ReceiveDesigner.xaml.cs source code in C# .NET

Source code for the .NET framework in C#

                        

Code:

/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / cdf / src / NetFx40 / Tools / System.Activities.Core.Presentation / System / ServiceModel / Activities / Presentation / ReceiveDesigner.xaml.cs / 1305376 / ReceiveDesigner.xaml.cs

                            //---------------------------------------------------------------- 
// Copyright (c) Microsoft Corporation.  All rights reserved.
//---------------------------------------------------------------

namespace System.ServiceModel.Activities.Presentation 
{
    using Microsoft.VisualBasic.Activities; 
    using System; 
    using System.Activities;
    using System.Activities.Statements; 
    using System.Activities.Core.Presentation.Themes;
    using System.Activities.Core.Presentation;
    using System.Activities.Presentation;
    using System.Activities.Presentation.Metadata; 
    using System.Activities.Presentation.Model;
    using System.Activities.Presentation.View; 
    using System.Activities.Presentation.PropertyEditing; 
    using System.ComponentModel;
    using System.Diagnostics.CodeAnalysis; 
    using System.Globalization;
    using System.Reflection;
    using System.Windows;
    using System.Windows.Input; 
    using System.Windows.Media;
    using System.Runtime; 
    using System.Activities.Presentation.Services; 

    partial class ReceiveDesigner 
    {
        const string CorrelationsCategoryLabelKey = "correlationsCategoryLabel";
        const string MiscellaneousCategoryLabelKey = "miscellaneousCategoryLabel";
        const string AdvancedCategoryLabelKey = "advancedCategoryLabel"; 
        static string CorrelationHandleTypeNamespace = typeof(CorrelationHandle).Namespace;
        static string Message; 
        static string Action; 
        static string DeclaredMessageType;
 
        public static readonly RoutedCommand CreateSendReplyCommand = new RoutedCommand("CreateSendReply", typeof(ReceiveDesigner));

        [SuppressMessage(FxCop.Category.Performance, FxCop.Rule.InitializeReferenceTypeStaticFieldsInline,
            Justification = "PropertyValueEditors association needs to be done in the static constructor.")] 
        static ReceiveDesigner()
        { 
            AttributeTableBuilder builder = new AttributeTableBuilder(); 
            Type receiveType = typeof(Receive);
 
            builder.AddCustomAttributes(receiveType, receiveType.GetProperty("CorrelationInitializers"), PropertyValueEditor.CreateEditorAttribute(typeof(CorrelationInitializerValueEditor)));

            var categoryAttribute = new CategoryAttribute(EditorCategoryTemplateDictionary.Instance.GetCategoryTitle(CorrelationsCategoryLabelKey));
            var descriptionAttribute = new DescriptionAttribute(StringResourceDictionary.Instance.GetString("messagingCorrelatesWithHint", "")); 
            builder.AddCustomAttributes(receiveType, receiveType.GetProperty("CorrelatesWith"), categoryAttribute, descriptionAttribute);
 
            builder.AddCustomAttributes(receiveType, receiveType.GetProperty("CorrelatesOn"), categoryAttribute, BrowsableAttribute.Yes, 
                PropertyValueEditor.CreateEditorAttribute(typeof(CorrelatesOnValueEditor)));
            builder.AddCustomAttributes(receiveType, receiveType.GetProperty("CorrelationInitializers"), categoryAttribute, BrowsableAttribute.Yes, 
                PropertyValueEditor.CreateEditorAttribute(typeof(CorrelationInitializerValueEditor)));

            categoryAttribute = new CategoryAttribute(EditorCategoryTemplateDictionary.Instance.GetCategoryTitle(MiscellaneousCategoryLabelKey));
            builder.AddCustomAttributes(receiveType, receiveType.GetProperty("DisplayName"), categoryAttribute); 
            builder.AddCustomAttributes(receiveType, receiveType.GetProperty("OperationName"), categoryAttribute);
            builder.AddCustomAttributes(receiveType, receiveType.GetProperty("ServiceContractName"), categoryAttribute, new TypeConverterAttribute(typeof(XNameConverter))); 
            descriptionAttribute = new DescriptionAttribute(StringResourceDictionary.Instance.GetString("messagingValueHint", "")); 
            builder.AddCustomAttributes(receiveType, receiveType.GetProperty("Content"), categoryAttribute, descriptionAttribute, PropertyValueEditor.CreateEditorAttribute(typeof(ReceiveContentPropertyEditor)));
 
