// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
-#if NET_2_0
using System;
using System.Collections;
namespace System.ComponentModel.Design.Serialization
{
+ [EditorBrowsable (EditorBrowsableState.Never)]
public abstract class CodeDomSerializerBase
{
+ // MSDN says that if the deserialization fails a CodeExpression is returned
+ //
+ private sealed class DeserializationErrorMarker : CodeExpression
+ {
+ public override bool Equals (object o)
+ {
+ return false;
+ }
+
+ public override int GetHashCode ()
+ {
+ return base.GetHashCode ();
+ }
+ }
+
+ private static readonly DeserializationErrorMarker _errorMarker = new DeserializationErrorMarker ();
+
internal CodeDomSerializerBase ()
{
}
}
if (expression == null && instance != null)
expression = this.GetExpression (manager, instance); // 4
-
- if (expression == null)
- Console.WriteLine ("SerializeToExpression: " + instance + " failed.");
+ } else {
+ ReportError (manager, "No serializer found for type '" + instance.GetType ().Name + "'");
}
}
return expression;
expression = context.Expression;
}
- if (expression == null) { // 3rd try: IReferenceService (instnace.property.property.property
+ if (expression == null) { // 3rd try: IReferenceService (instance.property.property.property
string name = manager.GetName (instance);
if (name == null || name.IndexOf (".") == -1) {
IReferenceService service = manager.GetService (typeof (IReferenceService)) as IReferenceService;
if (converter != null && converter.CanConvertTo (typeof (InstanceDescriptor))) {
InstanceDescriptor descriptor = converter.ConvertTo (value, typeof (InstanceDescriptor)) as InstanceDescriptor;
isComplete = descriptor.IsComplete;
- expression = this.SerializeInstanceDescriptor (manager, descriptor);
+ if (descriptor != null && descriptor.MemberInfo != null)
+ expression = this.SerializeInstanceDescriptor (manager, descriptor);
+ else
+ ReportError (manager, "Unable to serialize to InstanceDescriptor",
+ "Value Type: " + value.GetType ().Name + System.Environment.NewLine +
+ "Value (ToString): " + value.ToString ());
} else {
- expression = new CodeObjectCreateExpression (value.GetType ().FullName, new CodeExpression[0]);
+ if (value.GetType().GetConstructor (Type.EmptyTypes) != null)
+ expression = new CodeObjectCreateExpression (value.GetType ().FullName, new CodeExpression[0]);
isComplete = false;
}
- if (value.GetType ().Name.EndsWith ("Color"))
- Console.WriteLine ("SerializeCreationExpression: " + expression);
return expression;
}
expression = new CodeFieldReferenceExpression (target, member.Name);
} else if (member is MethodInfo) {
CodeMethodInvokeExpression methodInvoke = new CodeMethodInvokeExpression (target, member.Name);
- manager.Context.Push (new ExpressionContext (methodInvoke, methodInvoke.GetType (), null, null));
if (descriptor.Arguments != null && descriptor.Arguments.Count > 0)
methodInvoke.Parameters.AddRange (SerializeParameters (manager, descriptor.Arguments));
- manager.Context.Pop ();
expression = methodInvoke;
} else if (member is ConstructorInfo) {
CodeObjectCreateExpression createExpr = new CodeObjectCreateExpression (member.DeclaringType);
- manager.Context.Push (new ExpressionContext (createExpr, createExpr.GetType (), null, null));
if (descriptor.Arguments != null && descriptor.Arguments.Count > 0)
createExpr.Parameters.AddRange (SerializeParameters (manager, descriptor.Arguments));
- manager.Context.Pop ();
expression = createExpr;
}
}
protected void SerializeEvent (IDesignerSerializationManager manager, CodeStatementCollection statements,
- object value, EventDescriptor descriptor)
+ object value, EventDescriptor descriptor)
{
if (descriptor == null)
throw new ArgumentNullException ("descriptor");
}
protected void SerializeEvents (IDesignerSerializationManager manager, CodeStatementCollection statements,
- object value, params Attribute[] filter)
+ object value, params Attribute[] filter)
{
if (filter == null)
