Imported Upstream version 4.0.0~alpha1

Former-commit-id: 806294f5ded97629b74c85c09952f2a74fe182d9

external/referencesource/System.WorkflowServices/System/Workflow/Activities/ChannelToken.cs

@@ -0,0 +1,289 @@
+//------------------------------------------------------------
+// Copyright (c) Microsoft Corporation.  All rights reserved.
+//------------------------------------------------------------
+
+namespace System.Workflow.Activities
+{
+    using System;
+    using System.Collections;
+    using System.Collections.Generic;
+    using System.Collections.Specialized;
+    using System.ComponentModel;
+    using System.ComponentModel.Design;
+    using System.ComponentModel.Design.Serialization;
+    using System.Diagnostics.CodeAnalysis;
+    using System.ServiceModel;
+    using System.ServiceModel.Channels;
+    using System.ServiceModel.Dispatcher;
+    using System.Workflow.ComponentModel;
+    using System.Workflow.ComponentModel.Design;
+    using System.Workflow.ComponentModel.Serialization;
+    using System.Xml;
+
+    [DesignerSerializer(typeof(DependencyObjectCodeDomSerializer), typeof(CodeDomSerializer))]
+    [TypeConverter(typeof(ChannelTokenTypeConverter))]
+    [Obsolete("The System.Workflow.* types are deprecated.  Instead, please use the new types from System.Activities.*")]
+    public sealed class ChannelToken : DependencyObject, IPropertyValueProvider
+    {
+        [SuppressMessage("Microsoft.Security", "CA2104:DoNotDeclareReadOnlyMutableReferenceTypes")]
+        internal static readonly DependencyProperty EndpointNameProperty =
+            DependencyProperty.Register("EndpointName",
+            typeof(string),
+            typeof(ChannelToken),
+            new PropertyMetadata(null));
+
+        [SuppressMessage("Microsoft.Security", "CA2104:DoNotDeclareReadOnlyMutableReferenceTypes")]
+        internal static readonly DependencyProperty NameProperty =
+            DependencyProperty.Register("Name",
+            typeof(string),
+            typeof(ChannelToken),
+            new PropertyMetadata(null, DependencyPropertyOptions.Metadata,
+            new Attribute[] { new BrowsableAttribute(false) }));
+
+        [SuppressMessage("Microsoft.Security", "CA2104:DoNotDeclareReadOnlyMutableReferenceTypes")]
+        internal static readonly DependencyProperty OwnerActivityNameProperty =
+            DependencyProperty.Register("OwnerActivityName",
+            typeof(string),
+            typeof(ChannelToken),
+            new PropertyMetadata(null, DependencyPropertyOptions.Metadata,
+            new Attribute[] { new TypeConverterAttribute(typeof(PropertyValueProviderTypeConverter)) }));
+
+        public ChannelToken()
+        {
+        }
+
+        internal ChannelToken(string name)
+        {
+            this.Name = name;
+        }
+
+        [DefaultValue(null)]
+        [SR2Description(SR2DescriptionAttribute.ChannelToken_EndpointName_Description)]
+        public string EndpointName
+        {
+            get
+            {
+                return (string) GetValue(EndpointNameProperty);
+            }
+
+            set
+            {
+                SetValue(EndpointNameProperty, value);
+            }
+        }
+
+        [Browsable(false)]
+        [DefaultValue(null)]
+        [SR2Description(SR2DescriptionAttribute.ChannelToken_Name_Description)]
+        public string Name
+        {
+            get
+            {
+                return (string) GetValue(NameProperty);
+            }
+            set
+            {
+                SetValue(NameProperty, value);
+            }
+        }
+
+        [DefaultValue(null)]
+        [TypeConverter(typeof(PropertyValueProviderTypeConverter))]
+        [SR2Description(SR2DescriptionAttribute.ChannelToken_OwnerActivityName_Description)]
+        public string OwnerActivityName
+        {
+            get
+            {
+                return (string) GetValue(OwnerActivityNameProperty);
+            }
+
+            set
+            {
+                SetValue(OwnerActivityNameProperty, value);
+            }
+        }
+
+        ICollection IPropertyValueProvider.GetPropertyValues(ITypeDescriptorContext context)
+        {
+            StringCollection names = new StringCollection();
+
+            if (string.Equals(context.PropertyDescriptor.Name, "OwnerActivityName", StringComparison.Ordinal))
+            {
+                ISelectionService selectionService = context.GetService(typeof(ISelectionService)) as ISelectionService;
+                if (selectionService != null && selectionService.SelectionCount == 1 && selectionService.PrimarySelection is Activity)
+                {
+                    // add empty string as an option
+                    //
+                    names.Add(string.Empty);
+
+                    Activity currentActivity = selectionService.PrimarySelection as Activity;
+
+                    foreach (Activity activity in GetEnclosingCompositeActivities(currentActivity))
+                    {
+                        string activityId = activity.QualifiedName;
+                        if (!names.Contains(activityId))
+                        {
+                            names.Add(activityId);
+                        }
+                    }
+                }
+            }
+            return names;
+        }
+
+        internal static LogicalChannel GetLogicalChannel(Activity activity,
+            ChannelToken endpoint,
+            Type contractType)
+        {
+            if (activity == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("activity");
+            }
+            if (endpoint == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("endpoint");
+            }
+            if (contractType == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("contractType");
+            }
+
+            return GetLogicalChannel(activity, endpoint.Name, endpoint.OwnerActivityName, contractType);
+        }
+
+        internal static LogicalChannel GetLogicalChannel(Activity activity,
+            string name,
+            string ownerActivityName,
+            Type contractType)
+        {
+            if (activity == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("activity");
+            }
+            if (string.IsNullOrEmpty(name))
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument("name",
+                    SR2.GetString(SR2.Error_ArgumentValueNullOrEmptyString));
+            }
+            if (contractType == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("contractType");
+            }
+
+            Activity contextActivity = activity.ContextActivity;
+            Activity owner = null;
+
+            if (contextActivity == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(
+                    new InvalidOperationException(SR2.GetString(SR2.Error_ContextOwnerActivityMissing)));
+            }
+
+            if (string.IsNullOrEmpty(ownerActivityName))
+            {
+                owner = contextActivity.RootActivity;
+            }
+            else
+            {
+                while (contextActivity != null)
+                {
+                    owner = contextActivity.GetActivityByName(ownerActivityName, true);
+                    if (owner != null)
+                    {
+                        break;
+                    }
+
+                    contextActivity = contextActivity.Parent;
+                    if (contextActivity != null)
+                    {
+                        contextActivity = contextActivity.ContextActivity;
+                    }
+                }
+            }
+
+            if (owner == null && !string.IsNullOrEmpty(ownerActivityName))
+            {
+                owner = Helpers.ParseActivityForBind(activity, ownerActivityName);
+            }
+
+            if (owner == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(
+                    new InvalidOperationException(SR2.GetString(SR2.Error_ContextOwnerActivityMissing)));
+            }
+
+            LogicalChannel logicalChannel = null;
+
+            LogicalChannelCollection collection =
+                owner.GetValue(LogicalChannelCollection.LogicalChannelCollectionProperty) as LogicalChannelCollection;
+            if (collection == null)
+            {
+                collection = new LogicalChannelCollection();
+                owner.SetValue(LogicalChannelCollection.LogicalChannelCollectionProperty, collection);
+
+                logicalChannel = new LogicalChannel(name, contractType);
+                collection.Add(logicalChannel);
+            }
+            else if (!collection.Contains(name))
+            {
+                logicalChannel = new LogicalChannel(name, contractType);
+                collection.Add(logicalChannel);
+            }
+            else
+            {
+                logicalChannel = collection[name];
+            }
+
+            if (logicalChannel.ContractType != contractType)
+            {
+                logicalChannel = null;
+            }
+
+            return logicalChannel;
+        }
+
+        internal static LogicalChannel Register(Activity activity,
+            ChannelToken endpoint,
+            Type contractType)
+        {
+            if (activity == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("activity");
+            }
+            if (endpoint == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("endpoint");
+            }
+            if (contractType == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("contractType");
+            }
+
+            LogicalChannel logicalChannel = GetLogicalChannel(activity, endpoint, contractType);
+            if (logicalChannel == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(
+                    new InvalidOperationException(SR2.GetString(SR2.Error_FailedToRegisterChannel, endpoint.Name)));
+            }
+
+            return logicalChannel;
+        }
+
+        private static IEnumerable GetEnclosingCompositeActivities(Activity startActivity)
+        {
+            Activity currentActivity = null;
+            Stack<Activity> activityStack = new Stack<Activity>();
+            activityStack.Push(startActivity);
+
+            while ((currentActivity = activityStack.Pop()) != null)
+            {
+                if (currentActivity.Enabled)
+                {
+                    yield return currentActivity;
+                }
+                activityStack.Push(currentActivity.Parent);
+            }
+            yield break;
+        }
+    }
+}

external/referencesource/System.WorkflowServices/System/Workflow/Activities/ChannelTokenTypeConverter.cs

