www.gusucode.com > 基于VC++的局域网视频聊天系统源码程序 > 基于VC++的局域网视频聊天系统源码程序/code/ChatClient/ChatClientDlg.cpp

    // ChatClientDlg.cpp : implementation file
//

#include "stdafx.h"
#include "ChatClient.h"
#include "ChatClientDlg.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

#include "SocketClient.h"
#include "Mesg.h"
/////////////////////////////////////////////////////////////////////////////
// CChatClientDlg dialog

CChatClientDlg::CChatClientDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CChatClientDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CChatClientDlg)
		// NOTE: the ClassWizard will add member initialization here
	m_szServerIP = _T("");
	m_szPWD = _T("");
	m_szID = _T("");
	m_bConnect = FALSE;
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CChatClientDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CChatClientDlg)
	DDX_Control(pDX, IDC_MESSAGEBOX, m_clMessageBox);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CChatClientDlg, CDialog)
	//{{AFX_MSG_MAP(CChatClientDlg)
	ON_BN_CLICKED(IDC_CHAT_BT_SEND, OnChatBtSend)
	ON_LBN_SELCHANGE(IDC_USERLIST, OnSelchangeUserlist)
	ON_BN_CLICKED(IDC_CHAT_BT_SHIPI, OnChatBtShipi)
	ON_WM_TIMER()
	ON_MESSAGE(WM_TRAYNOTIFY,OnTrayNotify)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CChatClientDlg message handlers

BOOL CChatClientDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// Set the icon for this dialog.  The framework does this automatically
	//  when the application's main window is not a dialog
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon
	
	// TODO: Add extra initialization here

	//建立登陆对话框
	m_dlgLogin = new CLoginDlg(this);


	int res = LoginDlgCtrl() ; 
	if( res == -1 )
	{
		EndDialog(1);
		return TRUE;
	}

	this->EnableWindow(FALSE);

    m_Retry = 0;
	m_bVidInit	= FALSE;
	m_bStart	= FALSE;

	m_bExitNow	= FALSE;
	
	m_AFrames = 0;   m_ABytesSent=0;
	m_VFrames	= 0;   m_VBytesSent = 0;


	// Setup the parent for differnt datagram sockets
	dcontrol.SetParent(this);
	dcontrol.CreateSocket(PORT_CONTROL,TYPE_CONTROL);

	m_VUnComped =NULL;
	m_VComped	=NULL;
	m_AUnComped =NULL;
	m_AComped	=NULL;

	m_vidcap = NULL;
	m_bmpinfo =	NULL;
	hdib = NULL;
    //	setup Video Codec
	m_VideoCodec.SetCodecType (MS_MPEG4V3);
	m_VideoCodec.SetParent (this);

//	m_LocalDlg.EnableWindow (FALSE);
	m_RemoteDlg.Create (IDD_REMTOE,this);
	m_RemoteDlg.SetParent (this);
	m_RemoteDlg.ShowWindow (SW_HIDE);

	m_LocalDlg.Create(IDD_LOCAL,this);
	m_LocalDlg.SetParent(this);
	m_LocalDlg.ShowWindow(SW_HIDE);

	m_AudioPlay=new CAudioPlay(this);
	m_AudioPlay->CreateThread();
	if(m_AudioPlay)
	{
		m_AudioPlay->PostThreadMessage(WM_PLAYSOUND_STARTPLAYING,0,0);
	}
	m_AudioRec=new CAudioRec(this);
	m_AudioRec->CreateThread();

	m_State=STATE_IDLE;
	SetWindowText(m_szID);

	SetTimer(1,2000,NULL);
	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

//设置消息显示
void CChatClientDlg::SetMessageBox(CString mes)
{
	m_clMessageBox.SetSel(m_clMessageBox.GetTextLength(),
						  m_clMessageBox.GetTextLength()+1);
	m_clMessageBox.ReplaceSel(mes);
	m_clMessageBox.LineScroll(3);
}