throw new ArgumentNullException ("filter");
this.SerializeEvent (manager, statements, value, e);
}
- protected void SerializeProperty (IDesignerSerializationManager manager, CodeStatementCollection statements, object value, PropertyDescriptor propertyToSerialize)
+ protected void SerializeProperty (IDesignerSerializationManager manager, CodeStatementCollection statements,
+ object value, PropertyDescriptor propertyToSerialize)
{
if (propertyToSerialize == null)
throw new ArgumentNullException ("propertyToSerialize");
if (manager == null)
throw new ArgumentNullException ("manager");
- MemberCodeDomSerializer serializer = manager.GetSerializer (propertyToSerialize.GetType (), typeof (MemberCodeDomSerializer)) as MemberCodeDomSerializer;
+ MemberCodeDomSerializer serializer = manager.GetSerializer (propertyToSerialize.GetType (),
+ typeof (MemberCodeDomSerializer)) as MemberCodeDomSerializer;
if (serializer != null && serializer.ShouldSerialize (manager, value, propertyToSerialize))
serializer.Serialize (manager, value, propertyToSerialize, statements);
}
throw new ArgumentNullException ("manager");
PropertyDescriptorCollection properties = TypeDescriptor.GetProperties (value, filter);
- foreach (PropertyDescriptor property in properties)
- this.SerializeProperty (manager, statements, value, property);
+ foreach (PropertyDescriptor property in properties) {
+ if (!property.Attributes.Contains (DesignerSerializationVisibilityAttribute.Hidden))
+ this.SerializeProperty (manager, statements, value, property);
+ }
}
protected virtual object DeserializeInstance (IDesignerSerializationManager manager, Type type,
- object[] parameters, string name, bool addToContainer)
+ object[] parameters, string name, bool addToContainer)
{
if (type == null)
throw new ArgumentNullException ("type");
if (manager == null)
throw new ArgumentNullException ("manager");
+ bool errorOccurred = false;
object deserialized = null;
// CodeThisReferenceExpression
// CodeVariableReferenceExpression
//
-
CodeVariableReferenceExpression varRef = expression as CodeVariableReferenceExpression;
- if (deserialized == null && varRef != null)
- deserialized = manager.GetInstance (varRef.VariableName);
+ if (deserialized == null && varRef != null) {
+ deserialized = manager.GetInstance (varRef.VariableName);
+ if (deserialized == null) {
+ ReportError (manager, "Variable '" + varRef.VariableName + "' not initialized prior to reference");
+ errorOccurred = true;
+ }
+ }
- // CodeFieldReferenceExpression
+ // CodeFieldReferenceExpression (used for Enum references as well)
//
CodeFieldReferenceExpression fieldRef = expression as CodeFieldReferenceExpression;
- if (deserialized == null && fieldRef != null)
+ if (deserialized == null && fieldRef != null) {
deserialized = manager.GetInstance (fieldRef.FieldName);
+ if (deserialized == null) {
+ object fieldHolder = DeserializeExpression (manager, null, fieldRef.TargetObject);
+ FieldInfo field = null;
+ if (fieldHolder is Type) // static field
+ field = ((Type)fieldHolder).GetField (fieldRef.FieldName,
+ BindingFlags.GetField | BindingFlags.Public | BindingFlags.Static);
+ else // instance field
+ field = fieldHolder.GetType().GetField (fieldRef.FieldName,
+ BindingFlags.GetField | BindingFlags.Public | BindingFlags.Instance);
+ if (field != null)
+ deserialized = field.GetValue (fieldHolder);
+ }
+ if (deserialized == null)
+ ReportError (manager, "Field '" + fieldRef.FieldName + "' not initialized prior to reference");
+ }
// CodePrimitiveExpression
// CodePropertyReferenceExpression
//
- // Enum references are represented by a PropertyReferenceExpression, where
- // PropertyName is the enum field name and the target object is a TypeReference
- // to the enum's type
- //
CodePropertyReferenceExpression propRef = expression as CodePropertyReferenceExpression;
if (deserialized == null && propRef != null) {
object target = DeserializeExpression (manager, null, propRef.TargetObject);
- if (target != null) {