@@ -0,0 +1,174 @@
+//----------------------------------------------------------------
+// Copyright (c) Microsoft Corporation.  All rights reserved.
+//----------------------------------------------------------------
+namespace System.Workflow.Activities
+{
+    using System;
+    using System.Xml;
+    using System.ComponentModel;
+    using System.ComponentModel.Design;
+    using System.ComponentModel.Design.Serialization;
+    using System.Reflection;
+    using System.Collections;
+    using System.Collections.Generic;
+    using System.Collections.Specialized;
+    using System.Diagnostics;
+    using System.Runtime.Serialization;
+    using System.Workflow.ComponentModel;
+    using System.Workflow.ComponentModel.Design;
+    using System.Workflow.ComponentModel.Serialization;
+    using System.Workflow.Runtime;
+    using System.Globalization;
+
+    internal sealed class ChannelTokenTypeConverter : ExpandableObjectConverter
+    {
+        public override bool CanConvertFrom(ITypeDescriptorContext context, Type sourceType)
+        {
+            return (sourceType == typeof(string));
+        }
+
+        public override bool CanConvertTo(ITypeDescriptorContext context, Type destinationType)
+        {
+            return (destinationType == typeof(string));
+        }
+
+        public override object ConvertFrom(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value)
+        {
+            object convertedValue = null;
+            string endpointName = value as String;
+            if (!String.IsNullOrEmpty(endpointName))
+            {
+                foreach (object obj in GetStandardValues(context))
+                {
+                    ChannelToken endpoint = obj as ChannelToken;
+                    if (endpoint != null && endpoint.Name == endpointName)
+                    {
+                        convertedValue = endpoint;
+                        break;
+                    }
+                }
+
+                if (convertedValue == null)
+                {
+                    convertedValue = new ChannelToken(endpointName);
+                }
+            }
+
+            return convertedValue;
+        }
+
+        public override object ConvertTo(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value, Type destinationType)
+        {
+            object convertedValue = null;
+            ChannelToken endpoint = value as ChannelToken;
+            if (destinationType == typeof(string) && endpoint != null)
+            {
+                convertedValue = endpoint.Name;
+            }
+            return convertedValue;
+        }
+
+        public override PropertyDescriptorCollection GetProperties(ITypeDescriptorContext context, object value, Attribute[] attributes)
+        {
+            PropertyDescriptorCollection properties = base.GetProperties(context, value, attributes);
+            ArrayList props = new ArrayList(properties);
+            return new PropertyDescriptorCollection((PropertyDescriptor[]) props.ToArray(typeof(PropertyDescriptor)));
+        }
+
+        public override StandardValuesCollection GetStandardValues(ITypeDescriptorContext context)
+        {
+            ArrayList values = new ArrayList();
+            Activity activity = context.Instance as Activity;
+            if (activity != null)
+            {
+                foreach (Activity preceedingActivity in GetPreceedingActivities(activity))
+                {
+                    PropertyDescriptor endpointProperty = TypeDescriptor.GetProperties(preceedingActivity)["ChannelToken"] as PropertyDescriptor;
+                    if (endpointProperty != null)
+                    {
+                        ChannelToken endpoint = endpointProperty.GetValue(preceedingActivity) as ChannelToken;
+                        if (endpoint != null && !values.Contains(endpoint))
+                        {
+                            values.Add(endpoint);
+                        }
+                    }
+                }
+            }
+            return new StandardValuesCollection(values);
+        }
+
+        public override bool GetStandardValuesExclusive(ITypeDescriptorContext context)
+        {
+            return false;
+        }
+
+        public override bool GetStandardValuesSupported(ITypeDescriptorContext context)
+        {
+            return true;
+        }
+
+        private IEnumerable GetContainedActivities(CompositeActivity activity)
+        {
+            if (!activity.Enabled)
+            {
+                yield break;
+            }
+
+            foreach (Activity containedActivity in activity.Activities)
+            {
+                if (containedActivity.Enabled)
+                {
+                    yield return containedActivity;
+
+                    if (containedActivity is CompositeActivity)
+                    {
+                        foreach (Activity nestedActivity in GetContainedActivities((CompositeActivity) containedActivity))
+                        {
+                            if (nestedActivity.Enabled)
+                            {
+                                yield return nestedActivity;
+                            }
+                        }
+                    }
+                }
+            }
+            yield break;
+        }
+
+        private IEnumerable GetPreceedingActivities(Activity startActivity)
+        {
+            Activity currentActivity = null;
+            Stack<Activity> activityStack = new Stack<Activity>();
+            activityStack.Push(startActivity);
+
+            while ((currentActivity = activityStack.Pop()) != null)
+            {
+                if (currentActivity.Parent != null)
+                {
+                    foreach (Activity siblingActivity in currentActivity.Parent.Activities)
+                    {
+                        if (siblingActivity == currentActivity)
+                        {
+                            continue;
+                        }
+
+                        if (siblingActivity.Enabled)
+                        {
+                            yield return siblingActivity;
+
+                            if (siblingActivity is CompositeActivity)
+                            {
+                                foreach (Activity containedActivity in GetContainedActivities((CompositeActivity) siblingActivity))
+                                {
+                                    yield return containedActivity;
+                                }
+                            }
+                        }
+                    }
+                }
+                activityStack.Push(currentActivity.Parent);
+            }
+            yield break;
+        }
+    }
+}

external/referencesource/System.WorkflowServices/System/Workflow/Activities/ContextToken.cs

