35 lines
1.5 KiB
C#
35 lines
1.5 KiB
C#
//------------------------------------------------------------------------------
|
|
// <copyright file="ICancelAddNew.cs" company="Microsoft">
|
|
// Copyright (c) Microsoft Corporation. All rights reserved.
|
|
// </copyright>
|
|
//------------------------------------------------------------------------------
|
|
|
|
namespace System.ComponentModel {
|
|
|
|
using System;
|
|
|
|
/// <devdoc>
|
|
/// Interface implemented by a list that allows the addition of a new item
|
|
/// to be either cancelled or committed.
|
|
///
|
|
/// Note: In some scenarios, specifically Windows Forms complex data binding,
|
|
/// the list may recieve CancelNew or EndNew calls for items other than the
|
|
/// new item. These calls should be ignored, ie. the new item should only be
|
|
/// cancelled or committed when that item's index is specified.
|
|
/// </devdoc>
|
|
public interface ICancelAddNew
|
|
{
|
|
/// <devdoc>
|
|
/// If a new item has been added to the list, and <paramref name="itemIndex"/> is the position of that item,
|
|
/// then this method should remove it from the list and cancel the add operation.
|
|
/// </devdoc>
|
|
void CancelNew(int itemIndex);
|
|
|
|
/// <devdoc>
|
|
/// If a new item has been added to the list, and <paramref name="itemIndex"/> is the position of that item,
|
|
/// then this method should leave it in the list and complete the add operation.
|
|
/// </devdoc>
|
|
void EndNew(int itemIndex);
|
|
}
|
|
}
|