C#实现Socket通讯Demo
代码说明：
c#通过Socket实现图片、文件和文字的通讯。 private void button1_Click(object sender, EventArgs e) { try { server = TxStart.startServer(int.Parse(textBox_port.Text)); server.AcceptString = new TxDelegate(acceptString); server.AcceptByte = new TxDelegate(acceptBytes); server.Connect = new TxDelegate(connect); server.dateSuccess = new TxDelegate(dateSuccess); server.Disconnection = new TxDelegate(disconnection); server.EngineClose = new TxDelegate(engineClose); server.EngineLost = new TxDelegate(engineLost); //server.BufferSize=12048; //server.FileLog = "C:\test.txt"; server.StartEngine(); this.button1.Enabled = false; this.button2.Enabled = true; this.button3.Enabled = true; } catch (Exception Ex) { MessageBox.Show(Ex.Message); } } /// /// 发送按钮 /// /// /// private void button2_Click(object sender, EventArgs e) { try { IPEndPoint client = (IPEndPoint)this.comboBox1.SelectedItem; if (client == null) { MessageBox.Show("没有选中任何在线客户端！"); return; } if (!this.server.clientCheck(client)) { MessageBox.Show("目标客户端不在线！"); return; } server.sendMessage(client, textBox_msg.Text); } catch (Exception Ex) { MessageBox.Show(Ex.Message); } } /// /// 下面显示的 /// /// /// private void show(IPEndPoint ipEndPoint, string str) { label_zt.Text = ipEndPoint.ToString() ":" str; label_all.Text = "当前在线人数:" this.server.ClientNumber.ToString(); } /// /// 当组合框按下的时候 /// /// /// private void comboBox1_DropDown_1(object sender, EventArgs e) { try { List list = this.server.ClientAll; this.comboBox1.DataSource = list; } catch { } } /// /// 关闭客户端的按钮 /// /// /// private void button3_Click_1(object sender, EventArgs e) { IPEndPoint client = (IPEndPoint)this.comboBox1.SelectedItem; if (client == null) { MessageBox.Show("没有选中任何在线客户端！"); return; } if (!this.server.clientCheck(client)) { MessageBox.Show("目标客户端不在线！"); return; } server.clientClose(client); } #endregion
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