public void Ctor_SerializerTypeName_BaseSerializerTypeName(string serializerTypeName, string baseSerializerTypeName)
{
var attribute = new DesignerSerializerAttribute(serializerTypeName, baseSerializerTypeName);
Assert.Equal(serializerTypeName, attribute.SerializerTypeName);
Assert.Equal(baseSerializerTypeName, attribute.SerializerBaseTypeName);
}
public void TypeId_Get_ReturnsExcepted(string serializerBaseTypeName, object expected)
{
var attribute = new DesignerSerializerAttribute("SerializerType", serializerBaseTypeName);
Assert.Equal(expected, attribute.TypeId);
Assert.Same(attribute.TypeId, attribute.TypeId);
}
public void Ctor_SerializerType_BaseSerializerType(Type serializerType, Type baseSerializerType)
{
var attribute = new DesignerSerializerAttribute(serializerType, baseSerializerType);
Assert.Equal(serializerType.AssemblyQualifiedName, attribute.SerializerTypeName);
Assert.Equal(baseSerializerType.AssemblyQualifiedName, attribute.SerializerBaseTypeName);
}
public void GenerateCodeForSmartPartInfoCompiles()
{
DesignerSerializerAttribute attr = (DesignerSerializerAttribute)Attribute.GetCustomAttribute(
typeof(SmartPartInfo), typeof(DesignerSerializerAttribute));
CodeDomSerializer serializer = (CodeDomSerializer)Activator.CreateInstance(Type.GetType(attr.SerializerTypeName));
UserControl smartPart = new UserControl();
Container container = new Container();
SmartPartInfo info1 = new SmartPartInfo("foo", "");
container.Add(info1, "info1");
MockSPI info2 = new MockSPI("bar", "");
container.Add(info2, "info2");
MockManager manager = new MockManager(container.Components);
manager.Services.Add(typeof(IDesignerHost), new MockDesignerHost(smartPart, container));
manager.Services.Add(typeof(IReferenceService), new MockReferenceService(container.Components));
manager.Services.Add(typeof(IContainer), container);
manager.Services.Add(typeof(IDesignerSerializationManager), manager);
CodeTypeDeclaration declaration = new CodeTypeDeclaration("UserControl1");
CodeMemberMethod init = new CodeMemberMethod();
init.Name = "InitializeComponent";
declaration.Members.Add(init);
// Add empty fields for both SPIs.
declaration.Members.Add(new CodeMemberField(typeof(ISmartPartInfo), "info1"));
declaration.Members.Add(new CodeMemberField(typeof(ISmartPartInfo), "info2"));
manager.Services.Add(typeof(CodeTypeDeclaration), declaration);
serializer.Serialize(manager, info1);
serializer.Serialize(manager, info2);
StringWriter sw = new StringWriter();
new Microsoft.CSharp.CSharpCodeProvider().GenerateCodeFromType(
declaration, sw, new CodeGeneratorOptions());
sw.Flush();
//Console.WriteLine(sw.ToString());
CompilerResults results = new Microsoft.CSharp.CSharpCodeProvider().CompileAssemblyFromSource(
new CompilerParameters(new string[] {
"System.dll",
new Uri(typeof(SmartPartInfo).Assembly.CodeBase).LocalPath
}),
sw.ToString());
Assert.IsFalse(results.Errors.HasErrors, ErrorsToString(results.Errors));
}
protected CodeDomSerializer GetConfiguredSerializer(IDesignerSerializationManager manager, object value)
{
object[] attrs = value.GetType().GetCustomAttributes(typeof(DesignerSerializerAttribute), true);
if (attrs.Length == 0)
{
return(null);
}
DesignerSerializerAttribute serializer = (DesignerSerializerAttribute)attrs[0];
return((CodeDomSerializer)
Activator.CreateInstance(((ITypeResolutionService)manager.GetService(typeof(ITypeResolutionService))).GetType(serializer.SerializerTypeName)));
}
public void TypeId_NullBaseSerializerTypeName_ThrowsNullReferenceException()
{
var attribute = new DesignerSerializerAttribute("SerializerType", (string)null);
if (!PlatformDetection.IsFullFramework)
{
Assert.Equal("System.ComponentModel.Design.Serialization.DesignerSerializerAttribute", attribute.TypeId);
}
else
{
Assert.Throws <NullReferenceException>(() => attribute.TypeId);
}
}
protected CodeDomSerializer GetSerializer(IDesignerSerializationManager manager, object instance)
