diary2.cs

功能强大的记事本

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 MyDiary
{
    public partial class Diary2 : Form
    {
        public Diary2()
        {
            InitializeComponent();
        }

       private  void 打开文件ToolStripMenuItem_Click(object sender, EventArgs e)
        {
          
                OpenFileDialog objOpenFileDialog = new OpenFileDialog();
                objOpenFileDialog.Filter = "文本文件(*.txt)|*.txt|所有文件(*.*)|*.*";
                if (objOpenFileDialog.ShowDialog() == DialogResult.OK)
                {
                    string fr = objOpenFileDialog.FileName;

                    this.richTextBox1.LoadFile(fr, RichTextBoxStreamType.PlainText);
                }
           
        }

        private void 保存文件ToolStripMenuItem_Click(object sender, EventArgs e)
        {
          
                SaveFileDialog objSaveFileDialog = new SaveFileDialog();
                objSaveFileDialog.Filter = "文本文件(*.txt)|*.txt|所有文件(*.*)|*.*";
               
                if (objSaveFileDialog.ShowDialog() == DialogResult.OK)
                {
                    string fr = objSaveFileDialog.FileName;
                    this.richTextBox1.SaveFile(fr, RichTextBoxStreamType.PlainText);
                }
           
        }

        private void Diary2_Load(object sender, EventArgs e)
        {
            ContextMenuStrip objContextMenuStrip = new ContextMenuStrip();
            objContextMenuStrip.Show();
            this.timer1.Start();
            this.toolStripStatusLabel1.Text = DateTime.Now.ToString();
           
        }

        private void richTextBox1_TextChanged(object sender, EventArgs e)
        {
            try
            {
                this.toolStripStatusLabel3.Text = richTextBox1.Text.Length.ToString();
                this.toolStripStatusLabel7.Text = richTextBox1.Lines[richTextBox1.GetLineFromCharIndex(richTextBox1.GetFirstCharIndexOfCurrentLine())].Length.ToString();

                int a = richTextBox1.GetLineFromCharIndex(richTextBox1.GetFirstCharIndexOfCurrentLine()) + 1;
                this.toolStripStatusLabel5.Text = a.ToString();
            }
            catch (Exception ex)
            { MessageBox.Show(ex.Message); }


            
        }

        private void 复制ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            richTextBox1.Copy();

        }

        private void 粘贴ToolStripMenuItem_Click(object sender, EventArgs e)
        {

            richTextBox1.Paste();
        }


        private void 剪切ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            richTextBox1.Cut();

        }

        private void 字体ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            FontDialog objFontDialog = new FontDialog();
            objFontDialog.ShowColor = true;

            if (objFontDialog.ShowDialog() == DialogResult.OK)
            {
                this.richTextBox1.Font = objFontDialog.Font;
                this.richTextBox1.ForeColor = objFontDialog.Color;
            }

        }

        private void 颜色ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            ColorDialog objColorDialog = new ColorDialog();
            if (objColorDialog.ShowDialog() == DialogResult.OK)
            { this.richTextBox1.ForeColor = objColorDialog.Color; }
        }

        private void 背景色ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            ColorDialog objColorDialog = new ColorDialog();
            if (objColorDialog.ShowDialog() == DialogResult.OK)
            { this.richTextBox1.BackColor = objColorDialog.Color; }

        }

        private void 新建ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            if (richTextBox1.Text != null)
            {
                DialogResult objDialogResult = MessageBox.Show("文件已经修改想保存文件吗？", "确定", MessageBoxButtons.YesNo);
                if (objDialogResult.Equals(DialogResult.Yes))
                {
                    Diary2 objDiary2 = new Diary2();
                    objDiary2.保存文件ToolStripMenuItem_Click(sender, e); 
                   

                }
                else 
                {
                    Diary2 objDiary2 = new Diary2();
                    this.Hide(); 
                    objDiary2.ShowDialog();
                }
               
            }
            
        }

        private void 剪切ToolStripMenuItem1_Click(object sender, EventArgs e)
        {
            Diary2 objDiary2 = new Diary2();
            objDiary2.剪切ToolStripMenuItem_Click(sender, e);
        }

        private void 复制CToolStripMenuItem_Click(object sender, EventArgs e)
        {
            Diary2 objDiary2 = new Diary2();
            objDiary2.复制ToolStripMenuItem_Click(sender, e);

        }

        private void 粘贴PToolStripMenuItem_Click(object sender, EventArgs e)
        {
            Diary2 objDiary2 = new Diary2();
            objDiary2.粘贴ToolStripMenuItem_Click(sender, e); 
        }

        private void timer1_Tick(object sender, EventArgs e)
        {
            this.timer1.Interval = 1000;
            this.toolStripStatusLabel1.Text = DateTime.Now.ToString();
          
           
        }

        private void 退出EToolStripMenuItem_Click(object sender, EventArgs e)
        {
            this.Close(); 
        }

       private void richTextBox1_MouseDown(object sender, MouseEventArgs e)
        {
            Point objPoint = new Point();
            objPoint.X = e.X;
            objPoint.Y = e.Y;
          
            int index = this.richTextBox1.GetCharIndexFromPosition(objPoint);
            int line =this.richTextBox1.GetLineFromCharIndex(index);
            int indexofline = 0;
            for (int count = 0; count < line; count++)
            {
                indexofline += this.richTextBox1.Lines[count].Length;
            }
            index = index - indexofline;
            int a = line + 1;
            int b = index -line;
            this.toolStripStatusLabel5.Text = a.ToString();
            this.toolStripStatusLabel7.Text = b.ToString(); 
           
           
        }
       

        private void 查看ToolStripMenuItem_Click(object sender, EventArgs e)
        {

        }
    }
}