private void button1_Click(object sender, EventArgs e) { con.Close(); con.Open(); SqlCommand cmd2 = new SqlCommand("select username password from userreg where username='******'", con); SqlDataReader dr = cmd2.ExecuteReader(); if (dr.Read()) { MessageBox.Show("username already exist"); this.Hide(); userregistration f3 = new userregistration(); f3.Show(); con.Close(); } else if (textBox2.Text != textBox3.Text) { MessageBox.Show("Password doesn't match"); this.Hide(); userregistration f3 = new userregistration(); f3.Show(); } else { con.Close(); if (!connectclient()) { MessageBox.Show("server is not connected"); textBox1.Text = ""; textBox2.Text = ""; textBox3.Text = ""; textBox4.Text = ""; } else if (!connecttoserver()) { MessageBox.Show("Unable to connect to Server"); textBox1.Text = ""; textBox2.Text = ""; textBox3.Text = ""; textBox4.Text = ""; } // //string ss = System.Net.Dns.GetHostName(); //string ss = System.Net.Dns.GetHostName(ss).GetValue(0).ToString(); } }
private void pictureBox2_Click(object sender, EventArgs e) { this.Hide(); userregistration f2 = new userregistration(); f2.Show(); }
private void button1_Click(object sender, EventArgs e) { if (textBox1.TextLength == 0) { MessageBox.Show("Enter UserName"); } else if (textBox2.TextLength == 0) { MessageBox.Show("Enter Password"); } else if (textBox3.TextLength == 0) { MessageBox.Show("Confirm Password Required"); } else { if (this.IsValidEmail(txtEmailId.Text)) { MessageBox.Show(txtEmailId.Text + " is in a valid email format.", "Valid Email", MessageBoxButtons.OK, MessageBoxIcon.Information); con.Close(); con.Open(); SqlCommand cmd2 = new SqlCommand("select username password from userreg where username='******'", con); SqlDataReader dr = cmd2.ExecuteReader(); if (dr.Read()) { MessageBox.Show("username already exist"); this.Hide(); userregistration f3 = new userregistration(); f3.Show(); con.Close(); } else if (textBox2.Text != textBox3.Text) { MessageBox.Show("Password doesn't match"); this.Hide(); userregistration f3 = new userregistration(); f3.Show(); } else { con.Close(); if (!connectclient()) { MessageBox.Show("server is not connected"); textBox1.Text = ""; textBox2.Text = ""; textBox3.Text = ""; txtEmailId.Text = ""; } else if (!connecttoserver()) { MessageBox.Show("Unable to connect to Server"); textBox1.Text = ""; textBox2.Text = ""; textBox3.Text = ""; txtEmailId.Text = ""; } // //string ss = System.Net.Dns.GetHostName(); //string ss = System.Net.Dns.GetHostName(ss).GetValue(0).ToString(); } } else { MessageBox.Show(txtEmailId.Text + " is not in a valid email format.", "Invalid Email", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); } } }