{
DesignerSerializerAttribute attrInstance, attrType;
attrType = attrInstance = null;
CodeDomSerializer serializer = null;
if (instance == null)
{
serializer = this.GetSerializer(manager, null);
}
else
{
AttributeCollection attributes = TypeDescriptor.GetAttributes(instance);
foreach (Attribute a in attributes)
{
DesignerSerializerAttribute designerAttr = a as DesignerSerializerAttribute;
if (designerAttr != null && manager.GetType(designerAttr.SerializerBaseTypeName) == typeof(CodeDomSerializer))
{
attrInstance = designerAttr;
break;
}
}
attributes = TypeDescriptor.GetAttributes(instance.GetType());
foreach (Attribute a in attributes)
{
DesignerSerializerAttribute designerAttr = a as DesignerSerializerAttribute;
if (designerAttr != null && manager.GetType(designerAttr.SerializerBaseTypeName) == typeof(CodeDomSerializer))
{
attrType = designerAttr;
break;
}
}
// if there is metadata modification in the instance then create the specified serializer instead of the one
// in the Type.
if (attrType != null && attrInstance != null && attrType.SerializerTypeName != attrInstance.SerializerTypeName)
{
serializer = Activator.CreateInstance(manager.GetType(attrInstance.SerializerTypeName)) as CodeDomSerializer;
}
else
{
serializer = this.GetSerializer(manager, instance.GetType());
}
}
return(serializer);
}
public object GetSerializer(Type objectType, Type serializerType)
{
DesignerSerializerAttribute attr = (DesignerSerializerAttribute)Attribute.GetCustomAttribute(
objectType, typeof(DesignerSerializerAttribute));
if (attr == null)
{
if (objectType == typeof(Component))
{
Type t = Type.GetType("System.ComponentModel.Design.Serialization.ComponentCodeDomSerializer, System.Design, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a");
return(Activator.CreateInstance(t));
}
return(null);
}
else
{
return((CodeDomSerializer)Activator.CreateInstance(Type.GetType(attr.SerializerTypeName)));
}
}
object IDesignerSerializationManager.GetSerializer(Type objectType, Type serializerType)
{
object serializer = null;
if (objectType != null)
{
if (this._serializers != null)
{
serializer = this._serializers[objectType];
if (!((serializer == null) || serializerType.IsAssignableFrom(serializer.GetType())))
{
serializer = null;
}
}
IDesignerLoaderHost host = this._loader.LoaderHost;
if ((serializer == null) && (host != null))
{
AttributeCollection attributes = TypeDescriptor.GetAttributes(objectType);
foreach (Attribute attr in attributes)
{
if (attr is DesignerSerializerAttribute)
{
DesignerSerializerAttribute da = (DesignerSerializerAttribute)attr;
string typeName = da.SerializerBaseTypeName;
if ((((typeName != null) && (host.GetType(typeName) == serializerType)) && (da.SerializerTypeName != null)) && (da.SerializerTypeName.Length > 0))
{
Type type = host.GetType(da.SerializerTypeName);
Debug.Assert(type != null, "Type " + objectType.FullName + " has a serializer that we couldn't bind to: " + da.SerializerTypeName);
if (type != null)
{
serializer = Activator.CreateInstance(type, BindingFlags.CreateInstance | BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Instance, null, null, null);
break;
}
}
}
}
if (serializer != null)
{
if (this._serializers == null)
{
this._serializers = new Hashtable();
}
this._serializers[objectType] = serializer;
}
}
}
if (this._designerSerializationProviders != null)
{
bool continueLoop = true;
for (int i = 0; continueLoop && (i < this._designerSerializationProviders.Count); i++)
{
continueLoop = false;
foreach (IDesignerSerializationProvider provider in this._designerSerializationProviders)
{
object newSerializer = provider.GetSerializer(this, serializer, objectType, serializerType);
if (newSerializer != null)
{
continueLoop = serializer != newSerializer;
serializer = newSerializer;
}
}
}
}
return(serializer);
}
/// Retrieves a serializer of the requested type for the given
/// object type.
