Code:
/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / cdf / src / WF / Common / AuthoringOM / Design / ComponentSerializationService.cs / 1438166 / ComponentSerializationService.cs
namespace System.Workflow.ComponentModel.Design
{
using System;
using System.IO;
using System.Xml;
using System.Reflection;
using System.Collections;
using System.Globalization;
using System.ComponentModel;
using System.Collections.Generic;
using System.ComponentModel.Design;
using System.Runtime.Serialization;
using System.Workflow.ComponentModel.Compiler;
using System.ComponentModel.Design.Serialization;
using System.Workflow.ComponentModel.Serialization;
using System.Runtime.Serialization.Formatters.Binary;
using System.Diagnostics.CodeAnalysis;
internal class XomlComponentSerializationService : ComponentSerializationService
{
private IServiceProvider serviceProvider = null;
internal XomlComponentSerializationService(IServiceProvider serviceProvider)
{
this.serviceProvider = serviceProvider;
}
public override SerializationStore CreateStore()
{
return new WorkflowMarkupSerializationStore(this.serviceProvider);
}
public override SerializationStore LoadStore(Stream stream)
{
if (stream == null) throw new ArgumentNullException("stream");
BinaryFormatter f = new BinaryFormatter();
return (WorkflowMarkupSerializationStore)f.Deserialize(stream);
}
// error CS0534: 'System.Workflow.ComponentModel.Design.XomlComponentSerializationService' does not implement inherited abstract member 'System.ComponentModel.Design.Serialization.ComponentSerializationService.SerializeAbsolute(System.ComponentModel.Design.Serialization.SerializationStore, object)'
public override void SerializeAbsolute(SerializationStore store, object value)
{
this.Serialize(store, value);
}
public override void Serialize(SerializationStore store, object value)
{
if (store == null) throw new ArgumentNullException("store");
if (value == null) throw new ArgumentNullException("value");
WorkflowMarkupSerializationStore xomlStore = store as WorkflowMarkupSerializationStore;
if (xomlStore == null) throw new InvalidOperationException(SR.GetString(SR.Error_UnknownSerializationStore));
xomlStore.AddObject(value);
}
//error CS0534: 'System.Workflow.ComponentModel.Design.XomlComponentSerializationService' does not implement inherited abstract member 'System.ComponentModel.Design.Serialization.ComponentSerializationService.SerializeMemberAbsolute(System.ComponentModel.Design.Serialization.SerializationStore, object, System.ComponentModel.MemberDescriptor)'
public override void SerializeMemberAbsolute(SerializationStore store, object owningObject, MemberDescriptor member)
{
this.SerializeMember(store, owningObject, member);
}
public override void SerializeMember(SerializationStore store, object owningObject, MemberDescriptor member)
{
if (store == null) throw new ArgumentNullException("store");
if (owningObject == null) throw new ArgumentNullException("owningObject");
if (member == null) throw new ArgumentNullException("member");
WorkflowMarkupSerializationStore xomlStore = store as WorkflowMarkupSerializationStore;
if (xomlStore == null) throw new InvalidOperationException(SR.GetString(SR.Error_UnknownSerializationStore));
xomlStore.AddMember(owningObject, member);
}
public override ICollection Deserialize(SerializationStore store)
{
if (store == null) throw new ArgumentNullException("store");
WorkflowMarkupSerializationStore xomlStore = store as WorkflowMarkupSerializationStore;
if (xomlStore == null) throw new InvalidOperationException(SR.GetString(SR.Error_UnknownSerializationStore));
return (ICollection)xomlStore.Deserialize(this.serviceProvider);
}
public override ICollection Deserialize(SerializationStore store, IContainer container)
{
if (store == null) throw new ArgumentNullException("store");
if (container == null) throw new ArgumentNullException("container");
WorkflowMarkupSerializationStore xomlStore = store as WorkflowMarkupSerializationStore;
if (xomlStore == null) throw new InvalidOperationException(SR.GetString(SR.Error_UnknownSerializationStore));
return xomlStore.Deserialize(this.serviceProvider, container);
}
// build 40409
// error CS0115: 'System.Workflow.ComponentModel.Design.XomlComponentSerializationService.DeserializeTo(System.ComponentModel.Design.Serialization.SerializationStore, System.ComponentModel.IContainer)': no suitable method found to override
// build 40420
// error CS0506: 'System.Workflow.ComponentModel.Design.XomlComponentSerializationService.DeserializeTo(System.ComponentModel.Design.Serialization.SerializationStore, System.ComponentModel.IContainer, bool)': cannot override inherited member 'System.ComponentModel.Design.Serialization.ComponentSerializationService.DeserializeTo(System.ComponentModel.Design.Serialization.SerializationStore, System.ComponentModel.IContainer, bool)' because it is not marked virtual, abstract, or override
public override void DeserializeTo(SerializationStore store, IContainer container, bool validateRecycledTypes, bool applyDefaults)
{
//
if (store == null) throw new ArgumentNullException("store");
if (container == null) throw new ArgumentNullException("container");
WorkflowMarkupSerializationStore xomlStore = store as WorkflowMarkupSerializationStore;
if (xomlStore == null) throw new InvalidOperationException(SR.GetString(SR.Error_UnknownSerializationStore));
xomlStore.DeserializeTo(this.serviceProvider, container);
}
internal static PropertyInfo GetProperty(Type type, string name, BindingFlags bindingFlags)
{
PropertyInfo propertyInfo = null;
try
{
propertyInfo = type.GetProperty(name, bindingFlags);
}
catch (AmbiguousMatchException)
{
// this will ensure properties with "new" keyword are detected
PropertyInfo[] properties = type.GetProperties(bindingFlags);
foreach (PropertyInfo prop in properties)
{
if (prop.Name.Equals(name, StringComparison.Ordinal))
{
propertyInfo = prop;
break;
}
}
}
return propertyInfo;
}
}
[Serializable]
internal class WorkflowMarkupSerializationStore: SerializationStore,
ISerializable
{
// keys used to persist data in binary stream
private const string SerializedXmlString = "XmlString";
private const string AssembliesKey = "Assemblies";
// these field are only used for Store creation.
