void Func_NetCom_SendData(string str)
{
if (netcom_is_connected == true)
{
if (str.Length == 0)
{
MessageBox.Show("Empty send length!" + DebugIF.GetStack(), "Error!");
}
else
{
if (Parameter.netcom_is_server == true) //服务器往客户端发送
{
try
{
bw_server_write_to_client.Write(str);
}
catch (Exception ex)
{
if (netcom_is_connected == true)
{
MessageBox.Show(ex.Message, "Client lost, Write Fail!");
Func_Server_Close();
}
}
}
else //客户端往服务器端发送
{
try
{
bw_client_write_to_server.Write(str); //向服务器发送字符串
}
catch (Exception ex)
{
if (netcom_is_connected == true)
{
MessageBox.Show(ex.Message, "Server lost, Write Fail!");
Func_Clint_Close();
}
}
}
}
}
}
void button_NetRun_Click(object sender, EventArgs e)
{
if (first_run_init_done == false)
{
first_run_init_done = true;
/**********************创建线程****************************/
string strInfo = string.Empty;
thread_net = new Thread(ThreadEntry_Net); //实例化Thread线程对象
strInfo = "\nThe managed Thread ID:" + thread_net.ManagedThreadId;
strInfo += "\nThread Name:" + thread_net.Name;
strInfo += "\nThread State:" + thread_net.ThreadState.ToString();
strInfo += "\nThread Priority:" + thread_net.Priority.ToString();
strInfo += "\nIs Backgroud" + thread_net.IsBackground;
Console.WriteLine(strInfo);
thread_net.IsBackground = true; //设置为后台程序，它的主线程结束，它也一起结束
thread_net.Start(); //启动线程
/**********************创建线程****************************/
}
if (netcom_is_connected == false)
{
String IP_Str = "";
IP_Str = textBox_IP1.Text + "." + textBox_IP2.Text + "." + textBox_IP3.Text + "." + textBox_IP4.Text;
//服务器：真正串口要接收东西的那个
//textBox_Netcom.Text += "Server is listening...\r\n";
if (Parameter.netcom_is_server == true)
{
textBox_ComRec.Text += "Waiting for the Client...\r\n";
IPEndPoint localEP = new IPEndPoint(IPAddress.Parse(IP_Str), 6666); //本地端地址
Listener = new TcpListener(localEP); //建立监听类，并绑定到指定的端地址
try
{
Listener.Start(); //开始监听
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error local IP setup!");
return;
}
s32 minute_mark;
s32 second_mark;
s32 listener_pending_mark;
s32 listener_pending_timeout;
minute_mark = DateTime.Now.Minute;
second_mark = DateTime.Now.Second;
listener_pending_mark = minute_mark * 60 + second_mark;
while (true)
{
if (Listener.Pending() == false)
{
//为了避免每次都被tcpListener.AcceptTcpClient()阻塞线程，添加了此判断，
//no connection requests have arrived
//当没有连接请求时，什么也不做，有了请求再执行到tcpListener.AcceptTcpClient()
minute_mark = DateTime.Now.Minute;
second_mark = DateTime.Now.Second;
listener_pending_timeout = minute_mark * 60 + second_mark;
//Console.WriteLine("listener pending{0}:{1}....", listener_pending_mark, listener_pending_timeout);
if (listener_pending_timeout - listener_pending_mark >= 10)
{
textBox_ComRec.Text += "Can't find any client" + "\r\n";
MessageBox.Show("Can't find any client" + DebugIF.GetStack(), "Attention!");
Listener.Stop();
return;
}
}
else
{
remoteClient = Listener.AcceptTcpClient(); //等待连接（阻塞）
network_stream_server = remoteClient.GetStream();
br_server_read_from_client = new BinaryReader(network_stream_server);
bw_server_write_to_client = new BinaryWriter(network_stream_server);
textBox_ComRec.Text += "Client connect successfully!\r\nClient:" //打印客户端连接信息；
+ remoteClient.Client.RemoteEndPoint.ToString() + "\r\n";
break;
}
}
}
else
{
IPEndPoint remoteEP = new IPEndPoint(IPAddress.Parse(IP_Str), 6666); //远程服务器端地址；
remoteServer = new TcpClient();
try
{
remoteServer.Connect(remoteEP); //调用connect方法连接远端服务器；
}
catch (Exception ex)
{
textBox_ComRec.Text += "Can't connect to server:" + IP_Str + "\r\n";
MessageBox.Show("Can't connect to server:" + IP_Str + "\r\n" + ex.Message, "Warning");
return;
}
network_stream_client = remoteServer.GetStream();
bw_client_read_from_server = new BinaryReader(network_stream_client);
bw_client_write_to_server = new BinaryWriter(network_stream_client);
textBox_ComRec.Text += "Connect to server successfully:" + IP_Str + "\r\n";
Console.WriteLine("I'm using {0}.", remoteServer.Client.LocalEndPoint); //打印自己使用的端地址；
}
netcom_is_connected = true;
button_NetRun.Text = "Break the NetCom";
}
else
{
//客户端等待服务器数据
if (Parameter.netcom_is_server == false)
{
Func_Clint_Close();
}
else //服务器等待客户端数据
{
Func_Server_Close();
}
MessageBox.Show("Break the NetCom" + DebugIF.GetStack(), "Warning!");
}
}
