CollectionUpdaterBase.OnInsert Method

[This is preliminary documentation and subject to change.]

Provides a placeholder for derived classes to implement validation logic when inserting an item into the associated collection.

[Visual Basic]
Overridable Public Sub OnInsert( _
   ByVal collection As CollectionBase, _
   ByVal index As Integer, _
   ByVal value As Object _
) _

Implements ICollectionUpdater.OnInsert

[C#]
public virtual void OnInsert(
   CollectionBase collection,
   int index,
   object value
);

Parameters

collection: The collection that is associated with this updater.
index: The index of the item being inserted into the collection.
value: The item being inserted into the collection.

Implements

ICollectionUpdater.OnInsert

Remarks

Note Always call this base class method in your derived classes.

Exceptions

Exception Type	Condition
ArgumentNullException	A a null reference (Nothing in Visual Basic) was passed as the collection argument value.

CollectionUpdaterBase.OnInsert Method

Parameters

Implements

Remarks

Exceptions

See Also