public void UpdateInstructors(Instructor[] instructors)
{
using (ClassAdministrationEntityContext context = new ClassAdministrationEntityContext(BUTEClassAdministrationService.Properties.Resources.connectionString))
{
foreach (var instructor in instructors)
{
context.InstructorSet.ApplyChanges(instructor);
}
context.SaveChanges();
}
}
public InstructorViewModel(Instructor selectedInstructor)
{
ModifyableInstructor = selectedInstructor;
modify = true;
_instructor = new Instructor();
_instructor.clone(selectedInstructor);
insertInstructorWindow = new InsertInstructorWindow();
insertInstructorWindow.DataContext = this;
insertInstructorWindow.ShowDialog();
}
public InstructorViewModel()
{
modify = false;
_instructor = new Instructor();
Name = "";
Neptun = "";
Email = "";
insertInstructorWindow = new InsertInstructorWindow();
insertInstructorWindow.DataContext = this;
insertInstructorWindow.ShowDialog();
}
public void clone(Instructor src)
{
this.Name = src.Name;
this.Neptun = src.Neptun;
this.Email = src.Email;
}
private void FixupInstructor(Instructor previousValue)
{
if (IsDeserializing)
{
return;
}
if (previousValue != null && previousValue.Group.Contains(this))
{
previousValue.Group.Remove(this);
}
if (Instructor != null)
{
if (!Instructor.Group.Contains(this))
{
Instructor.Group.Add(this);
}
}
if (ChangeTracker.ChangeTrackingEnabled)
{
if (ChangeTracker.OriginalValues.ContainsKey("Instructor")
&& (ChangeTracker.OriginalValues["Instructor"] == Instructor))
{
ChangeTracker.OriginalValues.Remove("Instructor");
}
else
{
ChangeTracker.RecordOriginalValue("Instructor", previousValue);
}
if (Instructor != null && !Instructor.ChangeTracker.ChangeTrackingEnabled)
{
Instructor.StartTracking();
}
FixupInstructorKeys();
}
}