object IDesignerSerializationManager.GetSerializer(Type objectType, Type serializerType)
{
object serializer = null;
if (objectType != null)
{
if (_serializers != null)
{
// I don't double hash here. It will be a very rare day where
// multiple types of serializers will be used in the same scheme.
// We still handle it, but we just don't cache.
//
serializer = _serializers[objectType];
if (serializer != null && !serializerType.IsAssignableFrom(serializer.GetType()))
{
serializer = null;
}
}
// Now actually look in the type's metadata.
//
IDesignerLoaderHost host = _loader.LoaderHost;
if (serializer == null && host != null)
{
AttributeCollection attributes = TypeDescriptor.GetAttributes(objectType);
foreach (Attribute attr in attributes)
{
if (attr is DesignerSerializerAttribute)
{
DesignerSerializerAttribute da = (DesignerSerializerAttribute)attr;
string typeName = da.SerializerBaseTypeName;
// This serializer must support a CodeDomSerializer or we're not interested.
//
if (typeName != null && host.GetType(typeName) == serializerType && da.SerializerTypeName != null && da.SerializerTypeName.Length > 0)
{
Type type = host.GetType(da.SerializerTypeName);
Debug.Assert(type != null, "Type " + objectType.FullName + " has a serializer that we couldn't bind to: " + da.SerializerTypeName);
if (type != null)
{
serializer = Activator.CreateInstance(type, BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.CreateInstance, null, null, null);
break;
}
}
}
}
// And stash this little guy for later.
//
if (serializer != null)
{
if (_serializers == null)
{
_serializers = new Hashtable();
}
_serializers[objectType] = serializer;
}
}
}
// Designer serialization providers can override our metadata discovery.
// We loop until we reach steady state. This breaks order dependencies
// by allowing all providers a chance to party on each other's serializers.
//
if (_designerSerializationProviders != null)
{
bool continueLoop = true;
for (int i = 0; continueLoop && i < _designerSerializationProviders.Count; i++)
{
continueLoop = false;
foreach (IDesignerSerializationProvider provider in _designerSerializationProviders)
{
object newSerializer = provider.GetSerializer(this, serializer, objectType, serializerType);
if (newSerializer != null)
{
continueLoop = (serializer != newSerializer);
serializer = newSerializer;
}
}
}
}
return(serializer);
}
public void DesignerAttributes_DesignerSerializerAttribute_TypeExists(Type annotatedType, DesignerSerializerAttribute attribute)
{
var type = Type.GetType(attribute.SerializerTypeName, false);
_output.WriteLine($"{annotatedType.FullName}: {attribute.SerializerTypeName} --> {type?.FullName}");
if (SkipList.Contains(attribute.SerializerTypeName))
{
Assert.Null(type);
return;
}
Assert.NotNull(type);
}
public object GetSerializer(Type componentType, Type serializerType)
{
VerifyInSession();
if (serializerType == null)
{
throw new ArgumentNullException("serializerType");
}
object serializer = null;
if (componentType != null)
{
// try 1: from cache
//
_serializersCache.TryGetValue(componentType, out serializer);
// check for provider attribute and add it to the list of providers
//
if (serializer != null && !serializerType.IsAssignableFrom(serializer.GetType()))
{
serializer = null;
}
AttributeCollection attributes = TypeDescriptor.GetAttributes(componentType);
DefaultSerializationProviderAttribute providerAttribute = attributes[typeof(DefaultSerializationProviderAttribute)]
as DefaultSerializationProviderAttribute;
