serverdlg.cpp

本系统用VC++ 6.0编译写成 系统主要包含局域网聊天和文件传输功能！ 聊天可以实现屏蔽和私聊功能 屏蔽可以只接受发给自己的信息。 私聊时发送信息只让放送方知道。 界面可以最小化到托

}

void CServerDlg::OnClose(WPARAM wParam,LPARAM lParam)
{
	int i;
	for(i=0;i<MAX1&&SocketAccept[i]!=wParam;i++){}
	if(i==MAX1) return;
	sendinfo info;
	info.type=3;//people exit
	CTime t=CTime::GetCurrentTime();
	CString strTime="[%y-%m-%d %H:%M:%S]",s;
	strTime=t.Format(strTime);
	s=uinfo[i].username;
	memcpy(info.name,s,s.GetLength()+1);
	CString m;
	m=strTime+"系统消息:\r\n  用户"+uinfo[i].username+"退出聊天室";
	m_strMsg=m_strMsg+"\r\n"+strTime+"用户"+uinfo[i].username+"(IP:"+uinfo[i].userip+")退出服务器";
	UpdateData(FALSE);
	people.Format("%d",atoi(people)-1);
	GetDlgItem(IDC_STATIC2)->SetWindowText(people);
	CEdit *edit=new CEdit;
	edit=(CEdit *)GetDlgItem(IDC_EDIT4);
	edit->LineScroll(edit->GetLineCount(),0);
	memcpy(info.msg,m,m.GetLength()+1);
	for(int j=0;j<MAX&&SocketAccept[j]!=INVALID_SOCKET;j++)
	{
		if(i!=j)
			send(SocketAccept[j],(char*)&info,sizeof(info),0);
	}
	uinfo[i].userip="";
	uinfo[i].username="";
	closesocket(SocketAccept[i]);
	SocketAccept[i]=INVALID_SOCKET;

}

void CServerDlg::OnReceive(WPARAM wParam,LPARAM lParam)
{
	int i;
	for(i=0;i<MAX1&&SocketAccept[i]!=wParam;i++){}
	if(i==MAX1) return;
	int read;
	sendinfo info;
	read=recv(SocketAccept[i],(char *)&info,sizeof(info),0);
	switch(info.type)
	{
	case 1:// to all
		int j;
		for(j=0;j<MAX&&SocketAccept[j]!=INVALID_SOCKET;j++)
		{
			if(i!=j)
			send(SocketAccept[j],(char *)&info,sizeof(info),0);
		}
		break;
	case 2://to somebody
	case 6://接受文件
	case 7:
		for(j=0;j<MAX&&uinfo[j].username!=info.name;j++){}//&&uinfo[j].userip==
		send(SocketAccept[j],(char *)&info,sizeof(info),0);
		break;
	case 0://new people in
		for(j=0;j<MAX&&uinfo[j].username!=info.name;j++)
		{
		}
		if(uinfo[j].username==info.name)
		{
			sendinfo err;
			err.type=4;//异常
			CString m;
			m="该用户昵称已经存在，请更换";
			memcpy(err.msg,m,m.GetLength()+1);
			send(SocketAccept[i],(char*)&err,sizeof(err),0);
			uinfo[i].userip="";
			closesocket(SocketAccept[i]);
			SocketAccept[i]=INVALID_SOCKET;
		}
		else
		{
			CTime t=CTime::GetCurrentTime();
			CString strTime="[%y-%m-%d %H:%M:%S]",s;
			strTime=t.Format(strTime);
			s=info.name;
			uinfo[i].username=info.name;
			s="\r\n"+strTime+"系统消息:\r\n  "+s+"进入聊天室";
			m_strMsg=m_strMsg+"\r\n"+strTime+"用户"+uinfo[i].username+"(IP:"+uinfo[i].userip+")进入服务器";
			UpdateData(FALSE);
			CEdit *edit=new CEdit;
			edit=(CEdit *)GetDlgItem(IDC_EDIT4);
			edit->LineScroll(edit->GetLineCount(),0);
			memcpy(info.msg,s,s.GetLength()+1);//MessageBox("a");
			for(j=0;j<MAX;j++)
			{
				if(SocketAccept[j]!=INVALID_SOCKET)
				send(SocketAccept[j],(char*)&info,sizeof(info),0);
			}
			for(j=0;j<MAX;j++)
			{
				if(i!=j&&uinfo[j].username!="")
				{
					sendinfo namelist;
					CString name,ms;
					namelist.type=0;
					name=uinfo[j].username;
					ms="";
					memcpy(namelist.msg,ms,ms.GetLength()+1);
					memcpy(namelist.name,name,name.GetLength()+1);
					send(SocketAccept[i],(char*)&namelist,sizeof(info),0);
				}
			}
		}
		break;
	case 5://request for sending file
		{
			CString smsg;
			smsg=info.msg;
			smsg=uinfo[i].userip+"|"+smsg;
			memcpy(info.msg,smsg,smsg.GetLength()+1);
			for(j=0;j<MAX&&uinfo[j].username!=info.name;j++){}//&&uinfo[j].userip==
			send(SocketAccept[j],(char *)&info,sizeof(info),0);
		}
		break;

