private void button2_Click(object sender, EventArgs e) { frmStudentLogin frm = new frmStudentLogin(); frm.Show(); this.Hide(); }
private void btnStudentRegCancle_Click(object sender, EventArgs e) { frmStudentLogin frm = new frmStudentLogin(); frm.Show(); this.Hide(); }
private void btnStudentRegSubmit_Click(object sender, EventArgs e) { string id = textBoxStudentID.Text; int id_ = id.Length; string dept = textBoxDept.Text; bool dept_ = dept.Contains("CSE") || dept.Contains("BBA") || dept.Contains("TEXT") || dept.Contains("ENG") || dept.Contains("EEE") || dept.Contains("LAW"); string phone = textBoxStudentPn.Text; int phone_ = phone.Length; string email = textBoxStudentEmail.Text; bool check = email.Contains("@") && email.Contains(".com"); string pass = textBoxStudentPass.Text; int passlen = pass.Length; SqlConnection con = new SqlConnection(@"Data Source=(LocalDB)\MSSQLLocalDB;AttachDbFilename=C:\Users\MyDB\MyDB.mdf;Integrated Security=True;Connect Timeout=30"); string query = "Select * from Student where ID='" + textBoxStudentID.Text.Trim() + "'"; SqlDataAdapter adapter = new SqlDataAdapter(query, con); DataTable table = new DataTable(); adapter.Fill(table); try { if (table.Rows.Count == 1) { MessageBox.Show("You Have Already An Account"); } else if (textBoxStudentID.Text == string.Empty || textBoxStudentName.Text == string.Empty || textBoxStudentEmail.Text == string.Empty || textBoxStudentPn.Text == String.Empty || textBoxStudentPass.Text == string.Empty || textBoxDept.Text == string.Empty || textBoxIntakeSec.Text == string.Empty) { MessageBox.Show("Fill Up The Tegistration Form Properly"); } else if (textBoxStudentPass.Text != textBoxStudentConfirmPass.Text) { MessageBox.Show("Password Do Not Match "); } else if (id_ != 11) { MessageBox.Show("Invalid Student ID"); } else if (dept_ == false) { MessageBox.Show("Invaild Department"); } else if (phone_ > 14 || phone_ < 11) { MessageBox.Show("Inavild Phone Number"); } else if (check == false) { MessageBox.Show("Invalid Email"); } else if (passlen < 8) { MessageBox.Show("Password Must Be 8 Digit"); } else { using (SqlConnection conn = new SqlConnection(ConncetionString)) { conn.Open(); SqlCommand SqlCmd = new SqlCommand("StudentReg", conn); SqlCmd.CommandType = CommandType.StoredProcedure; SqlCmd.Parameters.AddWithValue("@ID", textBoxStudentID.Text.Trim()); SqlCmd.Parameters.AddWithValue("@Name", textBoxStudentName.Text.Trim()); SqlCmd.Parameters.AddWithValue("@Department", textBoxDept.Text.Trim()); SqlCmd.Parameters.AddWithValue("@Email", textBoxStudentEmail.Text.Trim()); SqlCmd.Parameters.AddWithValue("@Phone", textBoxStudentPn.Text.Trim()); SqlCmd.Parameters.AddWithValue("@Intake_Sec", textBoxIntakeSec.Text.Trim()); SqlCmd.Parameters.AddWithValue("@Password", textBoxStudentPass.Text.Trim()); SqlCmd.ExecuteNonQuery(); MessageBox.Show("Registration Is Successful"); Clear(); frmStudentLogin frm = new frmStudentLogin(); frm.Show(); this.Hide(); } } } catch { MessageBox.Show("Database not found !"); } }