class Form1 {
   TextEditor textEditor1;

   public void Initialize()
   {
      textEditor1.Initialize();
   }
}

class App {
   public void Main()
   {
      Application.Run(new Form1);
   }
}

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

namespace WindowsFormsApplication1
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();

            if (System.IO.File.Exists("ULTI_TMP_BACKUP.BAK"))
            {
                richTextBox1.LoadFile("ULTI_TMP_BACKUP.BAK");

                /*System.IO.StreamReader tmp = new System.IO.StreamReader("ULTI_TMP_BACKUP.BAK");
                richTextBox1.Text = tmp.ReadToEnd();
                tmp.Close();*/
            }
            
        }



        

        private void richTextBox1_TextChanged(object sender, EventArgs e)
        {

            string frombox = richTextBox1.Text;
            int charnum = 0;
            int linenum = 0;
            for (int a = 0; a < frombox.Length; a++)
            {
                if (frombox[a] == '\n')
                {
                    linenum++;
                }
                else
                {
                    charnum++;
                }

            }
            lineLabel.Text = "Lines : " + Convert.ToString(linenum);
            charLabel.Text = "Chars : " + Convert.ToString(charnum);
        }

        private void fontDialog1_Apply(object sender, EventArgs e)
        {

        }


        private void Form1_FormClosing(object sender, FormClosingEventArgs e)
        {
            richTextBox1.SaveFile("ULTI_TMP_BACKUP.BAK");

            /*System.IO.StreamWriter tmp = new System.IO.StreamWriter("ULTI_TMP_BACKUP.BAK");
            tmp.Write(richTextBox1.Text);
            tmp.Close();*/
        }

        private void saveAsToolStripMenuItem_Click(object sender, EventArgs e)
        {
            if (saveFileDialog1.ShowDialog() == DialogResult.OK)
            {
                System.IO.StreamWriter tmp = new System.IO.StreamWriter(saveFileDialog1.FileName);
                tmp.Write(richTextBox1.Text);
                tmp.Close();
            }
        }

        private void saveToolStripMenuItem_Click(object sender, EventArgs e)
        {
            if (saveFileDialog1.ShowDialog() == DialogResult.OK)
            {
                System.IO.StreamWriter tmp = new System.IO.StreamWriter(saveFileDialog1.FileName);
                tmp.Write(richTextBox1.Text);
                tmp.Close();
            }
        }

        private void loadToolStripMenuItem_Click(object sender, EventArgs e)
        {
            if (openFileDialog1.ShowDialog() == DialogResult.OK)
            {

                System.IO.StreamReader tmp = new System.IO.StreamReader(openFileDialog1.FileName);
                richTextBox1.Text = tmp.ReadToEnd();
                tmp.Close();
            }
        }

        private void clearToolStripMenuItem_Click(object sender, EventArgs e)
        {
            richTextBox1.Text = null;
        }

        private void fontTypeToolStripMenuItem_Click(object sender, EventArgs e)
        {
            if (fontDialog1.ShowDialog() == DialogResult.OK)
            {
                richTextBox1.Font = fontDialog1.Font;
            }
        }

        private void changeColorToolStripMenuItem_Click(object sender, EventArgs e)
        {
            Random rnd = new Random();

            Color tclr = Color.FromArgb(rnd.Next(255), rnd.Next(255), rnd.Next(255));
            richTextBox1.SelectionColor = tclr;
        }

    }
}