	}
}
LRESULT CServerDlg::onShowTask(WPARAM wParam,LPARAM lParam)   
         //wParam接收的是图标的ID，而lParam接收的是鼠标的行为   
{  
	SetForegroundWindow();
	if(wParam!=IDR_MAINFRAME)   
		return   1;   
	switch(lParam)   
	{   
		case   WM_RBUTTONUP://右键起来时弹出快捷菜单，这里只有一个“关闭”   
		{   
				LPPOINT   lpoint=new   tagPOINT;   
                 ::GetCursorPos(lpoint);//得到鼠标位置   
                  CMenu   menu;   
                  menu.CreatePopupMenu();//声明一个弹出式菜单   
                  //增加菜单项“关闭”，点击则发送消息WM_DESTROY给主窗口（已   
                  //隐藏），将程序结束。   
                  menu.AppendMenu(MF_STRING,WM_DESTROY,"关闭");
                  //确定弹出式菜单的位置   
                  menu.TrackPopupMenu(TPM_LEFTALIGN,lpoint->x,lpoint->y,this);   
                  //资源回收   
                  HMENU   hmenu=menu.Detach();   
                  menu.DestroyMenu();   
                  delete   lpoint;   

		}   
          break;   
          case   WM_LBUTTONDBLCLK://双击左键的处理   
          {   
               this->ShowWindow(SW_SHOW);//简单的显示主窗口完事儿  
          }   
          break;   
    }   
          return   0;  
/*

if( lParam == WM_RBUTTONDOWN )

{

CMenu* menu;

menu = new CMenu();

menu->LoadMenu(IDR_MENU1);// 菜单是要提前做好的

CMenu* pPopup=menu->GetSubMenu(0);

::SetMenuDefaultItem(pPopup->m_hMenu,0,TRUE); //设置粗体字

CPoint Point;

GetCursorPos(&Point);

pPopup->TrackPopupMenu(TPM_LEFTALIGN,Point.x,Point.y,AfxGetMainWnd(),NULL);

}

return 0;*/

}  

void CServerDlg::OnButtonMin() 
{
	// TODO: Add your control notification handler code here
	m_nid.cbSize = (DWORD)sizeof(NOTIFYICONDATA); 
	m_nid.hWnd = this->m_hWnd; 
	m_nid.uID = IDR_MAINFRAME; 
	m_nid.uFlags = NIF_ICON|NIF_MESSAGE|NIF_TIP ; 
	m_nid.uCallbackMessage = WM_SHOWTASK;

	//自定义的消息名称 WM_SHOWTASK 头函数中定义为WM_USER+1
	m_nid.hIcon = LoadIcon(AfxGetInstanceHandle(),MAKEINTRESOURCE(IDR_MAINFRAME)); 
	strcpy(m_nid.szTip,"QC服务器");//当鼠标放在上面时，所显示的内容 
	Shell_NotifyIcon(NIM_ADD,&m_nid);//在托盘区添加图标 
	this->ShowWindow(SW_HIDE);
}


void CServerDlg::OnDestroy() 
{
	CDialog::OnDestroy();
	Shell_NotifyIcon(NIM_DELETE,&m_nid);//在托盘区删除图标 

	// TODO: Add your message handler code here
	
}



void CServerDlg::OnButtonClear() 
{
	// TODO: Add your control notification handler code here
	CClearDlg dlg;dlg.dlg=this;
	if(dlg.DoModal()==IDOK)
	{	
		for(int i=0;i<MAX&&uinfo[i].username!=dlg.name;i++)
		{
		}
		sendinfo info;
		info.type=3;
		CTime t=CTime::GetCurrentTime();
		CString strTime="[%y-%m-%d %H:%M:%S]",s;
		strTime=t.Format(strTime);
		s=uinfo[i].username;
		memcpy(info.name,s,s.GetLength()+1);
		CString m;
		m=strTime+"系统消息:\r\n  用户"+uinfo[i].username+"被踢出聊天室";
		m_strMsg=m_strMsg+"\r\n"+strTime+"用户"+uinfo[i].username+"(IP:"+uinfo[i].userip+")被管理员踢出出服务器";
		UpdateData(FALSE);
		CEdit *edit=new CEdit;
		edit=(CEdit *)GetDlgItem(IDC_EDIT4);
		edit->LineScroll(edit->GetLineCount(),0);
		memcpy(info.msg,m,m.GetLength()+1);
		for(int j=0;j<MAX&&SocketAccept[j]!=INVALID_SOCKET;j++)
		{
			send(SocketAccept[j],(char*)&info,sizeof(info),0);
		}
		uinfo[i].userip="";
		uinfo[i].username="";
		closesocket(SocketAccept[i]);
		SocketAccept[i]=INVALID_SOCKET;
		people.Format("%d",atoi(people)-1);
		GetDlgItem(IDC_STATIC2)->SetWindowText(people);
	}
}




HBRUSH CServerDlg::OnCtlColor(CDC* pDC, CWnd* pWnd, UINT nCtlColor) 
{
	HBRUSH hbr = CDialog::OnCtlColor(pDC, pWnd, nCtlColor);
	
	// TODO: Change any attributes of the DC here
	// TODO: Return a different brush if the default is not desired
	return hbr;
}

void CServerDlg::HostInfo()
{
	char wsHostName[128];                                                                             // 存储主机名
	if (gethostname(wsHostName,128)==0)                                                   //正确的情况
	{
		hostent* pHost;
		pHost = gethostbyname(wsHostName);                                                     //pHost返回的是指向主机的列表
		LPCSTR psz = inet_ntoa(*(struct in_addr *)pHost->h_addr_list[0]);//得到指向ip的psz变量
		CString list;
		list=psz;
		list="  IP地址:"+list;
		list=wsHostName+list;
		list="主机名:"+list;
		GetDlgItem(IDC_STATIC1)->SetWindowText(list);
		people='0';
		GetDlgItem(IDC_STATIC2)->SetWindowText(people);
	}
}