/// <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 btnSave_Click(object sender, EventArgs e)
{
try
{
string strBroadcast = this.txtBroadcast.Text;
if (string.IsNullOrEmpty(strBroadcast))
{
this.OnMessageEvent(MessageType.PopupInfo, "请配置广播地址！");
return;
}
HostAddress host = new HostAddress();
host.HostIP = IPAddress.Parse(this.ddlHostIP.Text);
host.BroadcastAddress = IPAddress.Parse(strBroadcast);
this.CoreService.Add("hostaddress", host);
if (!this.isPluginLoad)
{
TeaSyncData teaSyncData = null;
try
{
teaSyncData = TeaSyncData.DeSerialize(FolderStructure.UserSyncDataFile(userInfo.UserID));
}
catch (Exception x)
{
this.OnMessageEvent(MessageType.PopupWarn, string.Format("同步的数据发生异常：{0}", x.Message));
}
if (teaSyncData != null)
{
this.CoreService.Add("teasyncdata", teaSyncData);
this.CoreService.AddForm(new MonitorStudentsWindow(this.CoreService));
}
else
{
this.CoreService.AddForm(new SyncDataWindow(this.CoreService, userInfo, true));
}
this.CoreService.ForceQuit = true;
}
this.btnClose_Click(this.btnClose, e);
}
catch (Exception ex)
{
this.OnMessageEvent(MessageType.PopupInfo, ex.Message);
}
}
