public override object Serialize(IDesignerSerializationManager manager, object obj)
{
if (manager == null)
{
throw new ArgumentNullException("manager");
}
if (manager.Context == null)
{
throw new ArgumentException("manager", SR.GetString("Error_MissingContextProperty"));
}
if (obj == null)
{
throw new ArgumentNullException("obj");
}
DependencyObject component = obj as DependencyObject;
if (component == null)
{
throw new ArgumentException(SR.GetString("Error_UnexpectedArgumentType", new object[] { typeof(DependencyObject).FullName }), "obj");
}
Activity context = obj as Activity;
if (context != null)
{
manager.Context.Push(context);
}
CodeStatementCollection statements = null;
try
{
if (context != null)
{
CodeDomSerializer serializer = manager.GetSerializer(typeof(Component), typeof(CodeDomSerializer)) as CodeDomSerializer;
if (serializer == null)
{
throw new InvalidOperationException(SR.GetString("General_MissingService", new object[] { typeof(CodeDomSerializer).FullName }));
}
statements = serializer.Serialize(manager, context) as CodeStatementCollection;
}
else
{
statements = base.Serialize(manager, obj) as CodeStatementCollection;
}
if (statements == null)
{
return(statements);
}
CodeStatementCollection statements2 = new CodeStatementCollection(statements);
CodeExpression targetObject = base.SerializeToExpression(manager, obj);
if (targetObject == null)
{
return(statements);
}
ArrayList list = new ArrayList();
List <DependencyProperty> list2 = new List <DependencyProperty>(component.MetaDependencyProperties);
foreach (DependencyProperty property in component.DependencyPropertyValues.Keys)
{
if (property.IsAttached && ((property.IsEvent && (property.OwnerType.GetField(property.Name + "Event", BindingFlags.Public | BindingFlags.Static | BindingFlags.DeclaredOnly) != null)) || (!property.IsEvent && (property.OwnerType.GetField(property.Name + "Property", BindingFlags.Public | BindingFlags.Static | BindingFlags.DeclaredOnly) != null))))
{
list2.Add(property);
}
}
foreach (DependencyProperty property2 in list2)
{
object binding = null;
if (component.IsBindingSet(property2))
{
binding = component.GetBinding(property2);
}
else if (!property2.IsEvent)
{
binding = component.GetValue(property2);
}
else
{
binding = component.GetHandler(property2);
}
if ((binding != null) && (property2.IsAttached || (!property2.DefaultMetadata.IsMetaProperty && (binding is ActivityBind))))
{
object[] attributes = property2.DefaultMetadata.GetAttributes(typeof(DesignerSerializationVisibilityAttribute));
if (attributes.Length > 0)
{
DesignerSerializationVisibilityAttribute attribute = attributes[0] as DesignerSerializationVisibilityAttribute;
if (attribute.Visibility == DesignerSerializationVisibility.Hidden)
{
continue;
}
}
CodeExpression expression2 = null;
string name = property2.Name + (property2.IsEvent ? "Event" : "Property");
FieldInfo field = property2.OwnerType.GetField(name, BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Static);
if ((field != null) && !field.IsPublic)
{
expression2 = new CodeMethodInvokeExpression(new CodeTypeReferenceExpression(typeof(DependencyProperty)), "FromName", new CodeExpression[] { new CodePrimitiveExpression(property2.Name), new CodeTypeOfExpression(property2.OwnerType) });
}
else
{
expression2 = new CodeFieldReferenceExpression(new CodeTypeReferenceExpression(property2.OwnerType), name);
}
CodeExpression expression = base.SerializeToExpression(manager, binding);
if ((expression2 != null) && (expression != null))
{
CodeMethodInvokeExpression expression4 = null;
if (binding is ActivityBind)
{
expression4 = new CodeMethodInvokeExpression(targetObject, "SetBinding", new CodeExpression[] { expression2, new CodeCastExpression(new CodeTypeReference(typeof(ActivityBind)), expression) });
}
else
{
expression4 = new CodeMethodInvokeExpression(targetObject, property2.IsEvent ? "AddHandler" : "SetValue", new CodeExpression[] { expression2, expression });
