public void Update(int id, TEntity obj)
{
TEntity entity = GetById(id);
if (entity != null)
{
_context.Entry(entity).CurrentValues.SetValues(obj);
}
_context.Entry(entity).State = EntityState.Modified;
_context.SaveChanges();
}
private void SaveRecordButton_Click(object sender, EventArgs e)
{
Student student = new Student();
student.StudentId = StudentId;
student.FullName = FullNameTextBox.Text;
student.Email = EmailTextBox.Text;
student.Mobile = MobileTextBox.Text;
student.Phone = PhoneTextBox.Text;
student.Gender = GetGender();
student.CSharp = CSharpCheckBox.Checked;
student.VBNET = VBNETCheckBox.Checked;
student.HTML = HtmlCheckBox.Checked;
student.Photoshop = PhotoshopCheckBox.Checked;
student.Notes = NotesTextBox.Text;
if (!this.IsUpdate)
{
using (StudentsManagerContext db = new StudentsManagerContext())
{
db.Students.Add(student);
db.SaveChanges();
}
MessageBox.Show("Student record is added to the system.", "Success", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
else
{
using (StudentsManagerContext db = new StudentsManagerContext())
{
db.Entry(student).State = System.Data.Entity.EntityState.Modified;
db.SaveChanges();
MessageBox.Show("Student record is updated.", "Success", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
this.Close();
}