chatdlg.h

利用Visual C++的Windows SOCKET网络编程实现局域网内正在使用本程序的所有主机的群聊、两主机之间的点对点聊天和文件传送功能

// ChatDlg.h : header file
//

#if !defined(AFX_CHATDLG_H__51812B71_5028_49A1_A25B_A814E2628378__INCLUDED_)
#define AFX_CHATDLG_H__51812B71_5028_49A1_A25B_A814E2628378__INCLUDED_

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

/////////////////////////////////////////////////////////////////////////////
// CChatDlg dialog
#define UM_BCSOCK			WM_USER+1	//定义接受到广播信息的消息
#define UM_SCSOCK			WM_USER+2
#define UM_PUBSOCK			WM_USER+3
#define UM_PRISOCK			WM_USER+4
#define UM_FILECONNSOCK	WM_USER+5


class CChatDlg : public CDialog
{
// Construction
public:
	//UINT WorkThreadProc(LPVOID lParam);
	SOCKET m_fileSocket;		//文件传输控制命令Socket
	void UpdateUserList();
	BOOL InitSocket();
	CChatDlg(CWnd* pParent = NULL);	// standard constructor
	~CChatDlg();
	SOCKET m_priSocket;			//私聊Socket
	CString m_ownHost;			//本机的主机名

// Dialog Data
	//{{AFX_DATA(CChatDlg)
	enum { IDD = IDD_CHAT_DIALOG };
		// NOTE: the ClassWizard will add data members here
	//}}AFX_DATA

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

// Implementation
protected:
	HICON m_hIcon;

	// 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 OnDblclkListUser();
	afx_msg void OnBtnPubSend();
	afx_msg void OnUpdateUserList();
	//}}AFX_MSG
	afx_msg void OnBCSock(WPARAM,LPARAM);	//消息响应函数声明
	afx_msg void OnSCSock(WPARAM,LPARAM);
	afx_msg void OnPUBSock(WPARAM,LPARAM);
	afx_msg void OnPRISock(WPARAM,LPARAM);
	afx_msg void OnFileConnSock(WPARAM,LPARAM);
	DECLARE_MESSAGE_MAP()
private:
	//SOCKET m_priSocket;
	SOCKET m_pubSocket;			//群聊Socket
	void Leave();
	SOCKADDR_IN m_ownADDR;		//本机的地址结构体
	CString m_ownIP;			//本机的IP地址
	//UINT test;
	
	SOCKET m_sSocket;			//探测用户单播Socket
	CObArray m_userArray;		//用户信息序列
	SOCKET m_bSocket;			//探测用户广播Socket
	HANDLE hMutex;				//互斥对象
};

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

#endif // !defined(AFX_CHATDLG_H__51812B71_5028_49A1_A25B_A814E2628378__INCLUDED_)