mcs/class/System.Web/System.Web.UI.WebControls/RoleGroupCollection.cs

   1 //
   2 // System.Web.UI.WebControls.RoleGroupCollection class
   3 //
   4 // Author:
   5 //      Sebastien Pouliot  <sebastien@ximian.com>
   6 //
   7 // Copyright (C) 2005 Novell, Inc (http://www.novell.com)
   8 //
   9 // Permission is hereby granted, free of charge, to any person obtaining
  10 // a copy of this software and associated documentation files (the
  11 // "Software"), to deal in the Software without restriction, including
  12 // without limitation the rights to use, copy, modify, merge, publish,
  13 // distribute, sublicense, and/or sell copies of the Software, and to
  14 // permit persons to whom the Software is furnished to do so, subject to
  15 // the following conditions:
  16 //
  17 // The above copyright notice and this permission notice shall be
  18 // included in all copies or substantial portions of the Software.
  19 //
  20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  27 //
  28
  29
  30 using System.Collections;
  31 using System.ComponentModel;
  32 using System.Security.Permissions;
  33 using System.Security.Principal;
  34
  35 namespace System.Web.UI.WebControls
  36 {
  37         // CAS (no InheritanceDemand for sealed class)
  38         [AspNetHostingPermission (SecurityAction.LinkDemand, Level = AspNetHostingPermissionLevel.Minimal)]
  39         // attributes
  40         [Editor ("System.Web.UI.Design.WebControls.RoleGroupCollectionEditor, " + Consts.AssemblySystem_Design, "System.Drawing.Design.UITypeEditor, " + Consts.AssemblySystem_Drawing)]
  41         public sealed class RoleGroupCollection : CollectionBase
  42         {
  43                 public RoleGroupCollection ()
  44                 {
  45                 }
  46
  47
  48                 public RoleGroup this [int index] {
  49                         get { return (RoleGroup) List [index]; }
  50                 }
  51
  52
  53                 public void Add (RoleGroup group)
  54                 {
  55                         List.Add (group);
  56                 }
  57
  58                 public bool Contains (RoleGroup group)
  59                 {
  60                         return List.Contains (group);
  61                 }
  62
  63                 public void CopyTo (RoleGroup[] array, int index)
  64                 {
  65                         if (array == null)
  66                                 throw new ArgumentNullException ("array");
  67                         if (index < 0)
  68                                 throw new ArgumentException (Locale.GetText ("Negative index."), "index");
  69                         if (this.Count <= array.Length - index)
  70                                 throw new ArgumentException (Locale.GetText ("Destination isn't large enough to copy collection."), "array");
  71
  72                         for (int i=0; i < Count; i++)
  73                                 array [i + index] = this [i];
  74                 }
  75
  76                 public RoleGroup GetMatchingRoleGroup (IPrincipal user)
  77                 {
  78                         if (user == null)
  79                                 throw new ArgumentNullException ("user");
  80
  81                         if (Count > 0) {
  82                                 foreach (RoleGroup rg in this) {
  83                                         if (rg.ContainsUser (user))
  84                                                 return rg;
  85                                 }
  86                         }
  87                         return null;
  88                 }
  89
  90                 public int IndexOf (RoleGroup group)
  91                 {
  92                         return List.IndexOf (group);
  93                 }
  94
  95                 public void Insert (int index, RoleGroup group)
  96                 {
  97                         List.Insert (index, group);
  98                 }
  99
 100                 protected override void OnValidate (object value)
 101                 {
 102                         // LAMESPEC: undocumented
 103                         //
 104                         // What do we validate here?
 105                         base.OnValidate (value);
 106                 }
 107
 108                 public void Remove (RoleGroup group)
 109                 {
 110                         // note: checks required or we'll throw more exceptions :(
 111                         if (group != null) {
 112                                 if (Contains (group))
 113                                         List.Remove (group);
 114                         }
 115                 }
 116         }
 117 }
 118