Imported Upstream version 4.0.0~alpha1

Former-commit-id: 806294f5ded97629b74c85c09952f2a74fe182d9

external/referencesource/System.Workflow.Runtime/WorkflowEventArgs.cs

@@ -0,0 +1,165 @@
+// ****************************************************************************
+// Copyright (C) Microsoft Corporation.  All rights reserved.
+//
+
+using System;
+using System.IO;
+using System.Threading;
+using System.Diagnostics;
+using System.Globalization;
+using System.Collections;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+
+using System.Workflow.Runtime;
+using System.Workflow.ComponentModel;
+using System.Workflow.Runtime.Hosting;
+
+namespace System.Workflow.Runtime
+{
+
+    [Obsolete("The System.Workflow.* types are deprecated.  Instead, please use the new types from System.Activities.*")]
+    public class WorkflowEventArgs : EventArgs
+    {
+        private WorkflowInstance _instance;
+
+        internal WorkflowEventArgs(WorkflowInstance instance)
+        {
+            _instance = instance;
+        }
+
+        public WorkflowInstance WorkflowInstance
+        {
+            get
+            {
+                return _instance;
+            }
+        }
+    }
+
+    [Obsolete("The System.Workflow.* types are deprecated.  Instead, please use the new types from System.Activities.*")]
+    public class WorkflowCompletedEventArgs : WorkflowEventArgs
+    {
+        private Dictionary<String, Object> _outputParameters;
+        private Activity _originalWorkflowDefinition;
+        private Activity _workflowDefinition;
+
+        internal WorkflowCompletedEventArgs(WorkflowInstance instance, Activity workflowDefinition)
+            : base(instance)
+        {
+            this._outputParameters = new Dictionary<String, Object>();
+            this._originalWorkflowDefinition = workflowDefinition;
+            this._workflowDefinition = null;
+        }
+
+        public Dictionary<String, Object> OutputParameters
+        {
+            get
+            {
+                return this._outputParameters;
+            }
+        }
+
+        public Activity WorkflowDefinition
+        {
+            get
+            {
+                if (this._workflowDefinition == null)
+                {
+                    using (new WorkflowDefinitionLock(this._originalWorkflowDefinition))
+                    {
+                        if (this._workflowDefinition == null)
+                        {
+                            // Clone the original definition after locking the
+                            // definition's [....] object which was passed in
+                            // the constructor.  This is so that the host cannot
+                            // corrupt the shared definition
+                            Activity tempDefinition = this._originalWorkflowDefinition.Clone();
+                            Thread.MemoryBarrier();
+                            this._workflowDefinition = tempDefinition;
+                        }
+                    }
+                }
+
+                return this._workflowDefinition;
+            }
+        }
+    }
+
+    [Obsolete("The System.Workflow.* types are deprecated.  Instead, please use the new types from System.Activities.*")]
+    public class WorkflowSuspendedEventArgs : WorkflowEventArgs
+    {
+        private String _error;
+
+        internal WorkflowSuspendedEventArgs(WorkflowInstance instance, String error)
+            : base(instance)
+        {
+            this._error = error;
+        }
+
+        public String Error
+        {
+            get
+            {
+                return this._error;
+            }
+        }
+    }
+
+    [Obsolete("The System.Workflow.* types are deprecated.  Instead, please use the new types from System.Activities.*")]
+    public class WorkflowTerminatedEventArgs : WorkflowEventArgs
+    {
+        private Exception exception;
+
+        internal WorkflowTerminatedEventArgs(WorkflowInstance instance, String error)
+            : base(instance)
+        {
+            this.exception = new WorkflowTerminatedException(error);
+        }
+        internal WorkflowTerminatedEventArgs(WorkflowInstance instance, Exception e)
+            : base(instance)
+        {
+            this.exception = e;
+        }
+
+        public Exception Exception
+        {
+            get
+            {
+                return this.exception;
+            }
+        }
+    }
+
+    internal sealed class WorkflowDefinitionEventArgs : EventArgs
+    {
+        private Type _workflowType;
+        private byte[] _xomlHashCode;
+
+        internal WorkflowDefinitionEventArgs(Type scheduleType)
+        {
+            _workflowType = scheduleType;
+        }
+
+        internal WorkflowDefinitionEventArgs(byte[] scheduleDefHash)
+        {
+            _xomlHashCode = scheduleDefHash;
+        }
+
+        public Type WorkflowType
+        {
+            get
+            {
+                return _workflowType;
+            }
+        }
+
+        public byte[] WorkflowDefinitionHashCode
+        {
+            get
+            {
+                return _xomlHashCode;
+            }
+        }
+    }
+}