C# Hosts Editor 1.0 + Source Code #speedcoding

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;

using System.Threading.Tasks;

using System.Windows.Forms;



namespace BlockSitesWithcsharp

{

    public partial class Form1 : Form

    {

        public Form1()

        {

            InitializeComponent();

        }

        string hostsPath = "C:\\WINDOWS\\system32\\drivers\\etc\\hosts";

        private void button1_Click(object sender, EventArgs e)

        {

            listBox1.Items.Add(textBox1.Text);

        }



        string redirectDomain = "127.0.0.1";

        void BlockAllSites()

        {

            try

            {

                using (StreamWriter sw = new StreamWriter(hostsPath))

                {

                    foreach (var item in listBox1.Items)

                    {

                        string site = item.ToString();

                        sw.WriteLine(redirectDomain + "\t" + site);

                    }

                }

            }

            catch (Exception)

            {

              

            } 

          

        }



        void BlockSingle()

        {

            try

            {

                using (StreamWriter sw = new StreamWriter(hostsPath))

                {

                    sw.WriteLine(redirectDomain + "\t" + listBox1.SelectedItem.ToString());

                }

            }

            catch (Exception)

            {

                

            }

        

        }

        private void Form1_Load(object sender, EventArgs e)

        {



        }



        private void button3_Click(object sender, EventArgs e)

        {

            BlockAllSites();

        }



        private void button4_Click(object sender, EventArgs e)

        {

            File.Delete(@"C:\Windows\System32\drivers\etc\hosts");

            Thread.Sleep(2000);

            using (StreamWriter sw = new StreamWriter(hostsPath))

            {

                sw.WriteLine("# Hosts Cleaned time : " + DateTime.Now.ToString());

            }

        }



        private void button2_Click(object sender, EventArgs e)

        {

            BlockSingle();

        }



        private void button5_Click(object sender, EventArgs e)

        {

            Form2 frm2 = new Form2();

            frm2.ShowDialog();

        }

    }

}