C# WinForm 检查目的IP端口是否可连接
[*]一个小工具。
https://img2024.cnblogs.com/blog/2440132/202501/2440132-20250110091036218-1509578231.gif
[*]WinForm UI Code
namespace IPPort_CheckTool
{
partial class MainForm
{
/// <summary>
/// 必需的设计器变量。
/// </summary>
private System.ComponentModel.IContainer components = null;
/// <summary>
/// 清理所有正在使用的资源。
/// </summary>
/// <param name="disposing">如果应释放托管资源，为 true；否则为 false。</param>
protected override void Dispose(bool disposing)
{
if (disposing && (components != null))
{
components.Dispose();
}
base.Dispose(disposing);
}
#region Windows 窗体设计器生成的代码
/// <summary>
/// 设计器支持所需的方法 - 不要修改
/// 使用代码编辑器修改此方法的内容。
/// </summary>
private void InitializeComponent()
{
this.groupBox1 = new System.Windows.Forms.GroupBox();
this.txt_Time = new System.Windows.Forms.Label();
this.txt_CoreNum = new System.Windows.Forms.Label();
this.txt_Active = new System.Windows.Forms.Label();
this.txt_NoActive = new System.Windows.Forms.Label();
this.btn_Start = new System.Windows.Forms.Button();
this.label3 = new System.Windows.Forms.Label();
this.label2 = new System.Windows.Forms.Label();
this.label1 = new System.Windows.Forms.Label();
this.txt_PortEnd = new System.Windows.Forms.TextBox();
this.txt_PortStart = new System.Windows.Forms.TextBox();
this.txt_IP = new System.Windows.Forms.TextBox();
this.listBox_NoActive = new System.Windows.Forms.ListBox();
this.listBox_ActivePort = new System.Windows.Forms.ListBox();
this.progressBar = new System.Windows.Forms.ProgressBar();
this.groupBox1.SuspendLayout();
this.SuspendLayout();
//
// groupBox1
//
this.groupBox1.Controls.Add(this.progressBar);
this.groupBox1.Controls.Add(this.txt_Time);
this.groupBox1.Controls.Add(this.txt_CoreNum);
this.groupBox1.Controls.Add(this.txt_Active);
this.groupBox1.Controls.Add(this.txt_NoActive);
this.groupBox1.Controls.Add(this.btn_Start);
this.groupBox1.Controls.Add(this.label3);
this.groupBox1.Controls.Add(this.label2);
this.groupBox1.Controls.Add(this.label1);
this.groupBox1.Controls.Add(this.txt_PortEnd);
this.groupBox1.Controls.Add(this.txt_PortStart);
this.groupBox1.Controls.Add(this.txt_IP);
this.groupBox1.Dock = System.Windows.Forms.DockStyle.Top;
this.groupBox1.Location = new System.Drawing.Point(3, 3);
this.groupBox1.Margin = new System.Windows.Forms.Padding(5);
this.groupBox1.Name = "groupBox1";
this.groupBox1.Padding = new System.Windows.Forms.Padding(5);
this.groupBox1.Size = new System.Drawing.Size(1058, 127);
this.groupBox1.TabIndex = 0;
this.groupBox1.TabStop = false;
this.groupBox1.Text = "配置：";
//
// txt_Time
//
this.txt_Time.AutoSize = true;
this.txt_Time.ForeColor = System.Drawing.Color.Green;
this.txt_Time.Location = new System.Drawing.Point(844, 101);
this.txt_Time.Name = "txt_Time";
this.txt_Time.Size = new System.Drawing.Size(74, 21);
this.txt_Time.TabIndex = 10;
this.txt_Time.Text = "耗时：0s";
//
// txt_CoreNum
//
this.txt_CoreNum.AutoSize = true;
this.txt_CoreNum.ForeColor = System.Drawing.Color.Green;
this.txt_CoreNum.Location = new System.Drawing.Point(610, 101);
this.txt_CoreNum.Name = "txt_CoreNum";
this.txt_CoreNum.Size = new System.Drawing.Size(120, 21);
this.txt_CoreNum.TabIndex = 9;
this.txt_CoreNum.Text = "CPU核心总数:0";
//
// txt_Active
//
this.txt_Active.AutoSize = true;
this.txt_Active.ForeColor = System.Drawing.Color.Green;
this.txt_Active.Location = new System.Drawing.Point(389, 101);
this.txt_Active.Name = "txt_Active";
this.txt_Active.Size = new System.Drawing.Size(119, 21);
this.txt_Active.TabIndex = 8;
this.txt_Active.Text = "激活端口总数:0";
//
// txt_NoActive
//
this.txt_NoActive.AutoSize = true;
this.txt_NoActive.Location = new System.Drawing.Point(3, 101);
this.txt_NoActive.Name = "txt_NoActive";
this.txt_NoActive.Size = new System.Drawing.Size(135, 21);
this.txt_NoActive.TabIndex = 7;
this.txt_NoActive.Text = "未激活端口总数:0";
//
// btn_Start
//
this.btn_Start.Location = new System.Drawing.Point(915, 30);
this.btn_Start.Name = "btn_Start";
this.btn_Start.Size = new System.Drawing.Size(123, 56);
this.btn_Start.TabIndex = 6;
this.btn_Start.Text = "开始测试端口是否激活";
this.btn_Start.UseVisualStyleBackColor = true;
this.btn_Start.Click += new System.EventHandler(this.btn_Start_Click);
//
// label3
//
this.label3.AutoSize = true;
this.label3.Location = new System.Drawing.Point(530, 41);
this.label3.Name = "label3";
this.label3.Size = new System.Drawing.Size(78, 21);
this.label3.TabIndex = 5;