@@ -0,0 +1,396 @@
+//------------------------------------------------------------
+// Copyright (c) Microsoft Corporation.  All rights reserved.
+//------------------------------------------------------------
+
+namespace System.Workflow.Activities
+{
+    using System;
+    using System.Collections;
+    using System.Collections.Generic;
+    using System.Collections.Specialized;
+    using System.ComponentModel;
+    using System.ComponentModel.Design;
+    using System.ComponentModel.Design.Serialization;
+    using System.Diagnostics.CodeAnalysis;
+    using System.ServiceModel;
+    using System.ServiceModel.Channels;
+    using System.ServiceModel.Dispatcher;
+    using System.Workflow.ComponentModel;
+    using System.Workflow.ComponentModel.Design;
+    using System.Workflow.ComponentModel.Serialization;
+    using System.Xml;
+
+    [DesignerSerializer(typeof(DependencyObjectCodeDomSerializer), typeof(CodeDomSerializer))]
+    [Obsolete("The System.Workflow.* types are deprecated.  Instead, please use the new types from System.Activities.*")]
+    public sealed class ContextToken : DependencyObject, IPropertyValueProvider
+    {
+        public const string RootContextName = "(RootContext)";
+
+        [SuppressMessage("Microsoft.Security", "CA2104:DoNotDeclareReadOnlyMutableReferenceTypes")]
+        internal static readonly DependencyProperty NameProperty =
+            DependencyProperty.Register("Name",
+            typeof(string),
+            typeof(ContextToken),
+            new PropertyMetadata(null,
+            DependencyPropertyOptions.Metadata,
+            new Attribute[] { new BrowsableAttribute(false) }));
+
+        [SuppressMessage("Microsoft.Security", "CA2104:DoNotDeclareReadOnlyMutableReferenceTypes")]
+        internal static readonly DependencyProperty OwnerActivityNameProperty =
+            DependencyProperty.Register("OwnerActivityName",
+            typeof(string),
+            typeof(ContextToken),
+            new PropertyMetadata(null,
+            DependencyPropertyOptions.Metadata,
+            new Attribute[] { new TypeConverterAttribute(typeof(PropertyValueProviderTypeConverter)) }));
+
+        public ContextToken()
+        {
+            this.Name = ContextToken.RootContextName;
+        }
+
+        public ContextToken(string name)
+        {
+            if (string.IsNullOrEmpty(name))
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument("name",
+                    SR2.GetString(SR2.Error_ArgumentValueNullOrEmptyString));
+            }
+            this.Name = name;
+        }
+
+        [Browsable(false)]
+        [DefaultValue(null)]
+        [SR2Description(SR2DescriptionAttribute.ContextToken_Name_Description)]
+        public string Name
+        {
+            get
+            {
+                return (string) GetValue(NameProperty);
+            }
+            set
+            {
+                SetValue(NameProperty, value);
+            }
+        }
+
+        [DefaultValue(null)]
+        [TypeConverter(typeof(PropertyValueProviderTypeConverter))]
+        [SR2Description(SR2DescriptionAttribute.ContextToken_OwnerActivityName_Description)]
+        public string OwnerActivityName
+        {
+            get
+            {
+                return (string) GetValue(OwnerActivityNameProperty);
+            }
+
+            set
+            {
+                SetValue(OwnerActivityNameProperty, value);
+            }
+        }
+
+        internal bool IsRootContext
+        {
+            get
+            {
+                if (!string.IsNullOrEmpty(this.OwnerActivityName))
+                {
+                    return false;
+                }
+                if (string.Compare(this.Name, ContextToken.RootContextName, StringComparison.Ordinal) != 0)
+                {
+                    return false;
+                }
+                return true;
+            }
+        }
+
+        ICollection IPropertyValueProvider.GetPropertyValues(ITypeDescriptorContext context)
+        {
+            StringCollection names = new StringCollection();
+
+            if (string.Equals(context.PropertyDescriptor.Name, "OwnerActivityName", StringComparison.Ordinal))
+            {
+                ISelectionService selectionService = context.GetService(typeof(ISelectionService)) as ISelectionService;
+                if (selectionService != null && selectionService.SelectionCount == 1 && selectionService.PrimarySelection is Activity)
+                {
+                    // add empty string as an option
+                    //
+                    names.Add(string.Empty);
+
+                    Activity currentActivity = selectionService.PrimarySelection as Activity;
+
+                    foreach (Activity activity in GetEnclosingCompositeActivities(currentActivity))
+                    {
+                        string activityId = activity.QualifiedName;
+                        if (!names.Contains(activityId))
+                        {
+                            names.Add(activityId);
+                        }
+                    }
+                }
+            }
+            return names;
+        }
+
+        internal static ReceiveContext GetReceiveContext(Activity activity,
+            string contextName,
+            string ownerActivityName)
+        {
+            if (activity == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("activity");
+            }
+            if (string.IsNullOrEmpty(contextName))
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument("contextToken",
+                    SR2.GetString(SR2.Error_ArgumentValueNullOrEmptyString));
+            }
+
+            Activity contextActivity = activity.ContextActivity;
+            Activity owner = null;
+
+            if (contextActivity == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(
+                    new InvalidOperationException(SR2.GetString(SR2.Error_ContextOwnerActivityMissing)));
+            }
+
+            if (string.IsNullOrEmpty(ownerActivityName))
+            {
+                owner = contextActivity.RootActivity;
+            }
+            else
+            {
+                while (contextActivity != null)
+                {
+                    owner = contextActivity.GetActivityByName(ownerActivityName, true);
+                    if (owner != null)
+                    {
+                        break;
+                    }
+
+                    contextActivity = contextActivity.Parent;
+                    if (contextActivity != null)
+                    {
+                        contextActivity = contextActivity.ContextActivity;
+                    }
+                }
+            }
+
+            if (owner == null)
+            {
+                owner = Helpers.ParseActivityForBind(activity, ownerActivityName);
+            }
+
+            if (owner == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(
+                    new InvalidOperationException(SR2.GetString(SR2.Error_ContextOwnerActivityMissing)));
+            }
+
+            ReceiveContextCollection collection =
+                owner.GetValue(ReceiveContextCollection.ReceiveContextCollectionProperty) as ReceiveContextCollection;
+            if (collection == null)
+            {
+                return null;
+            }
+
+            if (!collection.Contains(contextName))
+            {
+                return null;
+            }
+
+            ReceiveContext receiveContext = collection[contextName];
+            receiveContext.EnsureInitialized(owner.ContextGuid);
+
+            return receiveContext;
+        }
+
+        internal static ReceiveContext GetRootReceiveContext(Activity activity)
+        {
+            if (activity == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("activity");
+            }
+
+            Activity contextActivity = activity.ContextActivity;
+            if (contextActivity == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(
+                    new InvalidOperationException(SR2.GetString(SR2.Error_ContextOwnerActivityMissing)));
+            }
+
+            Activity owner = contextActivity.RootActivity;
+            if (owner == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(
+                    new InvalidOperationException(SR2.GetString(SR2.Error_ContextOwnerActivityMissing)));
+            }
+
+            ReceiveContextCollection collection =
+                owner.GetValue(ReceiveContextCollection.ReceiveContextCollectionProperty) as ReceiveContextCollection;
+            if (collection == null)
+            {
+                return null;
+            }
+
+            if (!collection.Contains(ContextToken.RootContextName))
+            {
+                return null;
+            }
+
+            ReceiveContext receiveContext = collection[ContextToken.RootContextName];
+            receiveContext.EnsureInitialized(owner.ContextGuid);
+
+            return receiveContext;
+        }
+
+        internal static void Register(ReceiveActivity activity, Guid workflowId)
+        {
+            if (activity == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("activity");
+            }
+
+            ContextToken contextToken = activity.ContextToken;
+
+            if (contextToken == null)
+            {
+                RegisterRootReceiveContext(activity, workflowId);
+            }
+            else if (contextToken.IsRootContext)
+            {
+                RegisterRootReceiveContext(activity, workflowId);
+            }
+            else
+            {
+                RegisterReceiveContext(activity, workflowId, contextToken.Name, contextToken.OwnerActivityName);
+            }
+        }
+
+        private static IEnumerable GetEnclosingCompositeActivities(Activity startActivity)
+        {
+            Activity currentActivity = null;
+            Stack<Activity> activityStack = new Stack<Activity>();
+            activityStack.Push(startActivity);
+
+            while ((currentActivity = activityStack.Pop()) != null)
+            {
+                if (currentActivity.Enabled)
+                {
+                    yield return currentActivity;
+                }
+                activityStack.Push(currentActivity.Parent);
+            }
+            yield break;
+        }
+
+        static void RegisterReceiveContext(ReceiveActivity activity,
+            Guid workflowId,
+            string contextName,
+            string ownerActivityName)
+        {
+            if (activity == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("activity");
+            }
+            if (string.IsNullOrEmpty(contextName))
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument("contextName",
+                    SR2.GetString(SR2.Error_ArgumentValueNullOrEmptyString));
+            }
+
+            Activity contextActivity = activity.ContextActivity;
+            Activity owner = null;
+
+            if (contextActivity == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(
+                    new InvalidOperationException(SR2.GetString(SR2.Error_ContextOwnerActivityMissing)));
+            }
+
+            if (string.IsNullOrEmpty(ownerActivityName))
+            {
+                owner = contextActivity.RootActivity;
+            }
+            else
+            {
+                while (contextActivity != null)
+                {
+                    owner = contextActivity.GetActivityByName(ownerActivityName, true);
+                    if (owner != null)
+                    {
+                        break;
+                    }
+
+                    contextActivity = contextActivity.Parent;
+                    if (contextActivity != null)
+                    {
+                        contextActivity = contextActivity.ContextActivity;
+                    }
+                }
+            }
+
+            if (owner == null)
+            {
+                owner = Helpers.ParseActivityForBind(activity, ownerActivityName);
+            }
+
+            if (owner == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(
+                    new InvalidOperationException(SR2.GetString(SR2.Error_ContextOwnerActivityMissing)));
+            }
+
+            ReceiveContextCollection collection =
+                owner.GetValue(ReceiveContextCollection.ReceiveContextCollectionProperty) as ReceiveContextCollection;
+            if (collection == null)
+            {
+                collection = new ReceiveContextCollection();
+                owner.SetValue(ReceiveContextCollection.ReceiveContextCollectionProperty, collection);
+            }
+
+            if (!collection.Contains(contextName))
+            {
+                collection.Add(new ReceiveContext(contextName, workflowId, false));
+            }
+        }
+
+        static void RegisterRootReceiveContext(Activity activity, Guid workflowId)
+        {
+            if (activity == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("activity");
+            }
+
+            Activity contextActivity = activity.ContextActivity;
+            if (contextActivity == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(
+                    new InvalidOperationException(SR2.GetString(SR2.Error_ContextOwnerActivityMissing)));
+            }
+
+            Activity owner = contextActivity.RootActivity;
+            if (owner == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(
+                    new InvalidOperationException(SR2.GetString(SR2.Error_ContextOwnerActivityMissing)));
+            }
+
+            ReceiveContextCollection collection =
+                owner.GetValue(ReceiveContextCollection.ReceiveContextCollectionProperty) as ReceiveContextCollection;
+            if (collection == null)
+            {
+                collection = new ReceiveContextCollection();
+                owner.SetValue(ReceiveContextCollection.ReceiveContextCollectionProperty, collection);
+            }
+
+            if (!collection.Contains(ContextToken.RootContextName))
+            {
+                collection.Add(new ReceiveContext(ContextToken.RootContextName, workflowId, true));
+            }
+        }
+    }
+}

external/referencesource/System.WorkflowServices/System/Workflow/Activities/ContextTokenTypeConverter.cs

@@ -0,0 +1,174 @@
+//----------------------------------------------------------------
+// Copyright (c) Microsoft Corporation.  All rights reserved.
+//----------------------------------------------------------------
+namespace System.Workflow.Activities
+{
+    using System;
+    using System.Xml;
+    using System.ComponentModel;
+    using System.ComponentModel.Design;
+    using System.ComponentModel.Design.Serialization;
+    using System.Reflection;
+    using System.Collections;
+    using System.Collections.Generic;
+    using System.Collections.Specialized;
+    using System.Diagnostics;
+    using System.Runtime.Serialization;
+    using System.Workflow.ComponentModel;
+    using System.Workflow.ComponentModel.Design;
+    using System.Workflow.ComponentModel.Serialization;
+    using System.Workflow.Runtime;
+    using System.Globalization;
+
+    internal sealed class ContextTokenTypeConverter : ExpandableObjectConverter
+    {
+        public override bool CanConvertFrom(ITypeDescriptorContext context, Type sourceType)
+        {
+            return (sourceType == typeof(string));
+        }
+
+        public override bool CanConvertTo(ITypeDescriptorContext context, Type destinationType)
+        {
+            return (destinationType == typeof(string));
+        }
+
+        public override object ConvertFrom(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value)
+        {
+            object convertedValue = null;
+            string contextName = value as String;
+            if (!String.IsNullOrEmpty(contextName))
+            {
+                foreach (object obj in GetStandardValues(context))
+                {
+                    ContextToken contextToken = obj as ContextToken;
+                    if (contextToken != null && contextToken.Name == contextName)
+                    {
+                        convertedValue = contextToken;
+                        break;
+                    }
+                }
+
+                if (convertedValue == null)
+                {
+                    convertedValue = new ContextToken(contextName);
+                }
+            }
+
+            return convertedValue;
+        }
+
+        public override object ConvertTo(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value, Type destinationType)
+        {
+            object convertedValue = null;
+            ContextToken contextToken = value as ContextToken;
+            if (destinationType == typeof(string) && contextToken != null)
+            {
+                convertedValue = contextToken.Name;
+            }
+            return convertedValue;
+        }
+
+        public override PropertyDescriptorCollection GetProperties(ITypeDescriptorContext context, object value, Attribute[] attributes)
+        {
+            PropertyDescriptorCollection properties = base.GetProperties(context, value, attributes);
+            ArrayList props = new ArrayList(properties);
+            return new PropertyDescriptorCollection((PropertyDescriptor[]) props.ToArray(typeof(PropertyDescriptor)));
+        }
+
+        public override StandardValuesCollection GetStandardValues(ITypeDescriptorContext context)
+        {
+            ArrayList values = new ArrayList();
+            Activity activity = context.Instance as Activity;
+            if (activity != null)
+            {
+                foreach (Activity preceedingActivity in GetPreceedingActivities(activity))
+                {
+                    PropertyDescriptor contextTokenProperty = TypeDescriptor.GetProperties(preceedingActivity)["ContextToken"] as PropertyDescriptor;
+                    if (contextTokenProperty != null)
+                    {
+                        ContextToken contextToken = contextTokenProperty.GetValue(preceedingActivity) as ContextToken;
+                        if (contextToken != null && !values.Contains(contextToken))
+                        {
+                            values.Add(contextToken);
+                        }
+                    }
+                }
+            }
+            return new StandardValuesCollection(values);
+        }
+
+        public override bool GetStandardValuesExclusive(ITypeDescriptorContext context)
+        {
+            return false;
+        }
+
+        public override bool GetStandardValuesSupported(ITypeDescriptorContext context)
+        {
+            return true;
+        }
+
+        private IEnumerable GetContainedActivities(CompositeActivity activity)
+        {
+            if (!activity.Enabled)
+            {
+                yield break;
+            }
+
+            foreach (Activity containedActivity in activity.Activities)
+            {
+                if (containedActivity.Enabled)
+                {
+                    yield return containedActivity;
+
+                    if (containedActivity is CompositeActivity)
+                    {
+                        foreach (Activity nestedActivity in GetContainedActivities((CompositeActivity) containedActivity))
+                        {
+                            if (nestedActivity.Enabled)
+                            {
+                                yield return nestedActivity;
+                            }
+                        }
+                    }
+                }
+            }
+            yield break;
+        }
+
+        private IEnumerable GetPreceedingActivities(Activity startActivity)
+        {
+            Activity currentActivity = null;
+            Stack<Activity> activityStack = new Stack<Activity>();
+            activityStack.Push(startActivity);
+
+            while ((currentActivity = activityStack.Pop()) != null)
+            {
+                if (currentActivity.Parent != null)
+                {
+                    foreach (Activity siblingActivity in currentActivity.Parent.Activities)
+                    {
+                        if (siblingActivity == currentActivity)
+                        {
+                            continue;
+                        }
+
+                        if (siblingActivity.Enabled)
+                        {
+                            yield return siblingActivity;
+
+                            if (siblingActivity is CompositeActivity)
+                            {
+                                foreach (Activity containedActivity in GetContainedActivities((CompositeActivity) siblingActivity))
+                                {
+                                    yield return containedActivity;
+                                }
+                            }
+                        }
+                    }
+                }
+                activityStack.Push(currentActivity.Parent);
+            }
+            yield break;
+        }
+    }
+}

external/referencesource/System.WorkflowServices/System/Workflow/Activities/ContractMethodInfo.cs