private IServiceProvider serviceProvider = null;
private List activities = new List();
private List parentObjectNameList = new List();
private List memberList = new List();
// these fields persist across the store
private string serializedXmlString;
private AssemblyName[] assemblies;
internal WorkflowMarkupSerializationStore(IServiceProvider serviceProvider)
{
this.serviceProvider = serviceProvider;
}
private WorkflowMarkupSerializationStore(SerializationInfo info, StreamingContext context)
{
this.serializedXmlString = (String)info.GetValue(SerializedXmlString, typeof(String));
this.assemblies = (AssemblyName[])info.GetValue(AssembliesKey, typeof(AssemblyName[]));
}
private AssemblyName[] AssemblyNames
{
get
{
return this.assemblies;
}
}
internal void AddObject(object value)
{
if(this.serializedXmlString != null)
throw new InvalidOperationException(DR.GetString(DR.InvalidOperationStoreAlreadyClosed));
Activity activity = value as Activity;
if (activity == null)
throw new ArgumentException("value");
this.activities.Add(activity);
}
internal void AddMember(object value, MemberDescriptor member)
{
if (value == null)
throw new ArgumentNullException("value");
if (member == null)
throw new ArgumentNullException("member");
if (this.serializedXmlString != null)
throw new InvalidOperationException(DR.GetString(DR.InvalidOperationStoreAlreadyClosed));
IReferenceService referenceService = this.serviceProvider.GetService(typeof(IReferenceService)) as IReferenceService;
this.parentObjectNameList.Add(referenceService.GetName(value));
this.memberList.Add(member);
}
internal IList Deserialize(IServiceProvider serviceProvider)
{
DesignerSerializationManager serializationManager = new LocalDesignerSerializationManager(this, serviceProvider);
using (serializationManager.CreateSession())
{
ArrayList objects = new ArrayList();
WorkflowMarkupSerializationManager xomlSerializationManager = new WorkflowMarkupSerializationManager(serializationManager);
XmlTextReader reader = new XmlTextReader(this.serializedXmlString, XmlNodeType.Element, null);
reader.MoveToElement();
do
{
if (!reader.Read())
return objects;
xomlSerializationManager.FoundDefTag += delegate(object sender, WorkflowMarkupElementEventArgs eventArgs)
{
if (eventArgs.XmlReader.LookupNamespace(eventArgs.XmlReader.Prefix) == StandardXomlKeys.Definitions_XmlNs &&
xomlSerializationManager.Context.Current is Activity
)
WorkflowMarkupSerializationHelpers.ProcessDefTag(xomlSerializationManager, eventArgs.XmlReader, xomlSerializationManager.Context.Current as Activity, true, string.Empty);
};
WorkflowMarkupSerializer xomlSerializer = new WorkflowMarkupSerializer();
object activityDecl = xomlSerializer.DeserializeObject(xomlSerializationManager, reader);
if (activityDecl == null)
throw new InvalidOperationException(DR.GetString(DR.InvalidOperationDeserializationReturnedNonActivity));
if (activityDecl is Activity)
(activityDecl as Activity).UserData.Remove(UserDataKeys.CustomActivity);
objects.Add(activityDecl);
} while (true);
}
}
internal ICollection Deserialize(IServiceProvider serviceProvider, IContainer container)
{
throw new NotImplementedException();
}
internal void DeserializeTo(IServiceProvider serviceProvider, IContainer container)
{
DesignerSerializationManager serializationManager = new LocalDesignerSerializationManager(this, serviceProvider);
using (serializationManager.CreateSession())
{
WorkflowMarkupSerializationManager xomlSerializationManager = new WorkflowMarkupSerializationManager(serializationManager);
PropertySegmentSerializationProvider propertySegmentSerializationProvider = new PropertySegmentSerializationProvider();
xomlSerializationManager.AddSerializationProvider(propertySegmentSerializationProvider);
StringReader stringReader = new StringReader(this.serializedXmlString);
using (XmlTextReader reader = new XmlTextReader(stringReader))
{
while (reader.NodeType != XmlNodeType.Element && reader.NodeType != XmlNodeType.ProcessingInstruction && reader.Read());
IReferenceService referenceService = this.serviceProvider.GetService(typeof(IReferenceService)) as IReferenceService;
IComponentChangeService componentChangeService = this.serviceProvider.GetService(typeof(IComponentChangeService)) as IComponentChangeService;
for (int loop = 0; loop < this.memberList.Count; loop++)
{
object obj = referenceService.GetReference(this.parentObjectNameList[loop]);
if (obj != null)
{
bool needChangeEvent = (componentChangeService != null) && (!(obj is IComponent) || (((IComponent)obj).Site == null));
PropertyDescriptor member = this.memberList[loop] as PropertyDescriptor;
if (needChangeEvent)
componentChangeService.OnComponentChanging(obj, member);
xomlSerializationManager.Context.Push(obj);
PropertySegmentSerializer serializer = new PropertySegmentSerializer(null);
PropertySegment propertySegment = serializer.DeserializeObject(xomlSerializationManager, reader) as PropertySegment;
System.Diagnostics.Debug.Assert(obj == xomlSerializationManager.Context.Current, "Serialization Store did not remove object which it pushed onto the stack.");
xomlSerializationManager.Context.Pop();
if (needChangeEvent)
componentChangeService.OnComponentChanged(obj, member, null, null);
}
}
}
xomlSerializationManager.RemoveSerializationProvider(propertySegmentSerializationProvider);
}
}
#region ISerializable implementation
void ISerializable.GetObjectData(SerializationInfo info, StreamingContext context)
{
info.AddValue(SerializedXmlString, this.serializedXmlString);
info.AddValue(AssembliesKey, this.assemblies);
}
#endregion
#region SerializationStore overrides
public override void Save(Stream stream)
{
Close();
BinaryFormatter f = new BinaryFormatter();
f.Serialize(stream, this);
}
public override void Close()
{
if (this.serializedXmlString != null)
return;
DesignerSerializationManager serializationManager = new LocalDesignerSerializationManager(this, serviceProvider);
using (serializationManager.CreateSession())
{
// serialize all objects
WorkflowMarkupSerializationManager xomlSerializationManager = new WorkflowMarkupSerializationManager(serializationManager);
StringWriter stringWriter = new StringWriter(CultureInfo.InvariantCulture);
using (XmlTextWriter writer = new XmlTextWriter(stringWriter))
{
if (this.memberList.Count == 0)
{
WorkflowMarkupSerializer xomlSerializer = new WorkflowMarkupSerializer();
foreach (Activity activity in this.activities)
xomlSerializer.SerializeObject(xomlSerializationManager, activity, writer);
}
else
{
PropertySegmentSerializationProvider propertySegmentSerializationProvider = new PropertySegmentSerializationProvider();
xomlSerializationManager.AddSerializationProvider(propertySegmentSerializationProvider);
xomlSerializationManager.Context.Push(new StringWriter(CultureInfo.InvariantCulture));
IReferenceService referenceService = this.serviceProvider.GetService(typeof(IReferenceService)) as IReferenceService;
if (referenceService != null)
{
for (int loop = 0; loop < this.memberList.Count; loop++)
{
object obj = referenceService.GetReference(this.parentObjectNameList[loop]);
PropertySegmentSerializer serializer = new PropertySegmentSerializer(null);
if (this.memberList[loop] is PropertyDescriptor)
{
PropertyInfo propertyInfo = XomlComponentSerializationService.GetProperty(obj.GetType(), (this.memberList[loop] as PropertyDescriptor).Name, BindingFlags.Public | BindingFlags.Instance);
if (propertyInfo != null)
serializer.SerializeObject(xomlSerializationManager, new PropertySegment(this.serviceProvider, obj, propertyInfo), writer);
else
serializer.SerializeObject(xomlSerializationManager, new PropertySegment(this.serviceProvider, obj, this.memberList[loop] as PropertyDescriptor), writer);
}
else if (this.memberList[loop] is EventDescriptor)
{
// Events.
