src/Tizen.NUI/src/internal/XamlBinding/Internals/NameScope.cs

   1 using System;
   2 using System.Collections.Generic;
   3 using System.ComponentModel;
   4 using System.Xml;
   5 using Tizen.NUI.Binding;
   6 using Tizen.NUI.Xaml;
   7
   8 namespace Tizen.NUI.Binding.Internals
   9 {
  10     internal class NameScope : INameScope
  11     {
  12         public static readonly BindableProperty NameScopeProperty = BindableProperty.CreateAttached("NameScope", typeof(INameScope), typeof(NameScope), default(INameScope));
  13
  14         readonly Dictionary<string, object> _names = new Dictionary<string, object>();
  15
  16         object INameScope.FindByName(string name)
  17         {
  18             if (_names.ContainsKey(name))
  19                 return _names[name];
  20             return null;
  21         }
  22
  23         void INameScope.RegisterName(string name, object scopedElement)
  24         {
  25             if (_names.ContainsKey(name))
  26                 throw new ArgumentException("An element with the same key already exists in NameScope", "name");
  27
  28             _names[name] = scopedElement;
  29         }
  30
  31         [Obsolete]
  32         void INameScope.RegisterName(string name, object scopedElement, IXmlLineInfo xmlLineInfo)
  33         {
  34             try
  35             {
  36                 ((INameScope)this).RegisterName(name, scopedElement);
  37             }
  38             catch (ArgumentException)
  39             {
  40                 throw new XamlParseException(string.Format("An element with the name \"{0}\" already exists in this NameScope", name), xmlLineInfo);
  41             }
  42         }
  43
  44         void INameScope.UnregisterName(string name)
  45         {
  46             _names.Remove(name);
  47         }
  48
  49         public static INameScope GetNameScope(BindableObject bindable)
  50         {
  51             return (INameScope)bindable.GetValue(NameScopeProperty);
  52         }
  53
  54         public static void SetNameScope(BindableObject bindable, INameScope value)
  55         {
  56             bindable.SetValue(NameScopeProperty, value);
  57         }
  58     }
  59 }