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?xml_Demp
{
????public?partial?class?frmMin?:?Form
????{
????????public?frmMin（）
????????{
????????????InitializeComponent（）;
????????}

????????xmlDocument?xmldoc?=?new?xmlDocument（）;

????????private?void?Loadxml（）
????????{
????????????DataSet?ds?=?new?DataSet（）;
????????????ds.Readxml（“../../xmlfile.xml“）;
????????????DataTable?dt?=?new?DataTable（）;
????????????if?（ds.Tables.Count?>?0）
????????????{
????????????????dt?=?ds.Tables[0];
????????????????dgvxml.DataSource?=?dt;
????????????}
????????????else
????????????{
????????????????cbClass.SelectedIndex?=?0;
????????????}
????????????try
????????????{
????????????????if?（dgvxml.DataSource?!=?null）
????????????????{
????????????????????for?（int?i?=?0;?i?l.RowCount;?i++）
????????????????????{
????????????????????????cbClass.Items.Remove（dgvxml.Rows[i].Cells[3].Value.ToString（））;
????????????????????}
????????????????????cbClass.SelectedIndex?=?0;
????????????????????txtClass.Text?=?cbClass.SelectedItem.ToString（）;
????????????????}
????????????}
????????????catch
????????????{
????????????????cbClass.SelectedIndex?=?0;
????????????????txtClass.Text?=?cbClass.SelectedItem.ToString（）;
????????????}
????????}

????????private?void?frmMin_Load（object?sender?EventArgs?e）
????????{
????????????Loadxml（）;
????????}

????????private?void?btAdd_Click（object?sender?EventArgs?e）
????????{
????????????if?（txtSvg.Text?!=?string.Empty）
????????????{????????????????
????????????????xmldoc.Load（“../../xmlfile.xml“）;
????????????????xmlNode?nodes?=?xmldoc.SelectSingleNode（“school“）;
????????????????xmlElement?elment?=?xmldoc.CreateElement（“班級“）;
????????????????elment.SetAttribute（“班級“?txtClass.Text）;
????????????????xmlElement?xmlman?=?xmldoc.CreateElement（“男生“）;
????????????????xmlman.InnerText?=?txtMan.Text;
????????????????elment.AppendChild（xmlman）;
????????????????xmlElement?xmlwoman?=?xmldoc.CreateElement（“女生“）;
????????????????xmlwoman.InnerText?=?txtWoman.Text;
????????????????elment.AppendChild（xmlwoman）;
????????????????xmlElement?xmlsvg?=?xmldoc.CreateElement（“總人數“）;
????????????????txtSvg.Text?=?Convert.ToString（int.Parse（txtMan.Text）?+?int.Parse（txtWoman.Text））;
????????????????xmlsvg.InnerText?=?txtSvg.Text;
????????????????elment.AppendChild（xmlsvg）;
????????????????nodes.AppendChild（elment）;
????????????????xmldoc.Save（“../../xmlfile.xml“）;
????????????????MessageBox.Show（“操作成功!““提示“MessageBoxButtons.OKMessageBoxIcon.Information）;
????????????????Loadxml（）;
????????????}
????????}

????????private?void?txtWoman_Leave（object?sender?EventArgs?e）
????????{
????????????if?（txtMan.Text?!=?string.Empty?&&?txtClass.Text?!=?string.Empty）
????????????{
????????????????int?manNum?=?int.Parse（txtMan.Text）;
????????

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件??????28672??2011-03-14?18:34??xml?Demp\xml?Demp\bin\Debug\xml?Demp.exe

?????文件??????32256??2011-03-14?18:34??xml?Demp\xml?Demp\bin\Debug\xml?Demp.pdb

?????文件???????5632??2011-03-14?18:34??xml?Demp\xml?Demp\bin\Debug\xml?Demp.vshost.exe

?????文件????????486??2010-10-03?15:43??xml?Demp\xml?Demp\bin\Debug\xmlfile.xml

?????文件???????5273??2010-10-03?18:57??xml?Demp\xml?Demp\frmMin.cs

?????文件??????13624??2010-10-03?17:36??xml?Demp\xml?Demp\frmMin.Designer.cs

?????文件???????5814??2010-10-03?17:36??xml?Demp\xml?Demp\frmMin.resx

?????文件????????843??2011-03-14?18:34??xml?Demp\xml?Demp\obj\Debug\xml?Demp.csproj.GenerateResource.Cache

?????文件??????28672??2011-03-14?18:34??xml?Demp\xml?Demp\obj\Debug\xml?Demp.exe

?????文件??????32256??2011-03-14?18:34??xml?Demp\xml?Demp\obj\Debug\xml?Demp.pdb

?????文件????????180??2011-03-14?18:34??xml?Demp\xml?Demp\obj\Debug\xml_Demp.frmMin.resources

?????文件????????180??2011-03-14?18:34??xml?Demp\xml?Demp\obj\Debug\xml_Demp.Properties.Resources.resources

?????文件???????1472??2011-03-14?18:34??xml?Demp\xml?Demp\obj\xml?Demp.csproj.FileListAbsolute.txt

?????文件????????468??2010-10-03?15:27??xml?Demp\xml?Demp\Program.cs

?????文件???????1164??2010-10-03?15:26??xml?Demp\xml?Demp\Properties\AssemblyInfo.cs

?????文件???????2872??2010-10-03?15:26??xml?Demp\xml?Demp\Properties\Resources.Designer.cs

?????文件???????5612??2010-10-03?15:26??xml?Demp\xml?Demp\Properties\Resources.resx

?????文件???????1093??2010-10-03?15:26??xml?Demp\xml?Demp\Properties\Settings.Designer.cs

?????文件????????249??2010-10-03?15:26??xml?Demp\xml?Demp\Properties\Settings.settings

?????文件???????3298??2010-10-03?15:36??xml?Demp\xml?Demp\xml?Demp.csproj

?????文件????????685??2011-03-21?10:47??xml?Demp\xml?Demp\xmlfile.xml

?????文件????????913??2010-10-03?15:26??xml?Demp\xml?Demp.sln

????..A..H.?????13312??2011-03-14?20:30??xml?Demp\xml?Demp.suo

?????目錄??????????0??2010-10-03?15:27??xml?Demp\xml?Demp\obj\Debug\Refactor

?????目錄??????????0??2010-10-03?15:26??xml?Demp\xml?Demp\obj\Debug\TempPE

?????目錄??????????0??2011-01-17?15:58??xml?Demp\xml?Demp\bin\Debug

?????目錄??????????0??2011-03-14?18:34??xml?Demp\xml?Demp\obj\Debug

?????目錄??????????0??2011-01-17?15:58??xml?Demp\xml?Demp\bin

?????目錄??????????0??2011-01-17?15:58??xml?Demp\xml?Demp\obj

?????目錄??????????0??2011-01-17?15:58??xml?Demp\xml?Demp\Properties

............此處省略5個文件信息