internal void AddToContent(XamlObject child)
{
PropertyInfo contentProp = ObjType.GetProperties(BindingFlags.Instance | BindingFlags.Public)
.Single(prop => prop.GetCustomAttribute <ContentPropertyAttribute>() is not null);
if (contentProp.PropertyType.GetInterface(nameof(IEnumerable)) is null &&
_children.Count > 1)
{
throw new Exception();
}
_children.Add(child);
}
public ExtendedXamlProperty(string propName, XamlObject extension) :
base(propName)
{
Extension = extension ??
throw new ArgumentNullException(nameof(extension));
}
public void AddChild(XamlObject child)
{
_children.Add(child);
}
private XamlObject ReadObject()
{
XamlParseContext parentContext = CurrentContext;
bool createNewScope = !_reader.IsEmptyElement;
string elementName = _reader.Name;
string ns = string.Empty;
if (elementName.Contains(':'))
{
var parts = elementName.Split(':', StringSplitOptions.RemoveEmptyEntries);
ns = parts[0];
elementName = parts[1];
}
if (elementName.Contains('.'))
{
string[] parts = elementName.Split('.', StringSplitOptions.RemoveEmptyEntries);
if (parts.Length > 2)
{
throw new Exception();
}
CurrentContext.CurrentProperty = new FullXamlProperty(parts[1]);
return(null);
}
if (createNewScope)
{
EnterScope();
}
var attributes = new Dictionary <string, string>();
if (_reader.HasAttributes)
{
_reader.MoveToFirstAttribute();
do
{
attributes.Add(_reader.Name, _reader.Value);
}while(_reader.MoveToNextAttribute());
AddNamespaces(attributes);
}
Type objType = CurrentContext.LookupObjectByName(elementName, ns);
var obj = new XamlObject(objType);
foreach (var attr in attributes)
{
XamlProperty prop;
string trimmedValue = attr.Value.Trim();
if (trimmedValue.StartsWith('{') &&
trimmedValue.EndsWith('}'))
{
var parser = new MarkupExtensionParser(trimmedValue);
var extension = parser.ParseExtension(CurrentContext);
prop = new ExtendedXamlProperty(attr.Key, extension);
}
else if (attr.Key.Contains(':'))
{
var parts = attr.Key.Split(':');
if (parts.Length != 2)
{
throw new XmlException();
}
prop = new AttachedXamlProperty(parts[1], attr.Value, parts[0]);
}
else
{
prop = new InlineXamlProperty(attr.Key, attr.Value);
}
obj.AddProperty(prop);
}
if (createNewScope)
{
CurrentContext.CurrentObject = obj;
}
if (parentContext.CurrentProperty is not null &&
parentContext.CurrentProperty is FullXamlProperty p)
{
p.AddChild(obj);
}
