private void updateOnlineUserList()
{
if (userListBox.InvokeRequired)
{
UpdateUserBoxList d = new UpdateUserBoxList(updateOnlineUserList);
userListBox.Invoke(d);
}
else
{
userListBox.Items.Clear();
foreach (OnlineUser user in onlineUserList)
{
userListBox.Items.Add(user.username);
}
}
}
//接收消息的方法
private void receiveData()
{
while (!isExit)
{
byte[] msg = new byte[1024];
try
{
int receiveLength = clientSocket.Receive(msg, 0, 1024, SocketFlags.None);
}
catch
{
MessageBox.Show("与服务器断开了连接");
clientSocket.Shutdown(SocketShutdown.Both);
clientSocket.Close();
clientSocket = null;
}
var receivedJson = JsonConvert.DeserializeObject <dynamic>(Encoding.UTF8.GetString(msg));
//接收的消息为在线人列表
if ((int)receivedJson.cmd == 4)
{
onlineUserList.Clear();
var userArrayData = receivedJson.list;
foreach (var item in userArrayData)
{
OnlineUser user = new OnlineUser(item["uid"].ToString(), item["username"].ToString());
onlineUserList.Add(user);
}
UpdateUserBoxList d = new UpdateUserBoxList(updateOnlineUserList);
userListBox.Invoke(d);
}
//接收的消息为一般的消息
if ((int)receivedJson.cmd == 5)
{
string message = (string)receivedJson.message;
string user = (string)receivedJson.user;
string finalMessage = $"{user}说：{message}";
AddTalkMessageDelegate d = new AddTalkMessageDelegate(AddTalkMessage);
userTalkRichBox.Invoke(d, finalMessage);
}
}
}