C# Xaml.XamlMember类代码示例

		public XamlSetTypeConverterEventArgs (XamlMember member, TypeConverter typeConverter, object value, ITypeDescriptorContext serviceProvider, CultureInfo cultureInfo)
			: base (member, value)
		{
			CultureInfo = cultureInfo;
			ServiceProvider = serviceProvider;
			TypeConverter = typeConverter;
		}

 public XamlDomMember(XamlMember xamlMember)
 {
     _member = xamlMember;
     if (xamlMember != null)
     {
         _schemaContext = xamlMember.Type.SchemaContext;
     }
 }

 public XamlMemberInvoker(XamlMember member)
 {
     if (member == null)
     {
         throw new ArgumentNullException("member");
     }
     this._member = member;
 }

 private string LookupPrefix(XamlMember property)
 {
     string str;
     string prefix = this.xamlXmlWriter.LookupPrefix(property.GetXamlNamespaces(), out str);
     if ((prefix == null) && !this.meSettings.ContinueWritingWhenPrefixIsNotFound)
     {
         this.failed = true;
         return string.Empty;
     }
     return prefix;
 }

 private void CheckMemberForUniqueness(Node objectNode, XamlMember property)
 {
     if (!this.settings.AssumeValidInput)
     {
         if (objectNode.Members == null)
         {
             objectNode.Members = new XamlPropertySet();
         }
         else if (objectNode.Members.Contains(property))
         {
             throw new InvalidOperationException(System.Xaml.SR.Get("XamlMarkupExtensionWriterDuplicateMember", new object[] { property.Name }));
         }
         objectNode.Members.Add(property);
     }
 }

 private void AddDependencyForUnresolvedChildren(object childThatHasUnresolvedChildren, XamlMember property, object parentInstance, XamlType parentType, bool parentIsGotten, XamlSavedContext deferredMarkupExtensionContext)
 {
     if (((property != null) && property.IsDirective) && ((parentInstance == null) && (property != XamlLanguage.Key)))
     {
         List<string> result = new List<string>();
         this._nameFixupGraph.GetDependentNames(childThatHasUnresolvedChildren, result);
         string str = string.Join(", ", result.ToArray());
         throw this.WithLineInfo(new XamlObjectWriterException(System.Xaml.SR.Get("TransitiveForwardRefDirectives", new object[] { childThatHasUnresolvedChildren.GetType(), property, str })));
     }
     NameFixupToken token = this.GetTokenForUnresolvedChildren(childThatHasUnresolvedChildren, property, deferredMarkupExtensionContext);
     token.Target.Instance = parentInstance;
     token.Target.InstanceType = parentType;
     token.Target.InstanceWasGotten = parentIsGotten;
     this.PendCurrentFixupToken_SetValue(token);
 }

 internal void Set(XamlMember member)
 {
     if (FrameType != XamlStackFrameType.Object && FrameType != XamlStackFrameType.GetObject)
     {
         throw FxTrace.Exception.AsError(new InvalidOperationException(SR.UnexpectedXaml));
     }
     HashSet<XamlMember> setMembers = _isSet as HashSet<XamlMember>;
     if (setMembers == null)
     {
         setMembers = new HashSet<XamlMember>();
         _isSet = setMembers;
     }
     if (!setMembers.Contains(member))
     {
         setMembers.Add(member);
     }
 }

 private object Logic_PushAndPopAProvideValueStackFrame(ObjectWriterContext ctx, XamlMember prop, MarkupExtension me, bool useIRME)
 {
     XamlMember currentProperty = ctx.CurrentProperty;
     ctx.CurrentProperty = prop;
     ctx.PushScope();
     ctx.CurrentInstance = me;
     object obj2 = null;
     if (useIRME)
     {
         this.Logic_AssignProvidedValue(ctx);
     }
     else
     {
         obj2 = this.Runtime.CallProvideValue(me, ctx.ServiceProviderContext);
     }
     ctx.PopScope();
     ctx.CurrentProperty = currentProperty;
     return obj2;
 }

