;
   __declspec(dllexport) BOOL ExAddRecord(int nOrder) ;
   __declspec(dllexport) BOOL ExUpdateRecord(int nOrder,char* sExWhereUpdate)   ;
   __declspec(dllexport) int  ExSelectMatchingRecords(int nOrder,char* sExWhereContext)  ;
   __declspec(dllexport) BOOL ExNextMatchingRecord(int nOrder) ;
   __declspec(dllexport) BOOL ExExecute(int nOrder ,char* sExSQL) ;
   __declspec(dllexport) void ExGetExecError(int nOrder,char* szError)  ;
   __declspec(dllexport) void ExStartTran(int nOrder) ;
   __declspec(dllexport) void ExCommitTran(int nOrder)  ;
   __declspec(dllexport) void ExRollbackTran(int nOrder) ;
   __declspec(dllexport) BOOL InitAllTableInfo()  ;
   __declspec(dllexport) void FillTableInfo2(int nOrder ,char* szTable) ;
   __declspec(dllexport) int  ExGetFieldCount(int nOrder) ;
   __declspec(dllexport) BOOL ExGetFieldName(int nOrder,int nFieldOrder,char* szFieldName) ;
   __declspec(dllexport) int  ExGetFieldType(int nOrder,int nFieldOrder ) ;
}

class COleDBDLL2TestDlg : public CDialog
{
// Construction
public:
	char m_szExecError[512];
	COleDBDLL2TestDlg(CWnd* pParent = NULL);	// standard constructor

// Dialog Data
	//{{AFX_DATA(COleDBDLL2TestDlg)
	enum { IDD = IDD_OLEDBDLL2TEST_DIALOG };
		// NOTE: the ClassWizard will add data members here
	//}}AFX_DATA

	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(COleDBDLL2TestDlg)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);	// DDX/DDV support
	//}}AFX_VIRTUAL

// Implementation
protected:
	HICON m_hIcon;

	// Generated message map functions
	//{{AFX_MSG(COleDBDLL2TestDlg)
	virtual BOOL OnInitDialog();
	afx_msg void OnSysCommand(UINT nID, LPARAM lParam);
	afx_msg void OnPaint();
	afx_msg HCURSOR OnQueryDragIcon();
	afx_msg void OnButton1();
	afx_msg void OnDestroy();
	afx_msg void OnButton3();
	afx_msg void OnButton4();
	afx_msg void OnButton5();
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

//{{AFX_INSERT_LOCATION}}
// Microsoft Visual C++ will insert additional declarations immediately before the previous line.

#endif // !defined(AFX_OLEDBDLL2TESTDLG_H__64A6D0B5_FF93_4D87_9E9E_994A9E44CBBC__INCLUDED_)