valuemsgview.h

一个OPC客户端监视程序

#if !defined(AFX_VALUEMSGVIEW_H__D814B5EE_AF2B_44A5_8421_C3F6DE36A70C__INCLUDED_)
#define AFX_VALUEMSGVIEW_H__D814B5EE_AF2B_44A5_8421_C3F6DE36A70C__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
// ValueMsgView.h : header file
//

/////////////////////////////////////////////////////////////////////////////
// CValueMsgView form view

#ifndef __AFXEXT_H__
#include <afxext.h>
#endif

#include "ServerInfoView.h"

class Item : public CObject
{
public:
   Item() : quality(0), hServerHandle(0) {;}
   CString      name;
   COleVariant  value;
   WORD         quality;
   FILETIME     timestamp;
   OPCHANDLE    hServerHandle;
};

typedef CTypedPtrList<CObList, Item*> ItemList;

class CValueMsgView : public CFormView
{
protected:
	CValueMsgView();           // protected constructor used by dynamic creation
	DECLARE_DYNCREATE(CValueMsgView)

// Form Data
public:
	//{{AFX_DATA(CValueMsgView)
	enum { IDD = IDD_VALUE_VIEW };
	CListCtrl	m_value;
	//}}AFX_DATA

// Attributes
public:
    DWORD transactionID;  // only used for asynchronous I/O
	ItemList m_items;
    Item*  pCurrentItem;   // selected item in view
	CServerInfoView *m_pServerView;
// Operations
public:
	void InitalListCtrl(void);//初始化列表的标题等。
   void   AddItem(LPCTSTR, LPCTSTR, VARTYPE);
	void  DeleteAllItem(void);//删除所有项
// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CValueMsgView)
	public:
	virtual void OnInitialUpdate();
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
	virtual void OnUpdate(CView* pSender, LPARAM lHint, CObject* pHint);
	//}}AFX_VIRTUAL

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

	// Generated message map functions
	//{{AFX_MSG(CValueMsgView)
	afx_msg LONG OnOPCDataChange(UINT wParam,LONG lParam);
	afx_msg LONG OnOPCWriteError(UINT wParam,LONG lParam);
	afx_msg LONG OnOPCShutdown(UINT wParam,LONG lParam);
	afx_msg void OnSize(UINT nType, int cx, int cy);
	afx_msg void OnContextMenu(CWnd* pWnd, CPoint point);
	afx_msg void OnAddItem();
	afx_msg void OnUpdateAddItem(CCmdUI* pCmdUI);
	afx_msg void OnItemProperty();
	afx_msg void OnUpdateItemProperty(CCmdUI* pCmdUI);
	afx_msg void OnItemchangedListInfo(NMHDR* pNMHDR, LRESULT* pResult);
	afx_msg void OnWriteToitem();
	afx_msg void OnUpdateWriteToitem(CCmdUI* pCmdUI);
	afx_msg void OnDeleteItem();
	afx_msg void OnUpdateDeleteItem(CCmdUI* pCmdUI);
	afx_msg void OnRefresh();
	afx_msg void OnUpdateRefresh(CCmdUI* pCmdUI);
	afx_msg void OnReadValue();
	afx_msg void OnUpdateReadValue(CCmdUI* pCmdUI);
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

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

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

#endif // !defined(AFX_VALUEMSGVIEW_H__D814B5EE_AF2B_44A5_8421_C3F6DE36A70C__INCLUDED_)