private void StudentForm_Load(object sender, EventArgs e)
{
clsStudent objStudent = new clsStudent();
ComboBox[] cmb = new ComboBox[] { cmbSuburbID, cmbSuburbName, cmbPostCode, cmbCountryID, cmbCountryName };
objStudent.Load(cmb);
objStudent.ViewAll(dgvStudent);
}
/// <summary>
/// When the Delete menu item is clicked, a student object is created with only the ID field.
/// This ID is passed to the DeleteStudent method which will run the procedure for deleting the student from the database.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void mnuDelete_Click(object sender, EventArgs e)
{
if (!clsValidation.ValidateTextBoxForNumeric(txtStudentID))
{
txtStudentID.Focus();
return;
}
clsStudent objStudent = new clsStudent(Convert.ToInt32(txtStudentID.Text));
objStudent.Delete();
MessageBox.Show("Student record successfully deleted");
objStudent.ViewAll(dgvStudent);
}
/// <summary>
/// When the Update menu item is clicked, a student object is created with only the ID field.
/// The SearchStudent method will use the ID from this object in the procedure in the database to find the right student.
/// The values that are changed in the student class are passed to the form and all the fields are filled in.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnSearch_Click(object sender, EventArgs e)
{
if (!clsValidation.ValidateTextBoxForNumeric(txtStudentID))
{
txtStudentID.Focus();
return;
}
clsStudent objStudent = new clsStudent(Convert.ToInt32(txtStudentID.Text));
bool valid = objStudent.Search();
if (valid)
{
txtStudentFirstName.Text = objStudent.FirstName;
txtStudentLastName.Text = objStudent.LastName;
if (objStudent.Gender == "m" || objStudent.Gender == "M")
{
rdbMale.Checked = true;
}
else if (objStudent.Gender == "f" || objStudent.Gender == "F")
{
rdbFemale.Checked = true;
}
dtpDateOfBirth.Value = DateTime.Parse(objStudent.DateOfBirth);
txtStudStreetAddress.Text = objStudent.StreetAddress;
cmbSuburbID.Text = objStudent.SuburbID.ToString();
cmbSuburbName.Text = objStudent.SuburbName;
cmbPostCode.Text = objStudent.PostCode;
//txtStudPostCode.Text = objStudent.PostCode;
txtStudentPhoneNum.Text = objStudent.PhoneNumber;
txtStudentEmail.Text = objStudent.Email;
cmbCountryID.Text = objStudent.CountryID.ToString();
cmbCountryName.Text = objStudent.CountryName;
if (objStudent.Disability == "Yes")
{
rdbDisabilityYes.Checked = true;
}
else if (objStudent.Disability == "No")
{
rdbDisabilityNo.Checked = true;
}
txtDisabilityDescription.Text = objStudent.DisabilityDescription;
}
else
{
MessageBox.Show("This student code does not exist.");
}
}
/// <summary>
/// Connects to the database and selects all the students from the table.
/// Fills in the DataGridView with students with the amount within the table.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void mnuViewAll_Click(object sender, EventArgs e)
{
clsStudent objStudent = new clsStudent();
objStudent.ViewAll(dgvStudent);
}
/// <summary>
/// When the Add menu item is clicked, a student object is made with all the fields except ID.
