/// <summary>
/// Gets all the implemented interfaces of this <see cref="XObject"/>.
/// </summary>
/// <param name="node"></param>
/// <returns></returns>
public static IEnumerable <object> Interfaces(this XObject node, Type type)
{
Contract.Requires <ArgumentNullException>(node != null);
Contract.Requires <ArgumentNullException>(type != null);
return(Interfaces(node, type, node.Exports()));
}
/// <summary>
/// Gets the existing <see cref="InterfaceEventListener"/> registered on the target.
/// </summary>
/// <param name="dispatcher"></param>
/// <param name="eventType"></param>
/// <param name="capture"></param>
/// <param name="handler"></param>
/// <param name="interfaceType"></param>
/// <param name="methodInfo"></param>
/// <returns></returns>
public static InterfaceEventListener GetListener(EventTarget dispatcher, string eventType, bool capture, XObject handler, Type interfaceType, MethodInfo methodInfo)
{
Contract.Requires <ArgumentNullException>(dispatcher != null);
Contract.Requires <ArgumentNullException>(!string.IsNullOrWhiteSpace(eventType));
Contract.Requires <ArgumentNullException>(handler != null);
Contract.Requires <ArgumentNullException>(interfaceType != null);
Contract.Requires <ArgumentNullException>(methodInfo != null);
Contract.Requires <ArgumentException>(IsValidMethodInfo(methodInfo));
var host = handler.Exports().GetExportedValue <Func <Document> >()();
if (host == null)
{
throw new InvalidOperationException();
}
// find existing listener
var listener = Enumerable.Empty <EventListenerRegistration>()
.Concat(dispatcher.GetRegistrations())
.OfType <InterfaceEventListener>()
.Where(i => i.GetHandler(host) == handler)
.Where(i => i.InterfaceType == interfaceType)
.FirstOrDefault();
return(listener);
}
/// <summary>
/// Initializes a new instance.
/// </summary>
/// <param name="xml"></param>
/// <param name="evaluationContext"></param>
public EvaluationXsltContext(
XObject xml,
EvaluationContext evaluationContext)
: this(xml.Exports().GetExportedValue <IXsltContextFunctionProvider>(), xml, evaluationContext)
{
Contract.Requires <ArgumentNullException>(xml != null);
Contract.Requires <ArgumentNullException>(evaluationContext != null);
}
/// <summary>
/// Initializes a new instance.
/// </summary>
/// <param name="xml"></param>
/// <param name="evaluationContext"></param>
public EvaluationXsltContext(
XObject xml,
EvaluationContext evaluationContext)
: this(xml.Exports().GetExportedValue<IXsltContextFunctionProvider>(), xml, evaluationContext)
{
Contract.Requires<ArgumentNullException>(xml != null);
Contract.Requires<ArgumentNullException>(evaluationContext != null);
}
/// <summary>
/// Gets the existing <see cref="InterfaceEventListener"/> registered on the target.
/// </summary>
/// <param name="dispatcher"></param>
/// <param name="eventType"></param>
/// <param name="capture"></param>
/// <param name="handler"></param>
/// <param name="interfaceType"></param>
/// <param name="methodInfo"></param>
/// <returns></returns>
public static InterfaceEventListener GetListener(EventTarget dispatcher, string eventType, bool capture, XObject handler, Type interfaceType, MethodInfo methodInfo)
{
Contract.Requires<ArgumentNullException>(dispatcher != null);
Contract.Requires<ArgumentNullException>(!string.IsNullOrWhiteSpace(eventType));
Contract.Requires<ArgumentNullException>(handler != null);
Contract.Requires<ArgumentNullException>(interfaceType != null);
Contract.Requires<ArgumentNullException>(methodInfo != null);
Contract.Requires<ArgumentException>(IsValidMethodInfo(methodInfo));
var host = handler.Exports().GetExportedValue<Func<Document>>()();
if (host == null)
throw new InvalidOperationException();
// find existing listener
var listener = Enumerable.Empty<EventListenerRegistration>()
.Concat(dispatcher.GetRegistrations())
.OfType<InterfaceEventListener>()
.Where(i => i.GetHandler(host) == handler)
.Where(i => i.InterfaceType == interfaceType)
.FirstOrDefault();
return listener;
}
