How to create a chat client using a set of communication classes

// ChatClientDlg.h : header file
//

#pragma once
#include "afxwin.h"

#include "ChatClientSocket.h"

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

// Dialog Data
	enum { IDD = IDD_CHATCLIENT_DIALOG };

	protected:
	virtual void DoDataExchange(CDataExchange* pDX);	// DDX/DDV support


// Implementation
protected:
	HICON m_hIcon;
	CChatSocket chat;

	// Generated message map functions
	virtual BOOL OnInitDialog();
	afx_msg void OnPaint();
	afx_msg HCURSOR OnQueryDragIcon();
	DECLARE_MESSAGE_MAP()
public:
	CEdit m_edtLog;
	CEdit m_edtChat;
	CListBox m_lstUsers;
	CButton m_btnSend;

	CString m_strUsername;

	afx_msg LRESULT OnChatConnect(WPARAM wp, LPARAM lp);
	afx_msg LRESULT OnChatDisconnect(WPARAM wp, LPARAM lp);
	afx_msg LRESULT OnChatTrans(WPARAM wp, LPARAM lp);

	void AddMessage(char* szBuffer);
	void ListUsers(char* szBuffer);

	afx_msg void OnBnClickedButtonSend();
	afx_msg void OnDestroy();
};