 private object Logic_CreateFromValue(ObjectWriterContext ctx, XamlValueConverter<TypeConverter> typeConverter, object value, XamlMember property, string targetName, IAddLineInfo lineInfo)
 {
     object obj3;
     try
     {
         obj3 = this.Runtime.CreateFromValue(ctx.ServiceProviderContext, typeConverter, value, property);
     }
     catch (Exception exception)
     {
         if (CriticalExceptions.IsCriticalException(exception))
         {
             throw;
         }
         string message = System.Xaml.SR.Get("TypeConverterFailed", new object[] { targetName, value });
         throw lineInfo.WithLineInfo(new XamlObjectWriterException(message, exception));
     }
     return obj3;
 }

 private void Logic_ApplyPropertyValue(ObjectWriterContext ctx, XamlMember prop, object value, bool onParent)
 {
     object inst = onParent ? ctx.ParentInstance : ctx.CurrentInstance;
     if (value is XData)
     {
         XData xData = value as XData;
         if (prop.Type.IsXData)
         {
             this.Runtime.SetXmlInstance(inst, prop, xData);
             return;
         }
         value = xData.Text;
     }
     this.SetValue(inst, prop, value);
     if (prop.IsDirective)
     {
         XamlMember aliasedProperty = (onParent ? ctx.ParentType : ctx.CurrentType).GetAliasedProperty(prop as XamlDirective);
         if ((prop != XamlLanguage.Key) && (aliasedProperty != null))
         {
             this.Logic_DuplicatePropertyCheck(ctx, aliasedProperty, onParent);
             object obj3 = this.Logic_CreateFromValue(ctx, aliasedProperty.TypeConverter, value, aliasedProperty, aliasedProperty.Name);
             this.SetValue(inst, aliasedProperty, obj3);
         }
         if (prop == XamlLanguage.Name)
         {
             if (inst == ctx.CurrentInstance)
             {
                 this.Logic_RegisterName_OnCurrent(ctx, (string) value);
             }
             else
             {
                 this.Logic_RegisterName_OnParent(ctx, (string) value);
             }
         }
         else if (prop == XamlLanguage.ConnectionId)
         {
             this.Logic_SetConnectionId(ctx, (int) value, inst);
         }
         else if (prop == XamlLanguage.Base)
         {
             this.Logic_CheckBaseUri(ctx, (string) value);
             ctx.BaseUri = new Uri((string) value);
             if (ctx.ParentInstance != null)
             {
                 this.Runtime.SetUriBase(ctx.ParentType, ctx.ParentInstance, ctx.BaseUri);
             }
         }
     }
 }

 private bool IsTextConstructionDirective(XamlMember xamlMember)
 {
     if (((xamlMember != XamlLanguage.Arguments) && (xamlMember != XamlLanguage.FactoryMethod)) && (xamlMember != XamlLanguage.PositionalParameters))
     {
         return (xamlMember == XamlLanguage.TypeArguments);
     }
     return true;
 }

 private bool IsDirectiveAllowedOnNullInstance(XamlMember xamlMember, XamlType xamlType)
 {
     return ((xamlMember == XamlLanguage.Key) || ((xamlMember == XamlLanguage.Uid) && (null == xamlType.GetAliasedProperty(XamlLanguage.Uid))));
 }