            var advancedAttribute = new EditorBrowsableAttribute(EditorBrowsableState.Advanced);
            builder.AddCustomAttributes(receiveType, receiveType.GetProperty("Action"), advancedAttribute, categoryAttribute);
            builder.AddCustomAttributes(
                receiveType, 
                "KnownTypes",
                advancedAttribute, 
                categoryAttribute, 
                PropertyValueEditor.CreateEditorAttribute(typeof(TypeCollectionPropertyEditor)),
                new EditorOptionsAttribute { Name = TypeCollectionPropertyEditor.AllowDuplicate, Value = false }); 

            builder.AddCustomAttributes(receiveType, receiveType.GetProperty("ProtectionLevel"), advancedAttribute, categoryAttribute);
            builder.AddCustomAttributes(receiveType, receiveType.GetProperty("SerializerOption"), advancedAttribute, categoryAttribute);
            builder.AddCustomAttributes(receiveType, receiveType.GetProperty("CanCreateInstance"), advancedAttribute, categoryAttribute); 

            Action = receiveType.GetProperty("Action").Name; 
 
            Type receiveMessageContentType = typeof(ReceiveMessageContent);
            Message = receiveMessageContentType.GetProperty("Message").Name; 
            DeclaredMessageType = receiveMessageContentType.GetProperty("DeclaredMessageType").Name;
            MetadataStore.AddAttributeTable(builder.CreateTable());

            ArgumentFixer.RegisterArgumentFixer( 
                new ActivityArgumentFixer
                ( 
                    (receive, isLocation) => 
                    {
                        if (!isLocation) 
                        {
                            return null;
                        }
                        ReceiveMessageContent content = receive.Content as ReceiveMessageContent; 
                        return content != null ? content.Message : null;
                    }, 
                    (receive, argument) => 
                    {
                        Fx.Assert(argument is OutArgument, "Only OutArgument could be passed to here"); 
                        ReceiveMessageContent content = receive.Content as ReceiveMessageContent;
                        if (content != null)
                        {
                            content.Message = (OutArgument)argument; 
                        }
                    } 
                ) 
                );
        } 

        public ReceiveDesigner()
        {
            InitializeComponent(); 
        }
 
        protected override void OnModelItemChanged(object newItem) 
        {
            base.OnModelItemChanged(newItem); 
            if (null != this.ModelItem)
            {
                this.ModelItem.PropertyChanged += OnModelItemPropertyChanged;
            } 
        }
 
        void OnModelItemPropertyChanged(object sender, PropertyChangedEventArgs e) 
        {
            if (string.Equals(e.PropertyName, Message)) 
            {
                ReceiveMessageContent messageContent = ((Receive)this.ModelItem.GetCurrentValue()).Content as ReceiveMessageContent;
                this.ModelItem.Properties[DeclaredMessageType].SetValue(null == messageContent ? null : messageContent.Message.ArgumentType);
            } 
        }
 
        protected override void OnReadOnlyChanged(bool isReadOnly) 
        {
            this.txtOperationName.IsReadOnly = isReadOnly; 
        }

        void OnCreateSendReplyExecute(object sender, ExecutedRoutedEventArgs e)
        { 
            ModelItem container;
            ModelItem flowStepContainer; 
 
