private void TBCode_KeyPress(object sender, KeyPressEventArgs e) { if (!Char.IsNumber(e.KeyChar) && !Char.IsControl(e.KeyChar)) { e.Handled = true; } if (e.KeyChar == (Char)Keys.Enter) // hoặc e.KeyChar == (Char)13 == Convert.ToInt32(e.KeyChar) { string t; if (TBCode.Text == "1806") { string path = "E:\\.Net\\BaiTap.Net\\102190037.txt"; FileStream fs = new FileStream(path, FileMode.Open, FileAccess.Write); fs.Position = fs.Length; StreamWriter sw = new StreamWriter(fs); t = " ❉ " + DateTime.Now.ToString() + " " + "Access Granted"; sw.WriteLine(" ❉ " + DateTime.Now.ToString() + " " + "Access Granted"); sw.Flush(); sw.Close(); fs.Close(); } else if (TBCode.Text.Length == 1) { string path = "E:\\.Net\\BaiTap.Net\\102190037.txt"; FileStream fs = new FileStream(path, FileMode.Open, FileAccess.Write); fs.Position = fs.Length; StreamWriter sw = new StreamWriter(fs); t = " ✥ " + DateTime.Now.ToString() + " " + "Restricted Access"; sw.WriteLine(" ✥ " + DateTime.Now.ToString() + " " + "Restricted Access"); sw.Flush(); sw.Close(); fs.Close(); } else { string path = "E:\\.Net\\BaiTap.Net\\102190037.txt"; FileStream fs = new FileStream(path, FileMode.Open, FileAccess.Write); fs.Position = fs.Length; StreamWriter sw = new StreamWriter(fs); t = " ✤ " + DateTime.Now.ToString() + " " + "Access Denied"; sw.WriteLine(" ✤ " + DateTime.Now.ToString() + " " + "Access Denied"); sw.Flush(); sw.Close(); fs.Close(); } LB1.Items.Add(t); TBCode.Clear(); } }
private void BTEnter_Click(object sender, EventArgs e) { string t; if (TBCode.Text == "1806") { string path = "E:\\.Net\\BaiTap.Net\\102190037.txt"; FileStream fs = new FileStream(path, FileMode.Open, FileAccess.Write); fs.Position = fs.Length; StreamWriter sw = new StreamWriter(fs); t = " ❉ " + DateTime.Now.ToString() + " " + "Access Granted"; sw.WriteLine(" ❉ " + DateTime.Now.ToString() + " " + "Access Granted"); sw.Flush(); sw.Close(); fs.Close(); } else if (TBCode.Text.Length == 1) { string path = "E:\\.Net\\BaiTap.Net\\102190037.txt"; FileStream fs = new FileStream(path, FileMode.Open, FileAccess.Write); fs.Position = fs.Length; StreamWriter sw = new StreamWriter(fs); t = " ✥ " + DateTime.Now.ToString() + " " + "Restricted Access"; sw.WriteLine(" ✥ " + DateTime.Now.ToString() + " " + "Restricted Access"); sw.Flush(); sw.Close(); fs.Close(); } else { string path = "E:\\.Net\\BaiTap.Net\\102190037.txt"; FileStream fs = new FileStream(path, FileMode.Open, FileAccess.Write); fs.Position = fs.Length; StreamWriter sw = new StreamWriter(fs); t = " ✤ " + DateTime.Now.ToString() + " " + "Access Denied"; sw.WriteLine(" ✤ " + DateTime.Now.ToString() + " " + "Access Denied"); sw.Flush(); sw.Close(); fs.Close(); } LB1.Items.Add(t); TBCode.Clear(); }