if (providerAttribute != null && this.GetType(providerAttribute.ProviderTypeName) == serializerType)
{
object provider = Activator.CreateInstance(this.GetType(providerAttribute.ProviderTypeName),
BindingFlags.CreateInstance | BindingFlags.Public | BindingFlags.NonPublic,
null, null, null);
((IDesignerSerializationManager)this).AddSerializationProvider((IDesignerSerializationProvider)provider);
}
}
// try 2: DesignerSerializerAttribute
//
if (serializer == null && componentType != null)
{
AttributeCollection attributes = TypeDescriptor.GetAttributes(componentType);
DesignerSerializerAttribute serializerAttribute = attributes[typeof(DesignerSerializerAttribute)] as DesignerSerializerAttribute;
if (serializerAttribute != null &&
this.GetSerializerType(serializerAttribute.SerializerBaseTypeName) == serializerType)
{
try {
serializer = Activator.CreateInstance(this.GetSerializerType(serializerAttribute.SerializerTypeName),
BindingFlags.CreateInstance | BindingFlags.Instance |
BindingFlags.Public | BindingFlags.NonPublic,
null, null, null);
} catch {}
}
if (serializer != null)
{
_serializersCache[componentType] = serializer;
}
}
// try 3: from provider
//
if (serializer == null && _serializationProviders != null)
{
foreach (IDesignerSerializationProvider provider in _serializationProviders)
{
serializer = provider.GetSerializer(this, null, componentType, serializerType);
if (serializer != null)
{
break;
}
}
}
return(serializer);
}
public void TypeId_NullBaseSerializerTypeName_ThrowsNullReferenceException()
{
var attribute = new DesignerSerializerAttribute("SerializerType", (string)null);
Assert.Throws <NullReferenceException>(() => attribute.TypeId);
}
public object GetSerializer(Type componentType, Type serializerType)
{
VerifyInSession();
if (componentType == null)
{
throw new ArgumentNullException("componentType");
}
if (serializerType == null)
{
throw new ArgumentNullException("serializerType");
}
// try 1: from cache
//
object serializer = _serializersCache[componentType];
if (!serializerType.IsAssignableFrom(serializer.GetType()))
{
serializer = null;
}
AttributeCollection attributes = TypeDescriptor.GetAttributes(componentType);
DefaultSerializationProviderAttribute providerAttribute = attributes[typeof(DefaultSerializationProviderAttribute)]
as DefaultSerializationProviderAttribute;
if (providerAttribute != null && this.GetType(providerAttribute.ProviderTypeName) == serializerType)
{
object provider = Activator.CreateInstance(this.GetType(providerAttribute.ProviderTypeName),
BindingFlags.CreateInstance | BindingFlags.Public | BindingFlags.NonPublic,
null, null, null);
((IDesignerSerializationManager)this).AddSerializationProvider((IDesignerSerializationProvider)provider);
}
// try 2: from provider
if (serializer == null)
{
foreach (IDesignerSerializationProvider provider in _serializationProviders)
{
serializer = provider.GetSerializer(this, _serializersCache[componentType], componentType, serializerType);
if (serializer != null)
{
break;
}
}
}
// try 3: Activator
if (serializer == null)
{
DesignerSerializerAttribute serializerAttribute = attributes[typeof(DesignerSerializerAttribute)] as DesignerSerializerAttribute;
if (serializerAttribute != null && this.GetType(serializerAttribute.SerializerTypeName) == serializerType)
{
serializer = Activator.CreateInstance(this.GetType(serializerAttribute.SerializerTypeName),
BindingFlags.CreateInstance | BindingFlags.Public | BindingFlags.NonPublic,
null, null, null);
}
}
if (serializer != null)
{
_serializersCache[componentType] = serializer;
}
return(serializer);
}
