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

namespace?DocumentEditor
{
????public?partial?class?Document?:?Form
????{
????????public?Document（）
????????{
????????????InitializeComponent（）;
????????}

????????public?static?int?newtxt_count?=?1;
????????public?static?int?childtxt_count?=?0;
????????public?NewTxt?child_Form?=?new?NewTxt（）;

????????private?void?新建NToolStripButton_Click（object?sender?EventArgs?e）
????????{
????????????NewTxt?newtxt?=?new?NewTxt（）;
????????????newtxt.MdiParent?=?this;
????????????newtxt.Text?=?“新建文檔“?+?newtxt_count.ToString（）+?“.txt“;
????????????newtxt.Name?=?““;
????????????newtxt_count++;
????????????newtxt.Show（）;
????????}

????????private?void?打開OToolStripButton_Click（object?sender?EventArgs?e）
????????{
????????????NewTxt?newtxt?=?new?NewTxt（）;
????????????newtxt.MdiParent?=?this;
????????????this.child_Form?=?newtxt;
????????????openFileDialog1.Filter?=?“文本文檔（*.txt）|*.txt|RTF格式（*.rtf）|*.rtf|All?file（*.*）|*.*“;
????????????openFileDialog1.title?=?“打開“;
????????????if?（openFileDialog1.ShowDialog（）?==?DialogResult.OK）
????????????{
????????????????newtxt.Text?=?openFileDialog1.FileName;
????????????????newtxt.Name?=?openFileDialog1.FileName;
????????????????newtxt.richTextBox1.Clear（）;
????????????????try
????????????????{/*****************/
????????????????????if?（openFileDialog1.FileName.EndsWith（“rtf“））
????????????????????????newtxt.richTextBox1.LoadFile（openFileDialog1.FileName?RichTextBoxStreamType.RichText）;
????????????????????else
????????????????????????newtxt.richTextBox1.LoadFile（openFileDialog1.FileName?RichTextBoxStreamType.PlainText）;
????????????????????newtxt.MdiParent?=?this;
????????????????????//?創建一個子窗口對象，用來實現打開一個文檔，并設置該子窗口為活動窗口
????????????????????newtxt.filePath?=?openFileDialog1.FileName;
????????????????????FileInfo?finfo?=?new?FileInfo（newtxt.filePath）;
????????????????????newtxt.fileName?=?finfo.Name;
????????????????????//childtxt.Name?=?childtxt.fileName;
????????????????????newtxt.Text?=?newtxt.fileName;
????????????????????newtxt.Show（）;
????????????????????newtxt.textChanged?=?false;//打開時，文本也有變化，故設置打開時沒變化
????????????????????childtxt_count++;//狀態欄
???????????????????//?this.toolStripStatusLabel4.Text?=?“打開的窗口有“?+?child_count.ToString（）?+?“個!“;
????????????????}
????????????????catch
????????????????{
????????????????????string?Message?=?“Cannot?Open“?+?openFileDialog1.FileName;
????????????????????MessageBox.Show（Message?“打開文件錯誤“?MessageBoxButtons.OK
????????????????????????MessageBoxIcon.Error）;
????????????????????return;
????????????????}
????????????}
????????}

????????private?void?另存為ToolStripMenuItem_Click（object?sender?EventArgs?e）
????????{
????????????try
????????????{
????????????????saveFileDialog1.Filter?=?“文本文件（*.txt）|*.txt|rtf格式（*.rtf）|*.rtf|所有文件（*

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

?????文件??????39424??2010-04-19?16:49??DocumentEditor\DocumentEditor\bin\Debug\DocumentEditor.exe

?????文件??????67072??2010-04-19?16:49??DocumentEditor\DocumentEditor\bin\Debug\DocumentEditor.pdb

?????文件??????14328??2010-04-19?16:55??DocumentEditor\DocumentEditor\bin\Debug\DocumentEditor.vshost.exe

?????文件????????490??2007-07-21?01:33??DocumentEditor\DocumentEditor\bin\Debug\DocumentEditor.vshost.exe.manifest

?????文件?????????12??2010-01-06?08:15??DocumentEditor\DocumentEditor\bin\Debug\NewTxt

?????文件????????156??2010-01-05?09:50??DocumentEditor\DocumentEditor\bin\Debug\新建文檔1

?????文件??????13018??2010-01-12?18:45??DocumentEditor\DocumentEditor\Document.cs

?????文件??????30214??2010-01-12?18:45??DocumentEditor\DocumentEditor\Document.Designer.cs

?????文件??????20560??2010-01-12?18:45??DocumentEditor\DocumentEditor\Document.resx

?????文件???????5849??2010-01-12?18:42??DocumentEditor\DocumentEditor\DocumentEditor.csproj

?????文件????????486??2010-01-12?18:42??DocumentEditor\DocumentEditor\DocumentEditor.csproj.user

?????文件???????5649??2010-01-07?08:04??DocumentEditor\DocumentEditor\Form1.cs

?????文件???????6610??2010-01-07?08:04??DocumentEditor\DocumentEditor\Form1.Designer.cs

?????文件???????6223??2010-01-07?08:04??DocumentEditor\DocumentEditor\Form1.resx

?????文件????????355??2010-04-19?16:49??DocumentEditor\DocumentEditor\Form2.cs

?????文件???????4546??2010-04-19?16:49??DocumentEditor\DocumentEditor\Form2.Designer.cs

?????文件???????5814??2010-04-19?16:49??DocumentEditor\DocumentEditor\Form2.resx

?????文件???????2564??2010-04-19?16:55??DocumentEditor\DocumentEditor\obj\Debug\DocumentEditor.csproj.FileListAbsolute.txt

?????文件???????1025??2010-04-19?16:49??DocumentEditor\DocumentEditor\obj\Debug\DocumentEditor.csproj.GenerateResource.Cache

?????文件??????10035??2010-01-12?18:45??DocumentEditor\DocumentEditor\obj\Debug\DocumentEditor.Document.resources

?????文件??????39424??2010-04-19?16:49??DocumentEditor\DocumentEditor\obj\Debug\DocumentEditor.exe

?????文件????????180??2010-04-19?16:49??DocumentEditor\DocumentEditor\obj\Debug\DocumentEditor.Form2.resources

?????文件????????180??2010-01-12?18:42??DocumentEditor\DocumentEditor\obj\Debug\DocumentEditor.NewTxt.resources

?????文件??????67072??2010-04-19?16:49??DocumentEditor\DocumentEditor\obj\Debug\DocumentEditor.pdb

?????文件????????180??2010-01-12?18:42??DocumentEditor\DocumentEditor\obj\Debug\DocumentEditor.Properties.Resources.resources

?????文件????????180??2010-01-12?18:42??DocumentEditor\DocumentEditor\obj\Debug\DocumentEditor.Search.resources

?????文件???????4608??2010-01-12?18:38??DocumentEditor\DocumentEditor\obj\Debug\TempPE\Properties.Resources.Designer.cs.dll

?????文件????????406??2010-01-07?10:54??DocumentEditor\DocumentEditor\obj\DocumentEditor.csproj.FileList.txt

?????文件????????476??2009-12-31?15:08??DocumentEditor\DocumentEditor\Program.cs

?????文件???????1224??2009-12-31?14:29??DocumentEditor\DocumentEditor\Properties\AssemblyInfo.cs

............此處省略21個文件信息