private void DisposeValueAt(int index)
{
if (_list.Values[index] != null)
{
DataValue.DisposeNative(Manager, _list.DataTypes[index], _list.Values[index]);
}
}
/// <summary>This is a by-reference access of the value, changes made to the resulting DataValue will be refelected in the actual row.</summary>
public object this[int index]
{
get
{
#if USEDATATYPESINNATIVEROW
if (_row.DataTypes[index] is Schema.IScalarType)
#else
if (DataType.Columns[AIndex].DataType is Schema.IScalarType)
#endif
{ return(_row.Values[index]); }
return(FromNativeRow(Manager, DataType, _row, index));
}
set
{
if (_row.Values[index] != null)
#if USEDATATYPESINNATIVEROW
{ DataValue.DisposeNative(Manager, _row.DataTypes[index], _row.Values[index]); }
#else
{ DataValue.DisposeNative(Manager, DataType.Columns[AIndex].DataType, FRow.Values[AIndex]); }
#endif
IDataValue tempValue = value as IDataValue;
if (tempValue != null)
{
#if USEDATATYPESINNATIVEROW
_row.DataTypes[index] = tempValue.DataType;
#endif
_row.Values[index] = tempValue.CopyNative();
}
else if (value != null)
{
#if USEDATATYPESINNATIVEROW
if ((DataType.Columns[index].DataType.Equals(Manager.DataTypes.SystemGeneric)) || (DataType.Columns[index].DataType.Equals(Manager.DataTypes.SystemScalar)))
{
_row.DataTypes[index] = Manager.GetRuntimeType(value.GetType());
}
else
{
_row.DataTypes[index] = DataType.Columns[index].DataType;
}
_row.Values[index] = DataValue.CopyNative(Manager, _row.DataTypes[index], value);
#else
FRow.Values[AIndex] = DataValue.CopyNative(Manager, DataType.Columns[AIndex].DataType, value);
#endif
}
else
{
#if USEDATATYPESINNATIVEROW
_row.DataTypes[index] = DataType.Columns[index].DataType;
#endif
_row.Values[index] = null;
}
if (_row.ModifiedFlags != null)
{
_row.ModifiedFlags[index] = true;
}
}
}
public void ClearValue(int index)
{
if (_row.Values[index] != null)
{
if (ValuesOwned)
#if USEDATATYPESINNATIVEROW
{ DataValue.DisposeNative(Manager, _row.DataTypes[index], _row.Values[index]); }
#else
{ DataValue.DisposeNative(Manager, DataType.Columns[AIndex].DataType, FRow.Values[AIndex]); }
#endif
#if USEDATATYPESINNATIVEROW
_row.DataTypes[index] = DataType.Columns[index].DataType;
#endif
_row.Values[index] = null;
}
}
public void DisposeValue(IValueManager manager, object value)
{
DataValue.DisposeNative(manager, _listType.ElementType, value);
}
public void DisposeData(IValueManager manager, NativeRow data)
{
DataValue.DisposeNative(manager, DataRowType, data);
}
public void DisposeKey(IValueManager manager, NativeRow key)
{
DataValue.DisposeNative(manager, KeyRowType, key);
}