IEventBindingService eventBindingService = this.serviceProvider.GetService(typeof(IEventBindingService)) as IEventBindingService;
if (eventBindingService != null)
{
PropertySegment propertySegment = new PropertySegment(serviceProvider, obj, eventBindingService.GetEventProperty(this.memberList[loop] as EventDescriptor));
serializer.SerializeObject(xomlSerializationManager, propertySegment, writer);
}
}
}
}
xomlSerializationManager.Context.Pop();
xomlSerializationManager.RemoveSerializationProvider(propertySegmentSerializationProvider);
}
}
this.serializedXmlString = stringWriter.ToString();
// store all the assembly names
List assemblyList = new List();
foreach (Activity activity in this.activities)
{
Assembly a = activity.GetType().Assembly;
assemblyList.Add(a.GetName(true));
}
this.assemblies = assemblyList.ToArray();
this.activities.Clear();
this.activities = null;
}
}
public override System.Collections.ICollection Errors
{
get
{
return null;
}
}
#endregion
#region Class LocalDesignerSerializationManager
private class LocalDesignerSerializationManager: DesignerSerializationManager
{
private WorkflowMarkupSerializationStore store;
internal LocalDesignerSerializationManager(WorkflowMarkupSerializationStore store, IServiceProvider provider) : base(provider)
{
this.store = store;
}
[SuppressMessage("Microsoft.Globalization", "CA1307:SpecifyStringComparison", MessageId="System.String.IndexOf(System.String)", Justification="This is not a security issue because its a design time class")]
protected override Type GetType(string name)
{
Type t = base.GetType(name);
if (t == null)
{
//When we try to load type from an assembly we need only the type name and not
//assembly qualified type name
int index = name.IndexOf(",");
if (index != -1)
name = name.Substring(0, index);
AssemblyName[] names = this.store.AssemblyNames;
foreach (AssemblyName n in names)
{
Assembly a = Assembly.Load(n);
if (a != null)
{
t = a.GetType(name);
if (t != null)
break;
}
}
if (t == null)
{
// Failing that go after their dependencies.
foreach (AssemblyName n in names)
{
Assembly a = Assembly.Load(n);
if (a != null)
{
foreach (AssemblyName dep in a.GetReferencedAssemblies())
{
Assembly aDep = Assembly.Load(dep);
if (aDep != null)
{
t = aDep.GetType(name);
if (t != null)
break;
}
}
if (t != null)
break;
}
}
}
}
return t;
}
}
#endregion
}
#region Class PropertySegment
internal sealed class PropertySegment
{
private IServiceProvider serviceProvider = null;
private object obj = null;
private PropertyInfo property = null;
private PropertyDescriptor propertyDescriptor = null;
public PropertySegment(IServiceProvider serviceProvider, object obj)
{
this.serviceProvider = serviceProvider;
this.obj = obj;
}
internal PropertySegment(IServiceProvider serviceProvider, object obj, PropertyInfo property)
{
this.serviceProvider = serviceProvider;
this.obj = obj;
this.property = property;
}
internal PropertySegment(IServiceProvider serviceProvider, object obj, PropertyDescriptor propertyDescriptor)
{
this.serviceProvider = serviceProvider;
this.obj = obj;
this.propertyDescriptor = propertyDescriptor;
}
internal object Object
{
get {return this.obj;}
}
internal IServiceProvider ServiceProvider
{
get
{
return this.serviceProvider;
}
}
internal PropertyDescriptor PropertyDescriptor
{
get
{
PropertyDescriptor propertyDesc = this.propertyDescriptor;
if (propertyDesc == null && this.obj != null && this.property != null)
propertyDesc = TypeDescriptor.GetProperties(this.obj)[this.property.Name];
return propertyDesc;
}
}
internal PropertyInfo[] GetProperties(IServiceProvider serviceProvider)
{
ArrayList properties = new ArrayList(GetType().GetProperties());
if (this.property != null)
{
properties.Add(new PropertySegmentPropertyInfo(this, this.property));
}
else if (this.propertyDescriptor != null)
{
properties.Add(new PropertySegmentPropertyInfo(this, this.propertyDescriptor));
}
else if (this.obj != null)
{
PropertyDescriptorCollection props = null;
TypeConverter converter = TypeDescriptor.GetConverter(this.obj);
if (converter != null && converter.GetPropertiesSupported())
{
DummyTypeDescriptorContext dummyContext = new DummyTypeDescriptorContext(this.serviceProvider, GetComponent(this.obj, serviceProvider), null);
props = converter.GetProperties(dummyContext, this.obj, new Attribute[] { });
}
else
props = TypeDescriptor.GetProperties(this.obj);
foreach (PropertyDescriptor propDesc in props)
{
PropertyInfo propInfo = XomlComponentSerializationService.GetProperty(this.obj.GetType(), propDesc.Name, BindingFlags.Public | BindingFlags.Instance);
if (propInfo != null)
{
if (Helpers.GetSerializationVisibility(propInfo) == DesignerSerializationVisibility.Hidden)
continue;
properties.Add(new PropertySegmentPropertyInfo(this, propInfo));
}
else
{
properties.Add(new PropertySegmentPropertyInfo(this, propDesc));
if (propDesc.Converter != null)
{
DummyTypeDescriptorContext dummyContext = new DummyTypeDescriptorContext(this.serviceProvider, GetComponent(this.obj, serviceProvider), propDesc);
if (propDesc.Converter.GetPropertiesSupported(dummyContext))
{
foreach (PropertyDescriptor childDesc in propDesc.Converter.GetProperties(dummyContext, this.obj, new Attribute[] { }))
{
properties.Add(new PropertySegmentPropertyInfo(this, childDesc));
}
}
}
}
}
}
return properties.ToArray(typeof(PropertyInfo)) as PropertyInfo[];
}
private IComponent GetComponent(object obj, IServiceProvider serviceProvider)
{
IComponent component = obj as IComponent;
if ((component == null || component.Site == null) && serviceProvider != null)
{
IReferenceService rs = serviceProvider.GetService(typeof(IReferenceService)) as IReferenceService;
if (rs != null)
component = rs.GetComponent(obj);
}
return component;
}
}
#endregion
#region Class DummyTypeDescriptorContext
internal class DummyTypeDescriptorContext : ITypeDescriptorContext
{
private IServiceProvider serviceProvider;
private object component = null;
private PropertyDescriptor propDescriptor = null;
public DummyTypeDescriptorContext(IServiceProvider serviceProvider, object component, PropertyDescriptor propDescriptor)
{
this.serviceProvider = serviceProvider;
this.propDescriptor = propDescriptor;
this.component = component;
}
public IContainer Container { get { return null; } }
public object Instance { get { return this.component; } }
public PropertyDescriptor PropertyDescriptor { get { return this.propDescriptor; } }
public void OnComponentChanged() { }
public bool OnComponentChanging() { return true; }
public object GetService(Type serviceType)
{
if (this.serviceProvider != null)
return this.serviceProvider.GetService(serviceType);
else
return null;
}
}
#endregion
#region Class PropertySegmentPropertyInfo
internal sealed class PropertySegmentPropertyInfo : PropertyInfo
{
private PropertyInfo realPropInfo = null;
private PropertyDescriptor realPropDesc = null;
private PropertySegment propertySegment;
internal PropertySegmentPropertyInfo(PropertySegment propertySegment, PropertyInfo realPropInfo)
{
this.realPropInfo = realPropInfo;
this.propertySegment = propertySegment;
}
internal PropertySegmentPropertyInfo(PropertySegment propertySegment, PropertyDescriptor realPropDesc)
{
this.realPropDesc = realPropDesc;
this.propertySegment = propertySegment;
}
internal PropertySegment PropertySegment
{
get
{
return this.propertySegment;
}
}
#region Property Info overrides
public override Type PropertyType
{
get
{
if (this.realPropInfo != null)
return this.realPropInfo.PropertyType;
else if (this.realPropDesc != null)
return this.realPropDesc.PropertyType;
return null;
}
}
public override object GetValue(object obj, BindingFlags invokeAttr, Binder binder, object[] index, CultureInfo culture)
{
DependencyProperty dependencyProperty = null;
Activity activity = null;
if (this.propertySegment != null)
activity = this.propertySegment.Object as Activity;
if (activity != null)
{
string propertyName = Name;
Type propertyType = DeclaringType;
if (!String.IsNullOrEmpty(propertyName) && propertyType != null)
dependencyProperty = DependencyProperty.FromName(propertyName, propertyType);
}
object value = null;
object targetObj = (this.propertySegment == null) ? obj : this.propertySegment.Object;
if (dependencyProperty != null && !dependencyProperty.DefaultMetadata.IsMetaProperty)
{
// If this is not a Bind, we retrieve the value through the property descriptor.