@@ -0,0 +1,217 @@
+//------------------------------------------------------------
+// Copyright (c) Microsoft Corporation.  All rights reserved.
+//------------------------------------------------------------
+
+#pragma warning disable 1634, 1691
+namespace System.Workflow.Activities
+{
+    using System;
+    using System.Collections;
+    using System.Collections.Generic;
+    using System.Globalization;
+    using System.Net.Security;
+    using System.ServiceModel;
+    using System.Reflection;
+
+    internal sealed class ContractMethodInfo : MethodInfo
+    {
+        private Attribute[] attributes = null;
+        private ContractType declaringType;
+        private MethodAttributes methodAttributes;
+        private string name;
+        private ParameterInfo[] parameters;
+        private ParameterInfo returnParam = null;
+
+        internal ContractMethodInfo(ContractType declaringType, OperationInfo operationInfo)
+        {
+            if (declaringType == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("declaringType");
+            }
+            if (operationInfo == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("operationInfo");
+            }
+            if (string.IsNullOrEmpty(operationInfo.Name))
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument("operationInfo",
+                    SR2.GetString(SR2.Error_OperationNameNotSpecified));
+            }
+
+            this.declaringType = declaringType;
+            this.name = operationInfo.Name;
+            this.methodAttributes = MethodAttributes.Public |
+                MethodAttributes.Abstract |
+                MethodAttributes.Virtual;
+
+            SortedList<int, ContractMethodParameterInfo> localParameters =
+                new SortedList<int, ContractMethodParameterInfo>();
+
+            foreach (OperationParameterInfo operationParameterInfo in operationInfo.Parameters)
+            {
+                ContractMethodParameterInfo parameterInfo =
+                    new ContractMethodParameterInfo(this, operationParameterInfo);
+                if (parameterInfo.Position == -1)
+                {
+                    this.returnParam = parameterInfo;
+                }
+                else
+                {
+                    localParameters.Add(parameterInfo.Position, parameterInfo);
+                }
+            }
+
+            this.parameters = new ParameterInfo[localParameters.Count];
+            foreach (ContractMethodParameterInfo paramInfo in localParameters.Values)
+            {
+                this.parameters[paramInfo.Position] = paramInfo;
+            }
+
+            if (this.returnParam == null)
+            {
+                OperationParameterInfo returnParameterInfo = new OperationParameterInfo();
+                returnParameterInfo.Position = -1;
+                returnParameterInfo.ParameterType = typeof(void);
+
+                this.returnParam = new ContractMethodParameterInfo(this, returnParameterInfo);
+            }
+
+            OperationContractAttribute operationContract = new OperationContractAttribute();
+            if (operationInfo.HasProtectionLevel && operationInfo.ProtectionLevel != null)
+            {
+                operationContract.ProtectionLevel = (ProtectionLevel) operationInfo.ProtectionLevel;
+            }
+            operationContract.IsOneWay = operationInfo.IsOneWay;
+
+            this.attributes = new Attribute[] { operationContract };
+
+            declaringType.AddMethod(this);
+        }
+
+        public override MethodAttributes Attributes
+        {
+            get
+            {
+                return this.methodAttributes;
+            }
+        }
+
+        public override Type DeclaringType
+        {
+            get
+            {
+                return this.declaringType;
+            }
+        }
+        public override RuntimeMethodHandle MethodHandle
+        {
+            get
+            {
+#pragma warning suppress 56503
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(
+                    new NotImplementedException(SR2.GetString(SR2.Error_RuntimeNotSupported)));
+            }
+        }
+
+        public override string Name
+        {
+            get
+            {
+                return this.name;
+            }
+        }
+
+        public override Type ReflectedType
+        {
+            get
+            {
+                return this.declaringType;
+            }
+        }
+
+        public override ParameterInfo ReturnParameter
+        {
+            get
+            {
+                return this.returnParam;
+            }
+        }
+
+        public override Type ReturnType
+        {
+            get
+            {
+                if (this.returnParam == null)
+                {
+                    return null;
+                }
+                return this.returnParam.ParameterType;
+            }
+        }
+
+        public override ICustomAttributeProvider ReturnTypeCustomAttributes
+        {
+            get
+            {
+                return this.ReturnType;
+            }
+        }
+
+        public override MethodInfo GetBaseDefinition()
+        {
+            throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(
+                new NotImplementedException());
+        }
+
+        public override object[] GetCustomAttributes(bool inherit)
+        {
+            return GetCustomAttributes(typeof(object), inherit);
+        }
+
+        public override object[] GetCustomAttributes(Type attributeType, bool inherit)
+        {
+            if (attributeType == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("attributeType");
+            }
+            return ServiceOperationHelpers.GetCustomAttributes(attributeType, this.attributes);
+        }
+
+        public override MethodImplAttributes GetMethodImplementationFlags()
+        {
+            return MethodImplAttributes.IL;
+        }
+
+        public override ParameterInfo[] GetParameters()
+        {
+            return this.parameters;
+        }
+
+        public override object Invoke(object obj,
+            BindingFlags invokeAttr,
+            Binder binder,
+            object[] parameters,
+            CultureInfo culture)
+        {
+            throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(
+                new NotImplementedException(SR2.GetString(SR2.Error_RuntimeNotSupported)));
+        }
+
+        public override bool IsDefined(Type attributeType, bool inherit)
+        {
+            if (attributeType == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("attributeType");
+            }
+
+            return ServiceOperationHelpers.IsDefined(attributeType, attributes);
+        }
+
+        public override string ToString()
+        {
+            System.Workflow.Activities.ContractType.MemberSignature signature =
+                new ContractType.MemberSignature(this);
+            return signature.ToString();
+        }
+    }
+}

external/referencesource/System.WorkflowServices/System/Workflow/Activities/ContractMethodParameterInfo.cs

@@ -0,0 +1,99 @@
+//------------------------------------------------------------
+// Copyright (c) Microsoft Corporation.  All rights reserved.
+//------------------------------------------------------------
+
+namespace System.Workflow.Activities
+{
+    using System;
+    using System.Reflection;
+    using System.ServiceModel;
+    using System.Workflow.ComponentModel.Compiler;
+
+    internal sealed class ContractMethodParameterInfo : ParameterInfo
+    {
+        internal ContractMethodParameterInfo(ContractMethodInfo member,
+            OperationParameterInfo parameterInfo)
+        {
+            if (member == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("member");
+            }
+            if (parameterInfo == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("parameterInfo");
+            }
+
+            this.AttrsImpl = parameterInfo.Attributes;
+
+            this.MemberImpl = member;
+            this.PositionImpl = parameterInfo.Position;
+            if (parameterInfo.Position >= 0)
+            {
+                this.NameImpl = parameterInfo.Name;
+
+                string typeName = parameterInfo.ParameterType.FullName;
+                if ((this.AttrsImpl & ParameterAttributes.Out) > 0)
+                {
+                    typeName += '&'; // Append with & for (ref & out) parameter types
+
+                    if (this.Member.DeclaringType is DesignTimeType)
+                    {
+                        this.ClassImpl = (this.Member.DeclaringType as DesignTimeType).ResolveType(typeName);
+                    }
+                    else if (parameterInfo.ParameterType is DesignTimeType)
+                    {
+                        this.ClassImpl = (parameterInfo.ParameterType as DesignTimeType).ResolveType(typeName);
+                    }
+                    else
+                    {
+                        typeName += ", " + parameterInfo.ParameterType.Assembly.FullName;
+                        this.ClassImpl = Type.GetType(typeName);
+                    }
+                }
+                else
+                {
+                    this.ClassImpl = parameterInfo.ParameterType;
+                }
+            }
+            else
+            {
+                this.ClassImpl = parameterInfo.ParameterType;
+            }
+        }
+
+        public override object[] GetCustomAttributes(bool inherit)
+        {
+            return GetCustomAttributes(typeof(object), inherit);
+        }
+
+        public override object[] GetCustomAttributes(Type attributeType, bool inherit)
+        {
+            if (attributeType == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("attributeType");
+            }
+
+            if (this.ParameterType == null)
+            {
+                return new object[0];
+            }
+
+            return this.ParameterType.GetCustomAttributes(attributeType, inherit);
+        }
+
+        public override bool IsDefined(Type attributeType, bool inherit)
+        {
+            if (attributeType == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("attributeType");
+            }
+
+            if (this.ParameterType == null)
+            {
+                return false;
+            }
+
+            return this.ParameterType.IsDefined(attributeType, inherit);
+        }
+    }
+}

external/referencesource/System.WorkflowServices/System/Workflow/Activities/Design/EditableLabelControl.cs

