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Employee Registration Form.cs
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Employee Registration Form.cs
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using System;
using System.Data;
using System.Windows.Forms;
using System.Configuration;
using System.Data.OleDb;
namespace Pre_School_Managment_System
{
public partial class Employee_Registration_Form : Form
{
private readonly OleDbConnection connection = new OleDbConnection(ConfigurationManager.ConnectionStrings["Pre_School_Managment_System.Properties.Settings.System_DatabaseConnectionString"].ConnectionString);
public Employee_Registration_Form()
{
InitializeComponent();
Student_dateTimePicker.Value = DateTime.Now;
}
private void Save_btn_Click(object sender, EventArgs e)
{
string Marital_Status;
if (Single_radioButton.Checked == true)
{
Marital_Status = Single_radioButton.Text.Trim();
}
else if (Married_radioButton.Checked == true)
{
Marital_Status = Married_radioButton.Text.Trim();
}
else if (Divoced_radioButton.Checked == true)
{
Marital_Status = Divoced_radioButton.Text.Trim();
}
else
{
Marital_Status = "Personal and Complicated";
}
string Sex;
if (Male_radioButton.Checked == true)
{
Sex = Male_radioButton.Text.Trim();
}
else if (Female_radioButton.Checked == true)
{
Sex = Female_radioButton.Text.Trim();
}
else
{
Sex = "Too Complicated";
}
try
{
if (National_ID_txt.Text == "" || National_ID_txt.Text == "NULL")
{
MessageBox.Show("National ID is empty", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
National_ID_txt.Focus();
}
else if (First_Name_txt.Text == "")
{
MessageBox.Show("First Name is empty", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
First_Name_txt.Focus();
}
else if (Surname_txt.Text == "")
{
MessageBox.Show("Surname is empty", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
Surname_txt.Focus();
}
else if (House_Address_txt.Text == "")
{
MessageBox.Show("House Address is empty", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
House_Address_txt.Focus();
}
else if (Contact_Details_txt.Text == "")
{
MessageBox.Show("Contact Details is empty", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
Contact_Details_txt.Focus();
}
else if (Description_and_Criminal_Record_txt.Text == "")
{
MessageBox.Show("Description and Criminal Record is empty", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
Description_and_Criminal_Record_txt.Focus();
}
else
{
try
{
OleDbCommand Employee_Command = new OleDbCommand
{
CommandType = CommandType.Text,
CommandText = "INSERT INTO [Employee_Registration_Record_tbl] ([First_Name],[Surname],[House_Address],[Contact_Details],[National_Id],[Marital_Status],[Employee_Description],[Sex],[D_O_B],[Accountant])" + "VALUES (?,?,?,?,?,?,?,?,?,?)"
};
Employee_Command.Parameters.AddWithValue("@First_Name", First_Name_txt.Text.Trim());
Employee_Command.Parameters.AddWithValue("@Surname", Surname_txt.Text.Trim());
Employee_Command.Parameters.AddWithValue("@House_Address", House_Address_txt.Text.Trim());
Employee_Command.Parameters.AddWithValue("@Contact_Details", Contact_Details_txt.Text.Trim());
Employee_Command.Parameters.AddWithValue("@National_Id", National_ID_txt.Text.Trim());
Employee_Command.Parameters.AddWithValue("@Marital_Status", Marital_Status.Trim());
Employee_Command.Parameters.AddWithValue("@Employee_Description", Description_and_Criminal_Record_txt.Text.Trim());
Employee_Command.Parameters.AddWithValue("@Sex", Sex.Trim());
Employee_Command.Parameters.AddWithValue("@D_O_B", Student_dateTimePicker.Text.Trim());
Employee_Command.Parameters.AddWithValue("@Accountant", User_txt.Text.Trim());
Employee_Command.Connection = connection;
connection.Open();
Employee_Command.ExecuteNonQuery();
connection.Close();
}
catch (Exception ex)
{
connection.Close();
MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
MessageBox.Show(ex.StackTrace, "Error Location", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
MessageBox.Show(First_Name_txt.Text.Trim() + " has been successfully added into the School Database", "Successful", MessageBoxButtons.OK, MessageBoxIcon.Information);
First_Name_txt.Text = "";
Surname_txt.Text = "";
House_Address_txt.Text = "";
Contact_Details_txt.Text = "";
National_ID_txt.Text = "";
Married_radioButton.Checked = false;
Single_radioButton.Checked = false;
Divoced_radioButton.Checked = false;
Description_and_Criminal_Record_txt.Text = "";
Male_radioButton.Checked = false;
Female_radioButton.Checked = false;
Student_dateTimePicker.Value = DateTime.Now;
National_ID_txt.Focus();
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message,"Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
MessageBox.Show(ex.StackTrace,"Error Location", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
}
}
}