chatdlg.h

基于对话框的串口通信

#if !defined(AFX_CHATDLG_H__0C8B1ADC_6424_49EF_BCAE_0CEAD843B61C__INCLUDED_)
#define AFX_CHATDLG_H__0C8B1ADC_6424_49EF_BCAE_0CEAD843B61C__INCLUDED_
#define WM_RECVDATA WM_USER+1
#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
// ChatDlg.h : header file
//

/////////////////////////////////////////////////////////////////////////////
// CChatDlg dialog

struct RECVPARAM
{
SOCKET sock;
HWND hwnd;
};

class CChatDlg : public CDialog
{
// Construction
public:
	CChatDlg(CWnd* pParent = NULL);   // standard constructor
    BOOL InitSocket();
 
// Dialog Data
	//{{AFX_DATA(CChatDlg)
	enum { IDD = IDD_DIALOG1 };
		// NOTE: the ClassWizard will add data members here
	//}}AFX_DATA
private:
SOCKET m_socket;

static DWORD WINAPI RecvProc(LPVOID lpParameter);

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

// Implementation
protected:

	// Generated message map functions
	//{{AFX_MSG(CChatDlg)
	virtual BOOL OnInitDialog();
afx_msg void OnSysCommand(UINT nID, LPARAM lParam);
afx_msg void OnPaint();
afx_msg HCURSOR OnQueryDragIcon();
afx_msg void OnBtnSend();

	//}}AFX_MSG

afx_msg void OnRecvDATA(WPARAM wParam,LPARAM lParam);
	DECLARE_MESSAGE_MAP()
};

BOOL CChatDlg::InitSocket()
{
m_socket=socket(AF_INET,SOCK_DGRAM,0);
if(INVALID_SOCKET==m_socket)
{
MessageBox("Failed!");
return FALSE;
}
SOCKADDR_IN addrSock;
addrSock.sin_family=AF_INET;
addrSock.sin_port=htons(6000);
addrSock.sin_addr.S_un.S_addr=htonl(INADDR_ANY);
int retval;
retval=bind(m_socket,(SOCKADDR*)&addrSock,sizeof(SOCKADDR));
if(SOCKET_ERROR==retval)
{
closesocket(m_socket);
MessageBox("绑定失败!");
return FALSE;
}
return TRUE;
}
//{{AFX_INSERT_LOCATION}}
// Microsoft Visual C++ will insert additional declarations immediately before the previous line.

#endif // !defined(AFX_CHATDLG_H__0C8B1ADC_6424_49EF_BCAE_0CEAD843B61C__INCLUDED_)