//发送信息按键
void CChatClientDlg::OnChatBtSend() 
{
	// TODO: Add your control notification handler code here
	if( !m_bConnect)
	{
		SetMessageBox("请连接服务器!\r\n");
		return ;
	}
	CString str;
	CString szUserName;
	CMesg msg;
	GetDlgItemText(IDC_MESSAGE,str);
	GetDlgItemText(IDC_USERNAME,szUserName);
	if( str.GetLength() <= 0 )
	{
		SetMessageBox("请输入想要发送的信息!\r\n");
		return ;
	}
	if ( szUserName.GetLength() <= 0)
	{
		SetMessageBox("请选择说话对象!\r\n");
		return ;
	}
	//消息封装
	msg.m_szCommand.Format("Message");
	msg.m_szRecObject.Format(szUserName);
	msg.m_szText.Format(str);
	
	m_csClient->SendM(&msg);
	AddReceiver(szUserName , true);
	AddChatMessage(str);
}

//登陆窗口的操作
int CChatClientDlg::LoginDlgCtrl()
{
	CMesg msg;
	while(1)
	{
		while (1)
		{
			//弹出登陆对话框,关闭时返回对应值
			int cmd = m_dlgLogin->DoModal();
			
			//点击了退出关闭程序
			if(cmd == -1)
			{
				return -1;
			}
			else //点击了登陆的响应
				break;
		}
		/*初始化客户套接字*/
		m_csClient = new CSocketClient();
		
		/*创建套接字*/
		if ( !m_csClient->Create() ) 
		{
			MessageBox("套接字创建失败!","提示");
			continue;
		}	

		/*连接服务器*/
		if ( !m_csClient->Connect(m_szServerIP,8123) ) 
		{
			delete m_csClient;
			m_csClient = NULL;
			MessageBox("连接服务器失败,请稍后重试。","提示");
			continue;
		}
		m_bConnect = TRUE;
		m_csClient->Init(this); //初始化套接字
		
		msg.m_szCommand.Format("Login");
		msg.m_szRecObject.Format("Server");
		msg.m_szID.Format(m_szID);
		msg.m_szPWD.Format(m_szPWD);
		msg.m_szIP.Format(m_szLocalIP);
		m_csClient->SendM(&msg);
		return 1;
	}
	return 1;
}

//////////////////////////////////////////////////////////////////////////
//保存用户ID和IP的相关信息到链表
void CChatClientDlg::AddUserInfoToChain(CString ID, CString IP)
{
	USERINFO * newUser = new USERINFO;
	newUser->ID = ID;
	newUser->IP = IP;
	m_userInfo.AddTail(newUser);	
}

//从链表中删除用户ID和IP的相关信息
void CChatClientDlg::DelUserInfoFromChain(CString ID)
{
	POSITION pos,t_pos;
	for( pos=m_userInfo.GetHeadPosition() ; (t_pos = pos) != NULL ; )
	{
		USERINFO * t= (USERINFO *)m_userInfo.GetNext(pos);
		if ( t->ID == ID )
		{	
			m_userInfo.RemoveAt(t_pos);
		}
	}
}

//用户连接后通过了服务器验证，加入到用户列表
void CChatClientDlg::AddUserToList(CString szNickName)
{
	((CListBox *)GetDlgItem(IDC_USERLIST))->AddString(szNickName);
}

//删除用户从列表中
void CChatClientDlg::DelUserFromList(CString szNickName)
{
	int index;
	index = ((CListBox *)GetDlgItem(IDC_USERLIST))->FindString(0,szNickName);
	((CListBox *)GetDlgItem(IDC_USERLIST))->DeleteString(index);
}

//更新在线人数
void CChatClientDlg::SetOnlineNum(int Num)
{
	CString temp;
	temp.Format("用户(%d人)",Num);
	GetDlgItem(IDC_ONLINE_USRLIST)->SetWindowText(temp);
}

//将最近聊天的内容保存
void CChatClientDlg::AddChatMessage(CString Words)
{
	CComboBox * ComboBox = (CComboBox *)GetDlgItem(IDC_MESSAGE);
	ComboBox->InsertString(0,Words);
	if(ComboBox->GetCount() >= 6)
		ComboBox->DeleteString(5);
	ComboBox->SetEditSel(0, -1);
	ComboBox->Clear();
}

//定位现在的接收人
void CChatClientDlg::SetCurInComboxUserName(int index)
{
	CComboBox * ComboBox = (CComboBox *)GetDlgItem(IDC_USERNAME);
	ComboBox->SetCurSel(index);
}