this.label3.Text = "结束端口:";
//
// label2
//
this.label2.AutoSize = true;
this.label2.Location = new System.Drawing.Point(252, 41);
this.label2.Name = "label2";
this.label2.Size = new System.Drawing.Size(78, 21);
this.label2.TabIndex = 4;
this.label2.Text = "开始端口:";
//
// label1
//
this.label1.AutoSize = true;
this.label1.Location = new System.Drawing.Point(23, 41);
this.label1.Name = "label1";
this.label1.Size = new System.Drawing.Size(29, 21);
this.label1.TabIndex = 3;
this.label1.Text = "IP:";
//
// txt_PortEnd
//
this.txt_PortEnd.Location = new System.Drawing.Point(633, 41);
this.txt_PortEnd.Name = "txt_PortEnd";
this.txt_PortEnd.Size = new System.Drawing.Size(150, 29);
this.txt_PortEnd.TabIndex = 2;
//
// txt_PortStart
//
this.txt_PortStart.Location = new System.Drawing.Point(355, 41);
this.txt_PortStart.Name = "txt_PortStart";
this.txt_PortStart.Size = new System.Drawing.Size(150, 29);
this.txt_PortStart.TabIndex = 1;
//
// txt_IP
//
this.txt_IP.Location = new System.Drawing.Point(77, 41);
this.txt_IP.Name = "txt_IP";
this.txt_IP.Size = new System.Drawing.Size(150, 29);
this.txt_IP.TabIndex = 0;
//
// listBox_NoActive
//
this.listBox_NoActive.Dock = System.Windows.Forms.DockStyle.Left;
this.listBox_NoActive.ForeColor = System.Drawing.Color.Gray;
this.listBox_NoActive.FormattingEnabled = true;
this.listBox_NoActive.ItemHeight = 21;
this.listBox_NoActive.Location = new System.Drawing.Point(3, 130);
this.listBox_NoActive.Name = "listBox_NoActive";
this.listBox_NoActive.Size = new System.Drawing.Size(383, 548);
this.listBox_NoActive.TabIndex = 1;
//
// listBox_ActivePort
//
this.listBox_ActivePort.Dock = System.Windows.Forms.DockStyle.Fill;
this.listBox_ActivePort.ForeColor = System.Drawing.Color.Green;
this.listBox_ActivePort.FormattingEnabled = true;
this.listBox_ActivePort.ItemHeight = 21;
this.listBox_ActivePort.Location = new System.Drawing.Point(386, 130);
this.listBox_ActivePort.Name = "listBox_ActivePort";
this.listBox_ActivePort.Size = new System.Drawing.Size(675, 548);
this.listBox_ActivePort.TabIndex = 2;
//
// progressBar
//
this.progressBar.Location = new System.Drawing.Point(798, 41);
this.progressBar.Name = "progressBar";
this.progressBar.Size = new System.Drawing.Size(100, 29);
this.progressBar.TabIndex = 11;
//
// MainForm
//
this.AutoScaleDimensions = new System.Drawing.SizeF(10F, 21F);
this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
this.ClientSize = new System.Drawing.Size(1064, 681);
this.Controls.Add(this.listBox_ActivePort);
this.Controls.Add(this.listBox_NoActive);
this.Controls.Add(this.groupBox1);
this.Font = new System.Drawing.Font("微软雅黑", 12F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(134)));
this.Margin = new System.Windows.Forms.Padding(5);
this.Name = "MainForm";
this.Padding = new System.Windows.Forms.Padding(3);
this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
this.Text = "Hello!";
this.groupBox1.ResumeLayout(false);
this.groupBox1.PerformLayout();
this.ResumeLayout(false);
}
#endregion
private System.Windows.Forms.GroupBox groupBox1;
private System.Windows.Forms.Label label1;
private System.Windows.Forms.TextBox txt_PortEnd;
private System.Windows.Forms.TextBox txt_PortStart;
private System.Windows.Forms.TextBox txt_IP;
private System.Windows.Forms.Label label2;
private System.Windows.Forms.Label label3;
private System.Windows.Forms.Button btn_Start;
private System.Windows.Forms.ListBox listBox_NoActive;
private System.Windows.Forms.ListBox listBox_ActivePort;
private System.Windows.Forms.Label txt_NoActive;
private System.Windows.Forms.Label txt_Active;
private System.Windows.Forms.Label txt_CoreNum;
private System.Windows.Forms.Label txt_Time;
private System.Windows.Forms.ProgressBar progressBar;
}
}
[*] Main Code
using System;using System.Configuration;using System.Linq;using System.Net;using System.Net.NetworkInformation;using System.Net.Sockets;using System.Threading.Tasks;using System.Windows.Forms;namespace IPPort_CheckTool{ public partial class MainForm : Form { private Configuration config = ConfigurationManager.OpenExeConfiguration(Application.ExecutablePath); private DateTime startTime; private Task[] tasks; private NotifyIcon notifyIcon; public MainForm() { InitializeComponent(); var now = DateTime.Now; this.Text = $"Hello 本日是{now.ToString("dddd")}哟
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