实例介绍
【实例简介】服务端 客户端一体化
【实例截图】
【核心代码】
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Net;
using System.Net.Sockets;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace NetWork
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
int a = 0;
int b = 0;
int c = 0;
IPAddress ip;
IPEndPoint point = new IPEndPoint(IPAddress.Any,0);
string protocol;
Socket aimSocket;
Socket mySocket;
//IPEndPoint remote;
private void Form1_Load(object sender, EventArgs e)//初始化为UDP Server模式
{
cobProtocol.SelectedIndex = 0;
txtIP.Text = GetAddressIP();
Control.CheckForIllegalCrossThreadCalls = false;
}
string GetAddressIP()
{
string AddressIP = "";
foreach (IPAddress _IPAddress in Dns.GetHostEntry(Dns.GetHostName()).AddressList)
{
if (_IPAddress.AddressFamily.ToString() == "InterNetwork")
{
AddressIP = _IPAddress.ToString();
ip = _IPAddress;//设定全局的IP
}
}
return AddressIP;
}
private void btnStart_Click(object sender, EventArgs e)//设置目标IP（Client），本地IP（Server）
{
try
{
if (protocol == "TCP Server")
{
mySocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
point = new IPEndPoint(ip, Convert.ToInt32(txtPort.Text));//绑定端口号
mySocket.Bind(point);//绑定监听端口
MessageBox.Show("TCP Server绑定成功");
mySocket.Listen(10);//等待连接是一个阻塞过程，创建线程来监听
Thread thReceive = new Thread(TSReceive);
thReceive.IsBackground = true;
thReceive.Start();
}
else if (protocol == "TCP Client")
{
ip = IPAddress.Parse(txtIP.Text);//目标IP
point = new IPEndPoint(ip, Convert.ToInt32(txtPort.Text));//目标端口
aimSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
aimSocket.Connect(point);//连接服务器
MessageBox.Show("连接成功");
Thread thReceive = new Thread(TCReceive);
thReceive.IsBackground = true;
thReceive.Start();
}
}
catch
{}
}
private void cobProtocol_SelectedIndexChanged(object sender, EventArgs e)
{
// [2] TCP Server [3] TCP Client
//此处设置标准位？？？ 然后为btnConnect做准备？
protocol = cobProtocol.SelectedItem.ToString();
if (protocol == "TCP Server")
{
lblIP.Text = "本地IP地址：";
lblPort.Text = "本地端口号：";
}
else if (protocol == "TCP Client")
{
lblIP.Text = "服务器IP地址：";
lblPort.Text = "服务器端口号：";
}
}
private void btnSend_Click(object sender, EventArgs e)
{
try
{
byte[] buffer = Encoding.Default.GetBytes(txtSend.Text);
aimSocket.SendTo(buffer, point);
}
catch
{ }
}
//TCP Server接收线程
void TSReceive()
{
aimSocket = mySocket.Accept();//服务端监听到的Socket为服务端发送数据的目标socket
byte[] buffer = new byte[1024];
while (true)
{
try
{
int r = aimSocket.Receive(buffer);//接收到监听的Socket的数据
if (r == 0)
{
MessageBox.Show("连接断开");
break;
}
string strRec = Encoding.Default.GetString(buffer, 0, r);
txtRec.AppendText(aimSocket.RemoteEndPoint.ToString() ":" strRec "\r\n");
//温度解析
int p = -1;
int w = -1;
p=strRec.IndexOf("wendu:");
w=strRec.IndexOf("//wendu");
if ((p != -1)&&(w!=-1))
{
int length = w - p;
wendu.Text = strRec.Substring(p 6, length-6);
}
//湿度解析
int i = -1;
int u = -1;
i = strRec.IndexOf("shidu:");
u = strRec.IndexOf("//shidu");
if ((i != -1) && (u != -1))
{
int length = u - i;
shidu.Text = strRec.Substring(i 6, length - 6);
}
}
catch
{ }
}
}
//TCP Client接收线程
void TCReceive()
{
byte[] buffer = new byte[1024];
while (true)
{
try
{
int r = aimSocket.Receive(buffer);
if (r == 0)
{
MessageBox.Show("连接断开");
break;
}
string strRec = Encoding.Default.GetString(buffer, 0, r);
txtRec.AppendText(aimSocket.RemoteEndPoint.ToString() ":" strRec "\r\n");
//温度解析
int p = -1;
int w = -1;
p = strRec.IndexOf("wendu:");
w = strRec.IndexOf("//wendu");
if ((p != -1) && (w != -1))
{
int length = w - p;
wendu.Text = strRec.Substring(p 6, length - 6);
}
//湿度解析
int i = -1;
int u = -1;
i = strRec.IndexOf("shidu:");
u = strRec.IndexOf("//shidu");
if ((i != -1) && (u != -1))
{
int length = u - i;
shidu.Text = strRec.Substring(i 6, length - 6);
}
}
catch
{ }
}
}
private void button1_Click(object sender, EventArgs e)
{
try
{
if (a % 2 == 0)
{
byte[] buffer = Encoding.Default.GetBytes("111");
aimSocket.SendTo(buffer, point);
button1.BackColor = Color.Blue;
txtSend.Text = "111";
}
if (a % 2 == 1)
{
byte[] buffer = Encoding.Default.GetBytes("100");
aimSocket.SendTo(buffer, point);
button1.BackColor = Color.DarkGray;
txtSend.Text = "100";
}
a ;
}
catch
{ }
}
private void button2_Click(object sender, EventArgs e)
{
try
{
if (b % 2 == 0)
{
byte[] buffer = Encoding.Default.GetBytes("222");
aimSocket.SendTo(buffer, point);
button2.BackColor = Color.Blue;
txtSend.Text = "222";
}
if (b % 2 == 1)
{
byte[] buffer = Encoding.Default.GetBytes("200");
aimSocket.SendTo(buffer, point);
button2.BackColor = Color.DarkGray;
txtSend.Text = "200";
}
b ;
}
catch
{ }
}
private void button3_Click(object sender, EventArgs e)
{
try
{
if (c % 2 == 0)
{
byte[] buffer = Encoding.Default.GetBytes("333");
aimSocket.SendTo(buffer, point);
button3.BackColor = Color.Blue;
txtSend.Text = "333";
}
if (c % 2 == 1)
{
byte[] buffer = Encoding.Default.GetBytes("300");
aimSocket.SendTo(buffer, point);
button3.BackColor = Color.DarkGray;
txtSend.Text = "300";
}
c ;
}
catch
{ }
}
private void button4_Click(object sender, EventArgs e)
{
try
{
byte[] buffer = Encoding.Default.GetBytes("444");
aimSocket.SendTo(buffer, point);
txtSend.Text = "444";
}
catch
{ }
}
private void button5_Click(object sender, EventArgs e)
{
try
{
byte[] buffer = Encoding.Default.GetBytes("555");
aimSocket.SendTo(buffer, point);
txtSend.Text = "555";
}
catch
{ }
}
private void button6_Click(object sender, EventArgs e)
{
try
{
byte[] buffer = Encoding.Default.GetBytes("666");
aimSocket.SendTo(buffer, point);
txtSend.Text = "666";
}
catch
{ }
}
private void button7_Click(object sender, EventArgs e)
{
txtRec.Text = null;
}
private void button8_Click(object sender, EventArgs e)
{
txtSend.Text = null;
}
}
}
标签： NET
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