// If we have directly assigned the value to the property then GetBinding is going to return null
// If that happens then we need to make sure that we get at the actual value
if (activity.IsBindingSet(dependencyProperty))
value = activity.GetBinding(dependencyProperty);
else if(!dependencyProperty.IsEvent)
value = activity.GetValue(dependencyProperty);
else
value = activity.GetHandler(dependencyProperty);
}
if (value == null)
{
if (this.realPropInfo != null)
value = this.realPropInfo.GetValue(targetObj, invokeAttr, binder, index, culture);
else if (this.realPropDesc != null)
value = this.realPropDesc.GetValue(targetObj);
}
return value;
}
public override void SetValue(object obj, object value, BindingFlags invokeAttr, Binder binder, object[] index, CultureInfo culture)
{
if (obj == null)
throw new ArgumentNullException("obj");
string propertyName = Name;
DependencyProperty dependencyProperty = null;
PropertySegment propertySegment = obj as PropertySegment;
Activity activity = (propertySegment != null) ? propertySegment.Object as Activity : obj as Activity;
if (activity != null)
{
Type propertyType = DeclaringType;
if (!String.IsNullOrEmpty(propertyName) && propertyType != null)
dependencyProperty = DependencyProperty.FromName(propertyName, propertyType);
}
PropertyDescriptor propertyDescriptor = null;
object destnObject = null;
if (propertySegment != null)
{
PropertyDescriptorCollection props = null;
TypeConverter converter = TypeDescriptor.GetConverter(propertySegment.Object);
if (converter != null && converter.GetPropertiesSupported())
{
DummyTypeDescriptorContext dummyContext = new DummyTypeDescriptorContext(propertySegment.ServiceProvider, propertySegment.Object, this.realPropDesc);
props = converter.GetProperties(dummyContext, propertySegment.Object, new Attribute[] { });
}
else
props = TypeDescriptor.GetProperties(propertySegment.Object);
foreach (PropertyDescriptor propDesc in props)
{
if (propDesc.Name == propertyName)
{
propertyDescriptor = propDesc;
}
else if (propDesc.Converter != null)
{
DummyTypeDescriptorContext dummyContext = new DummyTypeDescriptorContext(propertySegment.ServiceProvider, propertySegment.Object, propDesc);
if (propDesc.GetValue(propertySegment.Object) != null && propDesc.Converter.GetPropertiesSupported(dummyContext))
{
foreach (PropertyDescriptor childDesc in propDesc.Converter.GetProperties(dummyContext, propDesc.GetValue(propertySegment.Object), new Attribute[] { }))
{
if (childDesc.Name == propertyName)
propertyDescriptor = childDesc;
}
}
}
}
destnObject = propertySegment.Object;
}
else
{
propertyDescriptor = TypeDescriptor.GetProperties(obj)[propertyName];
destnObject = obj;
}
if (propertyDescriptor != null && destnObject != null)
propertyDescriptor.SetValue(destnObject, value);
}
public override MethodInfo[] GetAccessors(bool nonPublic)
{
if (this.realPropInfo != null)
return this.realPropInfo.GetAccessors(nonPublic);
return new MethodInfo[0];
}
public override MethodInfo GetGetMethod(bool nonPublic)
{
if (this.realPropInfo != null)
return this.realPropInfo.GetGetMethod(nonPublic);
return null;
}
public override MethodInfo GetSetMethod(bool nonPublic)
{
if (this.realPropInfo != null)
return this.realPropInfo.GetSetMethod(nonPublic);
return null;
}
public override ParameterInfo[] GetIndexParameters()
{
if (this.realPropInfo != null)
return this.realPropInfo.GetIndexParameters();
return new ParameterInfo[0];
}
public override PropertyAttributes Attributes
{
get
{
if (this.realPropInfo != null)
return this.realPropInfo.Attributes;
return PropertyAttributes.None;
}
}
public override bool CanRead
{
get
{
if (this.realPropInfo != null)
return this.realPropInfo.CanRead;
return true;
}
}
public override bool CanWrite
{
get
{
if (this.realPropInfo != null)
return this.realPropInfo.CanWrite;
else if (this.realPropDesc != null)
return !(this.realPropDesc.IsReadOnly);
return false;
}
}
public override string Name
{
get
{
if (this.realPropInfo != null)
return this.realPropInfo.Name;
else if (this.realPropDesc != null)
return this.realPropDesc.Name;
return String.Empty;
}
}
public override Type DeclaringType
{
get
{
if (this.realPropInfo != null)
return this.realPropInfo.DeclaringType;
else if (this.realPropDesc != null)
return this.realPropDesc.ComponentType;
return null;
}
}
public override Type ReflectedType
{
get
{
if (this.realPropInfo != null)
return this.realPropInfo.ReflectedType;
return null;
}
}
#endregion
#region MemberInfo Overrides
public override object[] GetCustomAttributes(bool inherit)
{
if (this.realPropInfo != null)
return this.realPropInfo.GetCustomAttributes(inherit);
return new AttributeInfoAttribute[0];
}
public override object[] GetCustomAttributes(Type attributeType, bool inherit)
{
if (this.realPropInfo != null)
return this.realPropInfo.GetCustomAttributes(attributeType, inherit);
return new AttributeInfoAttribute[0];
}
public override bool IsDefined(Type attributeType, bool inherit)
{
if (this.realPropInfo != null)
return this.realPropInfo.IsDefined(attributeType, inherit);
return false;
}
#endregion
}
#endregion
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
namespace System.Workflow.ComponentModel.Design
{
using System;
using System.IO;
using System.Xml;
using System.Reflection;
using System.Collections;
using System.Globalization;
using System.ComponentModel;
using System.Collections.Generic;
using System.ComponentModel.Design;
using System.Runtime.Serialization;
using System.Workflow.ComponentModel.Compiler;
using System.ComponentModel.Design.Serialization;
using System.Workflow.ComponentModel.Serialization;
using System.Runtime.Serialization.Formatters.Binary;
using System.Diagnostics.CodeAnalysis;
internal class XomlComponentSerializationService : ComponentSerializationService
{
private IServiceProvider serviceProvider = null;
internal XomlComponentSerializationService(IServiceProvider serviceProvider)
{
this.serviceProvider = serviceProvider;
}
public override SerializationStore CreateStore()
{
return new WorkflowMarkupSerializationStore(this.serviceProvider);
}
public override SerializationStore LoadStore(Stream stream)
{
if (stream == null) throw new ArgumentNullException("stream");
BinaryFormatter f = new BinaryFormatter();
return (WorkflowMarkupSerializationStore)f.Deserialize(stream);
}
// error CS0534: 'System.Workflow.ComponentModel.Design.XomlComponentSerializationService' does not implement inherited abstract member 'System.ComponentModel.Design.Serialization.ComponentSerializationService.SerializeAbsolute(System.ComponentModel.Design.Serialization.SerializationStore, object)'
public override void SerializeAbsolute(SerializationStore store, object value)
{
this.Serialize(store, value);
}
public override void Serialize(SerializationStore store, object value)
{
if (store == null) throw new ArgumentNullException("store");
if (value == null) throw new ArgumentNullException("value");
WorkflowMarkupSerializationStore xomlStore = store as WorkflowMarkupSerializationStore;
