71 lines
2.4 KiB
C#
71 lines
2.4 KiB
C#
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//------------------------------------------------------------------------------
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// <copyright file="EditorPartCollection.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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public sealed class EditorPartCollection : ReadOnlyCollectionBase {
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public static readonly EditorPartCollection Empty = new EditorPartCollection();
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public EditorPartCollection() {
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}
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public EditorPartCollection(ICollection editorParts) {
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Initialize(null, editorParts);
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}
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public EditorPartCollection(EditorPartCollection existingEditorParts, ICollection editorParts) {
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Initialize(existingEditorParts, editorParts);
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}
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public EditorPart this[int index] {
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get {
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return (EditorPart) InnerList[index];
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}
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}
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internal int Add(EditorPart value) {
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return InnerList.Add(value);
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}
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public bool Contains(EditorPart editorPart) {
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return InnerList.Contains(editorPart);
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}
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public void CopyTo(EditorPart[] array, int index) {
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InnerList.CopyTo(array, index);
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}
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public int IndexOf(EditorPart editorPart) {
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return InnerList.IndexOf(editorPart);
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}
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private void Initialize(EditorPartCollection existingEditorParts, ICollection editorParts) {
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if (existingEditorParts != null) {
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foreach (EditorPart existingEditorPart in existingEditorParts) {
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// Don't need to check arg, since we know it is valid since it came
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// from an EditorPartCollection.
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InnerList.Add(existingEditorPart);
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}
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}
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if (editorParts != null) {
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foreach (object obj in editorParts) {
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if (obj == null) {
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throw new ArgumentException(SR.GetString(SR.Collection_CantAddNull), "editorParts");
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}
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if (!(obj is EditorPart)) {
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throw new ArgumentException(SR.GetString(SR.Collection_InvalidType, "EditorPart"), "editorParts");
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}
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InnerList.Add(obj);
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}
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}
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}
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}
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}
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