public override bool CanExecute()
{
if (Project.UsesVersioning && Item1ID != Guid.Empty && Item2ID != Guid.Empty)
{
ExolutioVersionedObject item1 = (ExolutioVersionedObject)Project.TranslateComponent(Item1ID);
ExolutioVersionedObject item2 = (ExolutioVersionedObject)Project.TranslateComponent(Item2ID);
if (item1.Version != item2.Version &&
item1.GetType() == item2.GetType() &&
!item1.ExistsInVersion(item2.Version) &&
!item2.ExistsInVersion(item1.Version))
{
return(true);
}
}
return(false);
}
public virtual void Verify()
{
ExolutioVersionedObject verifiedElement = Component;
//if (this is ISubelementAditionChange)
//{
// verifiedElement = ((ISubelementAditionChange)this).ChangedSubelement;
//}
//else if (this is ISubelementRemovalChange)
//{
// verifiedElement = ((ISubelementRemovalChange)this).ChangedSubelement;
//}
//else
//{
// verifiedElement = Element;
//}
if (Category.IsAmong(EChangeCategory.Addition, EChangeCategory.Migratory, EChangeCategory.Sedentary))
{
Debug.Assert(NewVersion != null);
Debug.Assert(verifiedElement.GetInVersion(NewVersion) != null);
}
if (Category.IsAmong(EChangeCategory.Removal, EChangeCategory.Migratory, EChangeCategory.Sedentary))
{
Debug.Assert(OldVersion != null);
Debug.Assert(verifiedElement.ExistsInVersion(OldVersion));
}
if (Category == EChangeCategory.Addition)
{
Debug.Assert(NewVersion != null);
Debug.Assert(verifiedElement.GetInVersion(OldVersion) == null);
}
if (Category == EChangeCategory.Removal)
{
Debug.Assert(OldVersion != null);
Debug.Assert(verifiedElement.GetInVersion(NewVersion) == null);
}
}