使用C#写出一个简单的记事本程序_在c#中完成我的记事本案例-优快云博客

本文链接：https://blog.youkuaiyun.com/mayuko2012/article/details/51570944

本文档介绍了如何使用C#在Visual Studio 2013环境下开发一个基本的记事本程序。涵盖了从预览、功能到具体实现的详细步骤，包括文件操作、编辑功能、格式设置、视图控制以及帮助和关于信息。程序功能包括标题栏、菜单栏、文件标签显示、工作区等，并实现了全屏模式、字符统计、文件保存和打开等功能。

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上周老师下课的时候说到，写出来记事本的同学可以期末加分，于是乎，就用两个晚上的时间写出了这个简单的记事本程序。

编程语言： C#
编程环境： Visual Studio 2013
运行环境： .NET Framework 4.5

预览：

功能：

标题栏
显示文件标题

菜单栏
各类菜单命令

文件
- 新建
- 打开
- 保存
- 另存为
- 页面设置
- 打印
- 退出

编辑
- 撤销
- 剪切
- 复制
- 粘贴
- 全选
- 时间/日期

格式
- 自动换行
- 字体

视图
- 状态栏
- 工具栏
- 全屏模式

帮助
- 开源许可
- 查看帮助
- 关于

工具栏
常用工具集合

标签栏
文件标签显示

工作区
编辑区

状态栏
显示文件状态

文本状态（新建/已修改）
字符个数
光标坐标

功能实现

本程序有两个窗体，分别为Form1和AboutBox1

所有文件如下：

这里写图片描述

对于Form1：
需要引入的类库：

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

窗体及空间声明代码：

        private System.Windows.Forms.MenuStrip menuStrip1;
        private System.Windows.Forms.ToolStripMenuItem 文件ToolStripMenuItem;
        private System.Windows.Forms.ToolStripMenuItem 新建ToolStripMenuItem;
        private System.Windows.Forms.ToolStripMenuItem 打开ToolStripMenuItem;
        private System.Windows.Forms.ToolStripMenuItem 保存ToolStripMenuItem;
        private System.Windows.Forms.ToolStripMenuItem 另存为ToolStripMenuItem;
        private System.Windows.Forms.ToolStripMenuItem 编辑ToolStripMenuItem;
        private System.Windows.Forms.ToolStripMenuItem 格式ToolStripMenuItem;
        private System.Windows.Forms.ToolStripMenuItem 退出ToolStripMenuItem;
        private System.Windows.Forms.ToolStripMenuItem 关于ToolStripMenuItem;
        private System.Windows.Forms.TextBox editBox1;
        private System.Windows.Forms.ToolStripMenuItem 撤销ToolStripMenuItem;
        private System.Windows.Forms.ToolStripMenuItem 剪切ToolStripMenuItem;
        private System.Windows.Forms.ToolStripMenuItem 复制ToolStripMenuItem;
        private System.Windows.Forms.ToolStripMenuItem 粘贴ToolStripMenuItem;
        private System.Windows.Forms.ToolStripMenuItem 删除ToolStripMenuItem;
        private System.Windows.Forms.ToolStripMenuItem 全选AToolStripMenuItem;
        private System.Windows.Forms.ToolStripMenuItem 日期DToolStripMenuItem;
        private System.Windows.Forms.ToolStripMenuItem 格式ToolStripMenuItem1;
        private System.Windows.Forms.ToolStripMenuItem 字体ToolStripMenuItem;
        private System.Windows.Forms.ToolStripMenuItem 查看VToolStripMenuItem;
        private System.Windows.Forms.ToolStripMenuItem 状态栏ToolStripMenuItem;
        private System.Windows.Forms.StatusStrip statusStrip1;
        private System.Windows.Forms.SaveFileDialog saveFileDialog1;
        private System.Windows.Forms.ToolStripSeparator toolStripMenuItem1;
        private System.Windows.Forms.ToolStripSeparator toolStripMenuItem3;
        private System.Windows.Forms.ToolStripSeparator toolStripMenuItem4;
        private System.Windows.Forms.ToolStripMenuItem 页面设置UToolStripMenuItem;
        private System.Drawing.Printing.PrintDocument printDocument1;
        private System.Windows.Forms.PageSetupDialog pageSetupDialog1;
        private System.Windows.Forms.ToolStripMenuItem 打印PToolStripMenuItem;
        private System.Windows.Forms.PrintDialog printDialog1;
        private System.Windows.Forms.ToolStripMenuItem 查看帮助HToolStripMenuItem;
        private System.Windows.Forms.ToolStripSeparator toolStripMenuItem5;
        private System.Windows.Forms.ToolStripMenuItem 自动换行ToolStripMenuItem;
        private System.Windows.Forms.ToolStripStatusLabel toolStripStatusLabel1;
        public System.Windows.Forms.Timer timer1;
        private System.Windows.Forms.ToolStripStatusLabel toolStripStatusLabel2;
        private System.Windows.Forms.ToolStripStatusLabel toolStripStatusLabel3;
        private System.Windows.Forms.ToolStripMenuItem 全屏模式ToolStripMenuItem;
        private System.Windows.Forms.ToolStrip toolStrip1;
        private System.Windows.Forms.ToolStripButton newButton;
        private System.Windows.Forms.ToolStripButton openButton;
        private System.Windows.Forms.ToolStripButton saveButton;
        private System.Windows.Forms.ToolStripButton saveAsButton;
        private System.Windows.Forms.ToolStripSeparator toolStripSeparator1;
        private System.Windows.Forms.ToolStripButton cutButton;
        private System.Windows.Forms.ToolStripButton copyButton;
        private System.Windows.Forms.ToolStripButton pasteButton;
        private System.Windows.Forms.ToolStripButton deleteButton;
        private System.Windows.Forms.ToolStripSeparator toolStripSeparator2;
        private System.Windows.Forms