//改在现在接信人的函数
void CChatClientDlg::AddReceiver(CString NickName, bool Bool)
{
	CComboBox * ComboBox = (CComboBox *)GetDlgItem(IDC_USERNAME);
	if( Bool )
	{
		ComboBox->InsertString(0,NickName);
		if(	ComboBox->GetCount() >= 7 )
		{
			ComboBox->DeleteString(5);
		}
		SetCurInComboxUserName( 0 );
	}
	else
	{
		ComboBox->DeleteString( ComboBox->GetCount()-1 );
		ComboBox->AddString(NickName);
		SetCurInComboxUserName( ComboBox->GetCount()-1 );
	}
}

//列表框中选项变化响应
void CChatClientDlg::OnSelchangeUserlist() 
{
	// TODO: Add your control notification handler code here
	int Index;
	CString NickName;
	CListBox * UserList = (CListBox *)GetDlgItem(IDC_USERLIST) ;
	Index = UserList->GetCurSel();
	UserList->GetText(Index, NickName);
	AddReceiver(NickName , false);	
}

//清空列表
void CChatClientDlg::SetListEmpty()
{
	((CListBox *)GetDlgItem(IDC_USERLIST))->ResetContent();
}

//发送信息对象对话框的清空
void CChatClientDlg::SetUserNameEmpty()
{
	CComboBox * ComboBox = (CComboBox *)GetDlgItem(IDC_USERNAME);
	ComboBox->ResetContent();	
}

void CChatClientDlg::OnChatBtShipi() 
{
	// TODO: Add your control notification handler code here
	CString temp,Ip;
	CString NickName;
	int index = ((CComboBox * )GetDlgItem(IDC_USERNAME))->GetCurSel();
	((CComboBox * )GetDlgItem(IDC_USERNAME))->GetLBText(index,temp);

    char hostname[200];
	ZeroMemory(hostname,sizeof(hostname));
    POSITION pos,t_pos;
	for( pos=m_userInfo.GetHeadPosition() ; (t_pos = pos) != NULL ; )
	{
		USERINFO * t= (USERINFO *)m_userInfo.GetNext(pos);
		if ( t->ID == temp)
		{	
			Ip=t->IP;
			break;
		}
	}
	strcpy(hostname,Ip);

    int ret=IDC_CHAT_BT_SHIPI;
	m_bStart=!m_bStart;
	if(m_bStart)
	{
		m_State=STATE_CALLOUT;
		if(ret!=IDC_CHAT_BT_SHIPI)	return;
    	UpdateData(TRUE); 
    	dcontrol.SendControlMessage(MESG_CONNECT,hostname);

		m_dwLastTime=GetTickCount();

	}
	else
	{
		if(m_State)
		{
           INT ret=AfxMessageBox("退出视频聊天?",MB_OKCANCEL);
//	       if(ret!=IDC_CHAT_BT_SHIPI) return;
	    	if(ret=IDOK)
			{
//	        	ShowWindow(SW_HIDE);
        	    m_bExitNow=TRUE;
	        	dcontrol.SendControlMessage (MESG_DISCONNECT,dcontrol.remoteaddress );
        	    DestroyVideo();
            	if(m_AudioPlay) 
				{	
	            	m_AudioPlay->PostThreadMessage(WM_PLAYSOUND_STOPPLAYING,0,0);
	    	        m_AudioPlay->PostThreadMessage(WM_RECORDSOUND_ENDTHREAD,0,0);
	    	        Sleep(200);
	    	        delete m_AudioPlay;
				}
            	if(m_AudioRec)
				{
	            	m_AudioRec->PostThreadMessage(WM_PLAYSOUND_ENDTHREAD,0,0);
	            	Sleep(200);
	            	delete m_AudioRec;
				}
            	m_LocalDlg.FreeSource();
            	m_RemoteDlg.FreeSource();
			}
		}
	}
}

