mcs/class/referencesource/System.Activities.Presentation/System.Activities.Presentation/System/Activities/Presentation/WorkflowDesigner.Debugger.cs

   1 //----------------------------------------------------------------
   2 // Copyright (c) Microsoft Corporation.  All rights reserved.
   3 //----------------------------------------------------------------
   4
   5 namespace System.Activities.Presentation
   6 {
   7     using System;
   8     using System.Activities.Debugger.Symbol;
   9     using System.Activities.Presentation.Debug;
  10     using System.Activities.Presentation.Model;
  11     using System.Activities.Presentation.Xaml;
  12     using System.Runtime;
  13     using System.Xaml;
  14
  15     public partial class WorkflowDesigner
  16     {
  17         public IDesignerDebugView DebugManagerView
  18         {
  19             get
  20             {
  21                 return this.DebuggerService;
  22             }
  23         }
  24
  25         DebuggerService DebuggerService
  26         {
  27             get
  28             {
  29                 if (this.debuggerService == null)
  30                 {
  31                     this.debuggerService = new DebuggerService(this.context);
  32                     this.context.Services.Publish<IDesignerDebugView>(this.debuggerService);
  33                 }
  34                 return this.debuggerService;
  35             }
  36         }
  37
  38         ModelSearchServiceImpl ModelSearchService
  39         {
  40             get;
  41             set;
  42         }
  43
  44         internal ObjectToSourceLocationMapping ObjectToSourceLocationMapping
  45         {
  46             get
  47             {
  48                 if (this.objectToSourceLocationMapping == null)
  49                 {
  50                     this.objectToSourceLocationMapping = new ObjectToSourceLocationMapping(this.ModelSearchService);
  51                 }
  52                 return this.objectToSourceLocationMapping;
  53             }
  54         }
  55
  56         // Get the attached workflow symbol and remove it from the root.
  57         WorkflowSymbol GetAttachedWorkflowSymbol()
  58         {
  59             object rootInstance = this.GetRootInstance();
  60             WorkflowSymbol wfSymbol = null;
  61
  62             if (rootInstance != null)
  63             {
  64                 Activity documentRootElement = GetRootWorkflowElement(rootInstance);
  65                 if (documentRootElement != null)
  66                 {
  67                     string symbolString;
  68                     if (AttachablePropertyServices.TryGetProperty<string>(documentRootElement, DebugSymbol.SymbolName, out symbolString))
  69                     {
  70                         try
  71                         {
  72                             wfSymbol = WorkflowSymbol.Decode(symbolString);
  73                             // Change the name to the currently loaded file.
  74                             wfSymbol.FileName = this.Context.Items.GetValue<WorkflowFileItem>().LoadedFile;
  75                         }
  76                         catch (Exception ex)
  77                         {
  78                             if (Fx.IsFatal(ex))
  79                             {
  80                                 throw;
  81                             }
  82                         }
  83                         finally
  84                         {
  85                             AttachablePropertyServices.RemoveProperty(documentRootElement, DebugSymbol.SymbolName);
  86                         }
  87                     }
  88                 }
  89             }
  90             return wfSymbol;
  91         }
  92     }
  93 }