}
statements.Add(expression4);
foreach (CodeStatement statement in statements2)
{
if ((statement is CodeAssignStatement) && (((CodeAssignStatement)statement).Left is CodePropertyReferenceExpression))
{
CodePropertyReferenceExpression left = ((CodeAssignStatement)statement).Left as CodePropertyReferenceExpression;
if ((left.PropertyName == property2.Name) && left.TargetObject.Equals(targetObject))
{
statements.Remove(statement);
}
}
}
}
list.Add(property2);
}
}
if (!(manager.GetService(typeof(IEventBindingService)) is IEventBindingService))
{
foreach (EventDescriptor descriptor in TypeDescriptor.GetEvents(component))
{
string eventHandlerName = WorkflowMarkupSerializationHelpers.GetEventHandlerName(component, descriptor.Name);
if (!string.IsNullOrEmpty(eventHandlerName))
{
CodeEventReferenceExpression eventRef = new CodeEventReferenceExpression(targetObject, descriptor.Name);
CodeDelegateCreateExpression listener = new CodeDelegateCreateExpression(new CodeTypeReference(descriptor.EventType), new CodeThisReferenceExpression(), eventHandlerName);
statements.Add(new CodeAttachEventStatement(eventRef, listener));
}
}
}
if (!component.UserData.Contains(UserDataKeys.DesignTimeTypeNames))
{
return(statements);
}
Hashtable hashtable = component.UserData[UserDataKeys.DesignTimeTypeNames] as Hashtable;
foreach (object obj4 in hashtable.Keys)
{
string str3 = null;
string fullName = null;
string str5 = hashtable[obj4] as string;
DependencyProperty item = obj4 as DependencyProperty;
if (item != null)
{
if (list.Contains(item))
{
continue;
}
object[] objArray2 = item.DefaultMetadata.GetAttributes(typeof(DesignerSerializationVisibilityAttribute));
if (objArray2.Length > 0)
{
DesignerSerializationVisibilityAttribute attribute2 = objArray2[0] as DesignerSerializationVisibilityAttribute;
if (attribute2.Visibility == DesignerSerializationVisibility.Hidden)
{
continue;
}
}
str3 = item.Name;
fullName = item.OwnerType.FullName;
}
else if (obj4 is string)
{
int length = ((string)obj4).LastIndexOf('.');
if (length != -1)
{
fullName = ((string)obj4).Substring(0, length);
str3 = ((string)obj4).Substring(length + 1);
}
}
if ((!string.IsNullOrEmpty(str5) && !string.IsNullOrEmpty(str3)) && !string.IsNullOrEmpty(fullName))
{
if (fullName == obj.GetType().FullName)
{
CodePropertyReferenceExpression expression8 = new CodePropertyReferenceExpression(targetObject, str3);
statements.Add(new CodeAssignStatement(expression8, new CodeTypeOfExpression(str5)));
}
else
{
CodeExpression expression9 = new CodeFieldReferenceExpression(new CodeTypeReferenceExpression(fullName), str3 + "Property");
CodeExpression expression10 = new CodeTypeOfExpression(str5);
statements.Add(new CodeMethodInvokeExpression(targetObject, "SetValue", new CodeExpression[] { expression9, expression10 }));
}
}
}
}
finally
{
if (context != null)
{
manager.Context.Pop();
}
}
return(statements);
}
public override object Serialize(IDesignerSerializationManager manager, object obj)
{
if (manager == null)
{
throw new ArgumentNullException("manager");
}
if (manager.Context == null)
{
throw new ArgumentException("manager", SR.GetString(SR.Error_MissingContextProperty));
}
if (obj == null)
{
throw new ArgumentNullException("obj");
}
DependencyObject dependencyObject = obj as DependencyObject;
if (dependencyObject == null)
{
throw new ArgumentException(SR.GetString(SR.Error_UnexpectedArgumentType, typeof(DependencyObject).FullName), "obj");
}
Activity activity = obj as Activity;
if (activity != null)
{
manager.Context.Push(activity);
}
CodeStatementCollection retVal = null;
try
{
if (activity != null)
{
CodeDomSerializer componentSerializer = manager.GetSerializer(typeof(Component), typeof(CodeDomSerializer)) as CodeDomSerializer;
if (componentSerializer == null)
{
throw new InvalidOperationException(SR.GetString(SR.General_MissingService, typeof(CodeDomSerializer).FullName));
