dbbooksview.h

这是一个小数据库图书管理系统对初学者有帮助参考一个吧

// DBBooksView.h : interface of the CDBBooksView class
//
/////////////////////////////////////////////////////////////////////////////
#include "Getname.h"
#include "Getdata.h"

#if !defined(AFX_DBBOOKSVIEW_H__91C135FB_D125_48E8_A2A6_038203DDA933__INCLUDED_)
#define AFX_DBBOOKSVIEW_H__91C135FB_D125_48E8_A2A6_038203DDA933__INCLUDED_

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

class CDBBooksSet;

class CDBBooksView : public CRecordView
{
protected: // create from serialization only
	CDBBooksView();
	DECLARE_DYNCREATE(CDBBooksView)
//自定义变量及函数
   long pnum,tnum; //pnum:当前记录数,tnum:总记录数
   long DBGetAbsolutePosition(); //获取当前指针位置
   void DBMoveFirst();
   void DBMovePrev();
   void DBMoveNext();
   void DBMoveLast();
   void DBSetAbsolutePosition(long pos); //设置指针位置
   void DBDeleteRecord(); //删除当前记录
   bool DBFindRecord(const CString &xname);//查找书名为xname的记录
   void DBAddRecord(const CString &xname,const CString &xnote);
   void DBUpdateRecord(const CString &xname,const CString &xnote);
   //用xname,xnote刷新当前记录

public:
	//{{AFX_DATA(CDBBooksView)
	enum { IDD = IDD_DBBOOKS_FORM };
	CDBBooksSet* m_pSet;  //m_pSet:为系统默认的库记录指针
	CString	m_name;
	CString	m_note;
	CString	m_pos;
	//}}AFX_DATA

// Attributes
public:
	CDBBooksDoc* GetDocument();
	//////////////////////////////////
	Getdata getdataobj;
	Getname getnameobj;
	long SumRecords();
	bool GetDataFromDialog(bool);
	void PutDataToDialog();


// Operations
public:
	
// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CDBBooksView)
	public:
	virtual CRecordset* OnGetRecordset();
	virtual BOOL PreCreateWindow(CREATESTRUCT& cs);
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
	virtual void OnInitialUpdate(); // called first time after construct
	//}}AFX_VIRTUAL

// Implementation
public:
	virtual ~CDBBooksView();
#ifdef _DEBUG
	virtual void AssertValid() const;
	virtual void Dump(CDumpContext& dc) const;
#endif

protected:

// Generated message map functions
protected:
	//{{AFX_MSG(CDBBooksView)
	afx_msg void OnBtappend();
	afx_msg void OnBttop();
	afx_msg void OnBtlast();
	afx_msg void OnBtnext();
	afx_msg void OnBtprev();
	afx_msg void OnBtedit();
	afx_msg void OnBtdtedit();
	afx_msg void OnBtseek();
	afx_msg void OnBtdelete();
	//}}AFX_MSG

	DECLARE_MESSAGE_MAP()
};

#ifndef _DEBUG  // debug version in DBBooksView.cpp
inline CDBBooksDoc* CDBBooksView::GetDocument()
   { return (CDBBooksDoc*)m_pDocument; }
#endif

/////////////////////////////////////////////////////////////////////////////

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

#endif // !defined(AFX_DBBOOKSVIEW_H__91C135FB_D125_48E8_A2A6_038203DDA933__INCLUDED_)