- if (target is Type) { // Enum reference
+ if (target != null && target != _errorMarker) {
+ bool found = false;
+ if (target is Type) {
+ PropertyInfo property = ((Type)target).GetProperty (propRef.PropertyName,
+ BindingFlags.GetProperty |
+ BindingFlags.Public | BindingFlags.Static);
+ if (property != null) {
+ deserialized = property.GetValue (null, null);
+ found = true;
+ }
+
+ // NRefactory seems to produce PropertyReferences to reference some fields and enums
+ //
FieldInfo field = ((Type)target).GetField (propRef.PropertyName,
- BindingFlags.GetField | BindingFlags.Public | BindingFlags.Static);
- if (field != null)
+ BindingFlags.GetField | BindingFlags.Public | BindingFlags.Static);
+ if (field != null) {
deserialized = field.GetValue (null);
+ found = true;
+ }
} else {
PropertyDescriptor property = TypeDescriptor.GetProperties (target)[propRef.PropertyName];
- if (property != null)
+ if (property != null) {
deserialized = property.GetValue (target);
+ found = true;
+ }
+
+ FieldInfo field = target.GetType().GetField (propRef.PropertyName,
+ BindingFlags.GetField | BindingFlags.Public | BindingFlags.Instance);
+ if (field != null) {
+ deserialized = field.GetValue (null);
+ found = true;
+ }
+ }
+
+ if (!found) {
+ ReportError (manager, "Missing field '" + propRef.PropertyName + " 'in type " +
+ (target is Type ? ((Type)target).Name : target.GetType ().Name) + "'");
+ errorOccurred = true;
}
}
}
CodeObjectCreateExpression createExpr = expression as CodeObjectCreateExpression;
if (deserialized == null && createExpr != null) {
Type type = manager.GetType (createExpr.CreateType.BaseType);
- object[] arguments = new object[createExpr.Parameters.Count];
- for (int i=0; i < createExpr.Parameters.Count; i++)
- arguments[i] = this.DeserializeExpression (manager, null, createExpr.Parameters[i]);
- bool addToContainer = false;
- if (typeof(IComponent).IsAssignableFrom (type))
- addToContainer = true;
- deserialized = this.DeserializeInstance (manager, type, arguments, name, addToContainer);
+ if (type == null) {
+ ReportError (manager, "Type '" + createExpr.CreateType.BaseType + "' not found." +
+ "Are you missing a reference?");
+ errorOccurred = true;
+ } else {
+ object[] arguments = new object[createExpr.Parameters.Count];
+ for (int i=0; i < createExpr.Parameters.Count; i++) {
+ arguments[i] = this.DeserializeExpression (manager, null, createExpr.Parameters[i]);
+ if (arguments[i] == _errorMarker) {
+ errorOccurred = true;
+ break;
+ }
+ }
+ if (!errorOccurred) {
+ bool addToContainer = false;
+ if (typeof(IComponent).IsAssignableFrom (type))
+ addToContainer = true;
+ deserialized = this.DeserializeInstance (manager, type, arguments, name, addToContainer);
+ if (deserialized == _errorMarker || deserialized == null) {
+ string info = "Type to create: " + createExpr.CreateType.BaseType + System.Environment.NewLine +
+ "Name: " + name + System.Environment.NewLine +
+ "addToContainer: " + addToContainer.ToString () + System.Environment.NewLine +
+ "Parameters Count: " + createExpr.Parameters.Count + System.Environment.NewLine;
+
+ for (int i=0; i < arguments.Length; i++) {
+ info += "Parameter Number: " + i.ToString () + System.Environment.NewLine +
+ "Parameter Type: " + (arguments[i] == null ? "null" : arguments[i].GetType ().Name) +
+ System.Environment.NewLine +
+ "Parameter '" + i.ToString () + "' Value: " + arguments[i].ToString () + System.Environment.NewLine;
+ }
+ ReportError (manager,
+ "Unable to create an instance of type '" + createExpr.CreateType.BaseType + "'",
+ info);
+ errorOccurred = true;
+ }
+ }
+ }
}
// CodeArrayCreateExpression
CodeArrayCreateExpression arrayCreateExpr = expression as CodeArrayCreateExpression;
if (deserialized == null && arrayCreateExpr != null) {
Type arrayType = manager.GetType (arrayCreateExpr.CreateType.BaseType);
- if (arrayType != null) {
+ if (arrayType == null) {
+ ReportError (manager, "Type '" + arrayCreateExpr.CreateType.BaseType + "' not found." +