}
retVal = componentSerializer.Serialize(manager, activity) as CodeStatementCollection;
}
else
{
retVal = base.Serialize(manager, obj) as CodeStatementCollection;
}
if (retVal != null)
{
CodeStatementCollection codeStatements = new CodeStatementCollection(retVal);
CodeExpression objectExpression = SerializeToExpression(manager, obj);
if (objectExpression != null)
{
ArrayList propertiesSerialized = new ArrayList();
List <DependencyProperty> dependencyProperties = new List <DependencyProperty>(dependencyObject.MetaDependencyProperties);
foreach (DependencyProperty dp in dependencyObject.DependencyPropertyValues.Keys)
{
if (dp.IsAttached)
{
if ((dp.IsEvent && dp.OwnerType.GetField(dp.Name + "Event", BindingFlags.Static | BindingFlags.Public | BindingFlags.DeclaredOnly) != null) ||
(!dp.IsEvent && dp.OwnerType.GetField(dp.Name + "Property", BindingFlags.Static | BindingFlags.Public | BindingFlags.DeclaredOnly) != null))
{
dependencyProperties.Add(dp);
}
}
}
foreach (DependencyProperty dependencyProperty in dependencyProperties)
{
object value = null;
if (dependencyObject.IsBindingSet(dependencyProperty))
{
value = dependencyObject.GetBinding(dependencyProperty);
}
else if (!dependencyProperty.IsEvent)
{
value = dependencyObject.GetValue(dependencyProperty);
}
else
{
value = dependencyObject.GetHandler(dependencyProperty);
}
// Attached property should always be set through SetValue, no matter if it's a meta property or if there is a data context.
// Other meta properties will be directly assigned.
// Other instance property will go through SetValue if there is a data context or if it's of type Bind.
if (value != null &&
(dependencyProperty.IsAttached || (!dependencyProperty.DefaultMetadata.IsMetaProperty && value is ActivityBind)))
{
object[] attributes = dependencyProperty.DefaultMetadata.GetAttributes(typeof(DesignerSerializationVisibilityAttribute));
if (attributes.Length > 0)
{
DesignerSerializationVisibilityAttribute serializationVisibilityAttribute = attributes[0] as DesignerSerializationVisibilityAttribute;
if (serializationVisibilityAttribute.Visibility == DesignerSerializationVisibility.Hidden)
{
continue;
}
}
// Events of type Bind will go through here. Regular events will go through IEventBindingService.
CodeExpression param1 = null;
string dependencyPropertyName = dependencyProperty.Name + ((dependencyProperty.IsEvent) ? "Event" : "Property");
FieldInfo fieldInfo = dependencyProperty.OwnerType.GetField(dependencyPropertyName, BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Static);
if (fieldInfo != null && !fieldInfo.IsPublic)
{
param1 = new CodeMethodInvokeExpression(new CodeTypeReferenceExpression(typeof(DependencyProperty)), "FromName", new CodePrimitiveExpression(dependencyProperty.Name), new CodeTypeOfExpression(dependencyProperty.OwnerType));
}
else
{
param1 = new CodeFieldReferenceExpression(new CodeTypeReferenceExpression(dependencyProperty.OwnerType), dependencyPropertyName);
}
CodeExpression param2 = SerializeToExpression(manager, value);
//Fields property fails to serialize to expression due to reference not being created,
//the actual code for fields are generated in datacontext code generator so we do nothing here
if (param1 != null && param2 != null)
{
CodeMethodInvokeExpression codeMethodInvokeExpr = null;
if (value is ActivityBind)
{
codeMethodInvokeExpr = new CodeMethodInvokeExpression(objectExpression, "SetBinding", new CodeExpression[] { param1, new CodeCastExpression(new CodeTypeReference(typeof(ActivityBind)), param2) });
}
else
{
codeMethodInvokeExpr = new CodeMethodInvokeExpression(objectExpression, (dependencyProperty.IsEvent) ? "AddHandler" : "SetValue", new CodeExpression[] { param1, param2 });
}
retVal.Add(codeMethodInvokeExpr);
// Remove the property set statement for the event which is replaced by the SetValue() expression.
