// Used to implement IProvideValueTarget Service provider.
public static object GetTargetProperty(ObjectWriterContext xamlContext)
{
// If the XamlMember implements IProvideValueTarget, ask it for the TargetProperty first
Debug.Assert(xamlContext.ParentProperty != null);
System.Windows.Markup.IProvideValueTarget ipvt = xamlContext.ParentProperty as System.Windows.Markup.IProvideValueTarget;
if (ipvt != null)
{
return(ipvt.TargetProperty);
}
XamlMember parentProperty = xamlContext.ParentProperty;
//
// We should never have a null ParentProperty here but
// protect against null refs since we are going to dereference it
if (parentProperty == null)
{
return(null);
}
if (parentProperty.IsAttachable)
{
//
// IPVT returns the static Set method for attached properties in 3.0
return(parentProperty.Setter);
}
else
{
//
// This branch cover regular property (will return non null)
// and items in a collection/diction (will return null - IPVT returns null in 3.0 for collections/dictionaries).
return(parentProperty.UnderlyingMember);
}
}
public static object GetTargetProperty(ObjectWriterContext xamlContext)
{
IProvideValueTarget parentProperty = xamlContext.ParentProperty as IProvideValueTarget;
if (parentProperty != null)
{
return(parentProperty.TargetProperty);
}
XamlMember member = xamlContext.ParentProperty;
if (member == null)
{
return(null);
}
if (member.IsAttachable)
{
return(member.Setter);
}
return(member.UnderlyingMember);
}
public XamlObjectWriterFactory(ObjectWriterContext context)
{
_savedContext = context.GetSavedContext(SavedContextType.Template);
_parentSettings = context.ServiceProvider_GetSettings();
}
