/// <summary>
/// 处理服务器信息
/// </summary>
private void ReceiveData()
{
string receiveString = null;
Action actionDelegate = null;
while (_isExit == false)
{
try
{
//从网络流中读出字符串
//此方法会自动判断字符串长度前缀，并根据长度前缀读出字符串
receiveString = StartReadFile();
if (string.IsNullOrEmpty(receiveString))
{
continue;
}
}
catch
{
if (_isExit == false)
{
MessageBox.Show("与服务器失去连接");
}
break;
}
string[] splitString = receiveString.Split(',');
string command = splitString[0].ToLower();
actionDelegate = null;
if (_nickName == splitString[1])
{
continue;
}
switch (command)
{
case "login": //格式： login,用户名
actionDelegate = () =>
{
FormChat form = new FormChat(_nickName, splitString[1]);
form.OnSendMessage += form_OnSendMessage;
_lstChatForm.Add(splitString[1], form);
lstFriend.Items.Add(splitString[1]);
};
break;
case "logout": //格式： logout,用户名
actionDelegate = () =>
{
FormChat form = _lstChatForm[splitString[1]];
form.ShowTips("对方已经离线，可能无法立即回复");
_lstChatForm.Remove(splitString[1]);
lstFriend.Items.Remove(splitString[1]);
};
break;
case "talk": //格式： talk,用户名,对话信息
actionDelegate = () =>
{
FormChat form = _lstChatForm[splitString[1]];
form.Show();
form.AppendRtf(splitString[2], splitString[1]);
};
break;
default:
break;
}
if (actionDelegate != null)
{
this.Invoke(actionDelegate);
}
}
Application.Exit();
}