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;
using?System.Drawing.Text;
using?System.Collections;
using?System.IO;

namespace?Notepad
{
????public?partial?class?FrmChild?:?Form
????{
????????public?FrmChild（）
????????{
????????????InitializeComponent（）;
????????}

????????//窗體加載事件
????????private?void?FrmChild_Load（object?sender?EventArgs?e）
????????{
????????????//窗體加載時要加載系統字體
????????????InstalledFontCollection?myFonts?=?new?InstalledFontCollection（）;
????????????FontFamily[]?ff?=?myFonts.Families;
????????????ArrayList?list?=?new?ArrayList（）;
????????????int?count?=?ff.Length;
????????????for?（int?i?=?0;?i????????????{
????????????????string?FontName?=?ff[i].Name;
????????????????toolStripComboBoxFonts.Items.Add（FontName）;
????????????}

????????}

????????private?void?toolStripButtonBold_Click（object?sender?EventArgs?e）
????????{
????????????if?（textBoxNote.Font.Bold?==?false）
????????????{
????????????????textBoxNote.Font?=?new?Font（textBoxNote.Font?Fontstyle.Bold）;
????????????}
????????????else
????????????{
????????????????textBoxNote.Font?=?new?Font（textBoxNote.Font?Fontstyle.Regular）;
????????????}
????????}

????????private?void?toolStripButtonItalic_Click（object?sender?EventArgs?e）
????????{
????????????if?（textBoxNote.Font.Italic?==?false）
????????????{
????????????????textBoxNote.Font?=?new?Font（textBoxNote.Font?Fontstyle.Italic）;
????????????}
????????????else
????????????{
????????????????textBoxNote.Font?=?new?Font（textBoxNote.Font?Fontstyle.Regular）;
????????????}
????????}

????????private?void?toolStripComboBoxFonts_SelectedIndexChanged（object?sender?EventArgs?e）
????????{
????????????string?fontName?=?toolStripComboBoxFonts.Text;
????????????float?fontSize?=?float.Parse（toolStripComboBoxSize.Text?）;
????????????textBoxNote.Font?=?new?Font（fontNamefontSize）;
????????}

????????private?void?toolStripComboBoxSize_SelectedIndexChanged（object?sender?EventArgs?e）
????????{
????????????string?fontName?=?toolStripComboBoxFonts.Text;
????????????float?fontSize?=?float.Parse（toolStripComboBoxSize.Text）;
????????????textBoxNote.Font?=?new?Font（fontName?fontSize）;
????????}

????????private?void?toolStripComboBoxSize_TextChanged（object?sender?EventArgs?e）
????????{
????????????string?fontName?=?toolStripComboBoxFonts.Text;
????????????float?fontSize?=?float.Parse（toolStripComboBoxSize.Text）;
????????????textBoxNote.Font?=?new?Font（fontName?fontSize）;
????????}

????????private?void?toolStripButtonSave_Click（object?sender?EventArgs?e）
????????{
????????????if?（textBoxNote.Text.Trim（）?!=?““）
????????????{
????????????????if?（this.Text?==?““）
????????????????{

????????????????????saveFileDialog1.Filter?=?（“文本文檔（*.txt）|*.txt“）;
????????????????????if?（saveFi

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2020-09-16?21:03??.vs\
?????目錄???????????0??2020-09-16?21:03??.vs\Notepad\
?????目錄???????????0??2020-09-16?21:04??.vs\Notepad\v15\
?????文件???????49664??2020-09-18?22:14??.vs\Notepad\v15\.suo
?????目錄???????????0??2020-09-16?21:04??.vs\Notepad\v15\Server\
?????目錄???????????0??2020-09-16?21:04??.vs\Notepad\v15\Server\sqlite3\
?????文件???????????0??2020-09-16?21:04??.vs\Notepad\v15\Server\sqlite3\db.lock
?????文件??????585728??2020-09-18?21:58??.vs\Notepad\v15\Server\sqlite3\storage.ide
?????文件???????32768??2020-09-18?21:49??.vs\Notepad\v15\Server\sqlite3\storage.ide-shm
?????文件?????4132392??2020-09-18?22:14??.vs\Notepad\v15\Server\sqlite3\storage.ide-wal
?????文件????????1120??2020-09-16?21:04??Notepad.sln
?????目錄???????????0??2020-09-18?22:14??Notepad\
?????文件?????????187??2020-09-16?21:03??Notepad\App.config
?????目錄???????????0??2020-09-16?21:04??Notepad\bin\
?????目錄???????????0??2020-09-18?21:51??Notepad\bin\Debug\
?????文件??????100352??2020-09-18?22:07??Notepad\bin\Debug\notepad.exe
?????文件?????????187??2020-09-16?21:03??Notepad\bin\Debug\Notepad.exe.config
?????文件???????38400??2020-09-18?22:07??Notepad\bin\Debug\Notepad.pdb
?????目錄???????????0??2020-09-16?21:04??Notepad\bin\Release\
?????文件????????5249??2020-09-18?22:14??Notepad\FrmChild.cs
?????文件????????9496??2020-09-18?22:06??Notepad\FrmChild.Designer.cs
?????文件????????6423??2020-09-18?22:06??Notepad\FrmChild.resx
?????文件?????????396??2020-09-16?21:05??Notepad\FrmParent.cs
?????文件????????1241??2020-09-16?21:05??Notepad\FrmParent.Designer.cs
?????文件????????4084??2020-09-16?22:25??Notepad\Notepad.csproj
?????目錄???????????0??2020-09-16?21:03??Notepad\obj\
?????目錄???????????0??2020-09-18?22:07??Notepad\obj\Debug\
?????文件????????1431??2020-09-17?20:00??Notepad\obj\Debug\DesignTimeResolveAssemblyReferences.cache
?????文件????????7308??2020-09-16?21:28??Notepad\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache
?????文件??????????42??2020-09-16?21:06??Notepad\obj\Debug\Notepad.csproj.CoreCompileInputs.cache
?????文件?????????668??2020-09-18?21:40??Notepad\obj\Debug\Notepad.csproj.FileListAbsolute.txt
............此處省略23個文件信息