if (xomlStore == null) throw new InvalidOperationException(SR.GetString(SR.Error_UnknownSerializationStore));
xomlStore.AddObject(value);
}
//error CS0534: 'System.Workflow.ComponentModel.Design.XomlComponentSerializationService' does not implement inherited abstract member 'System.ComponentModel.Design.Serialization.ComponentSerializationService.SerializeMemberAbsolute(System.ComponentModel.Design.Serialization.SerializationStore, object, System.ComponentModel.MemberDescriptor)'
public override void SerializeMemberAbsolute(SerializationStore store, object owningObject, MemberDescriptor member)
{
this.SerializeMember(store, owningObject, member);
}
public override void SerializeMember(SerializationStore store, object owningObject, MemberDescriptor member)
{
if (store == null) throw new ArgumentNullException("store");
if (owningObject == null) throw new ArgumentNullException("owningObject");
if (member == null) throw new ArgumentNullException("member");
WorkflowMarkupSerializationStore xomlStore = store as WorkflowMarkupSerializationStore;
if (xomlStore == null) throw new InvalidOperationException(SR.GetString(SR.Error_UnknownSerializationStore));
xomlStore.AddMember(owningObject, member);
}
public override ICollection Deserialize(SerializationStore store)
{
if (store == null) throw new ArgumentNullException("store");
WorkflowMarkupSerializationStore xomlStore = store as WorkflowMarkupSerializationStore;
if (xomlStore == null) throw new InvalidOperationException(SR.GetString(SR.Error_UnknownSerializationStore));
return (ICollection)xomlStore.Deserialize(this.serviceProvider);
}
public override ICollection Deserialize(SerializationStore store, IContainer container)
{
if (store == null) throw new ArgumentNullException("store");
if (container == null) throw new ArgumentNullException("container");
WorkflowMarkupSerializationStore xomlStore = store as WorkflowMarkupSerializationStore;
if (xomlStore == null) throw new InvalidOperationException(SR.GetString(SR.Error_UnknownSerializationStore));
return xomlStore.Deserialize(this.serviceProvider, container);
}
// build 40409
// error CS0115: 'System.Workflow.ComponentModel.Design.XomlComponentSerializationService.DeserializeTo(System.ComponentModel.Design.Serialization.SerializationStore, System.ComponentModel.IContainer)': no suitable method found to override
// build 40420
// error CS0506: 'System.Workflow.ComponentModel.Design.XomlComponentSerializationService.DeserializeTo(System.ComponentModel.Design.Serialization.SerializationStore, System.ComponentModel.IContainer, bool)': cannot override inherited member 'System.ComponentModel.Design.Serialization.ComponentSerializationService.DeserializeTo(System.ComponentModel.Design.Serialization.SerializationStore, System.ComponentModel.IContainer, bool)' because it is not marked virtual, abstract, or override
public override void DeserializeTo(SerializationStore store, IContainer container, bool validateRecycledTypes, bool applyDefaults)
{
//
if (store == null) throw new ArgumentNullException("store");
if (container == null) throw new ArgumentNullException("container");
WorkflowMarkupSerializationStore xomlStore = store as WorkflowMarkupSerializationStore;
if (xomlStore == null) throw new InvalidOperationException(SR.GetString(SR.Error_UnknownSerializationStore));
xomlStore.DeserializeTo(this.serviceProvider, container);
}
internal static PropertyInfo GetProperty(Type type, string name, BindingFlags bindingFlags)
{
PropertyInfo propertyInfo = null;
try
{
propertyInfo = type.GetProperty(name, bindingFlags);
}
catch (AmbiguousMatchException)
{
// this will ensure properties with "new" keyword are detected
PropertyInfo[] properties = type.GetProperties(bindingFlags);
foreach (PropertyInfo prop in properties)
{
if (prop.Name.Equals(name, StringComparison.Ordinal))
{
propertyInfo = prop;
break;
}
}
}
return propertyInfo;
}
}
[Serializable]
internal class WorkflowMarkupSerializationStore: SerializationStore,
ISerializable
{
// keys used to persist data in binary stream
private const string SerializedXmlString = "XmlString";
private const string AssembliesKey = "Assemblies";
// these field are only used for Store creation.
private IServiceProvider serviceProvider = null;
private List activities = new List();
private List parentObjectNameList = new List();
private List memberList = new List();
// these fields persist across the store
private string serializedXmlString;
private AssemblyName[] assemblies;
internal WorkflowMarkupSerializationStore(IServiceProvider serviceProvider)
{
this.serviceProvider = serviceProvider;
}
private WorkflowMarkupSerializationStore(SerializationInfo info, StreamingContext context)
{
this.serializedXmlString = (String)info.GetValue(SerializedXmlString, typeof(String));
this.assemblies = (AssemblyName[])info.GetValue(AssembliesKey, typeof(AssemblyName[]));
}
private AssemblyName[] AssemblyNames
{
get
{
return this.assemblies;
}
}
internal void AddObject(object value)
{
if(this.serializedXmlString != null)
throw new InvalidOperationException(DR.GetString(DR.InvalidOperationStoreAlreadyClosed));
Activity activity = value as Activity;
if (activity == null)
throw new ArgumentException("value");
this.activities.Add(activity);
}
internal void AddMember(object value, MemberDescriptor member)
{
if (value == null)
throw new ArgumentNullException("value");
if (member == null)
throw new ArgumentNullException("member");
if (this.serializedXmlString != null)
throw new InvalidOperationException(DR.GetString(DR.InvalidOperationStoreAlreadyClosed));
IReferenceService referenceService = this.serviceProvider.GetService(typeof(IReferenceService)) as IReferenceService;
this.parentObjectNameList.Add(referenceService.GetName(value));
this.memberList.Add(member);
}
internal IList Deserialize(IServiceProvider serviceProvider)
{
DesignerSerializationManager serializationManager = new LocalDesignerSerializationManager(this, serviceProvider);
using (serializationManager.CreateSession())
{
ArrayList objects = new ArrayList();
WorkflowMarkupSerializationManager xomlSerializationManager = new WorkflowMarkupSerializationManager(serializationManager);
XmlTextReader reader = new XmlTextReader(this.serializedXmlString, XmlNodeType.Element, null);
reader.MoveToElement();
do
{
if (!reader.Read())
return objects;
xomlSerializationManager.FoundDefTag += delegate(object sender, WorkflowMarkupElementEventArgs eventArgs)
{
if (eventArgs.XmlReader.LookupNamespace(eventArgs.XmlReader.Prefix) == StandardXomlKeys.Definitions_XmlNs &&
xomlSerializationManager.Context.Current is Activity
)
WorkflowMarkupSerializationHelpers.ProcessDefTag(xomlSerializationManager, eventArgs.XmlReader, xomlSerializationManager.Context.Current as Activity, true, string.Empty);
};
WorkflowMarkupSerializer xomlSerializer = new WorkflowMarkupSerializer();
object activityDecl = xomlSerializer.DeserializeObject(xomlSerializationManager, reader);
if (activityDecl == null)
