using?System;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Data;
using?System.Drawing;
using?System.Linq;
using?System.Text;
using?System.Threading.Tasks;
using?System.Windows.Forms;

namespace?WordEditor
{
????
????public?partial?class?Form1?:?Form
????{
????????private?String?title?=?“Untitled“;?//保存文件的標題
????????Encoding?encoding?=?Encoding.UTF32;

????????public?Form1（）
????????{
????????????InitializeComponent（）;
????????}


????????private?void?打開OToolStripMenuItem_Click（object?sender?EventArgs?e）
????????{
????????????openFileDialog1.Filter?=?“文本文件|*.txt;*.html;*.docx;*.doc;*.rtf|所有文件|*.*“;//文件打開的過濾器;
????????????if（openFileDialog1.ShowDialog（）?==?DialogResult.OK）
????????????{
????????????????title?=?openFileDialog1.FileName;
????????????????this.Text?=?title;?//顯示打開的文件名
????????????????richTextBox1.Modified?=?false;
????????????????string?ext?=?title.Substring（title.LastIndexOf（“.“）?+?1）;?//獲取文件格式;
????????????????ext?=?ext.ToLower（）;?//轉換成小寫
????????????????System.IO.FileStream?fs?=?new?System.IO.FileStream（title?System.IO.FileMode.Open?System.IO.FileAccess.Read）;
????????????????System.IO.StreamReader?sr?=?new?System.IO.StreamReader（fsEncoding.Default）;//以UTF-8格式進行讀取文件
????????????????if（ext?==?“rtf“）?//加載rtf文件
????????????????{
????????????????????richTextBox1.LoadFile（title?RichTextBoxStreamType.RichText）;
????????????????}
????????????????else
????????????????{
????????????????????richTextBox1.Text?=?sr.ReadToEnd（）;//讀取文件流從當前位置到結尾的所有字符
????????????????}
????????????????fs.Close（）;
????????????????sr.Close（）;
????????????}




????????}

????????public?void?保存SToolStripMenuItem_Click（object?sender?EventArgs?e）
????????{
????????????????//如果不是已有的文件，那么則轉到另存為界面進行選擇保存路徑進行保存
????????????if?（title?==?“Untitled“）?
???????????????另存為AToolStripMenuItem_Click（sender?e）;
????????????else{
????????????????string?ext?=?title.Substring（title.LastIndexOf（“.“）+1）;
????????????????ext.ToLower（）;
????????????????if?（ext?==?“rtf“）
????????????????????richTextBox1.SaveFile（title?RichTextBoxStreamType.RichText）;
????????????????else?if?（ext?==?“doc“?||?ext?==?“txt“）
????????????????????richTextBox1.SaveFile（title?RichTextBoxStreamType.PlainText）;
????????????????else?if?（ext?==?“uni“）
????????????????????richTextBox1.SaveFile（title?RichTextBoxStreamType.UnicodePlainText）;
????????????????else
????????????????????richTextBox1.SaveFile（title?RichTextBoxStreamType.PlainText）;
????????????????richTextBox1.Modified?=?false;
????????????}
????????}

????????//加粗
????????private?void?boldToolStripMenuItem_Click（object?sender?EventArgs?e）
????????{
????????????richTextBox1.SelectionFont?=?new?Font（richTextBox1.SelectionFont?richTextBox1.SelectionFont.style?^?Fontstyle.Bold）;
????????}

????????//斜體
????????private?void?italicToolStripMenuItem_Click（object?sender?EventArgs?e）
????????{
????????????richTextBox1.SelectionFont?=?new?Font（ric

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

????..A..H.?????43520??2018-12-23?01:42??WordEditor\.vs\WordEditor\v15\.suo

?????文件??????????0??2018-12-20?16:04??WordEditor\.vs\WordEditor\v15\Server\sqlite3\db.lock

?????文件?????598016??2018-12-23?00:37??WordEditor\.vs\WordEditor\v15\Server\sqlite3\storage.ide

?????文件??????32768??2018-12-22?17:58??WordEditor\.vs\WordEditor\v15\Server\sqlite3\storage.ide-shm

?????文件????4136512??2018-12-23?01:42??WordEditor\.vs\WordEditor\v15\Server\sqlite3\storage.ide-wal

?????文件????????189??2018-12-20?16:04??WordEditor\App.config

?????文件??????39424??2018-12-23?01:35??WordEditor\bin\Debug\WordEditor.exe

?????文件????????189??2018-12-20?16:04??WordEditor\bin\Debug\WordEditor.exe.config

?????文件??????56832??2018-12-23?01:35??WordEditor\bin\Debug\WordEditor.pdb

?????文件??????10754??2018-12-23?01:35??WordEditor\Form1.cs

?????文件??????30670??2018-12-23?00:38??WordEditor\Form1.Designer.cs

?????文件??????21294??2018-12-23?00:38??WordEditor\Form1.resx

?????文件???????3337??2018-12-23?01:32??WordEditor\form2.cs

?????文件???????8823??2018-12-22?15:49??WordEditor\form2.Designer.cs

?????文件???????5817??2018-12-22?15:49??WordEditor\form2.resx

?????文件????????753??2018-12-23?00:39??WordEditor\Form3.cs

?????文件???????3376??2018-12-23?00:39??WordEditor\Form3.Designer.cs

?????文件???????5817??2018-12-23?00:39??WordEditor\Form3.resx

?????文件???????1443??2018-12-22?13:28??WordEditor\obj\Debug\DesignTimeResolveAssemblyReferences.cache

?????文件???????7108??2018-12-23?00:31??WordEditor\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache

?????文件??????????0??2018-12-20?16:04??WordEditor\obj\Debug\TemporaryGeneratedFile_036C0B5B-1481-4323-8D20-8F5ADCB23D92.cs

?????文件??????????0??2018-12-20?16:04??WordEditor\obj\Debug\TemporaryGeneratedFile_5937a670-0e60-4077-877b-f7221da3dda1.cs

?????文件??????????0??2018-12-20?16:04??WordEditor\obj\Debug\TemporaryGeneratedFile_E7A71F73-0F8D-4B9B-B56E-8E70B10BC5D3.cs

?????文件?????????42??2018-12-23?00:31??WordEditor\obj\Debug\WordEditor.csproj.CoreCompileInputs.cache

?????文件????????797??2018-12-23?00:38??WordEditor\obj\Debug\WordEditor.csproj.FileListAbsolute.txt

?????文件???????1128??2018-12-23?00:39??WordEditor\obj\Debug\WordEditor.csproj.GenerateResource.cache

?????文件??????11490??2018-12-22?13:47??WordEditor\obj\Debug\WordEditor.csprojAssemblyReference.cache

?????文件??????39424??2018-12-23?01:35??WordEditor\obj\Debug\WordEditor.exe

?????文件??????11133??2018-12-23?00:38??WordEditor\obj\Debug\WordEditor.Form1.resources

?????文件????????180??2018-12-23?00:38??WordEditor\obj\Debug\WordEditor.form2.resources

............此處省略27個文件信息