public override object ProvideValue(IServiceProvider serviceProvider)
{
IXamlSchemaContextProvider schemaContextProvider;
IAmbientProvider ambient;
schemaContextProvider = (IXamlSchemaContextProvider)serviceProvider.GetService(typeof(IXamlSchemaContextProvider));
ambient = (IAmbientProvider)serviceProvider.GetService(typeof(IAmbientProvider));
XamlType RwHolderType = schemaContextProvider.SchemaContext.GetXamlType(typeof(RWElementResourceHolder));
XamlMember resourceProperty2 = RwHolderType.GetMember("Resources");
XamlType RoHolderType = schemaContextProvider.SchemaContext.GetXamlType(typeof(ElementResourceHolder));
XamlMember resourceProperty1 = RoHolderType.GetMember("Resources");
IEnumerable <AmbientPropertyValue> aEnumerable = ambient.GetAllAmbientValues(null, resourceProperty1, resourceProperty2);
if (aEnumerable == null)
{
return(null);
}
foreach (AmbientPropertyValue aValue in aEnumerable)
{
if (resourceProperty1.Equals(aValue.RetrievedProperty) || resourceProperty2.Equals(aValue.RetrievedProperty))
{
Dictionary <string, object> resources = (Dictionary <string, object>)aValue.Value;
object value;
if (resources.TryGetValue(_key, out value))
{
return(value);
}
}
}
string err = String.Format("Resource key {0} not found.", _key);
throw new InvalidOperationException(err);
}