@@ -0,0 +1,107 @@
+//------------------------------------------------------------
+// Copyright (c) Microsoft Corporation.  All rights reserved.
+//------------------------------------------------------------
+
+namespace System.Workflow.Activities.Design
+{
+    using System;
+    using System.Collections.Generic;
+    using System.Text;
+    using System.Windows.Forms;
+    using System.Drawing;
+
+    internal class EditableLabelControl : Panel
+    {
+        public TextBox TextBox;
+        Label label;
+
+        public EditableLabelControl()
+        {
+            label = new Label();
+            TextBox = new TextBox();
+            this.Controls.Add(label);
+            label.BackColor = Color.Transparent;
+            label.AutoEllipsis = true;
+            label.Dock = DockStyle.Fill;
+            this.BackColor = Color.Transparent;
+            this.label.Click += new EventHandler(label_Click);
+        }
+
+        public override Font Font
+        {
+            get
+            {
+                return base.Font;
+            }
+            set
+            {
+                base.Font = value;
+                label.Font = value;
+            }
+        }
+
+        public override Color ForeColor
+        {
+            get
+            {
+                return base.ForeColor;
+            }
+            set
+            {
+                base.ForeColor = value;
+                label.ForeColor = value;
+            }
+        }
+
+        public override string Text
+        {
+            get
+            {
+                return TextBox.Text;
+            }
+            set
+            {
+                label.Text = value;
+                TextBox.Text = value;
+
+            }
+        }
+
+        private void DisableEditMode()
+        {
+            if (this.Controls.Contains(TextBox))
+            {
+                this.Controls.Remove(TextBox);
+            }
+            if (!this.Controls.Contains(label))
+            {
+                this.Controls.Add(label);
+            }
+        }
+
+        private void EnableEditMode()
+        {
+            TextBox.Text = label.Text;
+            TextBox.ForeColor = label.ForeColor;
+            TextBox.Font = this.Font;
+            TextBox.Dock = DockStyle.Fill;
+            TextBox.BorderStyle = BorderStyle.Fixed3D;
+            this.Controls.Remove(label);
+            this.Controls.Add(TextBox);
+            this.TextBox.LostFocus += new EventHandler(textBox_LostFocus);
+        }
+
+        void label_Click(object sender, EventArgs e)
+        {
+            EnableEditMode();
+        }
+
+        void textBox_LostFocus(object sender, EventArgs e)
+        {
+            DisableEditMode();
+            this.Text = TextBox.Text;
+        }
+
+
+    }
+}

external/referencesource/System.WorkflowServices/System/Workflow/Activities/Design/GradientPanel.cs

@@ -0,0 +1,158 @@
+//------------------------------------------------------------
+// Copyright (c) Microsoft Corporation.  All rights reserved.
+//------------------------------------------------------------
+
+namespace System.Workflow.Activities.Design
+{
+    using System;
+    using System.Collections.Generic;
+    using System.ComponentModel;
+    using System.Drawing;
+    using System.Data;
+    using System.Text;
+    using System.Windows.Forms;
+    using System.Drawing.Drawing2D;
+
+    internal partial class GradientPanel : Panel
+    {
+        protected Rectangle frameRect;
+        private Color baseColor;
+        private Color borderColor;
+        private bool dropShadow;
+        int glossHeight;
+        private bool glossy;
+        private Color lightingColor;
+        private int radius;
+
+        public GradientPanel()
+        {
+            BaseColor = Color.FromArgb(255, 255, 255, 255);
+            LightingColor = Color.FromArgb(255, 176, 186, 196);
+            Radius = 7;
+            this.DoubleBuffered = true;
+        }
+
+        public Color BaseColor
+        {
+            get { return baseColor; }
+            set { baseColor = value; }
+        }
+
+        public Color BorderColor
+        {
+            get { return borderColor; }
+            set { borderColor = value; }
+        }
+
+        public bool DropShadow
+        {
+            get { return dropShadow; }
+            set { dropShadow = value; }
+        }
+
+        public bool Glossy
+        {
+            get { return glossy; }
+            set { glossy = value; }
+        }
+
+        public Color LightingColor
+        {
+            get { return lightingColor; }
+            set { lightingColor = value; }
+        }
+
+        public int Radius
+        {
+            get { return radius; }
+            set { radius = value; }
+        }
+
+        protected override void OnPaint(PaintEventArgs e)
+        {
+            base.OnPaint(e);
+            this.SuspendLayout();
+            e.Graphics.SmoothingMode = SmoothingMode.HighQuality;
+            if (DropShadow)
+            {
+                frameRect = new Rectangle(6, 0, this.Size.Width - 14, this.Size.Height - 8);
+            }
+            else
+            {
+                frameRect = new Rectangle(0, 0, this.Size.Width - 1, this.Size.Height - 1);
+            }
+            frameRect.X -= Margin.Left;
+            frameRect.Y -= Margin.Top;
+            frameRect.Width += Margin.Left + Margin.Right;
+            frameRect.Height += Margin.Top + Margin.Bottom;
+            Rectangle shadowRect = new Rectangle(frameRect.X, frameRect.Y + 6, frameRect.Width, frameRect.Height - 5);
+            glossHeight = frameRect.Height / 3;
+            Brush glossBrush = new LinearGradientBrush(new Point(frameRect.Left, frameRect.Top), new Point(frameRect.Left, frameRect.Top + glossHeight + 1), Color.FromArgb(120, 255, 255, 255), Color.FromArgb(60, 255, 255, 255)); // SolidBrush(Color.FromArgb(32, 255, 255, 255));
+            Brush frameBrush = new LinearGradientBrush(new Point(frameRect.Left, frameRect.Top), new Point(frameRect.Left, frameRect.Bottom), BaseColor, LightingColor);
+            Graphics outputGraphics = e.Graphics;
+            if (DropShadow)
+            {
+                shadowRect = DropRoundedRectangleShadow(shadowRect, outputGraphics);
+            }
+            e.Graphics.FillPath(frameBrush, RoundedRect(frameRect));
+            if (Glossy)
+            {
+                e.Graphics.FillPath(glossBrush, RoundedRectTopHalf(frameRect));
+            }
+            e.Graphics.DrawPath(new Pen(this.BorderColor), RoundedRect(frameRect));
+            this.ResumeLayout();
+        }
+
+        private Rectangle DropRoundedRectangleShadow(Rectangle shadowRect, Graphics outputGraphics)
+        {
+            int shadowIntensity = 1;
+            using (Pen shadowPen = new Pen(Color.FromArgb(shadowIntensity, 0, 0, 0)))
+            {
+                shadowPen.Width = 16;
+                for (int i = 0; i < 8; i++)
+                {
+                    outputGraphics.DrawPath(shadowPen, RoundedRect(shadowRect));
+                    shadowPen.Color = Color.FromArgb(shadowIntensity - 1, 0, 0, 0);
+                    shadowIntensity += 8;
+                    shadowPen.Width = shadowPen.Width - 2;;
+                }
+                return shadowRect;
+            }
+        }
+
+        private GraphicsPath RoundedRect(Rectangle frame)
+        {
+            GraphicsPath path = new GraphicsPath();
+            if (Radius < 1)
+            {
+                path.AddRectangle(frame);
+                return path;
+            }
+            int diameter = Radius * 2;
+            Rectangle arc = new Rectangle(frame.Left, frame.Top, diameter, diameter);
+            path.AddArc(arc, 180, 90);
+            arc.X = frame.Right - diameter;
+            path.AddArc(arc, 270, 90);
+            arc.Y = frame.Bottom - diameter;
+            path.AddArc(arc, 0, 90);
+            arc.X = frame.Left;
+            path.AddArc(arc, 90, 90);
+            path.CloseFigure();
+            return path;
+        }
+
+        private GraphicsPath RoundedRectTopHalf(Rectangle frame)
+        {
+            GraphicsPath path = new GraphicsPath();
+            int diameter = Radius * 2;
+            Rectangle arc = new Rectangle(frame.Left, frame.Top, diameter, diameter);
+            path.AddArc(arc, 180, 90);
+            arc.X = frame.Right - diameter;
+            path.AddArc(arc, 270, 90);
+            path.AddLine(new Point(frame.Right, frame.Top + glossHeight), new Point(frame.Left, frame.Top + glossHeight));
+            path.CloseFigure();
+            return path;
+        }
+
+    }
+}

external/referencesource/System.WorkflowServices/System/Workflow/Activities/Design/ListItemDetailViewAttribute.cs

@@ -0,0 +1,29 @@
+//------------------------------------------------------------
+// Copyright (c) Microsoft Corporation.  All rights reserved.
+//------------------------------------------------------------
+
+namespace System.Workflow.Activities.Design
+{
+    using System;
+    using System.Collections.Generic;
+    using System.Text;
+
+    [AttributeUsage(AttributeTargets.All, Inherited = false, AllowMultiple = false)]
+    internal sealed class ListItemDetailViewAttribute : Attribute
+    {
+        private Type viewType;
+
+        public ListItemDetailViewAttribute(Type viewType)
+        {
+            this.ViewType = viewType;
+        }
+
+        public Type ViewType
+        {
+            get { return viewType; }
+            set { viewType = value; }
+        }
+
+    }
+
+}

external/referencesource/System.WorkflowServices/System/Workflow/Activities/Design/ListItemViewAttribute.cs

@@ -0,0 +1,29 @@
+//------------------------------------------------------------
+// Copyright (c) Microsoft Corporation.  All rights reserved.
+//------------------------------------------------------------
+
+namespace System.Workflow.Activities.Design
+{
+    using System;
+    using System.Collections.Generic;
+    using System.Text;
+
+    [AttributeUsage(AttributeTargets.All, Inherited = false, AllowMultiple = false)]
+    internal sealed class ListItemViewAttribute : Attribute
+    {
+        private Type viewType;
+
+        public ListItemViewAttribute(Type viewType)
+        {
+            this.ViewType = viewType;
+        }
+
+        public Type ViewType
+        {
+            get { return viewType; }
+            set { viewType = value; }
+        }
+
+    }
+
+}

external/referencesource/System.WorkflowServices/System/Workflow/Activities/Design/ListItemViewControl.cs

