public void DeleteStudent(int id)
{
var db = new OOPCSEntities();
PM20553 student = db.PM20553.Find(id);
db.PM20553.Remove(student);
db.SaveChanges();
db.Dispose();
}
private void LoadAllStudents()
{
var source = Business.GetStudents();
StudentView[] list = new StudentView[source.Length];
for (int i = 0; i < list.Length; i++)
{
PM20553 obj = source[i];
list[i] = new StudentView(obj.id, obj.Code, obj.Name, !obj.Gender ? "male" : "female", obj.Hometown);
}
this.grdStudent.DataSource = list;
}
public void UpdateStudent(int id, string code, string name, bool gender, string hometown)
{
var db = new OOPCSEntities();
PM20553 student = db.PM20553.Find(id);
student.Code = code;
student.Name = name;
student.Gender = gender;
student.Hometown = hometown;
db.Entry(student).State = System.Data.Entity.EntityState.Modified;
db.SaveChanges();
db.Dispose();
}
public void CreateStudent(string name, string code, bool gender, string hometown)
{
var db = new OOPCSEntities();
PM20553 student = new PM20553();
student.Code = code;
student.Name = name;
student.Gender = gender;
student.Hometown = hometown;
db.PM20553.Add(student);
db.SaveChanges();
db.Dispose();
}
void UpdateStudentForm_Load(object sender, System.EventArgs e)
{
PM20553 obj = Business.GetStudent(id);
this.txtCode.Text = obj.Code;
this.txtName.Text = obj.Name;
if (!obj.Gender)
{
this.rdbMale.Checked = true;
}
else
{
this.rdbFemale.Checked = true;
}
this.rdbFemale.Text = obj.Hometown;
}