cfrmmain.cs

C#写的IP归属地查询的程序

using System;
using System.Drawing;
using System.Collections;
using System.Windows.Forms;
using System.Data;
using System.IO;

namespace SmartIP
{
	/// <summary>
	/// CfrmMain 的摘要说明。
	/// </summary>
	public class CfrmMain : System.Windows.Forms.Form
	{
		private System.Windows.Forms.MenuItem miFile;
		private System.Windows.Forms.MenuItem miExit;
		private System.Windows.Forms.MenuItem menuItem1;
		private System.Windows.Forms.MenuItem miAbout;
		private System.Windows.Forms.Button btnOK;
		private System.Windows.Forms.TextBox tbIP;
		private System.Windows.Forms.Label lblIP;
		private System.Windows.Forms.Label lblAddr;
		private System.Windows.Forms.MainMenu mmMain;
		private System.Windows.Forms.OpenFileDialog openFileDialog;

		private IpSearcher ipSearcher = new IpSearcher();

		public CfrmMain()
		{
			//
			// Windows 窗体设计器支持所必需的
			//
			InitializeComponent();
			loadDB();

			//
			// TODO: 在 InitializeComponent 调用后添加任何构造函数代码
			//
		}
		/// <summary>
		/// 清理所有正在使用的资源。
		/// </summary>
		protected override void Dispose( bool disposing )
		{
			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 - 不要使用代码编辑器修改
		/// 此方法的内容。
		/// </summary>
		private void InitializeComponent()
		{
			this.mmMain = new System.Windows.Forms.MainMenu();
			this.miFile = new System.Windows.Forms.MenuItem();
			this.miExit = new System.Windows.Forms.MenuItem();
			this.menuItem1 = new System.Windows.Forms.MenuItem();
			this.miAbout = new System.Windows.Forms.MenuItem();
			this.btnOK = new System.Windows.Forms.Button();
			this.tbIP = new System.Windows.Forms.TextBox();
			this.lblIP = new System.Windows.Forms.Label();
			this.lblAddr = new System.Windows.Forms.Label();
			this.openFileDialog = new System.Windows.Forms.OpenFileDialog();
			// 
			// mmMain
			// 
			this.mmMain.MenuItems.Add(this.miFile);
			this.mmMain.MenuItems.Add(this.menuItem1);
			// 
			// miFile
			// 
			this.miFile.MenuItems.Add(this.miExit);
			this.miFile.Text = "文件";
			// 
			// miExit
			// 
			this.miExit.Text = "退出";
			this.miExit.Click += new System.EventHandler(this.miExit_Click);
			// 
			// menuItem1
			// 
			this.menuItem1.MenuItems.Add(this.miAbout);
			this.menuItem1.Text = "帮助";
			// 
			// miAbout
			// 
			this.miAbout.Text = "关于";
			this.miAbout.Click += new System.EventHandler(this.miAbout_Click);
			// 
			// btnOK
			// 
			this.btnOK.Location = new System.Drawing.Point(160, 48);
			this.btnOK.Text = "查询";
			this.btnOK.Click += new System.EventHandler(this.button1_Click);
			// 
			// tbIP
			// 
			this.tbIP.Location = new System.Drawing.Point(8, 24);
			this.tbIP.Size = new System.Drawing.Size(224, 21);
			this.tbIP.Text = "";
			// 
			// lblIP
			// 
			this.lblIP.Location = new System.Drawing.Point(8, 8);
			this.lblIP.Size = new System.Drawing.Size(176, 16);
			this.lblIP.Text = "请输入您要查询的IP地址";
			// 
			// lblAddr
			// 
			this.lblAddr.Location = new System.Drawing.Point(8, 88);
			this.lblAddr.Size = new System.Drawing.Size(224, 48);
			// 
			// openFileDialog
			// 
			this.openFileDialog.FileName = "QQwry.dat";
			this.openFileDialog.Filter = "IP数据库(*.dat)|*.dat";
			// 
			// CfrmMain
			// 
			this.Controls.Add(this.lblAddr);
			this.Controls.Add(this.lblIP);
			this.Controls.Add(this.tbIP);
			this.Controls.Add(this.btnOK);
			this.Menu = this.mmMain;
			this.Text = "SmartIP v0.9.0";

		}
		#endregion

		/// <summary>
		/// 应用程序的主入口点。
		/// </summary>

		static void Main() 
		{
			Application.Run(new CfrmMain());
		}

		private void loadDB()
		{
			string path = "";
			if (DialogResult.OK == openFileDialog.ShowDialog())
			{
				path = openFileDialog.FileName;
			}
			int errCode = ipSearcher.loadIpDB(path);//加载数据库Directory.GetCurrentDirectory()
			switch (errCode)
			{
				case 0: 
					MessageBox.Show("无法找到IP数据库");
					break;
				case 1:
					MessageBox.Show("无法打开IP数据库");
					break;
				case 2:
					MessageBox.Show("IP数据库损坏");
					break;
			}
		}

		private void miExit_Click(object sender, System.EventArgs e)
		{
			Application.Exit();
		}

		private void button1_Click(object sender, System.EventArgs e)
		{
			lblAddr.Text = ipSearcher.ip2Address(tbIP.Text);
			if(""==lblAddr.Text)
			{
				MessageBox.Show("无法加载IP数据库");
			}
		}

		private void miAbout_Click(object sender, System.EventArgs e)
		{
			MessageBox.Show("power by zbird");
		}
	}
}