public ExtensionEntry(Type extensionType, ExtensionServer server, Type overriddenExtensionType, int order)
{
this.ExtensionType = extensionType;
this.Server = server;
this.OverriddenExtensionTypes.Add(overriddenExtensionType);
this.Order = order;
}
public ExtensionEntry(Type extensionType, ExtensionServer server, List <Type> overriddenExtensionTypes,
int order)
{
this.ExtensionType = extensionType;
this.Server = server;
this.OverriddenExtensionTypes = overriddenExtensionTypes;
this.Order = order;
}
/// <summary>
/// Re-applies extensions from the ExtensionServer to the specified design items.
/// </summary>
void ReapplyExtensions(IEnumerable <DesignItem> items, ExtensionServer server)
{
foreach (DesignItem item in items)
{
if (item != null)
{
item.ReapplyExtensionServer(this, server);
}
}
}
internal IEnumerable <Extension> CreateExtensions(ExtensionServer server, DesignItem item)
{
Debug.Assert(server != null);
Debug.Assert(item != null);
foreach (ExtensionEntry entry in GetExtensionEntries(item))
{
if (entry.Server == server)
{
var disabledExtensions = Extension.GetDisabledExtensions(item.View);
if (string.IsNullOrEmpty(disabledExtensions) ||
!disabledExtensions.Split(';').Contains(entry.ExtensionType.Name))
{
yield return(server.CreateExtension(entry.ExtensionType, item));
}
}
}
}
/// <summary>
/// Registers extensions from the specified assembly.
/// </summary>
public void RegisterAssembly(Assembly assembly)
{
if (assembly == null)
{
throw new ArgumentNullException("assembly");
}
// object[] assemblyAttributes = assembly.GetCustomAttributes(typeof(IsWpfDesignerAssemblyAttribute), false);
// if (assemblyAttributes.Length == 0)
// return;
if (!_registeredAssemblies.Add(assembly))
{
// the assembly already is registered, don't try to register it again.
return;
}
// IsWpfDesignerAssemblyAttribute isWpfDesignerAssembly = (IsWpfDesignerAssemblyAttribute)assemblyAttributes[0];
// foreach (Type type in isWpfDesignerAssembly.UsePrivateReflection ? assembly.GetTypes() : assembly.GetExportedTypes()) {
foreach (Type type in assembly.GetTypes())
{
object[] extensionForAttributes = type.GetCustomAttributes(typeof(ExtensionForAttribute), false);
if (extensionForAttributes.Length == 0)
{
continue;
}
foreach (ExtensionForAttribute designerFor in extensionForAttributes)
{
ExtensionServer server = GetServerForExtension(type);
ExtensionAttribute extensionAttribute =
type.GetCustomAttributes(typeof(ExtensionAttribute), false)
.FirstOrDefault() as ExtensionAttribute;
AddExtensionEntry(designerFor.DesignedItemType,
new ExtensionEntry(type, server, designerFor.OverrideExtensions.ToList(),
extensionAttribute != null ? extensionAttribute.Order : 0));
}
}
}
