opcclientdlg.h

Visual C++通信编程工程实例精解(附盘)

// OPCClientDlg.h : header file
//

#if !defined(AFX_OPCCLIENTDLG_H__8EDF1BD5_AF86_47B7_87A4_73682F0A2D41__INCLUDED_)
#define AFX_OPCCLIENTDLG_H__8EDF1BD5_AF86_47B7_87A4_73682F0A2D41__INCLUDED_

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

/////////////////////////////////////////////////////////////////////////////
// COPCClientDlg dialog

//###########OPC通信所需头文件##########
#ifndef _WIN32_DCOM 
#define _WIN32_DCOM
#endif

#include <comutil.h>
#include "opcda_i.c"
#include "opcda.h"
#include "opccomn_i.c"
#include "opccomn.h"
#include <Mmsystem.h>
//####################################

class COPCClientDlg : public CDialog
{
// Construction
public:
	COPCClientDlg(CWnd* pParent = NULL);	// standard constructor

// Dialog Data
	//{{AFX_DATA(COPCClientDlg)
	enum { IDD = IDD_OPCCLIENT_DIALOG };
	CString	m_kuangshi;
	CString	m_jianfen;
	//}}AFX_DATA

	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(COPCClientDlg)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);	// DDX/DDV support
	//}}AFX_VIRTUAL
    HRESULT ConnectToServer(/*in */LPOLESTR ProgID,/*in*/ BOOL IsRemote,/*out */ IUnknown **ppUnknown);
	IUnknown *ppUnknown;  //定义IUnknown接口指针
	IOPCServer *pServer;     //定义IUOPCServer接口指针
	IOPCItemMgt *pOPCItemMgt;  //定义IOPCItemMg接口指针
	IOPCSyncIO *pOPCSync;      //定义IOPCSyncIO接口指针
	OPCITEMRESULT *pItemResult;   // AddItems()中的参数
	OPCITEMSTATE *pItemValue;     //Reads()中的参数
	long lTimeBias;                //AddGroup中的参数
	float fTemp;                  //AddGroup中的参数
	DWORD dwActualRate;         //AddGroup中的参数
	OPCHANDLE hOPCServerGroup;  //AddGroup中的参数
	OPCITEMDEF ItemArray[4];     //存放Items信息的结构数组
	int ItemNumber;     //读取项目数
	OPCHANDLE hServerAI[2];       //两个模拟输入数据项
	OPCHANDLE hServerAO[2];       //两个模拟输出数据项
	HRESULT *pErrors;           //错误信息的指针
// Implementation
protected:
	HICON m_hIcon;
    bool b_enable;
	// Generated message map functions
	//{{AFX_MSG(COPCClientDlg)
	virtual BOOL OnInitDialog();
	afx_msg void OnSysCommand(UINT nID, LPARAM lParam);
	afx_msg void OnPaint();
	afx_msg HCURSOR OnQueryDragIcon();
	afx_msg void OnRead();
	afx_msg void OnSend();
	afx_msg void OnClose();
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

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

#endif // !defined(AFX_OPCCLIENTDLG_H__8EDF1BD5_AF86_47B7_87A4_73682F0A2D41__INCLUDED_)