public IBEO this[BEOKey key]
{
get
{
foreach (IBEO beo in _List)
{
if (beo.Key.Equals(key))
{
return beo;
}
}
return null;
}
}
internal void AttachSource(BCO aBCO, int aRowIndex)
{
_BCO = aBCO;
_RowIndex = aRowIndex;
RegisterBusinessObject();
_BCO.Callback += bcoCallback;
//System.Diagnostics.Debug.WriteLine(String.Format("BEO.AttachSource() {0} {1}", aBCO.TableName, _RowIndex));
_isDeleted = _BCO.CheckDeleted(_RowIndex);
_isModified = _BCO.CheckModified(_RowIndex);
_isNew = _BCO.CheckAdded(_RowIndex);
_internalKey = Key;
}
public object Delete()
{
if (this.PreDelete())
{
_internalKey = Key;
_BCO.Delete(_RowIndex);
_isDeleted = true;
}
this.PostDelete();
return true;
}
public bool SetSourceValue(string aPropertyName, object aValue)
{
_isModified = true;
bool ret = _BCO.SetSourceValue(_RowIndex, aPropertyName, aValue);
PropertyDef def = _BCO.Properties.GetWithPropertyName(aPropertyName);
if (def == null)
throw new NullReferenceException("PropertyDef is null");
if (def.KeyType == KeyType.PrimaryKey)
{
_internalKey = Key;
}
return ret;
}
public object Save()
{
object ret = null;
if (this.Validate() && this.PreSave())
{
if (!_isDeleted)
_internalKey = Key;
ret = _BCO.Save();
_isModified = false;
_isNew = false;
this.PostSave();
}
return ret;
}
public RetrieveContext(string context, BEOKey key, IBEO user)
{
Context = context;
Key = key;
User = user;
}
public RetrieveContext(string context, BEOKey key)
: this(context, key, null)
{
}
public bool Equals(BEOKey key)
{
if (key.Count != this.Count)
return false;
var myCols = this.GetEnumerator();
var extCols = key.GetEnumerator();
while (myCols.MoveNext() && extCols.MoveNext())
{
if (!compare(myCols.Current, extCols.Current))
return false;
}
return true;
}
