void SetTupleValueAndResetColumnSortingIfNeeded(ITuple tuple, int columnIndex, object newValue)
{
var oldValue = tuple.GetValue(columnIndex);
tuple.SetValue(columnIndex, newValue);
// Reset column sorting only if needed
// Using object.Equals to bypass unboxing
if (!object.Equals(oldValue, newValue))
{
SetColumnSorting(columnIndex, TableValueSortType.NONE);
}
}
protected override void UpdateViewsHolder(TTupleValueViewsHolder newOrRecycled)
{
object value;
if (_CurrentTuple == null) // data pending
{
value = null;
}
else
{
value = _CurrentTuple.GetValue(newOrRecycled.ItemIndex);
}
newOrRecycled.UpdateViews(value, _ColumnsProvider);
}
protected void AssertAreSame(ITuple source, ITuple target, int startIndex, int targetStartIndex, int count)
{
for (int i = 0; i < count; i++)
{
bool available = source.GetFieldState(i + startIndex).IsAvailable();
try {
Assert.AreEqual(available, target.GetFieldState(i + targetStartIndex).IsAvailable());
Assert.AreEqual(source.GetValue(i + startIndex), target.GetValue(i + targetStartIndex));
}
catch (AssertionException) {
Console.Out.WriteLine(string.Format("Tuple type: {0}", target.GetType().Name));
Console.Out.WriteLine(string.Format("Field Index: {0}", i));
Console.Out.WriteLine();
}
}
}