C# Evaluation.EvaluationContext类代码示例

		public FieldReference (EvaluationContext ctx, TargetStructObject thisobj, TargetType type, TargetFieldInfo field): base (ctx)
		{
			this.type = type;
			this.field = field;
			if (!field.IsStatic)
				this.thisobj = thisobj;
		}

		public PropertyValueReference (EvaluationContext ctx, PropertyInfoMirror property, object obj, TypeMirror declaringType, Value[] indexerArgs): base (ctx)
		{
			this.property = property;
			this.obj = obj;
			this.declaringType = declaringType;
			this.indexerArgs = indexerArgs;
			flags = ObjectValueFlags.Property;
			if (property.GetSetMethod (true) == null)
				flags |= ObjectValueFlags.ReadOnly;
			MethodMirror getter = property.GetGetMethod (true);
			if (getter.IsStatic)
				flags |= ObjectValueFlags.Global;
			if (getter.IsPublic)
				flags |= ObjectValueFlags.Public;
			else if (getter.IsPrivate)
				flags |= ObjectValueFlags.Private;
			else if (getter.IsFamily)
				flags |= ObjectValueFlags.Protected;
			else if (getter.IsFamilyAndAssembly)
				flags |= ObjectValueFlags.Internal;
			else if (getter.IsFamilyOrAssembly)
				flags |= ObjectValueFlags.InternalProtected;
			if (property.DeclaringType.IsValueType)
				flags |= ObjectValueFlags.ReadOnly; // Setting property values on structs is not supported by sdb
		}

		public VariableReference (EvaluationContext ctx, CorValRef var, string name, DC.ObjectValueFlags flags)
			: base (ctx)
		{
			this.flags = flags;
			this.var = var;
			this.name = name;
		}

		static string Resolve (this ComposedType type, EvaluationContext ctx, List<object> args)
		{
			string name;

			if (type.HasNullableSpecifier) {
				args.Insert (0, type.BaseType.Resolve (ctx));
				name = "System.Nullable`1";
			} else {
				name = type.BaseType.Resolve (ctx, args);
			}

			if (type.PointerRank > 0)
				name += new string ('*', type.PointerRank);

			if (type.ArraySpecifiers.Count > 0) {
				foreach (var spec in type.ArraySpecifiers) {
					if (spec.Dimensions > 1)
						name += "[" + new string (',', spec.Dimensions - 1) + "]";
					else
						name += "[]";
				}
			}

			return name;
		}

		public TypeValueReference (EvaluationContext ctx, object type)
			: base (ctx)
		{
			this.type = type;
			fullName = ctx.Adapter.GetDisplayTypeName (ctx, type);
			name = GetTypeName (fullName);
		}

		public BaseTypeViewSource (EvaluationContext ctx, IObjectSource objectSource, object type, object obj)
		{
			this.ctx = ctx;
			this.type = type;
			this.obj = obj;
			this.objectSource = objectSource;
		}

		public VariableReference (EvaluationContext ctx, TargetVariable var, DC.ObjectValueFlags flags): base (ctx)
		{
			this.flags = flags;
			this.var = var;
			if (!var.CanWrite)
				flags |= DC.ObjectValueFlags.ReadOnly;
		}

		static ObjectValue CreateNode (EvaluationContext ctx, IObjectSource objectSource, object type, object obj, BindingFlags bindingFlags, string label)
		{
			FilteredMembersSource src = new FilteredMembersSource (ctx, objectSource, type, obj, bindingFlags);
			src.Connect ();
			ObjectValue val = ObjectValue.CreateObject (src, new ObjectPath (label), "", "", ObjectValueFlags.Group|ObjectValueFlags.ReadOnly|ObjectValueFlags.NoRefresh, null);
			val.ChildSelector = "";
			return val;
		}

		public FilteredMembersSource (EvaluationContext ctx, IObjectSource objectSource, object type, object obj, BindingFlags bindingFlags)
		{
			this.ctx = ctx;
			this.obj = obj;
			this.type = type;
			this.bindingFlags = bindingFlags;
			this.objectSource = objectSource;
		}

