C# Program To Perform Notepad application with sum menu operations - SVRR TECH

Aim:

To perform the C# Notepad application with sum menu operations.

Algorithm:

Step 1: Open the visual studio 2010 and select the file menu =>newproject =>windows c# =>windows form applications =>file name =>ok.

Step2: Design the form as per the Notepad application.

Step3: Type the code for approximate menu button

Step 4: Add the menu Strip into the form

Step5: Type a code for new menu button.
String path;
Path=string.Empty();
Textbox.clear();

Step 6: Type a code for new open menu.
using (OpenFileDialog.ofd = new OPenFileDialog()
{ Filter = "TextDocuments|*.txt", ValidateNames = true,multiselect=false })

Step 7: Type a code for new open menu.
using (SaveFileDialogsfd = new SaveFileDialog()
{ Filter = "TextDocuments|*.txt", ValidateNames = true })

Step 8:Type a code for exit menu.
Application.Exit();

Step 9: Compile and run the program without error.

PROGRAM

using System;

usingSystem.Collections.Generic;

usingSystem.ComponentModel;

usingSystem.Data;

usingSystem.Drawing;

usingSystem.Linq;

usingSystem.Text;

usingSystem.Windows.Forms;

using System.IO;

namespace WindowsFormsApplication1

{

public partial class Form1 : Form

    {

string path;

public Form1()

        {

InitializeComponent();

        }

private void newToolStripMenuItem_Click(object sender, EventArgs e)

        {

path = string.Empty;

textBox1.Clear();

        }

private void saveToolStripMenuItem_Click(object sender, EventArgs e)

        {

if (string.IsNullOrEmpty(path))

            {

using (SaveFileDialogsfd = new SaveFileDialog() { Filter = "TextDocuments|*.txt", 

ValidateNames = true })

                {

if (sfd.ShowDialog() == DialogResult.OK)

                    {

using (StreamWritersw = new StreamWriter(sfd.FileName))

                        {

sw.WriteLine(textBox1.Text);

                        }

                    }

                }

            }

        }

private void oPenToolStripMenuItem_Click(object sender, EventArgs e)

        {

openFileDialog1.ShowDialog();

System.IO.StreamReaderOpenFile = new 

System.IO.StreamReader(openFileDialog1.FileName);

            textBox1.Text = OpenFile.ReadToEnd();

OpenFile.Close();

        }

private void exitToolStripMenuItem_Click(object sender, EventArgs e)

        {

Application.Exit();

        }

private void COMPANYToolStripMenuItem_Click(object sender, EventArgs e)

        {

            Form3 ab = new Form3();

ab.Show();

        }

        }    

    }

}

BY

      REGU RAM SV