/// <summary>
/// Gets an array of all the instantiatable <see cref="IElementAdderMenuCommand{TContext}"/>
/// implementations that are annotated with <see cref="ElementAdderMenuCommandAttribute"/>.
private static IEnumerable <Type> GetAnnotatedCommandTypes <TContext>()
{
return
(from type in TypeMeta.DiscoverImplementations <IElementAdderMenuCommand <TContext> >()
where type.IsClass && type.IsDefined(typeof(ElementAdderMenuCommandAttribute), false)
select type);
}
/// <summary>
/// Discovers all of the available installer types for a given service.
/// </summary>
/// <param name="service">The service.</param>
/// <returns>
/// An array of zero-or-more non-abstract installer types.
/// </returns>
public static Type[] DiscoverInstallerTypes(IServiceDescriptor service)
{
if (s_ServiceInstallerTypes == null)
{
s_ServiceInstallerTypes = TypeMeta.DiscoverImplementations <ZenjectServiceInstaller>();
}
var genericInstallerType = typeof(ZenjectServiceInstaller <>).MakeGenericType(service.ServiceType);
return(s_ServiceInstallerTypes
.Where(installerType => genericInstallerType.IsAssignableFrom(installerType))
.Where(installerType => !installerType.IsAbstract && installerType.IsClass)
.ToArray());
}
/// <summary>
/// Populates a menu with concrete element types.
/// </summary>
/// <param name="menu">Editor menu.</param>
/// <exception cref="System.ArgumentNullException">
/// If <paramref name="menu"/> is <c>null</c>.
/// </exception>
public void PopulateWithConcreteTypes(EditorMenu menu)
{
ExceptionUtility.CheckArgumentNotNull(menu, "menu");
menu.AddSeparator();
foreach (var concreteType in ApplyTypeFilter(TypeMeta.DiscoverImplementations(this.ElementContractType)))
{
menu.AddCommand(this.FormatTypeDisplayName(concreteType))
.Enabled(this.ElementAdder != null && this.ElementAdder.CanAddElement(concreteType))
.Action(() => {
if (this.ElementAdder.CanAddElement(concreteType))
{
this.ElementAdder.AddElement(concreteType);
}
});
}
}
private static Type[] GetDiscoverablePackageLanguageTypes()
{
return(TypeMeta.DiscoverImplementations <PackageLanguage>()
.Where(type => Attribute.IsDefined(type, typeof(DiscoverablePackageLanguageAttribute)))
.ToArray());
}