            using (ModelEditingScope scope = this.ModelItem.BeginEdit((string)this.FindResource("createSendReplyDescription")))
            { 
                //special case handling for Sequence
                if (this.ModelItem.IsItemInSequence(out container))
                {
                    //get activities collection 
                    ModelItemCollection activities = container.Properties["Activities"].Collection;
                    //get index of Send within collection and increment by one 
                    int index = activities.IndexOf(this.ModelItem) + 1; 
                    //insert created reply just after the Receive
                    activities.Insert(index, ReceiveDesigner.CreateSendReply(container, this.ModelItem)); 
                }
                //special case handling for Flowchart
                else if (this.ModelItem.IsItemInFlowchart(out container, out flowStepContainer))
                { 
                    Activity replyActivity = ReceiveDesigner.CreateSendReply(container, this.ModelItem);
                    FlowchartDesigner.DropActivityBelow(this.ViewStateService, this.ModelItem, replyActivity, 30); 
                } 
                else
                { 
                    ErrorReporting.ShowAlertMessage(string.Format(CultureInfo.CurrentUICulture, System.Activities.Core.Presentation.SR.CannotPasteSendReplyOrReceiveReply, typeof(SendReply).Name));
                }
                scope.Complete();
            } 
            //always copy reply to clipboard
            Func callback = CreateSendReply; 
            CutCopyPasteHelper.PutCallbackOnClipBoard(callback, typeof(SendReply), this.ModelItem); 
            e.Handled = true;
        } 

        static SendReply CreateSendReply(ModelItem target, object context)
        {
            SendReply reply = null; 
            ModelItem receive = (ModelItem)context;
            if (null != receive) 
            { 
                Receive receiveInstance = (Receive)receive.GetCurrentValue();
                string name = null; 
                //if no correlation is set - create one
                if (null == receiveInstance.CorrelatesWith)
                {
                    Variable handleVariable = null; 
                    //first, look for nearest variable scope
                    ModelItemCollection variableScope = VariableHelper.FindRootVariableScope(receive).GetVariableCollection(); 
                    if (null != variableScope) 
                    {
                        ModelItemCollection correlations = receive.Properties["CorrelationInitializers"].Collection; 
                        bool hasRequestReplyHandle = false;
                        foreach (ModelItem item in correlations)
                        {
                            if (item.ItemType.IsAssignableFrom(typeof(RequestReplyCorrelationInitializer))) 
                            {
                                hasRequestReplyHandle = true; 
                                break; 
                            }
                        } 

                        if (!hasRequestReplyHandle)
                        {
                            //create unique variable name 
                            name = variableScope.CreateUniqueVariableName("__handle", 1);
                            //create variable 
                            handleVariable = Variable.Create(name, typeof(CorrelationHandle), VariableModifiers.None); 
                            //add it to the scope
                            variableScope.Add(handleVariable); 
                            //setup correlation
                            ImportDesigner.AddImport(CorrelationHandleTypeNamespace, receive.GetEditingContext());
                            VisualBasicValue expression = new VisualBasicValue { ExpressionText = name };
                            InArgument handle = new InArgument(expression); 
                            correlations.Add(new RequestReplyCorrelationInitializer { CorrelationHandle = handle });
                        } 
                    } 
                }
 
                reply = new SendReply()
                {
                    DisplayName = string.Format(CultureInfo.CurrentUICulture, "SendReplyTo{0}", receive.Properties["DisplayName"].ComputedValue),
                    Request = (Receive)receive.GetCurrentValue(), 
                };
            } 
            else 
            {
                MessageBox.Show( 
                    (string)StringResourceDictionary.Instance["receiveActivityCreateReplyErrorLabel"] ?? "Source 'Reply' element not found!",
                    (string)StringResourceDictionary.Instance["MessagingActivityTitle"] ?? "Send",
                    MessageBoxButton.OK, MessageBoxImage.Error);
            } 
            return reply;
        } 
 
        void OnDefineButtonClicked(object sender, RoutedEventArgs args)
        { 
            UndoEngine.Bookmark bookmark = this.Context.Services.GetService().CreateBookmark(StringResourceDictionary.Instance.GetString("editReceiveContent"));
            if (ReceiveContentDialog.ShowDialog(this.ModelItem, this.Context, this))
            {
                bookmark.CommitBookmark(); 
            }
            else 
            { 
                bookmark.RollbackBookmark();
            } 
        }
    }
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
                        

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