@@ -0,0 +1,52 @@
+//------------------------------------------------------------
+// Copyright (c) Microsoft Corporation.  All rights reserved.
+//------------------------------------------------------------
+
+namespace System.Workflow.Activities.Design
+{
+    using System;
+    using System.Collections.Generic;
+    using System.Text;
+    using System.Windows.Forms;
+
+    internal class ListItemViewControl : UserControl
+    {
+        private DrawItemState drawItemState;
+
+        private object item;
+        private IServiceProvider serviceProvider;
+
+        public virtual event EventHandler ItemChanged;
+
+        public virtual DrawItemState DrawItemState
+        {
+            get { return drawItemState; }
+            set { drawItemState = value; }
+        }
+
+        public virtual object Item
+        {
+            get { return item; }
+            set
+            {
+                item = value;
+                if (ItemChanged != null)
+                {
+                    ItemChanged.Invoke(this, null);
+                }
+            }
+        }
+
+        public IServiceProvider ServiceProvider
+        {
+            get { return serviceProvider; }
+            set { serviceProvider = value; }
+        }
+
+        public virtual void UpdateView()
+        {
+        }
+
+    }
+
+}

external/referencesource/System.WorkflowServices/System/Workflow/Activities/Design/NamedObjectList.cs

@@ -0,0 +1,45 @@
+//------------------------------------------------------------
+// Copyright (c) Microsoft Corporation.  All rights reserved.
+//------------------------------------------------------------
+
+namespace System.Workflow.Activities.Design
+{
+    using System.Collections.Generic;
+    using System.ServiceModel;
+
+    abstract class NamedObjectList<T> : List<T>
+    {
+        int suffixGenerator;
+
+        protected abstract string GeneratedNameFormatResource
+        { get; }
+
+        public T CreateWithUniqueName()
+        {
+            string generatedName;
+            do
+            {
+                generatedName = SR2.GetString(this.GeneratedNameFormatResource, ++this.suffixGenerator);
+            } while (this.Find(generatedName) != null);
+
+            return this.CreateObject(generatedName);
+        }
+
+        public T Find(string name)
+        {
+            T result = default(T);
+            foreach (T obj in this)
+            {
+                if (this.GetName(obj) == name)
+                {
+                    result = obj;
+                    break;
+                }
+            }
+            return result;
+        }
+
+        protected abstract T CreateObject(string name);
+        protected abstract string GetName(T obj);
+    }
+}

external/referencesource/System.WorkflowServices/System/Workflow/Activities/Design/OperationPickerDialog.designer.cs

@@ -0,0 +1,204 @@
+//------------------------------------------------------------
+// Copyright (c) Microsoft Corporation.  All rights reserved.
+//------------------------------------------------------------
+namespace System.Workflow.Activities.Design
+{
+    partial class OperationPickerDialog
+    {
+        /// <summary>
+        /// Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        /// Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        /// Required method for Designer support - do not modify
+        /// the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            System.ComponentModel.ComponentResourceManager resources = new System.ComponentModel.ComponentResourceManager(typeof(OperationPickerDialog));
+            this.operationsToolStrip = new System.Windows.Forms.ToolStrip();
+            this.toolStripLabel1 = new System.Windows.Forms.ToolStripLabel();
+            this.importContractButton = new System.Windows.Forms.ToolStripButton();
+            this.toolStripButton1 = new System.Windows.Forms.ToolStripButton();
+            this.addOperationButton = new System.Windows.Forms.ToolStripButton();
+            this.okButton = new System.Windows.Forms.Button();
+            this.cancelButton = new System.Windows.Forms.Button();
+            this.operationsPanel = new System.Workflow.Activities.Design.GradientPanel();
+            this.operationsListBox = new System.Workflow.Activities.Design.RichListBox();
+            this.detailsViewPanel = new System.Workflow.Activities.Design.GradientPanel();
+            this.footerPanel = new System.Workflow.Activities.Design.GradientPanel();
+            this.operationsToolStrip.SuspendLayout();
+            this.operationsPanel.SuspendLayout();
+            this.footerPanel.SuspendLayout();
+            this.SuspendLayout();
+            // 
+            // operationsToolStrip
+            // 
+            this.operationsToolStrip.BackColor = System.Drawing.SystemColors.Control;
+            this.operationsToolStrip.GripStyle = System.Windows.Forms.ToolStripGripStyle.Hidden;
+            this.operationsToolStrip.Items.AddRange(new System.Windows.Forms.ToolStripItem[] {
+            this.toolStripLabel1,
+            this.importContractButton,
+            this.toolStripButton1,
+            this.addOperationButton});
+            resources.ApplyResources(this.operationsToolStrip, "operationsToolStrip");
+            this.operationsToolStrip.Name = "operationsToolStrip";
+            this.operationsToolStrip.Stretch = true;
+            this.operationsToolStrip.TabStop = true;
+            // 
+            // toolStripLabel1
+            // 
+            this.toolStripLabel1.Name = "toolStripLabel1";
+            this.toolStripLabel1.Padding = new System.Windows.Forms.Padding(15, 0, 0, 0);
+            resources.ApplyResources(this.toolStripLabel1, "toolStripLabel1");
+            // 
+            // importContractButton
+            // 
+            this.importContractButton.Alignment = System.Windows.Forms.ToolStripItemAlignment.Right;
+            this.importContractButton.Image = global::System.ServiceModel.ImageResources.Import;
+            resources.ApplyResources(this.importContractButton, "importContractButton");
+            this.importContractButton.Name = "importContractButton";
+            // 
+            // toolStripButton1
+            // 
+            this.toolStripButton1.Alignment = System.Windows.Forms.ToolStripItemAlignment.Right;
+            this.toolStripButton1.Image = global::System.ServiceModel.ImageResources.AddContract;
+            resources.ApplyResources(this.toolStripButton1, "toolStripButton1");
+            this.toolStripButton1.Name = "toolStripButton1";
+            // 
+            // addOperationButton
+            // 
+            this.addOperationButton.Alignment = System.Windows.Forms.ToolStripItemAlignment.Right;
+            this.addOperationButton.Image = global::System.ServiceModel.ImageResources.AddOperation;
+            resources.ApplyResources(this.addOperationButton, "addOperationButton");
+            this.addOperationButton.Name = "addOperationButton";
+            // 
+            // okButton
+            // 
+            resources.ApplyResources(this.okButton, "okButton");
+            this.okButton.Name = "okButton";
+            this.okButton.UseVisualStyleBackColor = true;
+            // 
+            // cancelButton
+            // 
+            this.cancelButton.DialogResult = System.Windows.Forms.DialogResult.Cancel;
+            resources.ApplyResources(this.cancelButton, "cancelButton");
+            this.cancelButton.Name = "cancelButton";
+            this.cancelButton.UseVisualStyleBackColor = true;
+            // 
+            // operationsPanel
+            // 
+            resources.ApplyResources(this.operationsPanel, "operationsPanel");
+            this.operationsPanel.BaseColor = System.Drawing.SystemColors.Window;
+            this.operationsPanel.BorderColor = System.Drawing.SystemColors.ControlDark;
+            this.operationsPanel.Controls.Add(this.operationsListBox);
+            this.operationsPanel.DropShadow = false;
+            this.operationsPanel.Glossy = false;
+            this.operationsPanel.LightingColor = System.Drawing.SystemColors.Window;
+            this.operationsPanel.Name = "operationsPanel";
+            this.operationsPanel.Radius = 3;
+            this.operationsPanel.Padding = new System.Windows.Forms.Padding(3);
+            // 
+            // operationsListBox
+            // 
+            this.operationsListBox.BackColor = System.Drawing.SystemColors.Window;
+            this.operationsListBox.BorderStyle = System.Windows.Forms.BorderStyle.None;
+            this.operationsListBox.Dock = System.Windows.Forms.DockStyle.Fill;
+            this.operationsListBox.DrawMode = System.Windows.Forms.DrawMode.OwnerDrawVariable;
+            this.operationsListBox.Editable = false;
+            resources.ApplyResources(this.operationsListBox, "operationsListBox");
+            this.operationsListBox.FormattingEnabled = true;
+            this.operationsListBox.Name = "operationsListBox";
+            this.operationsListBox.SelectedItemViewControl = null;
+            // 
+            // detailsViewPanel
+            // 
+            resources.ApplyResources(this.detailsViewPanel, "detailsViewPanel");
+            this.detailsViewPanel.BackColor = System.Drawing.Color.Transparent;
+            this.detailsViewPanel.BaseColor = System.Drawing.SystemColors.Control;
+            this.detailsViewPanel.BorderColor = System.Drawing.Color.Transparent;
+            this.detailsViewPanel.DropShadow = false;
+            this.detailsViewPanel.Glossy = false;
+            this.detailsViewPanel.LightingColor = System.Drawing.SystemColors.Control;
+            this.detailsViewPanel.Name = "detailsViewPanel";
+            this.detailsViewPanel.Radius = 3;
+            // 
+            // footerPanel
+            // 
+            this.footerPanel.BackColor = System.Drawing.SystemColors.Control;
+            this.footerPanel.BaseColor = System.Drawing.Color.Transparent;
+            this.footerPanel.BorderColor = System.Drawing.SystemColors.ControlDark;
+            this.footerPanel.Controls.Add(this.cancelButton);
+            this.footerPanel.Controls.Add(this.okButton);
+            resources.ApplyResources(this.footerPanel, "footerPanel");
+            this.footerPanel.DropShadow = false;
+            this.footerPanel.Glossy = false;
+            this.footerPanel.LightingColor = System.Drawing.Color.Transparent;
+            this.footerPanel.Name = "footerPanel";
+            this.footerPanel.Radius = 1;
+            // 
+            // OperationPickerDialog
+            // 
+            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13f);
+            this.AutoSize = true;
+            this.AcceptButton = this.okButton;
+            this.BackColor = System.Drawing.SystemColors.Control;
+            this.CancelButton = this.cancelButton;
+            resources.ApplyResources(this, "$this");
+            this.Controls.Add(this.operationsToolStrip);
+            this.Controls.Add(this.operationsPanel);
+            this.Controls.Add(this.detailsViewPanel);
+            this.Controls.Add(this.footerPanel);
+            this.DoubleBuffered = true;
+            this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.Fixed3D;
+            this.HelpButton = true;
+            this.MaximizeBox = false;
+            this.MinimizeBox = false;
+            this.Name = "OperationPickerDialog";
+            this.ShowIcon = false;
+            this.ShowInTaskbar = false;
+            this.Load += new System.EventHandler(this.OperationPickerDialogLoad);
+            this.operationsToolStrip.ResumeLayout(false);
+            this.operationsToolStrip.PerformLayout();
+            this.operationsPanel.ResumeLayout(false);
+            this.footerPanel.ResumeLayout(false);
+            this.ResumeLayout(false);
+            this.PerformLayout();
+
+        }
+
+        #endregion
+
+        private System.Windows.Forms.ToolStrip operationsToolStrip;
+        private System.Windows.Forms.ToolStripLabel toolStripLabel1;
+        private System.Windows.Forms.ToolStripButton importContractButton;
+        private System.Windows.Forms.ToolStripButton toolStripButton1;
+        private System.Windows.Forms.ToolStripButton addOperationButton;
+        private GradientPanel operationsPanel;
+        private RichListBox operationsListBox;
+        private GradientPanel detailsViewPanel;
+        private GradientPanel footerPanel;
+        private System.Windows.Forms.Button cancelButton;
+        private System.Windows.Forms.Button okButton;
+
+
+    }
+}
+

external/referencesource/System.WorkflowServices/System/Workflow/Activities/Design/RichListBox.cs