+ "Are you missing a reference?");
+ errorOccurred = true;
+ } else {
ArrayList initializers = new ArrayList ();
- foreach (CodeExpression initExpression in arrayCreateExpr.Initializers) {
- initializers.Add (this.DeserializeExpression (manager, null, initExpression));
+ Type elementType = arrayType.GetElementType ();
+ deserialized = Array.CreateInstance (arrayType, arrayCreateExpr.Initializers.Count);
+ for (int i = 0; i < arrayCreateExpr.Initializers.Count; i++) {
+ object element = this.DeserializeExpression (manager, null, arrayCreateExpr.Initializers[i]);
+ errorOccurred = (element == _errorMarker);
+ if (!errorOccurred) {
+ if (arrayType.IsInstanceOfType (element)) {
+ initializers.Add (element);
+ } else {
+ ReportError (manager,
+ "Array initializer element type incompatible with array type.",
+ "Array Type: " + arrayType.Name + System.Environment.NewLine +
+ "Array Element Type: " + elementType + System.Environment.NewLine +
+ "Initializer Type: " + (element == null ? "null" : element.GetType ().Name));
+ errorOccurred = true;
+ }
+ }
}
- deserialized = Array.CreateInstance (arrayType, initializers.Count);
- initializers.CopyTo ((Array)deserialized, 0);
+ if (!errorOccurred)
+ initializers.CopyTo ((Array)deserialized, 0);
}
}
CodeMethodInvokeExpression methodExpr = expression as CodeMethodInvokeExpression;
if (deserialized == null && methodExpr != null) {
object target = this.DeserializeExpression (manager, null, methodExpr.Method.TargetObject);
- object[] parameters = new object[methodExpr.Parameters.Count];
- for (int i=0; i < methodExpr.Parameters.Count; i++)
- parameters[i] = this.DeserializeExpression (manager, null, methodExpr.Parameters[i]);
-
- MethodInfo method = null;
- if (target is Type) {
- method = GetExactMethod ((Type)target, methodExpr.Method.MethodName,
- BindingFlags.InvokeMethod | BindingFlags.Public | BindingFlags.Static,
- parameters);
+ object[] parameters = null;
+ if (target == _errorMarker || target == null) {
+ errorOccurred = true;
} else {
- method = GetExactMethod (target.GetType(), methodExpr.Method.MethodName,
- BindingFlags.InvokeMethod | BindingFlags.Public | BindingFlags.Instance,
- parameters);
+ parameters = new object[methodExpr.Parameters.Count];
+ for (int i=0; i < methodExpr.Parameters.Count; i++) {
+ parameters[i] = this.DeserializeExpression (manager, null, methodExpr.Parameters[i]);
+ if (parameters[i] == _errorMarker) {
+ errorOccurred = true;
+ break;
+ }
+ }
}
- if (method == null)
- Console.WriteLine ("DeserializeExpression: Unable to find method: " + methodExpr.Method.MethodName);
- else
- deserialized = method.Invoke (target, parameters);
+ if (!errorOccurred) {
+ MethodInfo method = null;
+ if (target is Type) {
+ method = GetExactMethod ((Type)target, methodExpr.Method.MethodName,
+ BindingFlags.InvokeMethod | BindingFlags.Public | BindingFlags.Static,
+ parameters);
+ } else {
+ method = GetExactMethod (target.GetType(), methodExpr.Method.MethodName,
+ BindingFlags.InvokeMethod | BindingFlags.Public | BindingFlags.Instance,
+ parameters);
+ }
+
+ if (method != null) {
+ deserialized = method.Invoke (target, parameters);
+ } else {
+ string info =
+ "Method Name: " + methodExpr.Method.MethodName + System.Environment.NewLine +
+ "Method is: " + (target is Type ? "static" : "instance") + System.Environment.NewLine +
+ "Method Holder Type: " + (target is Type ? ((Type)target).Name : target.GetType ().Name) + System.Environment.NewLine +
+ "Parameters Count: " + methodExpr.Parameters.Count + System.Environment.NewLine +
+ System.Environment.NewLine;
+
+ for (int i = 0; i < parameters.Length; i++) {
+ info += "Parameter Number: " + i.ToString () + System.Environment.NewLine +
+ "Parameter Type: " + (parameters[i] == null ? "null" : parameters[i].GetType ().Name) +
+ System.Environment.NewLine +
+ "Parameter " + i.ToString () + " Value: " + parameters[i].ToString () + System.Environment.NewLine;
