/// <summary>
/// Adds the interface layer for the given instance to the dynamic binding context.
/// </summary>
public static void AddInterfaceLayer(this IDynamicBindingContext context, IProductElement element)
{
Guard.NotNull(() => context, context);
Guard.NotNull(() => element, element);
//TODO: If we ever allow automation to be defined on an extension point,
// then for every pattern that implments and extension point, we must add a key to the cache for that extensionPoint.DefinitionId
var layer = default(object);
var key = new ToolkitInterfaceLayerCacheKey(element, element.DefinitionId);
if (element.Root != null &&
element.Root.ProductState != null &&
element.Root.ProductState.PropertyBag != null &&
!element.Root.ProductState.PropertyBag.TryGetValue(key, out layer))
{
layer = GetInterfaceLayer(element);
if (layer != null)
{
element.Root.ProductState.PropertyBag[key] = layer;
}
}
if (layer != null)
{
context.AddExportsFromInterfaces(layer);
}
}
/// <summary>
/// Adds the automation extension to the context
/// </summary>
/// <param name="context"></param>
/// <param name="extension"></param>
public static void AddAutomation(this IDynamicBindingContext context, IAutomationExtension extension)
{
Guard.NotNull(() => context, context);
Guard.NotNull(() => extension, extension);
context.AddExport(extension);
context.AddExportsFromInterfaces(extension);
context.AddExportsFromInterfaces(extension.Owner);
var mel = extension.Owner as ModelElement;
if (mel != null)
{
context.AddExport(mel);
}
}