public void DomainObject_RelationChanging(object sender, RelationChangingEventArgs args)
{
_states.Add(new RelationChangeState(sender, args.RelationEndPointDefinition.PropertyName, args.OldRelatedObject, args.NewRelatedObject));
if (_states.Count == _cancelEventNumber)
{
CancelOperation();
}
}
protected virtual void DomainObject_RelationChanging(object sender, RelationChangingEventArgs args)
{
_hasRelationChangingEventBeenCalled = true;
_changingRelationPropertyName = args.RelationEndPointDefinition.PropertyName;
_changingOldRelatedObject = args.OldRelatedObject;
_changingNewRelatedObject = args.NewRelatedObject;
VerifyTransaction();
if (_cancel)
{
CancelOperation();
}
}
protected override void DomainObject_RelationChanging(object sender, RelationChangingEventArgs args)
{
TestDomainBase domainObject = (TestDomainBase)sender;
changingObjectState = domainObject.State;
string changedProperty = args.RelationEndPointDefinition.PropertyName;
if (CardinalityType.One == domainObject.InternalDataContainer.ClassDefinition.GetRelationEndPointDefinition(changedProperty).Cardinality)
{
DomainObject relatedDomainObject = domainObject.GetRelatedObject(changedProperty);
changingRelatedObjects.Add(changedProperty, relatedDomainObject);
}
else
{
DomainObjectCollection relatedDomainObjectCollection = domainObject.GetRelatedObjects(changedProperty);
changingRelatedObjects.Add(changedProperty, relatedDomainObjectCollection.Clone(true));
}
base.DomainObject_RelationChanging(sender, args);
}
public abstract void RelationChanging(object sender, RelationChangingEventArgs args);