		public string TargetObjectToString (EvaluationContext ctx, object obj)
		{
			object res = ctx.Adapter.TargetObjectToObject (ctx, obj);
			if (res == null)
				return null;
			else
				return res.ToString ();
		}

		public static LiteralValueReference CreateObjectLiteral (EvaluationContext ctx, string name, object value)
		{
			LiteralValueReference val = new LiteralValueReference (ctx);
			val.name = name;
			val.objValue = value;
			val.objLiteral = true;
			return val;
		}

		public static ObjectValue CreateRawView (EvaluationContext ctx, IObjectSource objectSource, object obj)
		{
			RawViewSource src = new RawViewSource (ctx, objectSource, obj);
			src.Connect ();
			ObjectValue val = ObjectValue.CreateObject (src, new ObjectPath ("Raw View"), "", "", ObjectValueFlags.Group|ObjectValueFlags.ReadOnly|ObjectValueFlags.NoRefresh, null);
			val.ChildSelector = "";
			return val;
		}

		public virtual EvaluationResult ToExpression (EvaluationContext ctx, object obj)
		{
			if (obj == null)
				return new EvaluationResult ("null");
			else if (obj is IntPtr) {
				IntPtr p = (IntPtr) obj;
				return new EvaluationResult ("0x" + p.ToInt64 ().ToString ("x"));
			} else if (obj is char) {
				char c = (char) obj;
				string str;
				if (c == '\'')
					str = @"'\''";
				else if (c == '"')
					str = "'\"'";
				else
					str = EscapeString ("'" + c + "'");
				return new EvaluationResult (str, ((int) c) + " " + str);
			}
			else if (obj is string) {
				string val = "\"" + EscapeString ((string) obj) + "\"";
				string display = val;
				
				if (val.Length > EllipsizeLength + 2)
					display = "\"" + EscapeString ((string) obj, EllipsizeLength) + "\"";
				
				return new EvaluationResult (val, display);
			} else if (obj is bool)
				return new EvaluationResult (((bool)obj) ? "true" : "false");
			else if (obj is decimal)
				return new EvaluationResult (((decimal)obj).ToString (System.Globalization.CultureInfo.InvariantCulture));
			else if (obj is EvaluationResult)
				return (EvaluationResult) obj;
			
			if (ctx.Options.IntegerDisplayFormat == IntegerDisplayFormat.Hexadecimal) {
				string fval = null;
				if (obj is sbyte)
					fval = ((sbyte)obj).ToString ("x2");
				else if (obj is int)
					fval = ((int)obj).ToString ("x4");
				else if (obj is short)
					fval = ((short)obj).ToString ("x8");
				else if (obj is long)
					fval = ((long)obj).ToString ("x16");
				else if (obj is byte)
					fval = ((byte)obj).ToString ("x2");
				else if (obj is uint)
					fval = ((uint)obj).ToString ("x4");
				else if (obj is ushort)
					fval = ((ushort)obj).ToString ("x8");
				else if (obj is ulong)
					fval = ((ulong)obj).ToString ("x16");
				
				if (fval != null)
					return new EvaluationResult ("0x" + fval);
			}
			
			return new EvaluationResult (obj.ToString ());
		}

		public PropertyValueReference (EvaluationContext ctx, PropertyInfoMirror property, object obj, TypeMirror declaringType, MethodMirror getter, Value[] indexerArgs): base (ctx)
		{
			this.property = property;
			this.obj = obj;
			this.declaringType = declaringType;
			this.indexerArgs = indexerArgs;
			
			flags = GetFlags (property, getter);
		}

		public ObjectValue CreateObjectValue (EvaluationContext ctx, IObjectValueSource source, ObjectPath path, object obj, ObjectValueFlags flags)
		{
			try {
				return CreateObjectValueImpl (ctx, source, path, obj, flags);
			} catch (Exception ex) {
				ctx.WriteDebuggerError (ex);
				return ObjectValue.CreateFatalError (path.LastName, ex.Message, flags);
			}
		}