using?System;
using?System.Net;
using?System.Net.Sockets;
using?System.Text;
using?System.Threading;
using?System.Windows.Forms;
?
namespace?ClientSocket
{
????public?partial?class?Form1?:?Form
????{
????????//定義Socket對象
????????Socket?clientSocket;
????????//創(chuàng)建接收消息的線程
????????Thread?threadReceive;
????????//接收服務端發(fā)送的數(shù)據(jù)
????????string?str;
?
????????public?Form1（）
????????{
????????????InitializeComponent（）;
????????}
?
????????private?void?Form1_Load（object?sender?EventArgs?e）
????????{
?
????????}
?
????????private?void?button_connect_Click（object?sender?EventArgs?e）
????????{
????????????IPAddress?ip?=?IPAddress.Parse（this.text_ip.Text.Trim（））;
????????????clientSocket?=?new?Socket（AddressFamily.InterNetwork?SocketType.Stream?ProtocolType.Tcp）;
????????????try?{
????????????????//連接服務端
????????????????clientSocket.Connect（ip?Convert.ToInt32（this.text_port.Text.Trim（）））;
????????????????//開啟線程不停的接收服務端發(fā)送的數(shù)據(jù)
????????????????threadReceive?=?new?Thread（new?ThreadStart（Receive））;
????????????????threadReceive.IsBackground?=?true;
????????????????threadReceive.Start（）;
????????????????//設(shè)置連接按鈕在連接服務端后狀態(tài)為不可點
????????????????this.button_connect.Enabled?=?false;
????????????}?catch?{
????????????????MessageBox.Show（“連接服務端失敗，請確認ip和端口是否填寫正確“?“連接服務端失敗“）;
????????????}
????????}
?
????????//接收服務端消息的線程方法
????????private?void?Receive（）
????????{
????????????try?{
????????????????while?（true）?{
????????????????????byte[]?buff?=?new?byte[20000];
????????????????????int?r?=?clientSocket.Receive（buff）;
????????????????????str?=?Encoding.Default.GetString（buff0r）;
????????????????????this.Invoke（new?Action（（）?=>?{?this.text_log1.Text?+=?（str?+?“\r\n“）;?}））;
????????????????}
????????????}?catch?{
????????????????MessageBox.Show（“獲取服務端參數(shù)失敗““獲取服務端參數(shù)失敗“）;
????????????}
????????}
?
????????private?void?button_close_Click（object?sender?EventArgs?e）
????????{
????????????//clientSocket關(guān)閉
????????????clientSocket.Close（）;
????????????//threadReceive關(guān)閉
????????????threadReceive.Abort（）;
????????}
?
????????private?void?button_send_Click（object?sender?EventArgs?e）
????????{
????????????try?{
????????????????string?strMsg?=?this.text_log2.Text.Trim（）;
????????????????byte[]?buffer?=?new?byte[20000];
????????????????buffer?=?Encoding.Default.GetBytes（strMsg）;
????????????????clientSocket.Send（buffer）;
????????????}?catch?{
????????????????MessageBox.Show（“發(fā)送數(shù)據(jù)失敗“?“發(fā)送數(shù)據(jù)失敗“）;
????????????}
????????}
????}
}