		void TestMemberCommon (XamlMember m, string name, Type type, Type declType, bool hasSetter)
		{
			Assert.IsNotNull (m, "#1");
			Assert.IsNotNull (m.DeclaringType, "#2");
			Assert.AreEqual (declType, m.DeclaringType.UnderlyingType, "#2-2");
			Assert.IsNotNull (m.Invoker, "#3");
			Assert.IsNotNull (m.Invoker.UnderlyingGetter, "#3-2");
			if (hasSetter)
				Assert.IsNotNull (m.Invoker.UnderlyingSetter, "#3-3");
			else
				Assert.IsNull (m.Invoker.UnderlyingSetter, "#3-3");
			Assert.IsFalse (m.IsUnknown, "#4");
			Assert.IsTrue (m.IsReadPublic, "#5");
			Assert.AreEqual (hasSetter, m.IsWritePublic, "#6");
			Assert.AreEqual (name, m.Name, "#7");
			Assert.IsTrue (m.IsNameValid, "#8");
			Assert.AreEqual (XamlLanguage.Xaml2006Namespace, m.PreferredXamlNamespace, "#9");
			// use declType here (mostly identical to targetType)
			Assert.AreEqual (new XamlType (declType, m.TargetType.SchemaContext), m.TargetType, "#10");
			Assert.IsNotNull (m.Type, "#11");
			Assert.AreEqual (type, m.Type.UnderlyingType, "#11-2");
			// Property.Type is a special case here.
			if (name == "Type" && m.DeclaringType != XamlLanguage.Property)
				Assert.AreEqual (m.Type.TypeConverter, m.TypeConverter, "#12");
			// String type is a special case here.
			if (type == typeof (string))
				Assert.AreEqual (m.Type.ValueSerializer, m.ValueSerializer, "#13a");
			else
				Assert.IsNull (m.ValueSerializer, "#13b");
			Assert.IsNull (m.DeferringLoader, "#14");
			Assert.IsNotNull (m.UnderlyingMember, "#15");
			Assert.AreEqual (!hasSetter, m.IsReadOnly, "#16");
			Assert.IsFalse (m.IsWriteOnly, "#17");
			Assert.IsFalse (m.IsAttachable, "#18");
			Assert.IsFalse (m.IsEvent, "#19");
			Assert.IsFalse (m.IsDirective, "#20");
			Assert.IsNotNull (m.DependsOn, "#21");
			Assert.AreEqual (0, m.DependsOn.Count, "#21-2");
			Assert.IsFalse (m.IsAmbient, "#22");
		}

		IEnumerable<XamlNodeInfo> GetNodes (XamlMember xm, XamlObject xobj)
		{
			return GetNodes (xm, xobj, null, false);
		}

		IEnumerable<XamlNodeInfo> GetItemsNodes (XamlMember xm, XamlObject xobj)
		{
			var obj = xobj.GetRawValue ();
			if (obj == null)
				yield break;
			var ie = xobj.Type.Invoker.GetItems (obj);
			while (ie.MoveNext ()) {
				var iobj = ie.Current;
				// If it is dictionary, then retrieve the key, and rewrite the item as the Value part.
				object ikey = null;
				if (xobj.Type.IsDictionary) {
					Type kvpType = iobj.GetType ();
					bool isNonGeneric = kvpType == typeof (DictionaryEntry);
					var kp = isNonGeneric ? null : kvpType.GetProperty ("Key");
					var vp = isNonGeneric ? null : kvpType.GetProperty ("Value");
					ikey = isNonGeneric ? ((DictionaryEntry) iobj).Key : kp.GetValue (iobj, null);
					iobj = isNonGeneric ? ((DictionaryEntry) iobj).Value : vp.GetValue (iobj, null);
				}

				var wobj = TypeExtensionMethods.GetExtensionWrapped (iobj);
				var xiobj = new XamlObject (GetType (wobj), wobj);
				if (ikey != null) {
					// Key member is written *inside* the item object.
					//
					// It is messy, but Key and Value are *sorted*. In most cases Key goes first, but for example PositionalParameters comes first.
					// To achieve this behavior, we compare XamlLanguage.Key and value's Member and returns in order. It's all nasty hack, but at least it could be achieved like this!

					var en = GetNodes (null, xiobj).ToArray ();
					yield return en [0]; // StartObject

					var xknm = new XamlNodeMember (xobj, XamlLanguage.Key);
					var nodes1 = en.Skip (1).Take (en.Length - 2);
					var nodes2 = GetKeyNodes (ikey, xobj.Type.KeyType, xknm);
					foreach (var xn in EnumerateMixingMember (nodes1, XamlLanguage.Key, nodes2))
						yield return xn;
					yield return en [en.Length - 1];
				}
				else
					foreach (var xn in GetNodes (null, xiobj))
						yield return xn;
			}
		}