public static void RollBack(this DataContext dataContext)
{
ChangeSet pendingChanges = dataContext.GetChangeSet();
foreach (var insertion in pendingChanges.Inserts)
{
dataContext.GetTable(insertion.GetType()).InsertOnSubmit(insertion);
}
foreach (var deletion in pendingChanges.Deletes)
{
dataContext.GetTable(deletion.GetType()).DeleteOnSubmit(deletion);
}
foreach (var update in pendingChanges.Updates)
{
dataContext.Refresh(RefreshMode.OverwriteCurrentValues, update);
IPropertyChangedNotifier updateNotify = update as IPropertyChangedNotifier;
foreach (PropertyInfo propertyInfo in update.GetType().GetProperties())
{
updateNotify.NotifyPropertyChanged(propertyInfo.Name);
}
}
}
protected override void OnExit(IInvocation invocation)
{
IPropertyChangedNotifier propertyChangedNotifier = invocation.Proxy as IPropertyChangedNotifier;
if (propertyChangedNotifier != null)
{
string propertyName = invocation.Member.Name;
MyClass_b.States.Add(StateTypes.Notify);
propertyChangedNotifier.OnPropertyChanged(invocation.Proxy, propertyName);
}
}