BOOL CChatClientDlg::InitCap()
{
	TRACE("ChatClientDlg::InitCap\n");
	if(m_bVidInit)	return TRUE;

	m_vidcap=new VideoCapture;
	m_vidcap->SetDialog(this);

	if(m_vidcap->Initialize()) // success
	{
		m_bmpinfo=&(m_vidcap->m_bmpinfo);
		m_bVidInit =TRUE;
	}
	else
	{
		if(m_bmpinfo) 		delete m_bmpinfo;
		m_bVidInit = FALSE;
		m_bmpinfo=new BITMAPINFO;
		m_bmpinfo->bmiHeader.biSize=sizeof(BITMAPINFOHEADER);
		m_bmpinfo->bmiHeader.biWidth=IMAGE_WIDTH;
		m_bmpinfo->bmiHeader.biHeight=IMAGE_HEIGHT;
		m_bmpinfo->bmiHeader.biPlanes=1;
		m_bmpinfo->bmiHeader.biBitCount=24;
		m_bmpinfo->bmiHeader.biCompression=0;
		m_bmpinfo->bmiHeader.biSizeImage=IMAGE_WIDTH*IMAGE_HEIGHT*3;
		m_bmpinfo->bmiHeader.biXPelsPerMeter=0;
		m_bmpinfo->bmiHeader.biYPelsPerMeter=0;
		m_bmpinfo->bmiHeader.biClrUsed=0;
		m_bmpinfo->bmiHeader.biClrImportant=0;
	}
	return m_bVidInit;
}

void CChatClientDlg::DestroyCap()
{
	TRACE("ChatClientDlg::DestroyCap\n");
	if(m_vidcap)
	{
		m_vidcap->StopCapture ();
		m_vidcap->Destroy ();
		delete m_vidcap;
		m_vidcap=NULL;
	}
	if(m_bmpinfo  )
	{
		if(!m_bVidInit)	delete m_bmpinfo;
		m_bmpinfo=NULL;
	}
	m_bVidInit=FALSE;


}

BOOL CChatClientDlg::InitDib()
{
	TRACE("ChatClientDlg::InitDib\n");
	if(!hdib)
	{
		if((hdib=DrawDibOpen())!=NULL)
		{
			DrawDibBegin(hdib,
				m_hdc,
				-1,				// don't stretch
				-1,				// don't stretch
				&m_bmpinfo->bmiHeader,
				IMAGE_WIDTH,         // width of image
				IMAGE_HEIGHT,        // height of image
				0				
				);
			return TRUE;
		}
	}
	return TRUE;

}

void CChatClientDlg::DestroyDib()
{
	TRACE("ChatClientDlg::DestroyDib\n");
	if(hdib!=NULL)
	{
		DrawDibEnd(hdib);
		DrawDibClose(hdib);
		hdib=NULL;
	}

}

BOOL CChatClientDlg::StartVideo()
{
	BOOL	ret=TRUE;
	if(m_State == STATE_IDLE || m_State == STATE_CONNECTED)	
		return FALSE; //timeout and rejected or already started
	if(!m_VideoCodec.Init ()) return FALSE;
	
	daudio.SetParent(this);
	dvideo.SetParent(this);
	ret = InitCap();
	ret = InitDib() && ret;
	if(!daudio.CreateSocket(PORT_AUDIO,TYPE_AUDIO) ||
		!dvideo.CreateSocket(PORT_VIDEO,TYPE_VIDEO)
		)
	{
		DestroyVideo();
		return FALSE;
	}

	if(m_vidcap && m_bVidInit)		
		ret =  m_vidcap->StartCapture () && ret;

	m_VUnComped = new char[m_bmpinfo->bmiHeader .biSizeImage];
//	m_VComped	= new char[m_bmpinfo->bmiHeader .biWidth * m_bmpinfo->bmiHeader .biHeight ];
	m_AUnComped = new char[SIZE_AUDIO_FRAME];
	m_AComped	= new char[SIZE_AUDIO_PACKED];

