/// <summary>
/// 构造函数。
/// </summary>
/// <param name="sci"></param>
/// <param name="userInfo"></param>
/// <param name="ports"></param>
public HostListenService(StartClassInfo sci,UserInfo userInfo, PortSettings ports)
{
this.sci = sci;
this.userInfo = userInfo;
this.ports = ports;
this.udpSocket = new UDPSocket(this.ports.ClientCallback);
this.udpSocket.Changed += this.RaiseChanged;
this.udpSocket.DataArrival += new SocketDataArrivalEventHandler<Msg>(delegate(Msg sender)
{
try
{
Thread thread = new Thread(new ThreadStart(delegate()
{
this.ReceiveClientData(sender);
}));
thread.IsBackground = true;
thread.Start();
}
catch (Exception e)
{
UtilTools.OnExceptionRecord(e, typeof(UDPSocket));
}
});
this.workUpTcpService = new WorkUpTcpService(this.ports.FileUpTransfer);
this.workUpTcpService.Changed += this.RaiseChanged;
this.workUpTcpService.DataArrival += new SocketDataArrivalEventHandler<FileMSG>(delegate(FileMSG sender)
{
this.ReceiveClientData(sender as UploadFileMSG);
});
}
/// <summary>
///
/// </summary>
/// <param name="sci"></param>
/// <param name="hostAddress"></param>
/// <param name="ports"></param>
public void Start(StartClassInfo sci, HostAddress hostAddress, PortSettings ports)
{
try
{
if (sci == null || ports == null || hostAddress == null) return;
int broadcastPort = ports.HostBroadcast;
Thread thread = HostBroadcastService.PortThreadCache[broadcastPort] as Thread;
#region 如果当前广播未关闭，强制关闭。
if (thread != null)
{
try
{
this.Stop();
thread.Abort();
}
finally
{
thread = null;
}
}
#endregion
this.RaiseChanged("开启主机广播...");
IPEndPoint broadcastAddr = new IPEndPoint(hostAddress.BroadcastAddress, broadcastPort);
HostBroadcast data = new HostBroadcast();
data.SName = string.Format("{0}[{1}]{2}({3})", this.info.UserName, sci.ClassInfo.ClassName, sci.CatalogInfo.CatalogName, sci.CatalogInfo.TypeName);
data.Ports = ports;
data.UID = this.info.UserID;
data.Time = DateTime.Now;
int interval = ports.BroadcastInterval;
thread = new Thread(new ThreadStart(delegate()
{
this.isStart = true;
//主机广播。
this.sendHostBroadcast(data, broadcastAddr, interval);
//发送主机关闭广播。
this.sendHostCloseBroadcast(broadcastAddr);
//移除缓存。
HostBroadcastService.PortThreadCache[broadcastPort] = null;
}));
thread.IsBackground = true;
HostBroadcastService.PortThreadCache[broadcastPort] = thread;
thread.Start();
}
catch (Exception x)
{
this.OnExceptionRecord(x, this.GetType());
this.RaiseChanged(x.Message);
MessageBox.Show(x.Message, "循环广播时发生异常：", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
/// <summary>
/// 构造函数。
/// </summary>
private HostNetService(ICoreService service, StartClassInfo sci)
{
this.info = service["userinfo"] as UserInfo;
this.ports = service["portsettings"] as PortSettings;
this.hostAddress = service["hostaddress"] as HostAddress;
//主机广播。
this.hostBroadcast = new HostBroadcastService(info);
this.hostBroadcast.Changed += this.OnRaiseChanged;
//主机侦听。
this.hostListenService = new HostListenService(this.sci = sci, this.info, this.ports);
this.hostListenService.Changed += this.OnRaiseChanged;
this.hostListenService.UpdateControls += this.OnUpdateControls;
}
/// <summary>
///
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnStart_Click(object sender, EventArgs e)
{
try
{
if (MessageBox.Show(string.Format("您确认{0}上课？", this.start ? "结束" : "开始"), "系统提示", MessageBoxButtons.YesNo, MessageBoxIcon.Information) != DialogResult.Yes)
{
return;
}
this.OnClearErrorEvent();
StartClassInfo sci = new StartClassInfo();
Grade g = this.ddlGrade.SelectedItem as Grade;
if (g != null)
{
sci.GradeID = g.GradeID;
sci.GradeName = g.GradeName;
sci.Evaluate = g.Evaluate;
}
sci.ClassInfo = this.ddlClass.SelectedItem as Class;
sci.CatalogInfo = this.ddlCatalog.SelectedItem as Catalog;
sci.LoginMethod = (EnumLoginMethod)int.Parse(this.ddlLoginMethod.SelectedValue.ToString());
sci.Password = this.txtLoginPassword.Text.Trim();
if ((sci.LoginMethod == EnumLoginMethod.Password) && string.IsNullOrEmpty(sci.Password))
{
string err = "请设置指定密码！";
this.OnMessageEvent(MessageType.Normal | MessageType.PopupInfo, err);
this.OnSetErrorEvent(this.txtLoginPassword, err);
this.txtLoginPassword.Focus();
return;
}
this.WriteStatusInfo(this.start = !this.start);
this.btnStart_MouseLeave(sender, e);
this.CoreService["startclassinfo"] = sci;
this.OnCrossPluginSend(new CrossPluginEventArgs(DockStyle.Right, new object[] { "syncdata", !this.start }));
this.OnCrossPluginSend(new CrossPluginEventArgs(DockStyle.Fill, new object[] { "load", this.start, sci }));
}
catch (Exception x)
{
this.OnMessageEvent(MessageType.PopupWarn, "发生异常：\r\n" + x.Message);
}
}
private HostNetService initHostNetService(StartClassInfo sci)
{
this.service["startclassinfo"] = sci;
HostNetService hostNetService = HostNetService.Instance(this.service);
if (hostNetService != null)
{
hostNetService.RaiseChanged += this.onRaiseChanged;
hostNetService.UpdateControls += this.onUpdateControls;
}
return hostNetService;
}
