commdlg.h

这是一个串口通信的例子,可以适用于初学者参考

// CommDlg.h : header file
//
//{{AFX_INCLUDES()
#include "mscomm.h"
//}}AFX_INCLUDES

#if !defined(AFX_COMMDLG_H__6D14B22B_1D00_47C8_AEEF_C3C91A9CD64D__INCLUDED_)
#define AFX_COMMDLG_H__6D14B22B_1D00_47C8_AEEF_C3C91A9CD64D__INCLUDED_

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

/////////////////////////////////////////////////////////////////////////////
// CCommDlg dialog

class CCommDlg : public CDialog
{
// Construction
public:
	BOOL bReceive;
	char ConvertHexChar(char ch);
	int String2Hex(CString str,CByteArray &senddata);
	void OpenPort();
	CString m_strSendString;
	CCommDlg(CWnd* pParent = NULL);	// standard constructor

// Dialog Data
	//{{AFX_DATA(CCommDlg)
	enum { IDD = IDD_COMM_DIALOG };
	CEdit	m_EDIT;
	CMSComm	m_Com;
	CString	m_strReceived;
	//}}AFX_DATA

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

// Implementation
protected:
	HICON m_hIcon;

	// Generated message map functions
	//{{AFX_MSG(CCommDlg)
	virtual BOOL OnInitDialog();
	afx_msg void OnSysCommand(UINT nID, LPARAM lParam);
	afx_msg void OnPaint();
	afx_msg HCURSOR OnQueryDragIcon();
	afx_msg void OnChangeEditSend();
	afx_msg void OnManual();
	afx_msg void OnOpenport();
	afx_msg void OnOnCommCommctrl();
	afx_msg void OnReceive();
	afx_msg void OnClear();
	DECLARE_EVENTSINK_MAP()
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

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

#endif // !defined(AFX_COMMDLG_H__6D14B22B_1D00_47C8_AEEF_C3C91A9CD64D__INCLUDED_)