+ }
+ ReportError (manager,
+ "Method '" + methodExpr.Method.MethodName + "' missing in type '" +
+ (target is Type ? ((Type)target).Name : target.GetType ().Name + "'"),
+ info);
+ errorOccurred = true;
+ }
+ }
}
// CodeTypeReferenceExpression
//
CodeTypeReferenceExpression typeRef = expression as CodeTypeReferenceExpression;
- if (deserialized == null && typeRef != null)
+ if (deserialized == null && typeRef != null) {
deserialized = manager.GetType (typeRef.Type.BaseType);
-
+ if (deserialized == null) {
+ ReportError (manager, "Type '" + typeRef.Type.BaseType + "' not found." +
+ "Are you missing a reference?");
+ errorOccurred = true;
+ }
+ }
+
+ // CodeCastExpression
+ //
+ CodeCastExpression castExpr = expression as CodeCastExpression;
+ if (deserialized == null && castExpr != null) {
+ Type targetType = manager.GetType (castExpr.TargetType.BaseType);
+ object instance = DeserializeExpression (manager, null, castExpr.Expression);
+ if (instance != null && instance != _errorMarker && targetType != null) {
+ IConvertible convertible = instance as IConvertible;
+ if (convertible != null) {
+ try {
+ instance = convertible.ToType (targetType, null);
+ } catch {
+ errorOccurred = true;
+ }
+ } else {
+ errorOccurred = true;
+ }
+ if (errorOccurred) {
+ ReportError (manager, "Unable to convert type '" + instance.GetType ().Name +
+ "' to type '" + castExpr.TargetType.BaseType + "'",
+ "Target Type: " + castExpr.TargetType.BaseType + System.Environment.NewLine +
+ "Instance Type: " + (instance == null ? "null" : instance.GetType ().Name) + System.Environment.NewLine +
+ "Instance Value: " + (instance == null ? "null" : instance.ToString()) + System.Environment.NewLine +
+ "Instance is IConvertible: " + (instance is IConvertible).ToString());
+ }
+
+ deserialized = instance;
+ }
+ }
+
+
// CodeBinaryOperatorExpression
//
CodeBinaryOperatorExpression binOperator = expression as CodeBinaryOperatorExpression;
if (deserialized == null && binOperator != null) {
+ string errorText = null;
+ IConvertible left = null;
+ IConvertible right = null;
switch (binOperator.Operator) {
case CodeBinaryOperatorType.BitwiseOr:
- IConvertible left = DeserializeExpression (manager, null, binOperator.Left) as IConvertible;
- IConvertible right = DeserializeExpression (manager, null, binOperator.Right) as IConvertible;
- if (left is Enum)
+ left = DeserializeExpression (manager, null, binOperator.Left) as IConvertible;
+ right = DeserializeExpression (manager, null, binOperator.Right) as IConvertible;
+ if (left is Enum && right is Enum) {
deserialized = Enum.ToObject (left.GetType (), Convert.ToInt64 (left) | Convert.ToInt64 (right));
+ } else {
+ errorText = "CodeBinaryOperatorType.BitwiseOr allowed only on Enum types";
+ errorOccurred = true;
+ }
break;
+ default:
+ errorText = "Unsupported CodeBinaryOperatorType: " + binOperator.Operator.ToString ();
+ errorOccurred = true;
+ break;
+ }
+
+ if (errorOccurred) {
+ string info = "BinaryOperator Type: " + binOperator.Operator.ToString() + System.Environment.NewLine +
+ "Left Type: " + (left == null ? "null" : left.GetType().Name) + System.Environment.NewLine +
+ "Left Value: " + (left == null ? "null" : left.ToString ()) + System.Environment.NewLine +
+ "Left Expression Type: " + binOperator.Left.GetType ().Name + System.Environment.NewLine +
+ "Right Type: " + (right == null ? "null" : right.GetType().Name) + System.Environment.NewLine +
+ "Right Value: " + (right == null ? "null" : right.ToString ()) + System.Environment.NewLine +
+ "Right Expression Type: " + binOperator.Right.GetType ().Name;
+ ReportError (manager, errorText, info);
}
}
- if (deserialized == null && methodExpr == null && primitiveExp == null)
- Console.WriteLine ("DeserializeExpression not supported for: " + expression);
+ if (!errorOccurred) {
+ if (deserialized == null && !(expression is CodePrimitiveExpression) && !(expression is CodeMethodInvokeExpression)) {