throw new InvalidOperationException(DR.GetString(DR.InvalidOperationDeserializationReturnedNonActivity));
if (activityDecl is Activity)
(activityDecl as Activity).UserData.Remove(UserDataKeys.CustomActivity);
objects.Add(activityDecl);
} while (true);
}
}
internal ICollection Deserialize(IServiceProvider serviceProvider, IContainer container)
{
throw new NotImplementedException();
}
internal void DeserializeTo(IServiceProvider serviceProvider, IContainer container)
{
DesignerSerializationManager serializationManager = new LocalDesignerSerializationManager(this, serviceProvider);
using (serializationManager.CreateSession())
{
WorkflowMarkupSerializationManager xomlSerializationManager = new WorkflowMarkupSerializationManager(serializationManager);
PropertySegmentSerializationProvider propertySegmentSerializationProvider = new PropertySegmentSerializationProvider();
xomlSerializationManager.AddSerializationProvider(propertySegmentSerializationProvider);
StringReader stringReader = new StringReader(this.serializedXmlString);
using (XmlTextReader reader = new XmlTextReader(stringReader))
{
while (reader.NodeType != XmlNodeType.Element && reader.NodeType != XmlNodeType.ProcessingInstruction && reader.Read());
IReferenceService referenceService = this.serviceProvider.GetService(typeof(IReferenceService)) as IReferenceService;
IComponentChangeService componentChangeService = this.serviceProvider.GetService(typeof(IComponentChangeService)) as IComponentChangeService;
for (int loop = 0; loop < this.memberList.Count; loop++)
{
object obj = referenceService.GetReference(this.parentObjectNameList[loop]);
if (obj != null)
{
bool needChangeEvent = (componentChangeService != null) && (!(obj is IComponent) || (((IComponent)obj).Site == null));
PropertyDescriptor member = this.memberList[loop] as PropertyDescriptor;
if (needChangeEvent)
componentChangeService.OnComponentChanging(obj, member);
xomlSerializationManager.Context.Push(obj);
PropertySegmentSerializer serializer = new PropertySegmentSerializer(null);
PropertySegment propertySegment = serializer.DeserializeObject(xomlSerializationManager, reader) as PropertySegment;
System.Diagnostics.Debug.Assert(obj == xomlSerializationManager.Context.Current, "Serialization Store did not remove object which it pushed onto the stack.");
xomlSerializationManager.Context.Pop();
if (needChangeEvent)
componentChangeService.OnComponentChanged(obj, member, null, null);
}
}
}
xomlSerializationManager.RemoveSerializationProvider(propertySegmentSerializationProvider);
}
}
#region ISerializable implementation
void ISerializable.GetObjectData(SerializationInfo info, StreamingContext context)
{
info.AddValue(SerializedXmlString, this.serializedXmlString);
info.AddValue(AssembliesKey, this.assemblies);
}
#endregion
#region SerializationStore overrides
public override void Save(Stream stream)
{
Close();
BinaryFormatter f = new BinaryFormatter();
f.Serialize(stream, this);
}
public override void Close()
{
if (this.serializedXmlString != null)
return;
DesignerSerializationManager serializationManager = new LocalDesignerSerializationManager(this, serviceProvider);
using (serializationManager.CreateSession())
{
// serialize all objects
WorkflowMarkupSerializationManager xomlSerializationManager = new WorkflowMarkupSerializationManager(serializationManager);
StringWriter stringWriter = new StringWriter(CultureInfo.InvariantCulture);
using (XmlTextWriter writer = new XmlTextWriter(stringWriter))
{
if (this.memberList.Count == 0)
{
WorkflowMarkupSerializer xomlSerializer = new WorkflowMarkupSerializer();
foreach (Activity activity in this.activities)
xomlSerializer.SerializeObject(xomlSerializationManager, activity, writer);
}
else
{
PropertySegmentSerializationProvider propertySegmentSerializationProvider = new PropertySegmentSerializationProvider();
xomlSerializationManager.AddSerializationProvider(propertySegmentSerializationProvider);
xomlSerializationManager.Context.Push(new StringWriter(CultureInfo.InvariantCulture));
IReferenceService referenceService = this.serviceProvider.GetService(typeof(IReferenceService)) as IReferenceService;
if (referenceService != null)
{
for (int loop = 0; loop < this.memberList.Count; loop++)
{
object obj = referenceService.GetReference(this.parentObjectNameList[loop]);
PropertySegmentSerializer serializer = new PropertySegmentSerializer(null);
if (this.memberList[loop] is PropertyDescriptor)
{
PropertyInfo propertyInfo = XomlComponentSerializationService.GetProperty(obj.GetType(), (this.memberList[loop] as PropertyDescriptor).Name, BindingFlags.Public | BindingFlags.Instance);
if (propertyInfo != null)
serializer.SerializeObject(xomlSerializationManager, new PropertySegment(this.serviceProvider, obj, propertyInfo), writer);
else
serializer.SerializeObject(xomlSerializationManager, new PropertySegment(this.serviceProvider, obj, this.memberList[loop] as PropertyDescriptor), writer);
}
else if (this.memberList[loop] is EventDescriptor)
{
// Events.
IEventBindingService eventBindingService = this.serviceProvider.GetService(typeof(IEventBindingService)) as IEventBindingService;
if (eventBindingService != null)
{
PropertySegment propertySegment = new PropertySegment(serviceProvider, obj, eventBindingService.GetEventProperty(this.memberList[loop] as EventDescriptor));
serializer.SerializeObject(xomlSerializationManager, propertySegment, writer);
}
}
}
}
xomlSerializationManager.Context.Pop();
xomlSerializationManager.RemoveSerializationProvider(propertySegmentSerializationProvider);
}
}
this.serializedXmlString = stringWriter.ToString();
// store all the assembly names
List assemblyList = new List();
foreach (Activity activity in this.activities)
{
Assembly a = activity.GetType().Assembly;
assemblyList.Add(a.GetName(true));
}
this.assemblies = assemblyList.ToArray();
this.activities.Clear();
this.activities = null;
}
}
public override System.Collections.ICollection Errors
{
get
{
return null;
}
}
#endregion
#region Class LocalDesignerSerializationManager
private class LocalDesignerSerializationManager: DesignerSerializationManager
{
private WorkflowMarkupSerializationStore store;
internal LocalDesignerSerializationManager(WorkflowMarkupSerializationStore store, IServiceProvider provider) : base(provider)
{
this.store = store;
}
[SuppressMessage("Microsoft.Globalization", "CA1307:SpecifyStringComparison", MessageId="System.String.IndexOf(System.String)", Justification="This is not a security issue because its a design time class")]
protected override Type GetType(string name)
{
Type t = base.GetType(name);
if (t == null)
{
//When we try to load type from an assembly we need only the type name and not
//assembly qualified type name
int index = name.IndexOf(",");
if (index != -1)
name = name.Substring(0, index);
AssemblyName[] names = this.store.AssemblyNames;
foreach (AssemblyName n in names)
{
Assembly a = Assembly.Load(n);
if (a != null)
{
t = a.GetType(name);
if (t != null)
break;
}
}
if (t == null)
{
// Failing that go after their dependencies.