	//if(!m_VUnComped || !m_VComped || !m_AUnComped || !m_AComped)	
	if(!m_VUnComped || !m_AUnComped || !m_AComped)	
	{
		AfxMessageBox("分配视频压缩/解压缩内存出错!");
		if(m_VUnComped)	delete []m_VUnComped;
		if(m_VComped)	delete []m_VComped;
		if(m_AUnComped) delete []m_AUnComped;
		if(m_AComped)	delete []m_AComped;
		DestroyVideo();
		return FALSE;
	}
	ZeroMemory(m_VUnComped,m_bmpinfo->bmiHeader .biSizeImage );
//	ZeroMemory(m_VComped,m_bmpinfo->bmiHeader .biWidth * m_bmpinfo->bmiHeader .biHeight );
	ZeroMemory(m_AUnComped,SIZE_AUDIO_FRAME);
	ZeroMemory(m_AComped,SIZE_AUDIO_PACKED);	

	if(m_AudioRec)
		m_AudioRec->PostThreadMessage(WM_RECORDSOUND_STARTRECORDING,0,0);

	m_bExitNow = FALSE;
	m_bStart = TRUE;
	m_LocalDlg.EnableWindow (TRUE);
	m_RemoteDlg.EnableWindow (TRUE);

	RECT rc,rcrd;
	m_LocalDlg.GetClientRect(&rc);
	m_LocalDlg.ClientToScreen (&rc);
	m_RemoteDlg.GetClientRect (&rcrd);
	if(rc.left <(rcrd.right -rcrd.left ))
		::SetWindowPos (m_RemoteDlg.m_hWnd,HWND_TOP,rc.right+1 ,rc.top ,m_bmpinfo->bmiHeader.biWidth+8 ,m_bmpinfo->bmiHeader.biHeight +24 ,0);
	else
		::SetWindowPos (m_RemoteDlg.m_hWnd,HWND_TOP,rc.left- m_bmpinfo->bmiHeader.biWidth-8,rc.top ,m_bmpinfo->bmiHeader.biWidth+8 ,m_bmpinfo->bmiHeader.biHeight +24,0);

	
//	SetTextColor((m_LocalDlg.GetDC ())->m_hDC,0x00662200);
	if(m_LocalDlg.m_VidLocal)
	{
		m_LocalDlg.SetWindowText (_T("本地视频"));
		m_RemoteDlg.SetWindowText (dcontrol.remotename );
		m_LocalDlg.SetWindowText (_T("本地"));
	}else
	{
		m_RemoteDlg.SetWindowText (_T("本地视频"));
		SetWindowText (dcontrol.remotename );
		m_LocalDlg.SetWindowText (_T("远程"));
	}
	m_State=STATE_CONNECTED;
	OnTrayNotify(IDR_MAINFRAME,WM_LBUTTONUP);
	Invalidate (TRUE);
	m_RemoteDlg.ShowWindow (SW_SHOW);

	m_Retry = 0;
	m_ConnectTime=CTime::GetCurrentTime();
	return ret;

}

void CChatClientDlg::DestroyVideo()
{
	m_RemoteDlg.ShowWindow (SW_HIDE);
	m_LocalDlg.ShowWindow(SW_HIDE);

	m_State=STATE_IDLE;
	m_Retry=0;
	m_bExitNow=TRUE;
	if(m_AudioRec)
		m_AudioRec->PostThreadMessage(WM_RECORDSOUND_STOPRECORDING,0,0);

	DestroyCap ();
	DestroyDib ();
	m_VideoCodec.Destroy ();

	daudio.SetParent(NULL);
	dvideo.SetParent(NULL);

	daudio.CloseSocket();
	dvideo.CloseSocket();

	if(m_VUnComped)		delete []m_VUnComped;
	m_VUnComped =NULL;
	if(m_VComped)		delete []m_VComped;
	m_VComped =NULL;
	if(m_AUnComped)		delete []m_AUnComped;
	m_AUnComped =NULL;
	if(m_AComped)		delete []m_AComped;
	m_AComped =NULL;

	m_LocalDlg.EnableWindow (FALSE);

	if(m_bStart)
		dcontrol.SendControlMessage(MESG_DISCONNECT,dcontrol.remoteaddress);
	m_bStart = FALSE;

	m_RemoteDlg.m_bVideoIn =FALSE;

//	SetWindowText(_T("视频聊天"));
	Invalidate (TRUE);

