} // GroupTalk_Load
/// <summary>
/// 从MsgList中找到有效的数据并且填入窗口
/// </summary>
/// <param name="cancellationToken">a symbol of whether canceling task</param>
private void pollMsg(CancellationToken cancellationToken)
{
while (!cancellationToken.IsCancellationRequested)
{
MsgList msgList = MsgList.GetInstance();
// 已提取到的消息的下标
ArrayList indexList = new ArrayList();
int i = 0;
if (msgList.recvMsgList.Count != 0)
{
foreach (RecvdMsg msg in msgList.recvMsgList)
{
if (msg.type == "group" && msg.destName == "all")
{
string finalStr = msg.userName + "发来:" + msg.content;
lstBox_recMsg.Invoke(appendString, lstBox_recMsg, finalStr);
indexList.Add(i); // 下标索引
} // if
i++;
} // foreach
} // if
// 删掉已经读取的消息
foreach (int index in indexList)
{
RecvdMsg msg = msgList.recvMsgList[index];
msgList.recvMsgList.Remove(msg);
} // foreach
} // while
} // pollMsg
/// <summary>
/// 回调函数：接受消息
/// </summary>
/// <param name="ar">the ar</param>
public static void recCallBack(IAsyncResult ar)
{
try
{
// 接受消息的缓冲槽
byte[] recvBuffer = (byte[])ar.AsyncState;
// 当前用户的实例
User currentUser = User.GetInstance();
// 接受到的每一条消息
RecvdMsg recvMsg = new RecvdMsg();
// 消息列表实例
MsgList msgList = MsgList.GetInstance();
try
{
int i = currentUser.socket.EndReceive(ar);
string str_data = Encoding.UTF8.GetString(recvBuffer, 0, i);
// 解析数据
C2CAnayMsg c2cAnayMsg = new C2CAnayMsg(str_data);
// 初始化收到信息类
recvMsg.type = c2cAnayMsg.type;
recvMsg.userName = c2cAnayMsg.srcUser;
recvMsg.srcIP = c2cAnayMsg.srcIP;
recvMsg.destName = c2cAnayMsg.destName;
recvMsg.content = c2cAnayMsg.content;
if (recvMsg.type != null)
{
msgList.recvMsgList.Add(recvMsg);
} // if
recvBuffer = new byte[currentUser.socket.SendBufferSize];
//循环接收
AsyncCallback callBack = new AsyncCallback(recCallBack);
//异步调用
currentUser.socket.BeginReceive(recvBuffer, 0, recvBuffer.Length, SocketFlags.None, callBack, recvBuffer);//开始从连接的Socket中接收数据
} // try
catch (System.Exception ex)
{
if (currentUser.socket != null)
{
SocketHandler.ShutDownConn(currentUser.socket);
} // if
} /// catch
} // try
catch (System.Exception ex)
{
// 封装客户端停止连接时的异常
} // catch
} // recCallBack
} // W_Main_Load
/// <summary>
/// 遍历消息列表，每20秒查询一下是否有新好友加入
/// </summary>
/// <param name="cancellationToken">the sing of cancel task</param>
private void findAddMsg(CancellationToken cancellationToken)
{
while (!cancellationToken.IsCancellationRequested)
{
// 发现未读消息
Thread.Sleep(1000);
MsgList msgList = MsgList.GetInstance();
ArrayList indexList = new ArrayList();
int i = 0;
unReadMsg = "";
lbl_unRdMsg.Invoke(reset, "", lbl_unRdMsg);
if (msgList.recvMsgList.Count != 0)
{
foreach (RecvdMsg msg in msgList.recvMsgList)
{
if (msg.type == "addfrd")
{
pnl_userList.Invoke(iniFrdList, pnl_userList);
indexList.Add(i);
} // if
// 查看是否有未读消息
if (msg.type == "client2client")
{
unReadMsg += msg.userName + ",";
}
i++;
} // foreach
} // if
unReadMsg.TrimEnd(',');
if (unReadMsg != "")
{
unReadMsg += "的消息未读";
lbl_unRdMsg.Invoke(reset, unReadMsg, lbl_unRdMsg);
} // if
// 删掉已经读取的消息
foreach (int index in indexList)
{
RecvdMsg msg = msgList.recvMsgList[index];
msgList.recvMsgList.Remove(msg);
}
} // while
} // findAddMsg
} // W_SingleChat_Load
/// <summary>
/// 从MsgList中找到有效的数据并且填入窗口
/// </summary>
/// <param name="cancellationToken">the symbol whether cancel task</param>
private void pollMsg(CancellationToken cancellationToken)
{
while (!cancellationToken.IsCancellationRequested)
{
MsgList msgList = MsgList.GetInstance();
ArrayList indexList = new ArrayList();
int i = 0;
// 未读消息列表不为空时
if (msgList.recvMsgList.Count != 0)
{
foreach (RecvdMsg msg in msgList.recvMsgList)
{
if (msg.type == "offline" && msg.userName == userName && msg.destName == destName)
{
lstBox_recMsg.Invoke(appendString, lstBox_recMsg, msg.content);
indexList.Add(i);
} // if
if (msg.type == "client2client" && msg.userName == destName)
{
string finalStr = msg.userName + "发来:" + msg.content;
lstBox_recMsg.Invoke(appendString, lstBox_recMsg, finalStr);
indexList.Add(i);
} // if
i++;
} // foreach
} // if
// 删掉已经读取的消息
foreach (int index in indexList)
{
RecvdMsg msg = msgList.recvMsgList[index];
msgList.recvMsgList.Remove(msg);
} // foreach
} // while
} // pollMsg
