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Creation and memory mapping existing DBF files as alternative of data serialization during work with modified CListCtrl classes in virtual mode on dialogs of MDI application

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22 Jul 2009CPOL11 min read 47K   1.5K   26  
The demonstration of reading, writing and creation of standard DBF files with random access in memory instead of serialization of typical MFC application for descendants of CListCtrl classes in Virtual Mode.
/////////////////////////////////////////////////////////////////////////////
// ChildFrame.h : interface of the CChildFrame class
/////////////////////////////////////////////////////////////////////////////

#if !defined(AFX_CHILDFRAME_H__EMERY_EMERALD__INCLUDED_)
	#define AFX_CHILDFRAME_H__EMERY_EMERALD__INCLUDED_

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

	#include "Main.h"

	/////////////////////////////////////////////////////////////////////////////
	// Class CChildFrame
	/////////////////////////////////////////////////////////////////////////////
	class CChildFrame : public CMDIChildWnd {
		DECLARE_DYNCREATE(CChildFrame)

		public:
			CChildFrame();

		// Attributes
		public:
			//*** Main application pointer
			CMainApp *m_pMainApp;

			//*** Main frame pointer
			CMainFrame *m_pMainFrame;

			//*** Table Id
			ETABLE m_eTable;

			//*** The meta table structure
			META_TABLE m_MetaTable;

			//*** Current table
			CListCtrlEx *m_pTable;

		// Operations
		public:

		// Overrides
		// ClassWizard generated virtual function overrides
		//{{AFX_VIRTUAL(CChildFrame)
			virtual BOOL PreCreateWindow(CREATESTRUCT& cs);
		//}}AFX_VIRTUAL

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

		// Generated message map functions
		protected:
			//{{AFX_MSG(CChildFrame)
			//afx_msg int OnCreate(LPCREATESTRUCT pCS);
			afx_msg void OnSize(UINT nType, int cx, int cy);
			afx_msg void OnChildActivate();
			//afx_msg BOOL OnNcActivate(BOOL bActive);
			//afx_msg void OnDestroy();
			//}}AFX_MSG

		DECLARE_MESSAGE_MAP()
	};
	//{{AFX_INSERT_LOCATION}}
	// Microsoft Visual C++ will insert additional declarations immediately before the previous line.
#endif // !defined(AFX_CHILDFRAME_H__EMERY_EMERALD__INCLUDED_)

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

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This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)


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