/// <summary>
/// 新增客户端
/// </summary>
/// <param name="conn"></param>
public void AddClientListBoxItem(User conn)
{
if (clientListBox.InvokeRequired)
{
// 当一个控件的InvokeRequired属性值为真时，说明有一个创建它以外的线程想访问它
Action<User> actionDelegate = (x) => { this.clientListBox.Items.Add(new ItemKeyValue(x.name.ToString(), x)); };
// 或者
// Action<string> actionDelegate = delegate(string txt) { this.label2.Text = txt; };
this.msgHouse.Invoke(actionDelegate, conn);
}
else
{
this.clientListBox.Items.Add(new ItemKeyValue(conn.name.ToString(), conn));
}
}
/// <summary>
/// 删除客户端
/// </summary>
/// <param name="toDeleteUser"></param>
public void DelClientListBoxItem(User toDeleteUser)
{
if (clientListBox.InvokeRequired)
{
// 当一个控件的InvokeRequired属性值为真时，说明有一个创建它以外的线程想访问它
Action<User> actionDelegate = (x) =>
{
ItemKeyValue tmp = null;
foreach (ItemKeyValue item in this.clientListBox.Items)
{
if (((User)item.Value).id == x.id)
{
tmp = item;
break;
}
}
if (tmp != null)
{
this.clientListBox.Items.Remove(tmp);
}
};
// 或者
// Action<string> actionDelegate = delegate(string txt) { this.label2.Text = txt; };
this.msgHouse.Invoke(actionDelegate, toDeleteUser);
}
else
{
ItemKeyValue tmp = null;
foreach (ItemKeyValue item in this.clientListBox.Items)
{
if (((User)item.Value).id == toDeleteUser.id)
{
tmp = item;
break;
}
}
if (tmp != null)
{
this.clientListBox.Items.Remove(tmp);
}
}
}
/// <summary>
/// 更新会话大厅消息
/// </summary>
/// <param name="str"></param>
public void AddMsgHouseNewMsg(User user, object msg)
{
if (msgHouse.InvokeRequired)
{
// 当一个控件的InvokeRequired属性值为真时，说明有一个创建它以外的线程想访问它
Action<object> actionDelegate = (x) =>
{
AppendMsg(this.msgHouse, user, msg);
};
if (!this.msgHouse.IsDisposed)
{
this.msgHouse.Invoke(actionDelegate, msg);
}
}
else
{
AppendMsg(this.msgHouse, user, msg);
}
}
/// <summary>
/// 消息格式
/// </summary>
/// <returns></returns>
private void AppendMsg(RichTextBox richTextBox, User user, object msg_body)
{
if (!richTextBox.IsDisposed)
{
richTextBox.SelectionColor = user.titleColor;
if (richTextBox.Text.Length != 0)
{
richTextBox.AppendText(" " + Environment.NewLine);
}
richTextBox.SelectionColor = user.titleColor;
richTextBox.AppendText(string.Format("{0} {1}{2}", user.name, DateTime.Now.ToString("yyyy/MM/dd HH:mm:ss"), Environment.NewLine));
richTextBox.SelectionColor = user.msgColor;
richTextBox.AppendText(string.Format("{0}{1}", msg_body.ToString(), Environment.NewLine));
}
return;
}
/// <summary>
/// 发送消息给指定的用户
/// </summary>
/// <param name="msg_type">消息类型</param>
/// <param name="from_user">消息发送者</param>
/// <param name="to_user">接收者</param>
/// <param name="message">消息内容</param>
/// <returns></returns>
private bool SendToClient(CMD_TYPE msg_type, User from_user, User to_user, string message)
{
try
{
byte[] msg_bytes = Protocol.Protocol.MakeProtocolMsg(msg_type, from_user.MakeAuthCode(), to_user.MakeAuthCode(), message);
to_user.bw.Write(msg_bytes);
to_user.bw.Flush();
return true;
}
catch (ObjectDisposedException e)
{
return false;
}
catch (Exception e)
{
AddMsgHouseNewMsg(new User(), string.Format("服务端给{0}发送消息失败", to_user.name));
return false;
}
}
/// <summary>
/// 发送给所有用户
/// </summary>
/// <param name="from_user"></param>
/// <param name="message"></param>
private void SendToAllClient(CMD_TYPE cmd_type, string message, User from_user = null)
{
if (from_user == null) { from_user = new User(); }
for (int i = 0; i < userList.Count; i++)
{
SendToClient(cmd_type, from_user, userList[i], message);
}
}
/// <summary>
/// socket服务线程
/// </summary>
private void SocketThread()
{
TcpClient newClient = null;
while (true)
{
try
{
newClient = serverTCPListener.AcceptTcpClient();
newClient.SendTimeout = 500;
}
catch (Exception e)
{
break;
}
//每接收一个客户端连接，就创建一个对应的线程循环接收该客户端发来的信息；
User user = new User(newClient);
Thread threadReceive = new Thread(ReceiveDataThread);
threadReceive.Start(user);
userList.Add(user);
AddClientListBoxItem(user);
UpdateTotalNum(this.userList.Count);
}
}