+ ReportError (manager, "Unsupported Expression Type: " + expression.GetType ().Name);
+ errorOccurred = true;
+ }
+ }
+
+ if (errorOccurred)
+ deserialized = _errorMarker;
return deserialized;
}
private MethodInfo GetExactMethod (Type type, string methodName, BindingFlags flags, ICollection argsCollection)
{
object[] arguments = null;
- Type[] types = new Type[0];
+ Type[] types = Type.EmptyTypes;
if (argsCollection != null) {
arguments = new object[argsCollection.Count];
if (manager == null)
throw new ArgumentNullException ("manager");
- bool deserialized = false;
-
// CodeAssignStatement
//
CodeAssignStatement assignment = statement as CodeAssignStatement;
- if (assignment != null) {
+ if (assignment != null)
DeserializeAssignmentStatement (manager, assignment);
- deserialized = true;
- }
// CodeExpressionStatement
//
CodeExpressionStatement expression = statement as CodeExpressionStatement;
- if (expression != null) {
+ if (expression != null)
this.DeserializeExpression (manager, null, expression.Expression);
- deserialized = true;
- }
-
// CodeAttachEventStatement
//
methodName = methodRef.MethodName;
object component = DeserializeExpression (manager, null, attachStatement.Event.TargetObject);
- if (component != null) {
+ if (component != null && component != _errorMarker && methodName != null) {
+ string error = null;
EventDescriptor eventDescriptor = TypeDescriptor.GetEvents (component)[attachStatement.Event.EventName];
if (eventDescriptor != null) {
IEventBindingService service = manager.GetService (typeof (IEventBindingService)) as IEventBindingService;
- if (service != null) {
+ if (service != null)
service.GetEventProperty (eventDescriptor).SetValue (component, methodName);
- deserialized = true;
- }
+ else
+ error = "IEventBindingService missing";
+ } else {
+ error = "No event '" + attachStatement.Event.EventName +
+ "' found in type '" + component.GetType ().Name + "'";
+ }
+
+ if (error != null) {
+ ReportError (manager, error, "Method Name: " + methodName + System.Environment.NewLine +
+ "Event Name: " + attachStatement.Event.EventName + System.Environment.NewLine +
+ "Listener Expression Type: " + methodRef.GetType ().Name + System.Environment.NewLine +
+ "Event Holder Type: " + component.GetType ().Name + System.Environment.NewLine +
+ "Event Holder Expression Type: " + attachStatement.Event.TargetObject.GetType ().Name);
}
}
}
-
- if (!deserialized)
- Console.WriteLine ("DeserializeStatement not supported for: " + statement);
}
private void DeserializeAssignmentStatement (IDesignerSerializationManager manager, CodeAssignStatement statement)
{
- bool deserialized = false;
CodeExpression leftExpr = statement.Left;
// Assign to a Property
//
CodePropertyReferenceExpression propRef = leftExpr as CodePropertyReferenceExpression;
if (propRef != null) {
- object target = DeserializeExpression (manager, null, propRef.TargetObject);
- object value = DeserializeExpression (manager, null, statement.Right);
- if (target != null) {
- PropertyDescriptor property = TypeDescriptor.GetProperties (target)[propRef.PropertyName];
+ object propertyHolder = DeserializeExpression (manager, null, propRef.TargetObject);
+ object value = null;
+ if (propertyHolder != null && propertyHolder != _errorMarker)
+ value = DeserializeExpression (manager, null, statement.Right);
+
+ if (value != null && value != _errorMarker && propertyHolder != null) {
+ PropertyDescriptor property = TypeDescriptor.GetProperties (propertyHolder)[propRef.PropertyName];
if (property != null) {
- try {
- property.SetValue (target, value);
- } catch (Exception e) {
- // FIXME: This is just for testing on MSNET
- }
- deserialized = true;
+ property.SetValue (propertyHolder, value);
+ } else {
+ ReportError (manager,
+ "Missing property '" + propRef.PropertyName +
+ "' in type '" + propertyHolder.GetType ().Name + "'");
}
}
}
// Assign to a Field
//
- // This will fail for fields defined during the serialization process.
