using?System;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Data;
using?System.Drawing;
using?System.Text;
using?System.Windows.Forms;
using?System.xml;

namespace?modip
{
????public?partial?class?config?:?Form
????{
????????public?config（）
????????{
????????????InitializeComponent（）;
????????}

????????private?string?nip?nsmask?ngateway?ndns?nbdns?wip?wsmask?wgateway?wdns?wbdns;
????????xmlDocument?doc?=?new?xmlDocument（）;
????????private?void?loadconfig（）
????????{
????????????doc.Load（Application.StartupPath?+?“\\config.xml“）;
????????????nip?=?doc.DocumentElement.SelectSingleNode（“nip“）.InnerText;
????????????nsmask?=?doc.DocumentElement.SelectSingleNode（“nsmask“）.InnerText;
????????????ngateway?=?doc.DocumentElement.SelectSingleNode（“ngateway“）.InnerText;
????????????ndns?=?doc.DocumentElement.SelectSingleNode（“ndns“）.InnerText;
????????????nbdns?=?doc.DocumentElement.SelectSingleNode（“nbdns“）.InnerText;
????????????wip?=?doc.DocumentElement.SelectSingleNode（“wip“）.InnerText;
????????????wsmask?=?doc.DocumentElement.SelectSingleNode（“wsmask“）.InnerText;
????????????wgateway?=?doc.DocumentElement.SelectSingleNode（“wgateway“）.InnerText;
????????????wdns?=?doc.DocumentElement.SelectSingleNode（“wdns“）.InnerText;
????????????wbdns?=?doc.DocumentElement.SelectSingleNode（“wbdns“）.InnerText;

????????????tb_wip.Text?=?wip;
????????????tb_wsmask.Text?=?wsmask;
????????????tb_wgateway.Text?=?wgateway;
????????????tb_wdns.Text?=?wdns;
????????????tb_wbdns.Text?=?wbdns;

????????????tb_nip.Text?=?nip;
????????????tb_nsmask.Text?=?nsmask;
????????????tb_ngateway.Text?=?ngateway;
????????????tb_ndns.Text?=?ndns;
????????????tb_nbdns.Text?=?nbdns;
????????}
????????private?void?config_Load（object?sender?EventArgs?e）
????????{
????????????loadconfig（）;
????????}

????????private?void?pictureBox1_Click（object?sender?EventArgs?e）
????????{
????????????if?（DialogResult.OK?==?MessageBox.Show（“如果點擊確定，所有操作將不會保存。\n\n您確定要離開設置頁面嗎？“?“提示“?MessageBoxButtons.OKCancel?MessageBoxIcon.Question））
????????????{
????????????????this.Close（）;
????????????}
????????}

????????private?void?pictureBox2_Click（object?sender?EventArgs?e）
????????{
????????????doc.Load（Application.StartupPath+“\\config.xml“）;
????????????doc.DocumentElement.SelectSingleNode（“nip“）.InnerText?=?tb_nip.Text;
????????????doc.DocumentElement.SelectSingleNode（“nsmask“）.InnerText?=?tb_nsmask.Text;
????????????doc.DocumentElement.SelectSingleNode（“ngateway“）.InnerText?=?tb_ngateway.Text;
????????????doc.DocumentElement.SelectSingleNode（“ndns“）.InnerText?=?tb_ndns.Text;
????????????doc.DocumentElement.SelectSingleNode（“nbdns“）.InnerText?=?tb_nbdns.Text;
????????????doc.DocumentElement.SelectSingleNode（“wip“）.InnerText?=?tb_wip.Text;
????????????doc.DocumentElement.SelectSingleNode（“wsmask“）.InnerText?=?tb_wsmask.Text;
????????????doc.DocumentElement.SelectSingleNode（“wgateway“）.InnerText?=?tb_wgat