foreach (AssemblyName n in names)
{
Assembly a = Assembly.Load(n);
if (a != null)
{
foreach (AssemblyName dep in a.GetReferencedAssemblies())
{
Assembly aDep = Assembly.Load(dep);
if (aDep != null)
{
t = aDep.GetType(name);
if (t != null)
break;
}
}
if (t != null)
break;
}
}
}
}
return t;
}
}
#endregion
}
#region Class PropertySegment
internal sealed class PropertySegment
{
private IServiceProvider serviceProvider = null;
private object obj = null;
private PropertyInfo property = null;
private PropertyDescriptor propertyDescriptor = null;
public PropertySegment(IServiceProvider serviceProvider, object obj)
{
this.serviceProvider = serviceProvider;
this.obj = obj;
}
internal PropertySegment(IServiceProvider serviceProvider, object obj, PropertyInfo property)
{
this.serviceProvider = serviceProvider;
this.obj = obj;
this.property = property;
}
internal PropertySegment(IServiceProvider serviceProvider, object obj, PropertyDescriptor propertyDescriptor)
{
this.serviceProvider = serviceProvider;
this.obj = obj;
this.propertyDescriptor = propertyDescriptor;
}
internal object Object
{
get {return this.obj;}
}
internal IServiceProvider ServiceProvider
{
get
{
return this.serviceProvider;
}
}
internal PropertyDescriptor PropertyDescriptor
{
get
{
PropertyDescriptor propertyDesc = this.propertyDescriptor;
if (propertyDesc == null && this.obj != null && this.property != null)
propertyDesc = TypeDescriptor.GetProperties(this.obj)[this.property.Name];
return propertyDesc;
}
}
internal PropertyInfo[] GetProperties(IServiceProvider serviceProvider)
{
ArrayList properties = new ArrayList(GetType().GetProperties());
if (this.property != null)
{
properties.Add(new PropertySegmentPropertyInfo(this, this.property));
}
else if (this.propertyDescriptor != null)
{
properties.Add(new PropertySegmentPropertyInfo(this, this.propertyDescriptor));
}
else if (this.obj != null)
{
PropertyDescriptorCollection props = null;
TypeConverter converter = TypeDescriptor.GetConverter(this.obj);
if (converter != null && converter.GetPropertiesSupported())
{
DummyTypeDescriptorContext dummyContext = new DummyTypeDescriptorContext(this.serviceProvider, GetComponent(this.obj, serviceProvider), null);
props = converter.GetProperties(dummyContext, this.obj, new Attribute[] { });
}
else
props = TypeDescriptor.GetProperties(this.obj);
foreach (PropertyDescriptor propDesc in props)
{
PropertyInfo propInfo = XomlComponentSerializationService.GetProperty(this.obj.GetType(), propDesc.Name, BindingFlags.Public | BindingFlags.Instance);
if (propInfo != null)
{
if (Helpers.GetSerializationVisibility(propInfo) == DesignerSerializationVisibility.Hidden)
continue;
properties.Add(new PropertySegmentPropertyInfo(this, propInfo));
}
else
{
properties.Add(new PropertySegmentPropertyInfo(this, propDesc));
if (propDesc.Converter != null)
{
DummyTypeDescriptorContext dummyContext = new DummyTypeDescriptorContext(this.serviceProvider, GetComponent(this.obj, serviceProvider), propDesc);
if (propDesc.Converter.GetPropertiesSupported(dummyContext))
{
foreach (PropertyDescriptor childDesc in propDesc.Converter.GetProperties(dummyContext, this.obj, new Attribute[] { }))
{
properties.Add(new PropertySegmentPropertyInfo(this, childDesc));
}
}
}
}
}
}
return properties.ToArray(typeof(PropertyInfo)) as PropertyInfo[];
}
private IComponent GetComponent(object obj, IServiceProvider serviceProvider)
{
IComponent component = obj as IComponent;
if ((component == null || component.Site == null) && serviceProvider != null)
{
IReferenceService rs = serviceProvider.GetService(typeof(IReferenceService)) as IReferenceService;
if (rs != null)
component = rs.GetComponent(obj);
}
return component;
}
}
#endregion
#region Class DummyTypeDescriptorContext
internal class DummyTypeDescriptorContext : ITypeDescriptorContext
{
private IServiceProvider serviceProvider;
private object component = null;
private PropertyDescriptor propDescriptor = null;
public DummyTypeDescriptorContext(IServiceProvider serviceProvider, object component, PropertyDescriptor propDescriptor)
{
this.serviceProvider = serviceProvider;
this.propDescriptor = propDescriptor;
this.component = component;
}
public IContainer Container { get { return null; } }
public object Instance { get { return this.component; } }
public PropertyDescriptor PropertyDescriptor { get { return this.propDescriptor; } }
public void OnComponentChanged() { }
public bool OnComponentChanging() { return true; }
public object GetService(Type serviceType)
{
if (this.serviceProvider != null)
return this.serviceProvider.GetService(serviceType);
else
return null;
}
}
#endregion
#region Class PropertySegmentPropertyInfo
internal sealed class PropertySegmentPropertyInfo : PropertyInfo
{
private PropertyInfo realPropInfo = null;
private PropertyDescriptor realPropDesc = null;
private PropertySegment propertySegment;
internal PropertySegmentPropertyInfo(PropertySegment propertySegment, PropertyInfo realPropInfo)
{
this.realPropInfo = realPropInfo;
this.propertySegment = propertySegment;
}
internal PropertySegmentPropertyInfo(PropertySegment propertySegment, PropertyDescriptor realPropDesc)
{
this.realPropDesc = realPropDesc;
this.propertySegment = propertySegment;
}
internal PropertySegment PropertySegment
{
get
{
return this.propertySegment;
}
}
#region Property Info overrides
public override Type PropertyType
{
get
{
if (this.realPropInfo != null)
return this.realPropInfo.PropertyType;
else if (this.realPropDesc != null)
return this.realPropDesc.PropertyType;
return null;
}
}
public override object GetValue(object obj, BindingFlags invokeAttr, Binder binder, object[] index, CultureInfo culture)
{
DependencyProperty dependencyProperty = null;
Activity activity = null;
if (this.propertySegment != null)
activity = this.propertySegment.Object as Activity;
if (activity != null)
{
string propertyName = Name;
Type propertyType = DeclaringType;
if (!String.IsNullOrEmpty(propertyName) && propertyType != null)
dependencyProperty = DependencyProperty.FromName(propertyName, propertyType);
}
object value = null;
object targetObj = (this.propertySegment == null) ? obj : this.propertySegment.Object;
if (dependencyProperty != null && !dependencyProperty.DefaultMetadata.IsMetaProperty)
{
// If this is not a Bind, we retrieve the value through the property descriptor.
