mcs/class/System.Web/System.Web.UI/DataBindingCollection.cs

   1 //
   2 // System.Web.UI.DataBindingCollection.cs
   3 //
   4 // Duncan Mak  (duncan@ximian.com)
   5 //
   6 // (C) Ximian, Inc.
   7 //
   8
   9 using System;
  10 using System.Collections;
  11
  12 namespace System.Web.UI {
  13
  14         public sealed class DataBindingCollection : ICollection, IEnumerable
  15         {
  16                 Hashtable list;
  17                 ArrayList removed;
  18
  19                 public DataBindingCollection ()
  20                 {
  21                         list = new Hashtable ();
  22                         removed = new ArrayList ();
  23                 }
  24
  25                 public int Count {
  26                         get { return list.Count; }
  27                 }
  28
  29                 public bool IsReadOnly {
  30                         get { return list.IsReadOnly; }
  31                 }
  32
  33                 public bool IsSynchronized {
  34                         get { return list.IsSynchronized; }
  35                 }
  36
  37                 public DataBinding this [string propertyName] {
  38                         get { return list [propertyName] as DataBinding; }
  39                 }
  40
  41                 public string [] RemovedBindings {
  42                         get { return (string []) removed.ToArray (typeof (string)); }
  43                 }
  44
  45                 public object SyncRoot {
  46                         get { return list.SyncRoot; }
  47                 }
  48
  49                 public void Add (DataBinding binding)
  50                 {
  51                         list.Add (binding.PropertyName, binding);
  52                 }
  53
  54                 public void Clear ()
  55                 {
  56                         list.Clear ();
  57                 }
  58
  59                 public void CopyTo (Array array, int index)
  60                 {
  61                         list.CopyTo (array, index);
  62                 }
  63
  64                 public IEnumerator GetEnumerator ()
  65                 {
  66                         return list.GetEnumerator ();
  67                 }
  68
  69                 public void Remove (DataBinding binding)
  70                 {
  71                         string key = binding.PropertyName;
  72                         Remove (key);
  73                 }
  74
  75                 public void Remove (string propertyName)
  76                 {
  77                         removed.Add (propertyName);
  78                         list.Remove (propertyName);
  79                 }
  80
  81                 public void Remove (string propertyName,
  82                                     bool addToRemovedList)
  83                 {
  84                         if (addToRemovedList)
  85                                 removed.Add (String.Empty); // LAMESPEC
  86                         else
  87                                 removed.Add (propertyName);
  88
  89                         list.Remove (propertyName);
  90                 }
  91         }
  92 }