mcs/class/Microsoft.JScript/Microsoft.JScript/VsaScriptScope.cs

   1 //
   2 // VsaScriptScope.cs:
   3 //
   4 // Author:
   5 //      Cesar Lopez Nataren (cesar@ciencias.unam.mx)
   6 //
   7 // (C) 2003, Cesar Lopez Nataren
   8 //
   9
  10 //
  11 // Permission is hereby granted, free of charge, to any person obtaining
  12 // a copy of this software and associated documentation files (the
  13 // "Software"), to deal in the Software without restriction, including
  14 // without limitation the rights to use, copy, modify, merge, publish,
  15 // distribute, sublicense, and/or sell copies of the Software, and to
  16 // permit persons to whom the Software is furnished to do so, subject to
  17 // the following conditions:
  18 //
  19 // The above copyright notice and this permission notice shall be
  20 // included in all copies or substantial portions of the Software.
  21 //
  22 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  23 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  24 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  25 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  26 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  27 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  28 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  29 //
  30
  31 using System;
  32 using System.Collections;
  33 using Microsoft.Vsa;
  34 using Microsoft.JScript.Vsa;
  35
  36 namespace Microsoft.JScript {
  37
  38         internal class VsaScriptScope : VsaItem, IVsaScriptScope {
  39
  40                 internal VsaScriptScope parent;
  41                 internal ArrayList items;
  42                 internal GlobalScope scope;
  43
  44                 internal VsaScriptScope (VsaEngine engine, string item_name, VsaScriptScope parent)
  45                         : base (engine, item_name, (VsaItemType) 0, VsaItemFlag.None)
  46                 {
  47                         this.parent = parent;
  48                         items = new ArrayList (8);
  49                 }
  50
  51                 public IVsaScriptScope Parent {
  52                         get { return (IVsaScriptScope) parent; }
  53                 }
  54
  55                 public IVsaItem AddItem (string item_name, VsaItemType type)
  56                 {
  57                         throw new NotImplementedException ();
  58                 }
  59
  60                 public IVsaItem GetItem (string item_name)
  61                 {
  62                         throw new NotImplementedException ();
  63                 }
  64
  65                 public void RemoveItem (string item_name)
  66                 {
  67                         throw new NotImplementedException ();
  68                 }
  69
  70                 public void RemoveItem (IVsaItem item)
  71                 {
  72                         throw new NotImplementedException ();
  73                 }
  74
  75                 public int GetItemCount ()
  76                 {
  77                         return items.Count;
  78                 }
  79
  80                 public IVsaItem GetItemAtIndex (int index)
  81                 {
  82                         return (IVsaItem) items [index];
  83                 }
  84
  85                 public void RemoveItemAtIndex (int index)
  86                 {
  87                         throw new NotImplementedException ();
  88                 }
  89
  90                 public object GetObject ()
  91                 {
  92                         if (scope == null)
  93                                 if (parent == null) {
  94                                         scope = new GlobalScope (null, engine);
  95                                 } else {
  96                                         scope = new GlobalScope ((GlobalScope) parent.GetObject (),
  97                                                                  engine, false);
  98                                 }
  99                         return scope;
 100                 }
 101
 102                 public IVsaItem CreateDynamicItem (string item_name, VsaItemType type)
 103                 {
 104                         throw new NotImplementedException ();
 105                 }
 106         }
 107 }