Code:
/ DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / xsp / System / Web / UI / WebControls / RoleGroupCollection.cs / 1 / RoleGroupCollection.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.UI.WebControls { using System.Collections; using System.ComponentModel; using System.Security.Permissions; using System.Security.Principal; using System.Drawing.Design; using System.Web.Security; ////// Collection of RoleGroups. /// [ Editor("System.Web.UI.Design.WebControls.RoleGroupCollectionEditor, " + AssemblyRef.SystemDesign, typeof(UITypeEditor)) ] [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] public sealed class RoleGroupCollection : CollectionBase { public RoleGroup this[int index] { get { return (RoleGroup)List[index]; } } public void Add(RoleGroup group) { List.Add(group); } public void CopyTo(RoleGroup[] array, int index) { List.CopyTo(array, index); } public bool Contains(RoleGroup group) { return List.Contains(group); } ////// The first RoleGroup that contains the user. /// public RoleGroup GetMatchingRoleGroup(IPrincipal user) { int index = GetMatchingRoleGroupInternal(user); if (index != -1) { return this[index]; } return null; } ////// Index of the first RoleGroup that contains the user. Internal because called from LoginView. /// internal int GetMatchingRoleGroupInternal(IPrincipal user) { if (user == null) { throw new ArgumentNullException("user"); } int i = 0; foreach (RoleGroup group in this) { if (group.ContainsUser(user)) { return i; } i++; } return -1; } public int IndexOf(RoleGroup group) { return List.IndexOf(group); } public void Insert(int index, RoleGroup group) { List.Insert(index, group); } protected override void OnValidate(object value) { base.OnValidate(value); if (!(value is RoleGroup)) { throw new ArgumentException(SR.GetString(SR.RoleGroupCollection_InvalidType), "value"); } } public void Remove(RoleGroup group) { int index = IndexOf(group); if (index >= 0) { List.RemoveAt(index); } } } }
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