- //
CodeFieldReferenceExpression fieldRef = leftExpr as CodeFieldReferenceExpression;
- if (fieldRef != null) {
- object value = DeserializeExpression (manager, fieldRef.FieldName, statement.Right);
+ if (fieldRef != null && fieldRef.FieldName != null) {
+ // Note that if the Right expression is a CodeCreationExpression the component will be created in this call
+ //
object fieldHolder = DeserializeExpression (manager, null, fieldRef.TargetObject);
- if (fieldHolder != null) {
- FieldInfo field = null;
- if (fieldHolder is Type) // static field
- field = ((Type)fieldHolder).GetField (fieldRef.FieldName,
- BindingFlags.GetField | BindingFlags.Public | BindingFlags.Static);
- else // instance field
- field = fieldHolder.GetType().GetField (fieldRef.FieldName,
- BindingFlags.GetField | BindingFlags.Public | BindingFlags.Instance);
- if (field != null) {
- field.SetValue (fieldHolder, value);
- deserialized = true;
+ object value = null;
+ if (fieldHolder != null && fieldHolder != _errorMarker)
+ value = DeserializeExpression (manager, fieldRef.FieldName, statement.Right);
+ FieldInfo field = null;
+
+ RootContext context = manager.Context[typeof (RootContext)] as RootContext;
+ if (fieldHolder != null && fieldHolder != _errorMarker && value != _errorMarker) {
+ if (fieldRef.TargetObject is CodeThisReferenceExpression && context != null && context.Value == fieldHolder) {
+ // Do not deserialize the fields of the root component, because the root component type
+ // is actually an instance of the its parent type, e.g: CustomControl : _UserControl_
+ // and thus it doesn't contain the fields. The trick is that once DeserializeExpression
+ // is called on a CodeObjectCreateExpression the component is created and is added to the name-instance
+ // table.
+ //
+ } else {
+ if (fieldHolder is Type) // static field
+ field = ((Type)fieldHolder).GetField (fieldRef.FieldName,
+ BindingFlags.GetField | BindingFlags.Public | BindingFlags.Static);
+ else // instance field
+ field = fieldHolder.GetType().GetField (fieldRef.FieldName,
+ BindingFlags.GetField | BindingFlags.Public | BindingFlags.Instance);
+ if (field != null)
+ field.SetValue (fieldHolder, value);
+ else {
+ ReportError (manager, "Field '" + fieldRef.FieldName + "' missing in type '" +
+ fieldHolder.GetType ().Name + "'",
+ "Field Name: " + fieldRef.FieldName + System.Environment.NewLine +
+ "Field is: " + (fieldHolder is Type ? "static" : "instance") + System.Environment.NewLine +
+ "Field Value: " + (value == null ? "null" : value.ToString()) + System.Environment.NewLine +
+ "Field Holder Type: " + fieldHolder.GetType ().Name + System.Environment.NewLine +
+ "Field Holder Expression Type: " + fieldRef.TargetObject.GetType ().Name);
+ }
}
}
}
- if (!deserialized)
- Console.WriteLine ("DeserializeAssignmentStatement error: " + statement);
+ // Assign to a Variable
+ //
+ CodeVariableReferenceExpression varRef = leftExpr as CodeVariableReferenceExpression;
+ if (varRef != null && varRef.VariableName != null) {
+ object value = DeserializeExpression (manager, varRef.VariableName, statement.Right);
+ // If .Right is not CodeObjectCreateExpression the instance won't be assigned a name,
+ // so do it ourselves
+ if (value != _errorMarker && manager.GetName (value) == null)
+ manager.SetName (value, varRef.VariableName);
+ }
}
-
+
+ internal void ReportError (IDesignerSerializationManager manager, string message)
+ {
+ this.ReportError (manager, message, String.Empty);
+ }
+
+ internal void ReportError (IDesignerSerializationManager manager, string message, string details)
+ {
+ try {
+ throw new Exception (message);
+ } catch (Exception e) {
+ e.Data["Details"] = message + Environment.NewLine + Environment.NewLine + details;
+ manager.ReportError (e);
+ }
+ }
+
#region Resource Serialization - TODO
protected CodeExpression SerializeToResourceExpression (IDesignerSerializationManager manager, object value)
{
throw new NotImplementedException ();
}
- protected CodeExpression SerializeToResourceExpression (IDesignerSerializationManager manager, object value, bool ensureInvariant)
+ protected CodeExpression SerializeToResourceExpression (IDesignerSerializationManager manager, object value,
+ bool ensureInvariant)
{
throw new NotImplementedException ();
}
protected void SerializePropertiesToResources (IDesignerSerializationManager manager, CodeStatementCollection statements,
- object value, Attribute[] filter)
+ object value, Attribute[] filter)
{
throw new NotImplementedException ();
}
#endregion
}
}
-#endif
projects / mono.git / blobdiff