public PerspexXamlMember(string name,
XamlType owner,
IXamlTypeRepository xamlTypeRepository,
ITypeFeatureProvider featureProvider)
: base(name, owner, xamlTypeRepository, featureProvider)
{
}
public XamlMember(string name, XamlType owner, IXamlTypeRepository mother, bool isAttachable)
: this(name)
{
IsAttachable = isAttachable;
DeclaringType = owner;
Type = LookupType(name, owner, mother, isAttachable);
}
protected MutableXamlMember(string name, XamlType owner, IXamlTypeRepository xamlTypeRepository, ITypeFactory typeFactory)
: base(name)
{
TypeRepository = xamlTypeRepository;
TypeFactory = typeFactory;
DeclaringType = owner;
XamlType = LookupType();
}
public PerspexXamlMember(string name,
XamlType owner,
IXamlTypeRepository xamlTypeRepository,
ITypeFeatureProvider featureProvider,
IPerspexPropertyBinder propertyBinder)
: base(name, owner, xamlTypeRepository, featureProvider)
{
this.propertyBinder = propertyBinder;
}
private static MethodInfo GetSetMethodForAttachable(XamlType owner, string name)
{
var runtimeMethods = owner.UnderlyingType.GetRuntimeMethods();
return runtimeMethods.First(info =>
{
var nameOfSetMethod = "Set" + name;
return info.Name == nameOfSetMethod && info.GetParameters().Length == 2;
});
}
public PerspexAttachableXamlMember(string name,
XamlType owner,
MethodInfo getter,
MethodInfo setter,
IXamlTypeRepository xamlTypeRepository,
ITypeFeatureProvider featureProvider)
: base(name, getter, setter, xamlTypeRepository, featureProvider)
{
}
public static bool TryConvert(object value, XamlType targetType, IValueContext valueContext, out object result)
{
result = null;
foreach (var step in ValueConverters)
{
if (step.TryConvert(value, targetType, valueContext, out result))
{
return true;
}
}
return false;
}
private IValueContext CreateContext(Style style = null)
{
var context = new Mock<IValueContext>();
var topDownValueContext = new Mock<ITopDownValueContext>();
var typeRepository = new Mock<ITypeRepository>();
var featureProvider = new Mock<ITypeFeatureProvider>();
var class1XamlType = new XamlType(typeof(Class1), typeRepository.Object, null, featureProvider.Object);
var attachedOwnerXamlType = new XamlType(typeof(AttachedOwner), typeRepository.Object, null, featureProvider.Object);
context.Setup(x => x.TopDownValueContext).Returns(topDownValueContext.Object);
context.Setup(x => x.TypeRepository).Returns(typeRepository.Object);
topDownValueContext.Setup(x => x.GetLastInstance(It.IsAny<XamlType>())).Returns(style);
typeRepository.Setup(x => x.GetByQualifiedName("Class1")).Returns(class1XamlType);
typeRepository.Setup(x => x.GetByQualifiedName("AttachedOwner")).Returns(attachedOwnerXamlType);
return context.Object;
}
public bool TryConvert(object value, XamlType targetType, IValueContext valueContext, out object result)
{
result = null;
var typeConverter = targetType.TypeConverter;
if (typeConverter != null)
{
if (typeConverter.CanConvertFrom(valueContext, value.GetType()))
{
{
result = typeConverter.ConvertFrom(valueContext, CultureInfo.InvariantCulture, value);
return true;
}
}
}
return false;
}
public Member(string name, XamlType declaringType, ITypeRepository typeRepository, ITypeFeatureProvider featureProvider)
: base(name, declaringType, typeRepository, featureProvider)
{
XamlType = LookupType();
}
public bool TryConvert(object value, XamlType targetType, IValueContext valueContext, out object result)
{
var type = value.GetType();
if (type == typeof(string) && targetType.UnderlyingType == typeof(string))
{
result = value;
return true;
}
if (type == typeof(string) && targetType.UnderlyingType == typeof(object))
{
result = value.ToString();
return true;
}
result = null;
return false;
}
public bool TryConvert(object value, XamlType targetType, IValueContext valueContext, out object result)
{
result = null;
if (value == null)
{
return true;
}
var isAssignable = targetType.UnderlyingType.GetTypeInfo().IsAssignableFrom(value.GetType().GetTypeInfo());
if (isAssignable)
{
result = value;
return true;
}
else
{
return false;
}
}
public XamlDirective(string name, XamlType xamlType)
: base(name)
{
XamlType = xamlType;
}
public static XamlMember CreateAttached(string name, XamlType parent, IXamlTypeRepository mother)
{
return new XamlMember(name, parent, mother, true);
}
public static XamlMember Create(string name, XamlType parent, IXamlTypeRepository mother)
{
return new XamlMember(name, parent, mother, false);
}
private XamlType LookupType(string name, XamlType owner, IXamlTypeRepository mother, bool isAttachable)
{
if (!isAttachable)
{
var property = owner.UnderlyingType.GetRuntimeProperty(name);
return XamlType.Builder.Create(property.PropertyType, mother);
}
var getMethod = GetGetMethodForAttachable(owner, name);
return XamlType.Builder.Create(getMethod.ReturnType, mother);
}
private static MethodInfo GetGetMethodForAttachable(XamlType owner, string name)
{
return owner.UnderlyingType.GetTypeInfo().GetDeclaredMethod("Get" + name);
}
protected bool Equals(XamlType other)
{
return UnderlyingType == other.UnderlyingType;
}
public bool CanAssignTo(XamlType type)
{
var otherUnderlyingType = type.UnderlyingType.GetTypeInfo();
return otherUnderlyingType.IsAssignableFrom(UnderlyingType.GetTypeInfo());
}
public XamlMember(string name, XamlType declaringType, IXamlTypeRepository xamlTypeRepository, ITypeFeatureProvider featureProvider)
: base(name, declaringType, xamlTypeRepository, featureProvider)
{
XamlType = LookupType();
}
public virtual XamlType GetXamlType(Type type)
{
Guard.ThrowIfNull(type, nameof(type));
return(XamlType.Create(type, this, TypeFactory, featureProvider));
}
protected bool Equals(XamlType other)
{
return(UnderlyingType == other.UnderlyingType);
}
public AttachableXamlMember(string name, XamlType owner, IXamlTypeRepository xamlTypeRepository, ITypeFactory typeFactory)
: base(name, owner, xamlTypeRepository, typeFactory)
{
}
public bool TryConvert(object value, XamlType xamlType, IValueContext valueContext, out object result)
{
var targetType = xamlType.UnderlyingType;
result = null;
if (targetType.IsNullable())
{
var typeInfo = Nullable.GetUnderlyingType(targetType);
if (typeInfo != null && typeInfo.GetTypeInfo().IsEnum)
{
if (EnumExtensions.TryParse(typeInfo, value.ToString(), out result))
{
return true;
}
}
}
if (targetType.GetTypeInfo().IsEnum)
{
if (EnumExtensions.TryParse(targetType, value.ToString(), out result))
{
return true;
}
}
return false;
}
public bool CanAssignTo(XamlType type)
{
var otherUnderlyingType = type.UnderlyingType.GetTypeInfo();
return(otherUnderlyingType.IsAssignableFrom(UnderlyingType.GetTypeInfo()));
}
