我有一类附加属性:publicstaticclassXamlProps{#regionAttachedPropertiesprivatestaticreadonlyDependencyPropertyFooProperty=DependencyProperty.RegisterAttached("Foo",typeof(string),typeof(XamlProps),null);publicstaticvoidSetFoo(DependencyObjectobj,stringaction){obj.SetValue(FooProperty,action);}}我在我的XAML中使用