public IEnumerator GetEnumerator()
{
_arguments.AddSupportedCapabilities(DataSourceCapabilities.Page);
_arguments.AddSupportedCapabilities(DataSourceCapabilities.Sort);
_arguments.AddSupportedCapabilities(DataSourceCapabilities.RetrieveTotalRowCount);
EditableArrayList list = (EditableArrayList)_objectBinder.List;
_arguments.TotalRowCount = list.Count;
if (!string.IsNullOrEmpty(_arguments.SortExpression))
{
list = new EditableArrayList(list.ItemType, list.Count);
list.AddRange(_objectBinder.List);
list.SortEx(_arguments.SortExpression);
}
int start = _arguments.StartRowIndex >= 0? _arguments.StartRowIndex: 0;
int count = _arguments.MaximumRows > 0?
Math.Min(_arguments.MaximumRows, list.Count): list.Count;
for (int i = 0; i < count; i++)
{
object o = list[i + start];
yield return(o is ICustomTypeDescriptor? o: new ObjectHolder(o, _objectBinder));
}
}
public override object GetValue(object component)
{
object value = base.GetValue(component);
if (value == null)
{
return(value);
}
if (value is IBindingList && value is ITypedList)
{
return(value);
}
return(EditableArrayList.Adapter((IList)value));
}
protected override void Dispose(bool disposing)
{
if (_list != _empty)
{
_list.ListChanged -= ListChangedHandler;
if (_disposeList || (_isListCreatedInternally && _disposeCreatedList))
{
_list.Dispose();
}
}
_list = _empty;
base.Dispose(disposing);
}
private void TestList_CollectionChanged(object sender, NotifyCollectionChangedEventArgs e)
{
EditableArrayList array = sender as EditableArrayList;
Assert.IsNotNull(array);
if (e.Action != NotifyCollectionChangedAction.Reset)
{
Assert.That(array.IsDirty);
}
EditableTestObject o = (EditableTestObject)(e.NewItems != null? e.NewItems[0]:
e.OldItems != null ? e.OldItems[0]: null);
Console.WriteLine("CollectionChanged (ID:{3}). Type: {0}, OldIndex: {1}, NewIndex: {2}",
e.Action, e.OldStartingIndex, e.NewStartingIndex, o != null? o.ID: -1);
}
public EditableArrayListTest()
{
_testList = new EditableArrayList(typeof(EditableTestObject));
_testList.ListChanged += TestList_ListChanged;
}
