73 lines
2.6 KiB
C#
73 lines
2.6 KiB
C#
//------------------------------------------------------------------------------
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// <copyright file="WebPartDescriptionCollection.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.Web.UI.WebControls.WebParts {
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using System;
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using System.Collections;
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using System.Collections.Specialized;
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using System.ComponentModel;
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using System.Globalization;
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public sealed class WebPartDescriptionCollection : ReadOnlyCollectionBase {
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private HybridDictionary _ids;
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public WebPartDescriptionCollection() {
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}
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public WebPartDescriptionCollection(ICollection webPartDescriptions) {
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if (webPartDescriptions == null) {
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throw new ArgumentNullException("webPartDescriptions");
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}
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_ids = new HybridDictionary(webPartDescriptions.Count, true /* caseInsensitive */);
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foreach (object obj in webPartDescriptions) {
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if (obj == null) {
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throw new ArgumentException(SR.GetString(SR.Collection_CantAddNull), "webPartDescriptions");
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}
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WebPartDescription description = obj as WebPartDescription;
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if (description == null) {
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throw new ArgumentException(SR.GetString(SR.Collection_InvalidType, "WebPartDescription"),
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"webPartDescriptions");
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}
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string id = description.ID;
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if (!_ids.Contains(id)) {
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InnerList.Add(description);
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_ids.Add(id, description);
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}
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else {
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throw new ArgumentException(SR.GetString(SR.WebPart_Collection_DuplicateID, "WebPartDescription", id), "webPartDescriptions");
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}
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}
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}
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public bool Contains(WebPartDescription value) {
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return InnerList.Contains(value);
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}
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public int IndexOf(WebPartDescription value) {
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return InnerList.IndexOf(value);
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}
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public WebPartDescription this[int index] {
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get {
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return (WebPartDescription) InnerList[index];
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}
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}
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public WebPartDescription this[string id] {
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get {
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return ((_ids != null) ? (WebPartDescription)_ids[id] : null);
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}
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}
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public void CopyTo(WebPartDescription[] array, int index) {
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InnerList.CopyTo(array, index);
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}
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}
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}
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