@@ -0,0 +1,257 @@
+//------------------------------------------------------------
+// Copyright (c) Microsoft Corporation.  All rights reserved.
+//------------------------------------------------------------
+
+namespace System.Workflow.Activities.Design
+{
+    using System;
+    using System.Collections.Generic;
+    using System.Text;
+    using System.Windows.Forms;
+    using System.Drawing;
+    using System.Drawing.Drawing2D;
+    using System.IO;
+    using System.Reflection;
+    using System.ServiceModel;
+    using System.Workflow.ComponentModel.Design;
+
+
+    internal class RichListBox : ListBox
+    {
+        ListItemViewControl activeItemDetailViewControl = null;
+        ListItemViewControl activeItemViewControl = null;
+        private bool editable;
+        Dictionary<object, Point> itemLocations;
+        Dictionary<string, Bitmap> listItemBitmapCache = null;
+        Dictionary<string, ListItemViewControl> listItemViewRenderers = null;
+        private IServiceProvider serviceProvider;
+
+        public RichListBox()
+        {
+            this.DrawMode = DrawMode.OwnerDrawVariable;
+            listItemBitmapCache = new Dictionary<string, Bitmap>();
+            listItemViewRenderers = new Dictionary<string, ListItemViewControl>();
+            itemLocations = new Dictionary<object, Point>();
+            this.DoubleBuffered = true;
+        }
+
+        public bool Editable
+        {
+            get { return editable; }
+            set { editable = value; }
+        }
+
+
+        public ListItemViewControl SelectedItemViewControl
+        {
+            get { return activeItemDetailViewControl; }
+            set { activeItemDetailViewControl = value; }
+        }
+
+
+        public IServiceProvider ServiceProvider
+        {
+            set { serviceProvider = value; }
+        }
+
+        public static Type GetDetailViewType(Type editableListItemType)
+        {
+            if (editableListItemType == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("editableListItemType");
+            }
+            if (!typeof(object).IsAssignableFrom(editableListItemType))
+            {
+                return null;
+            }
+            Type viewType = null;
+            object[] attribs = editableListItemType.GetCustomAttributes(typeof(ListItemDetailViewAttribute), true);
+            if ((attribs != null) && (attribs.Length > 0))
+            {
+                ListItemDetailViewAttribute viewAttribute = attribs[0] as ListItemDetailViewAttribute;
+                if (viewAttribute != null)
+                {
+                    viewType = viewAttribute.ViewType;
+                }
+            }
+            return viewType;
+        }
+
+
+        public static Type GetItemViewType(Type editableListItemType)
+        {
+            if (editableListItemType == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("editableListItemType");
+            }
+            if (!typeof(object).IsAssignableFrom(editableListItemType))
+            {
+                return null;
+            }
+            Type viewType = null;
+            object[] attribs = editableListItemType.GetCustomAttributes(typeof(ListItemViewAttribute), true);
+            if ((attribs != null) && (attribs.Length > 0))
+            {
+                ListItemViewAttribute viewAttribute = attribs[0] as ListItemViewAttribute;
+                if (viewAttribute != null)
+                {
+                    viewType = viewAttribute.ViewType;
+                }
+            }
+            return viewType;
+        }
+
+
+        protected override void OnDrawItem(DrawItemEventArgs e)
+        {
+            if (e.Index < 0)
+            {
+                return;
+            }
+            if (Items.Count < 1)
+            {
+                return;
+            }
+            object itemToDraw = Items[e.Index];
+            if (itemToDraw == null)
+            {
+                return;
+            }
+            ListItemViewControl listItemRenderer = GetRenderer(itemToDraw);
+            listItemRenderer.DrawItemState = e.State;
+            if ((e.State & DrawItemState.Selected) == DrawItemState.Selected)
+            {
+                if (Editable)
+                {
+                    if (activeItemViewControl != null)
+                    {
+                        activeItemViewControl.Location = e.Bounds.Location;
+                        activeItemViewControl.DrawItemState = e.State;
+                    }
+                }
+
+            }
+            listItemRenderer.Item = itemToDraw;
+            listItemRenderer.UpdateView();
+            listItemRenderer.TabStop = false;
+            listItemRenderer.Parent = this;
+            listItemRenderer.Top = -2000;
+            Bitmap rendererBitmap = GetRendererBitmap(itemToDraw);
+            itemLocations[itemToDraw] = e.Bounds.Location;
+            listItemRenderer.DrawToBitmap(rendererBitmap, new Rectangle(new Point(0, 0), listItemRenderer.Size));
+            e.Graphics.DrawImage(rendererBitmap, e.Bounds.Location);
+        }
+
+        protected override void OnMeasureItem(MeasureItemEventArgs e)
+        {
+            base.OnMeasureItem(e);
+            if (e.Index < 0)
+            {
+                return;
+            }
+            if (Items.Count == 0)
+            {
+                return;
+            }
+            object listItem = this.Items[e.Index];
+            if (listItem == null)
+            {
+                return;
+            }
+            ListItemViewControl listItemRenderer = GetRenderer(listItem);
+            listItemRenderer.Item = listItem;
+            listItemRenderer.UpdateView();
+            listItemRenderer.TabStop = false;
+            listItemRenderer.Parent = this;
+            listItemRenderer.Top = -2000;
+            listItemRenderer.PerformAutoScale();
+            e.ItemHeight = listItemRenderer.Height;
+            e.ItemWidth = listItemRenderer.Width;
+        }
+
+
+        protected override void OnSelectedIndexChanged(EventArgs e)
+        {
+            try
+            {
+                if (this.SelectedIndex < 0)
+                {
+                    return;
+                }
+                object selectedItem = Items[this.SelectedIndex];
+                if (selectedItem == null)
+                {
+                    return;
+                }
+                SelectedItemViewControl = Activator.CreateInstance(GetDetailViewType(selectedItem.GetType())) as ListItemViewControl;
+                SelectedItemViewControl.ServiceProvider = this.serviceProvider;
+                SelectedItemViewControl.Item = selectedItem;
+                SelectedItemViewControl.DrawItemState = DrawItemState.Selected;
+                SelectedItemViewControl.ItemChanged += new EventHandler(SelectedItemDetailViewControlItemChanged);
+                SelectedItemViewControl.UpdateView();
+                if (Editable)
+                {
+                    if (activeItemViewControl != null)
+                    {
+                        this.Controls.Remove(activeItemViewControl);
+                    }
+                    if (selectedItem != null)
+                    {
+
+                        activeItemViewControl = Activator.CreateInstance(GetItemViewType(selectedItem.GetType())) as ListItemViewControl;
+                        if (itemLocations.ContainsKey(selectedItem))
+                        {
+                            activeItemDetailViewControl.Location = itemLocations[selectedItem];
+                        }
+                        activeItemViewControl.DrawItemState = DrawItemState.Selected;
+                        activeItemViewControl.UpdateView();
+                        activeItemViewControl.Item = selectedItem;
+
+                        this.Controls.Add(activeItemViewControl);
+                    }
+                }
+            }
+            catch (Exception exception)
+            {
+                DesignerHelpers.ShowMessage(serviceProvider, exception.Message, DR.GetString(DR.WorkflowDesignerTitle), MessageBoxButtons.OK,
+                    MessageBoxIcon.Error, MessageBoxDefaultButton.Button1);
+                throw;
+            }
+            base.OnSelectedIndexChanged(e);
+        }
+
+        private ListItemViewControl GetRenderer(object listItem)
+        {
+            Type viewType = GetItemViewType(listItem.GetType());
+
+            if (!listItemViewRenderers.ContainsKey(viewType.Name))
+            {
+                listItemViewRenderers.Add(viewType.Name, Activator.CreateInstance(viewType) as ListItemViewControl);
+            }
+            ListItemViewControl listItemRenderer = listItemViewRenderers[viewType.Name];
+            return listItemRenderer;
+        }
+
+        private Bitmap GetRendererBitmap(object listItem)
+        {
+            Type viewType = GetItemViewType(listItem.GetType());
+            ListItemViewControl listItemRenderer = GetRenderer(listItem);
+            if (listItemRenderer == null)
+            {
+                return null;
+            }
+            if (!listItemBitmapCache.ContainsKey(viewType.Name))
+            {
+                listItemBitmapCache.Add(viewType.Name, new Bitmap(listItemRenderer.Size.Width, listItemRenderer.Size.Height));
+            }
+
+            Bitmap rendererBitmap = listItemBitmapCache[viewType.Name];
+            return rendererBitmap;
+        }
+
+        void SelectedItemDetailViewControlItemChanged(object sender, EventArgs e)
+        {
+            this.Refresh();
+        }
+    }
+}

external/referencesource/System.WorkflowServices/System/Workflow/Activities/Design/ServiceContractDetailViewControl.Designer.cs