/// These values are passed to the AddStudent method which will run the procedure for adding the student into the database table.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void mnuAdd_Click(object sender, EventArgs e)
{
#region ValidationArea
if (!clsValidation.ValidateTextBox(txtStudentFirstName))
{
txtStudentFirstName.Focus();
return;
}
if (!clsValidation.ValidateForAlphabet(txtStudentFirstName))
{
txtStudentFirstName.Focus();
return;
}
if (!clsValidation.ValidateNameFormat(txtStudentFirstName))
{
txtStudentFirstName.Focus();
return;
}
if (!clsValidation.ValidateTextBox(txtStudentLastName))
{
txtStudentLastName.Focus();
return;
}
if (!clsValidation.ValidateForAlphabet(txtStudentLastName))
{
txtStudentLastName.Focus();
return;
}
if (!clsValidation.ValidateNameFormat(txtStudentLastName))
{
txtStudentLastName.Focus();
return;
}
dtpDateOfBirth.Format = DateTimePickerFormat.Custom;
dtpDateOfBirth.CustomFormat = "yyyy-MM-dd";
if (!clsValidation.ValidateDate(dtpDateOfBirth))
{
return;
}
if (!clsValidation.ValidateRadioButton(rdbMale, rdbFemale))
{
return;
}
if (!clsValidation.ValidateTextBox(txtStudStreetAddress))
{
txtStudStreetAddress.Focus();
return;
}
if (!clsValidation.ValidateStreetAddress(txtStudStreetAddress))
{
txtStudStreetAddress.Focus();
return;
}
if (!clsValidation.ValidateComboBox(cmbSuburbName))
{
return;
}
//if (!clsValidation.ValidateTextBox(txtStudPostCode))
//{
// txtStudPostCode.Focus();
// return;
//}
//if(!clsValidation.ValidateComboBox(cmbPostCode))
//{
// return;
//}
//if (!clsValidation.ValidateTextBoxForNumeric(cmbPostCode))
//{
// txtStudPostCode.Focus();
// return;
//}
if (!clsValidation.ValidatePostCode(cmbPostCode.Text))
{
return;
}
if (!clsValidation.ValidateTextBox(txtStudentPhoneNum))
{
txtStudentPhoneNum.Focus();
return;
}
if (!clsValidation.ValidatePhoneNumber(txtStudentPhoneNum))
{
txtStudentPhoneNum.Focus();
return;
}
if (!clsValidation.ValidateTextBox(txtStudentEmail))
{
txtStudentEmail.Focus();
return;
}
if (!clsValidation.ValidateEmail(txtStudentEmail))
{
txtStudentEmail.Focus();
return;
}
if (!clsValidation.ValidateComboBox(cmbCountryName))
{
return;
}
if (!clsValidation.ValidateRadioButton(rdbDisabilityYes, rdbDisabilityNo))
{
return;
}
#endregion
#region Radio buttons
string genderText = String.Empty;
if (rdbMale.Checked)
{
genderText = "M";
}
else if (rdbFemale.Checked)
{
genderText = "F";
}
if (rdbDisabilityYes.Checked == true)
{
txtDisabilityDescription.ReadOnly = false;
if (!clsValidation.ValidateTextBox(txtDisabilityDescription))
{
return;
}
}
if (rdbDisabilityNo.Checked == true)
{
txtDisabilityDescription.Text = String.Empty;
txtDisabilityDescription.ReadOnly = true;
}
string disabilityText = String.Empty;
if (rdbDisabilityYes.Checked)
{
disabilityText = "Yes";
}
else if (rdbDisabilityNo.Checked)
{
disabilityText = "No";
}
if (rdbDisabilityYes.Checked == true)
{
// txtDisabilityDescription.ReadOnly = false;
if (!clsValidation.ValidateTextBox(txtDisabilityDescription))
{
return;
}
}
if (rdbDisabilityNo.Checked == true)
{
txtDisabilityDescription.Text = String.Empty;
txtDisabilityDescription.ReadOnly = true;
}
#endregion
clsStudent objStudent = new clsStudent(txtStudentFirstName.Text,
txtStudentLastName.Text, genderText, dtpDateOfBirth.Value.ToString("yyyy-MM-dd"), txtStudStreetAddress.Text,
Convert.ToInt32(cmbSuburbID.Text), cmbPostCode.Text, txtStudentPhoneNum.Text, txtStudentEmail.Text,
Convert.ToInt32(cmbCountryID.Text), disabilityText, txtDisabilityDescription.Text);
objStudent.Add();
MessageBox.Show("Student record successfully added!");
objStudent.ViewAll(dgvStudent);
}
