private void btnAdd_Click(object sender, RoutedEventArgs e)
{
//Course Name validation
if (clsValidation.ValidateForEmptiness(CmbCourses.Text) == false)
{
MessageBox.Show("Course name is required");
}
//Semester Name validation
else if (clsValidation.ValidateForEmptiness(CmbSemesters.Text) == false)
{
MessageBox.Show("Semester name is required");
}
//Campus Name validation
else if (clsValidation.ValidateForEmptiness(CmbCampuses.Text) == false)
{
MessageBox.Show("Campus name is required");
}
//Class Id validation
else if (clsValidation.ValidateForEmptiness(TxtClassId.Text) == false)
{
MessageBox.Show("Class id is required");
}
else if (clsValidation.ValidateForNumeric(TxtClassId.Text) == false)
{
MessageBox.Show("Class id is not a number");
}
else if (clsValidation.ValidateForLength(TxtClassId.Text, 5) == false)
{
MessageBox.Show("Class id is not 5 digits");
}
//Class Name validation
else if (clsValidation.ValidateForEmptiness(TxtClassName.Text) == false)
{
MessageBox.Show("Class name is required");
}
//Fee validation
else if (clsValidation.ValidateForEmptiness(TxtFee.Text) == false)
{
MessageBox.Show("Fee is required");
}
else
{
clsClass ObjClass =
new clsClass(int.Parse(TxtClassId.Text), TxtClassName.Text,
int.Parse(CmbCourses.SelectedValue.ToString()), int.Parse(CmbSemesters.SelectedValue.ToString()),
int.Parse(CmbCampuses.SelectedValue.ToString()), double.Parse(TxtFee.Text));
int classid = ObjClass.AddClass();
if (classid == -1)
{
MessageBox.Show("Can't add this class");
}
else
{
TxtClassId.Text = classid.ToString();
}
}
}
private void btnDelete_Click(object sender, RoutedEventArgs e)
{
//Class Id validation
if (clsValidation.ValidateForEmptiness(TxtClassId.Text) == false)
{
MessageBox.Show("Class id is required");
}
else if (clsValidation.ValidateForNumeric(TxtClassId.Text) == false)
{
MessageBox.Show("Class id is not a number");
}
else if (clsValidation.ValidateForLength(TxtClassId.Text, 5) == false)
{
MessageBox.Show("Class id is not 5 digits");
}
else
{
clsClass ObjClass = new clsClass(int.Parse(TxtClassId.Text));
ObjClass.DeleteClass();
}
}