// If we have directly assigned the value to the property then GetBinding is going to return null
// If that happens then we need to make sure that we get at the actual value
if (activity.IsBindingSet(dependencyProperty))
value = activity.GetBinding(dependencyProperty);
else if(!dependencyProperty.IsEvent)
value = activity.GetValue(dependencyProperty);
else
value = activity.GetHandler(dependencyProperty);
}
if (value == null)
{
if (this.realPropInfo != null)
value = this.realPropInfo.GetValue(targetObj, invokeAttr, binder, index, culture);
else if (this.realPropDesc != null)
value = this.realPropDesc.GetValue(targetObj);
}
return value;
}
public override void SetValue(object obj, object value, BindingFlags invokeAttr, Binder binder, object[] index, CultureInfo culture)
{
if (obj == null)
throw new ArgumentNullException("obj");
string propertyName = Name;
DependencyProperty dependencyProperty = null;
PropertySegment propertySegment = obj as PropertySegment;
Activity activity = (propertySegment != null) ? propertySegment.Object as Activity : obj as Activity;
if (activity != null)
{
Type propertyType = DeclaringType;
if (!String.IsNullOrEmpty(propertyName) && propertyType != null)
dependencyProperty = DependencyProperty.FromName(propertyName, propertyType);
}
PropertyDescriptor propertyDescriptor = null;
object destnObject = null;
if (propertySegment != null)
{
PropertyDescriptorCollection props = null;
TypeConverter converter = TypeDescriptor.GetConverter(propertySegment.Object);
if (converter != null && converter.GetPropertiesSupported())
{
DummyTypeDescriptorContext dummyContext = new DummyTypeDescriptorContext(propertySegment.ServiceProvider, propertySegment.Object, this.realPropDesc);
props = converter.GetProperties(dummyContext, propertySegment.Object, new Attribute[] { });
}
else
props = TypeDescriptor.GetProperties(propertySegment.Object);
foreach (PropertyDescriptor propDesc in props)
{
if (propDesc.Name == propertyName)
{
propertyDescriptor = propDesc;
}
else if (propDesc.Converter != null)
{
DummyTypeDescriptorContext dummyContext = new DummyTypeDescriptorContext(propertySegment.ServiceProvider, propertySegment.Object, propDesc);
if (propDesc.GetValue(propertySegment.Object) != null && propDesc.Converter.GetPropertiesSupported(dummyContext))
{
foreach (PropertyDescriptor childDesc in propDesc.Converter.GetProperties(dummyContext, propDesc.GetValue(propertySegment.Object), new Attribute[] { }))
{
if (childDesc.Name == propertyName)
propertyDescriptor = childDesc;
}
}
}
}
destnObject = propertySegment.Object;
}
else
{
propertyDescriptor = TypeDescriptor.GetProperties(obj)[propertyName];
destnObject = obj;
}
if (propertyDescriptor != null && destnObject != null)
propertyDescriptor.SetValue(destnObject, value);
}
public override MethodInfo[] GetAccessors(bool nonPublic)
{
if (this.realPropInfo != null)
return this.realPropInfo.GetAccessors(nonPublic);
return new MethodInfo[0];
}
public override MethodInfo GetGetMethod(bool nonPublic)
{
if (this.realPropInfo != null)
return this.realPropInfo.GetGetMethod(nonPublic);
return null;
}
public override MethodInfo GetSetMethod(bool nonPublic)
{
if (this.realPropInfo != null)
return this.realPropInfo.GetSetMethod(nonPublic);
return null;
}
public override ParameterInfo[] GetIndexParameters()
{
if (this.realPropInfo != null)
return this.realPropInfo.GetIndexParameters();
return new ParameterInfo[0];
}
public override PropertyAttributes Attributes
{
get
{
if (this.realPropInfo != null)
return this.realPropInfo.Attributes;
return PropertyAttributes.None;
}
}
public override bool CanRead
{
get
{
if (this.realPropInfo != null)
return this.realPropInfo.CanRead;
return true;
}
}
public override bool CanWrite
{
get
{
if (this.realPropInfo != null)
return this.realPropInfo.CanWrite;
else if (this.realPropDesc != null)
return !(this.realPropDesc.IsReadOnly);
return false;
}
}
public override string Name
{
get
{
if (this.realPropInfo != null)
return this.realPropInfo.Name;
else if (this.realPropDesc != null)
return this.realPropDesc.Name;
return String.Empty;
}
}
public override Type DeclaringType
{
get
{
if (this.realPropInfo != null)
return this.realPropInfo.DeclaringType;
else if (this.realPropDesc != null)
return this.realPropDesc.ComponentType;
return null;
}
}
public override Type ReflectedType
{
get
{
if (this.realPropInfo != null)
return this.realPropInfo.ReflectedType;
return null;
}
}
#endregion
#region MemberInfo Overrides
public override object[] GetCustomAttributes(bool inherit)
{
if (this.realPropInfo != null)
return this.realPropInfo.GetCustomAttributes(inherit);
return new AttributeInfoAttribute[0];
}
public override object[] GetCustomAttributes(Type attributeType, bool inherit)
{
if (this.realPropInfo != null)
return this.realPropInfo.GetCustomAttributes(attributeType, inherit);
return new AttributeInfoAttribute[0];
}
public override bool IsDefined(Type attributeType, bool inherit)
{
if (this.realPropInfo != null)
return this.realPropInfo.IsDefined(attributeType, inherit);
return false;
}
#endregion
}
#endregion
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
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- DefaultMemberAttribute.cs
- MemberMaps.cs
- ObjectDataSourceDisposingEventArgs.cs
- SerializationHelper.cs
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- DataSourceHelper.cs
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- Symbol.cs
- XmlNamespaceMappingCollection.cs
- TransformerTypeCollection.cs
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- NativeMethods.cs
- Int64AnimationUsingKeyFrames.cs
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- SafeSecurityHandles.cs
- NullExtension.cs
- ToolStripRenderEventArgs.cs
- CodeTypeReferenceSerializer.cs
- MailWebEventProvider.cs
- ReferencedCollectionType.cs
- RubberbandSelector.cs
- ValueType.cs
- FactoryRecord.cs
- recordstatefactory.cs
- FileLogRecordEnumerator.cs
- RegexGroup.cs
- HwndAppCommandInputProvider.cs
- ValidatingReaderNodeData.cs
- PeerPresenceInfo.cs
- ISAPIWorkerRequest.cs
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- BinarySerializer.cs
- GeometryGroup.cs
- smtppermission.cs
- SerialReceived.cs
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- OracleRowUpdatedEventArgs.cs
- ClockController.cs
- UnsafeNativeMethods.cs
- FixedSOMTableRow.cs
- DecimalConstantAttribute.cs
- ReferentialConstraint.cs
- VirtualizedItemProviderWrapper.cs
- FormattedTextSymbols.cs
- BitmapCacheBrush.cs
- HtmlContainerControl.cs
- ZipIOZip64EndOfCentralDirectoryLocatorBlock.cs
- VirtualPath.cs
- ConnectionManager.cs
- ContentPlaceHolder.cs
- SoapElementAttribute.cs
- UserPreferenceChangingEventArgs.cs
- TextBlockAutomationPeer.cs
- HttpPostServerProtocol.cs
- NavigatorOutput.cs
- DetailsViewInsertEventArgs.cs
- ApplicationServicesHostFactory.cs
- DbProviderServices.cs
- BitConverter.cs
- DocumentViewerBase.cs
- Debug.cs
- XPathQilFactory.cs
- activationcontext.cs
- MatrixAnimationUsingKeyFrames.cs
- DataListItem.cs
- FragmentQuery.cs
- WriterOutput.cs
- SrgsRuleRef.cs
- MatrixAnimationUsingPath.cs
- PointCollectionConverter.cs
- ReliableRequestSessionChannel.cs
- CommonObjectSecurity.cs
- WebPartManagerInternals.cs
- SemaphoreFullException.cs
- CompModHelpers.cs
- RSAProtectedConfigurationProvider.cs
- Axis.cs
- MailMessageEventArgs.cs
- TextDecorationCollection.cs
- ImageSourceTypeConverter.cs
- IisTraceListener.cs