}

void CChatClientDlg::SendVideo(BYTE *data, int size)
{
	int comp=0;
	if(m_bExitNow  )	return;

	if(data==NULL || size<=0)	return;
	m_VComped = new char[size + 1000];
	m_VideoCodec.EncodeVideoData((char*)data,size,m_VComped,&comp,0);
	if(comp>0)	
		dvideo.SendVideoData((unsigned char *)m_VComped,comp);
	//Add Roman
    if(m_VComped != NULL){
		delete []m_VComped;
		m_VComped=NULL;
	}

	m_VFrames++;
	m_VBytesSent +=comp;
	if(m_LocalDlg.m_VidLocal)
	{
		::DrawDibDraw(	
					hdib,
					//在这里的hdc应该是显示视频的窗口的hdc，但m_hdc在此之前并没有在任何地方赋值
					m_LocalDlg.GetDC()->m_hDC,
					m_LocalDlg.m_Video_x,				// dest : left pos
					m_LocalDlg.m_Video_y,				// dest : top pos
					176,							// don't zoom x
					144,							// don't zoom y
					&m_bmpinfo->bmiHeader,		// bmp header info
					data,						// bmp data
					0,							// src :left
					0,							// src :top
					IMAGE_WIDTH,				// src : width
					IMAGE_HEIGHT,				// src : height
					DDF_SAME_DRAW				// use prev params....
				  );
	}
	else 
		if( !m_LocalDlg.m_VidLocal && m_RemoteDlg)
		    m_RemoteDlg.DisplayRemoteFrame ((unsigned char*)data,size);

}

void CChatClientDlg::PlayWavFile(LPCTSTR filename)
{
	CFile f;
	DWORD size=0;
	char *p;
	if(f.Open (filename,CFile::modeRead | CFile::typeBinary,NULL))
	{
		f.Seek (58,CFile::begin);
		size=f.GetLength ();
		p=new char[size];
		if(!p)	return;
		size=f.Read (p ,size);
		m_AudioPlay->PostThreadMessage(WM_PLAYSOUND_PLAYBLOCK,size,(LPARAM)p);
		Sleep(100);
		delete []p;
		f.Close ();
	}
}

void CChatClientDlg::OnTimer(UINT nIDEvent) 
{
	// TODO: Add your message handler code here and/or call default
	char szFps[256]="";
	DWORD	NowTime;
	CTime t=CTime::GetCurrentTime();
	CTimeSpan ts = t - m_ConnectTime;

	switch(m_State)
	{
	case STATE_IDLE:
		break;
	case STATE_CONNECTED:
		NowTime=GetTickCount();
		if(NowTime - m_dwLastTime>=2000)
		{
			sprintf(szFps,"%d:%02d:%02d",
				ts.GetHours (),ts.GetMinutes (),ts.GetSeconds ());
			m_dwLastTime = NowTime;
			m_VFrames = 0;m_VBytesSent=0;
			m_AFrames = 0;m_ABytesSent=0;
//			DisplayMesg(szFps);
		}
		break;
	case STATE_CALLIN:
	case STATE_CALLOUT:
		PlayWavFile(m_State==STATE_CALLIN?"callin.wav":"callout.wav");
		m_Retry++;
		sprintf(szFps,"等待对方应答: %d",m_Retry);
		if(m_Retry > 100)	//wait 10s
		{
			DestroyVideo ();
			AfxMessageBox("对方无人应答,连接超时");
		}
		break;
	}
	
	CDialog::OnTimer(nIDEvent);
}
LRESULT CChatClientDlg::OnTrayNotify(WPARAM wParam, LPARAM lParam)
{
	switch(lParam)
	{
	case WM_LBUTTONUP:
		{
			BOOL res; 
			m_tnid.cbSize = sizeof(NOTIFYICONDATA); 
			m_tnid.hWnd = m_hWnd;
			m_tnid.uID = IDR_MAINFRAME; 
			res = Shell_NotifyIcon(NIM_DELETE, &m_tnid); 
			ShowWindow(SW_SHOWNORMAL);
			SetForegroundWindow();
			SetActiveWindow();
			if( m_bStart) 
			{
				m_LocalDlg.UpdateData();
				m_RemoteDlg.UpdateData();
				m_RemoteDlg.ShowWindow (SW_SHOW);
				m_LocalDlg.ShowWindow(SW_SHOW);
			}
		}
		break;
	}
	return TRUE;
}