foreach (CodeStatement statement in codeStatements)
{
if (statement is CodeAssignStatement && ((CodeAssignStatement)statement).Left is CodePropertyReferenceExpression)
{
CodePropertyReferenceExpression prop = ((CodeAssignStatement)statement).Left as CodePropertyReferenceExpression;
if (prop.PropertyName == dependencyProperty.Name && prop.TargetObject.Equals(objectExpression))
{
retVal.Remove(statement);
}
}
}
}
propertiesSerialized.Add(dependencyProperty);
}
}
IEventBindingService eventBindingService = manager.GetService(typeof(IEventBindingService)) as IEventBindingService;
if (eventBindingService == null)
{
// At compile time, we don't have an event binding service. We need to mannually emit the code to add
// event handlers.
foreach (EventDescriptor eventDesc in TypeDescriptor.GetEvents(dependencyObject))
{
string handler = WorkflowMarkupSerializationHelpers.GetEventHandlerName(dependencyObject, eventDesc.Name);
if (!string.IsNullOrEmpty(handler))
{
CodeEventReferenceExpression eventRef = new CodeEventReferenceExpression(objectExpression, eventDesc.Name);
CodeDelegateCreateExpression listener = new CodeDelegateCreateExpression(new CodeTypeReference(eventDesc.EventType), new CodeThisReferenceExpression(), handler);
retVal.Add(new CodeAttachEventStatement(eventRef, listener));
}
}
}
// We also need to handle properties of type System.Type. If the value is a design time type, xomlserializer
// is not going to be able to deserialize the type. We then store the type name in the user data and
// output a "typeof(xxx)" expression using the type name w/o validating the type.
if (dependencyObject.UserData.Contains(UserDataKeys.DesignTimeTypeNames))
{
Hashtable typeNames = dependencyObject.UserData[UserDataKeys.DesignTimeTypeNames] as Hashtable;
foreach (object key in typeNames.Keys)
{
string propName = null;
string ownerTypeName = null;
string typeName = typeNames[key] as string;
DependencyProperty dependencyProperty = key as DependencyProperty;
if (dependencyProperty != null)
{
if (propertiesSerialized.Contains(dependencyProperty))
{
continue;
}
object[] attributes = dependencyProperty.DefaultMetadata.GetAttributes(typeof(DesignerSerializationVisibilityAttribute));
if (attributes.Length > 0)
{
DesignerSerializationVisibilityAttribute serializationVisibilityAttribute = attributes[0] as DesignerSerializationVisibilityAttribute;
if (serializationVisibilityAttribute.Visibility == DesignerSerializationVisibility.Hidden)
{
continue;
}
}
propName = dependencyProperty.Name;
ownerTypeName = dependencyProperty.OwnerType.FullName;
}
else if (key is string)
{
int indexOfDot = ((string)key).LastIndexOf('.');
Debug.Assert(indexOfDot != -1, "Wrong property name in DesignTimeTypeNames hashtable.");
if (indexOfDot != -1)
{
ownerTypeName = ((string)key).Substring(0, indexOfDot);
propName = ((string)key).Substring(indexOfDot + 1);
}
}
if (!string.IsNullOrEmpty(typeName) && !string.IsNullOrEmpty(propName) && !string.IsNullOrEmpty(ownerTypeName))
{
if (ownerTypeName == obj.GetType().FullName)
{
// Property is not an attached property. Serialize using regular property set expression.
CodePropertyReferenceExpression propertyRef = new CodePropertyReferenceExpression(objectExpression, propName);
retVal.Add(new CodeAssignStatement(propertyRef, new CodeTypeOfExpression(typeName)));
}
else
{
// This is an attached property. Serialize using SetValue() expression.
CodeExpression param1 = new CodeFieldReferenceExpression(new CodeTypeReferenceExpression(ownerTypeName), propName + "Property");
CodeExpression param2 = new CodeTypeOfExpression(typeName);
retVal.Add(new CodeMethodInvokeExpression(objectExpression, "SetValue", new CodeExpression[] { param1, param2 }));
}
}
}
}
}
}
}
finally
{
if (activity != null)
{
object pushedActivity = manager.Context.Pop();
System.Diagnostics.Debug.Assert(pushedActivity == activity);
}
}
return(retVal);
}