private void mnuViewAll_Click(object sender, EventArgs e)
{
//passes the data grid view to the ViewAll function and refreshes the data grid view on the form
clsAssessment objAssessment = new clsAssessment();
objAssessment.ViewAll(dgvAssessment);
}
private void btnSearch_Click(object sender, EventArgs e)
{
if (!clsValidation.ValidateTextBoxForNumeric(txtAssessmentID))
{
txtAssessmentID.Focus();
return;
}
//creates an assessment object with only the id value
clsAssessment objAssessment = new clsAssessment(Convert.ToInt32(txtAssessmentID.Text));
//runs the search function for the created object
bool valid = objAssessment.Search();
//if an assessment was found in the Search function, then set the form elements to the supplied values
if (valid)
{
txtAssessmentName.Text = objAssessment.AssessmentName;
cmbUnitID.Text = objAssessment.UnitID.ToString();
cmbUnitName.Text = objAssessment.UnitName;
cmbTeacherID.Text = objAssessment.TeacherID.ToString();
cmbTeacherName.Text = objAssessment.TeacherFirstName + " " + objAssessment.TeacherLastName;
dtpStartDate.Value = DateTime.Parse(objAssessment.StartDate);
dtpDueDate.Value = DateTime.Parse(objAssessment.DueDate);
}
}
private void AssessmentForm_Load(object sender, EventArgs e)
{
//passes the comboboxes that need to be popluated from the database and passes the data grid view
//then runs the Load and ViewAll functions upon loading the form
clsAssessment objAssessment = new clsAssessment();
ComboBox[] cmb = new ComboBox[] { cmbUnitID, cmbUnitName, cmbTeacherID, cmbTeacherName };
objAssessment.Load(cmb);
objAssessment.ViewAll(dgvAssessment);
//loaded = true;
}
private void mnuUpdate_Click(object sender, EventArgs e)
{
#region Validation Area
if (!clsValidation.ValidateTextBoxForNumeric(txtAssessmentID))
{
txtAssessmentID.Focus();
return;
}
if (!clsValidation.ValidateComboBox(cmbUnitName))
{
return;
}
if (!clsValidation.ValidateComboBox(cmbTeacherName))
{
return;
}
if (!clsValidation.ValidateTextBox(txtAssessmentName))
{
txtAssessmentName.Focus();
return;
}
if (!clsValidation.ValidateDate(dtpStartDate))
{
return;
}
if (!clsValidation.ValidateDate(dtpDueDate))
{
return;
}
if (!clsValidation.ValidateDateStartVsEnd(dtpStartDate, dtpDueDate))
{
return;
}
#endregion
//create an assessment object with all values
clsAssessment objAssessment = new clsAssessment(Convert.ToInt32(txtAssessmentID.Text), txtAssessmentName.Text,
Convert.ToInt32(cmbUnitID.Text), Convert.ToInt32(cmbTeacherID.Text),
dtpStartDate.Value.ToString("yyyy-MM-dd"), dtpDueDate.Value.ToString("yyyy-MM-dd"));
//run the Update value for the created object
objAssessment.Update();
MessageBox.Show("Assessment successfully updated");
//refresh the data grid view
objAssessment.ViewAll(dgvAssessment);
}
private void mnuDelete_Click(object sender, EventArgs e)
{
if (!clsValidation.ValidateTextBoxForNumeric(txtAssessmentID))
{
txtAssessmentID.Focus();
return;
}
//create and assessment object with only the id
clsAssessment objAssessment = new clsAssessment(Convert.ToInt32(txtAssessmentID.Text));
//run the Delete function
objAssessment.Delete();
MessageBox.Show("Assessment successfully deleted");
//refresh the data grid view
objAssessment.ViewAll(dgvAssessment);
}
private void mnuAdd_Click(object sender, EventArgs e)
{
#region Validation Area
if (!clsValidation.ValidateComboBox(cmbUnitName))
{
return;
}
if (!clsValidation.ValidateComboBox(cmbTeacherName))
{
return;
}
if (!clsValidation.ValidateTextBox(txtAssessmentName))
{
txtAssessmentName.Focus();
return;
}
if (!clsValidation.ValidateForAlphabet(txtAssessmentName))
{
txtAssessmentName.Focus();
return;
}
if (!clsValidation.ValidateDate(dtpStartDate))
{
return;
}
if (!clsValidation.ValidateDate(dtpDueDate))
{
return;
}
if (!clsValidation.ValidateDateStartVsEnd(dtpStartDate, dtpDueDate))
{
return;
}
#endregion
//create an assessment object with the supplied values
clsAssessment objAssessment = new clsAssessment(txtAssessmentName.Text, Convert.ToInt32(cmbUnitID.Text),
Convert.ToInt32(cmbTeacherID.Text), dtpStartDate.Value.ToString("yyyy-MM-dd"),
dtpDueDate.Value.ToString("yyyy-MM-dd"));
//run the Add function for the object created
objAssessment.Add();
MessageBox.Show("Assessment successfully added");
//refresh the data grid view
objAssessment.ViewAll(dgvAssessment);
}