@@ -0,0 +1,68 @@
+//------------------------------------------------------------
+// Copyright (c) Microsoft Corporation.  All rights reserved.
+//------------------------------------------------------------
+namespace System.Workflow.Activities.Design
+{
+    internal partial class ServiceContractDetailViewControl
+    {
+        /// <summary> 
+        /// Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary> 
+        /// Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Component Designer generated code
+
+        /// <summary> 
+        /// Required method for Designer support - do not modify 
+        /// the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            System.ComponentModel.ComponentResourceManager resources = new System.ComponentModel.ComponentResourceManager(typeof(ServiceContractDetailViewControl));
+            this.contractNameLabel = new System.Windows.Forms.Label();
+            this.contractNameTextBox = new System.Windows.Forms.TextBox();
+            this.SuspendLayout();
+            // 
+            // contractNameLabel
+            // 
+            resources.ApplyResources(this.contractNameLabel, "contractNameLabel");
+            this.contractNameLabel.ForeColor = System.Drawing.SystemColors.ControlText;
+            this.contractNameLabel.Name = "contractNameLabel";
+            // 
+            // contractNameTextBox
+            // 
+            resources.ApplyResources(this.contractNameTextBox, "contractNameTextBox");
+            this.contractNameTextBox.Name = "contractNameTextBox";
+            // 
+            // ServiceContractDetailViewControl
+            // 
+            resources.ApplyResources(this, "$this");
+            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.BackColor = System.Drawing.Color.Transparent;
+            this.Controls.Add(this.contractNameTextBox);
+            this.Controls.Add(this.contractNameLabel);
+            this.Name = "ServiceContractDetailViewControl";
+            this.ResumeLayout(false);
+            this.PerformLayout();
+
+        }
+
+        #endregion
+
+        private System.Windows.Forms.Label contractNameLabel;
+        private System.Windows.Forms.TextBox contractNameTextBox;
+    }
+}

external/referencesource/System.WorkflowServices/System/Workflow/Activities/Design/ServiceContractDetailViewControl.cs

@@ -0,0 +1,85 @@
+//------------------------------------------------------------
+// Copyright (c) Microsoft Corporation.  All rights reserved.
+//------------------------------------------------------------
+
+namespace System.Workflow.Activities.Design
+{
+    using System;
+    using System.ComponentModel;
+    using System.Runtime;
+    using System.Workflow.ComponentModel;
+    using System.Workflow.ComponentModel.Design;
+
+    internal partial class ServiceContractDetailViewControl : ListItemViewControl
+    {
+
+        public ServiceContractDetailViewControl()
+        {
+            InitializeComponent();
+        }
+        public override event EventHandler ItemChanged;
+
+        public override void UpdateView()
+        {
+            ServiceContractListItem listItem = this.Item as ServiceContractListItem;
+            Fx.Assert(listItem != null, "listItem needs to be a ServiceContractListItem");
+            contractNameTextBox.Text = listItem.Name;
+            contractNameTextBox.Enabled = true;
+            contractNameTextBox.ReadOnly = true;
+            if (listItem.IsCustomContract)
+            {
+                this.contractNameTextBox.ReadOnly = false;
+                this.contractNameTextBox.Validated += new EventHandler(contractNameTextBox_Validated);
+                this.contractNameTextBox.Validating += new CancelEventHandler(contractNameTextBox_Validating);
+            }
+            base.UpdateView();
+        }
+
+        void contractNameTextBox_Validated(object sender, EventArgs e)
+        {
+            ServiceContractListItem contractListItem = (ServiceContractListItem) this.Item;
+            UpdateImplementingActivities(contractListItem);
+            // finally notify other observers of this change
+            if (this.ItemChanged != null)
+            {
+                this.ItemChanged.Invoke(this, null);
+            }
+        }
+
+
+
+        void contractNameTextBox_Validating(object sender, CancelEventArgs e)
+        {
+            ServiceContractListItem contractListItem = (ServiceContractListItem) this.Item;
+            string oldName = contractListItem.Name;
+            contractListItem.Name = this.contractNameTextBox.Text;
+            if (contractListItem.Validating != null)
+            {
+                contractListItem.Validating.Invoke(contractListItem, e);
+            }
+            if (e.Cancel)
+            {
+                this.contractNameTextBox.Text = oldName;
+                contractListItem.Name = oldName;
+                e.Cancel = false;
+            }
+
+        }
+
+
+        private void UpdateImplementingActivities(ServiceContractListItem listItem)
+        {
+            foreach (WorkflowServiceOperationListItem workflowOperationListItem in listItem.Operations)
+            {
+                Fx.Assert(workflowOperationListItem != null, "Operations inside an editable contract should only be workflow first operations");
+                workflowOperationListItem.Operation.ContractName = listItem.Name;
+                // update the activities implementing the operation too
+                foreach (Activity activity in workflowOperationListItem.ImplementingActivities)
+                {
+                    PropertyDescriptorUtils.SetPropertyValue(this.ServiceProvider, ServiceOperationHelpers.GetServiceOperationInfoPropertyDescriptor(activity), activity, workflowOperationListItem.Operation.Clone());
+                }
+
+            }
+        }
+    }
+}

external/referencesource/System.WorkflowServices/System/Workflow/Activities/Design/ServiceContractListItem.cs

@@ -0,0 +1,132 @@
+//------------------------------------------------------------
+// Copyright (c) Microsoft Corporation.  All rights reserved.
+//------------------------------------------------------------
+namespace System.Workflow.Activities.Design
+{
+    using System;
+    using System.Collections.Generic;
+    using System.ComponentModel;
+    using System.Runtime;
+    using System.ServiceModel;
+    using System.Windows.Forms;
+    using System.Workflow.ComponentModel;
+
+    [ListItemView(typeof(ServiceContractViewControl))]
+    [ListItemDetailView(typeof(ServiceContractDetailViewControl))]
+    class ServiceContractListItem : object
+    {
+        ListBox container;
+        Type contractType;
+        bool isCustomContract;
+        ServiceOperationListItem lastItemAdded;
+        string name;
+        ServiceOperationListItemList operations;
+
+        public ServiceContractListItem(ListBox container)
+        {
+            if (container == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("container");
+            }
+            this.operations = new ServiceOperationListItemList();
+            this.container = container;
+        }
+
+        public CancelEventHandler Validating;
+
+        public Type ContractType
+        {
+            get { return contractType; }
+            set { contractType = value; }
+        }
+
+        public bool IsCustomContract
+        {
+            get { return isCustomContract; }
+            set { isCustomContract = value; }
+        }
+
+        public string Name
+        {
+            get { return name; }
+            set { name = value; }
+        }
+
+        public IEnumerable<ServiceOperationListItem> Operations
+        {
+            get { return operations; }
+        }
+
+
+
+        public void AddOperation(ServiceOperationListItem operation)
+        {
+            if (operation == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("operation");
+            }
+            // Dont add operation if operation.Name is broken
+            if (String.IsNullOrEmpty(operation.Name))
+            {
+                return;
+            }
+            ServiceOperationListItem cachedItem = this.operations.Find(operation.Name);
+            if (cachedItem != null)
+            {
+                foreach (Activity activity in operation.ImplementingActivities)
+                {
+                    if (!cachedItem.ImplementingActivities.Contains(activity))
+                    {
+                        cachedItem.ImplementingActivities.Add(activity);
+                    }
+                }
+            }
+            else
+            {
+                this.operations.Add(operation);
+                int positionToAddAt = this.container.Items.IndexOf(this) + 1;
+                if (this.operations.Count > 1)
+                {
+                    positionToAddAt = this.container.Items.IndexOf(lastItemAdded) + 1;
+                }
+                lastItemAdded = operation;
+                this.container.Items.Insert(positionToAddAt, operation);
+            }
+        }
+
+        public WorkflowServiceOperationListItem CreateOperation()
+        {
+            WorkflowServiceOperationListItem result = (WorkflowServiceOperationListItem) this.operations.CreateWithUniqueName();
+            result.Operation.ContractName = this.Name;
+            return result;
+        }
+
+        public ServiceOperationListItem Find(string operationName)
+        {
+            Fx.Assert(operationName != null, "operationName != null");
+            return this.operations.Find(operationName);
+        }
+
+        public void SelectionOperation(ServiceOperationListItem operation)
+        {
+            if (operation == null)
+            {
+                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("operation");
+            }
+            // Dont select if operation.Name is broken
+            if (String.IsNullOrEmpty(operation.Name))
+            {
+                return;
+            }
+            ServiceOperationListItem operationListItem = this.operations.Find(operation.Name);
+            if (operationListItem != null)
+            {
+                this.container.SetSelected(container.Items.IndexOf(operationListItem), true);
+            }
+        }
+        public override string ToString()
+        {
+            return Name;
+        }
+    }
+}

external/referencesource/System.WorkflowServices/System/Workflow/Activities/Design/ServiceContractListItemList.cs

@@ -0,0 +1,41 @@
+//----------------------------------------------------------------
+// Copyright (c) Microsoft Corporation.  All rights reserved.
+//----------------------------------------------------------------
+namespace System.Workflow.Activities.Design
+{
+    using System.Runtime;
+    using System.ServiceModel;
+    using System.Windows.Forms;
+
+    class ServiceContractListItemList : NamedObjectList<ServiceContractListItem>
+    {
+        ListBox container;
+
+        public ServiceContractListItemList(ListBox container)
+        {
+            Fx.Assert(container != null, "Null container passed to ServiceContractListItemList.");
+            this.container = container;
+        }
+
+        protected override string GeneratedNameFormatResource
+        {
+            get
+            {
+                return SR2.GeneratedContractNameFormat;
+            }
+        }
+
+        protected override ServiceContractListItem CreateObject(string name)
+        {
+            ServiceContractListItem result = new ServiceContractListItem(this.container);
+            result.Name = name;
+            return result;
+        }
+
+        protected override string GetName(ServiceContractListItem obj)
+        {
+            Fx.Assert(obj != null, "Null object passed to ServiceContractListItemList.GetName()");
+            return obj.Name;
+        }
+    }
+}