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