private XamlFileDefinition Visit(XamlXmlReader reader, string file)
{
WriteState(reader);
var xamlFile = new XamlFileDefinition(file);
do
{
switch (reader.NodeType)
{
case XamlNodeType.StartObject:
_depth++;
xamlFile.Objects.Add(VisitObject(reader, null));
break;
case XamlNodeType.NamespaceDeclaration:
xamlFile.Namespaces.Add(reader.Namespace);
break;
default:
throw new InvalidOperationException();
}
}while (reader.Read());
return(xamlFile);
}
/// <summary>
/// Gets the name of a GlobalStaticResources property associated with a ResourceDictionary.Source designation. Throws an exception if none is found.
/// </summary>
/// <param name="originDictionary">The file containing the XAML</param>
/// <param name="source">The ResourceDictionary.Source value</param>
internal string FindTargetPropertyForMergedDictionarySource(XamlFileDefinition originDictionary, string source)
{
var targetSource = GetSourceLink(originDictionary);
var absoluteSource = ResolveAbsoluteSource(targetSource, source);
if (_rdMap.TryGetValue(absoluteSource, out var xamlFileDefinition))
{
// TODO: check if it actually corresponds to a ResourceDictionary
return(ConvertIdToResourceDictionaryProperty(xamlFileDefinition.UniqueID));
}
return(null);
}
/// <summary> /// Should this Xaml be included when defining default styles? Outside of Uno this is always true. In Uno, this excludes WinUI Fluent resources (which consumer code accesses via XamlControlsResources) /// </summary> private bool IsIncludedResource(XamlFileDefinition xamlFileDefinition, XamlGlobalStaticResourcesMap map) => !IsUnoAssembly || _nonSystemResources.None(s => map.GetSourceLink(xamlFileDefinition).EndsWith(s));
private bool IsResourceDictionary(XamlFileDefinition fileDefinition) => fileDefinition.Objects.FirstOrDefault()?.Type.Name == "ResourceDictionary";
/// <summary>
/// Get the appropriate source link for a given XAML file.
/// </summary>
internal string GetSourceLink(XamlFileDefinition xamlFileDefinition)
{
return(_rdMap.FirstOrDefault(kvp => kvp.Value == xamlFileDefinition).Key); //TODO: this is O(n), is it an actual perf issue?
}
