public void DBObjectInstantiation()
{
CheckDisposed();
// Putting persons in the UsageTypes doesn't really make sense, but for testing purposes
// it doesn't matter what we store there as long as it is derived from CmPossibility
CmPerson person = new CmPerson();
CmPossibility pos = new CmPossibility();
Cache.LangProject.LexDbOA.UsageTypesOA.PossibilitiesOS.Append(person);
Cache.LangProject.LexDbOA.UsageTypesOA.PossibilitiesOS.Append(pos);
int khvoAPossibiltyObject = pos.Hvo;
int khvoAPersonObject = person.Hvo;
Assert.AreEqual("CmPerson", CmPossibility.CreateFromDBObject(Cache, khvoAPersonObject).GetType().Name);
Assert.AreEqual("CmPossibility", CmPossibility.CreateFromDBObject(Cache, khvoAPossibiltyObject).GetType().Name);
// Now try it not assuming anything about the class type (use the method on CmObject)
// CmObject uses a different, less efficient method.
Assert.AreEqual("CmPerson", CmObject.CreateFromDBObject(Cache, khvoAPersonObject).GetType().Name);
// trying to turn a possibility into a person should throw an exception
CmPerson.CreateFromDBObject(Cache, khvoAPossibiltyObject);
}
public void ModifyVectors(LangProject lp)
{
//add a new item to an owned sequence attribute
CmAnthroItem a = (CmAnthroItem)lp.AnthroListOA.PossibilitiesOS.Append(new CmAnthroItem());
//add a new item to an owned collection attribute
CmOverlay overlay = (CmOverlay)lp.OverlaysOC.Add(new CmOverlay());
//add a new item to a reference collection attribute
CmPossibility position = (CmPossibility)lp.PositionsOA.PossibilitiesOS [0];
CmPerson person = (CmPerson)lp.PeopleOA.PossibilitiesOS[0];
person.PositionsRC.Add(position);
//move the last item in a sequence to the beginning
FdoOwnSeqVector positions = lp.PositionsOA.PossibilitiesOS;
position = (CmPossibility)positions[positions.Count - 1];
positions.InsertAt(position, 0);
//do the same, without instantiating the object we're moving
int hvo = positions.hvoArray[positions.Count - 1];
positions.InsertAt(hvo, 0);
}
/// <summary>
/// Create a new ICmPossibility instance with the given guid and owner.
/// It will be added to the end of the Possibilities list.
/// </summary>
ICmPerson ICmPersonFactory.Create(Guid guid, ICmPossibilityList owner)
{
if (owner == null)
throw new ArgumentNullException("owner");
int hvo = ((IDataReader)m_cache.ServiceLocator.GetInstance<IDataSetup>()).GetNextRealHvo();
int flid = m_cache.MetaDataCache.GetFieldId("CmPossibilityList", "Possibilities", false);
var retval = new CmPerson(m_cache, hvo, guid);
owner.PossibilitiesOS.Add(retval);
return retval;
}
