script/dom/html/
htmlfieldsetelement.rs1use std::default::Default;
6
7use dom_struct::dom_struct;
8use html5ever::{LocalName, Prefix, local_name};
9use js::rust::HandleObject;
10use stylo_dom::ElementState;
11
12use crate::dom::attr::Attr;
13use crate::dom::bindings::codegen::Bindings::HTMLFieldSetElementBinding::HTMLFieldSetElementMethods;
14use crate::dom::bindings::inheritance::{Castable, ElementTypeId, HTMLElementTypeId, NodeTypeId};
15use crate::dom::bindings::root::{DomRoot, MutNullableDom};
16use crate::dom::bindings::str::DOMString;
17use crate::dom::customelementregistry::CallbackReaction;
18use crate::dom::document::Document;
19use crate::dom::element::{AttributeMutation, Element};
20use crate::dom::html::htmlcollection::HTMLCollection;
21use crate::dom::html::htmlelement::HTMLElement;
22use crate::dom::html::htmlformelement::{FormControl, HTMLFormElement};
23use crate::dom::html::htmllegendelement::HTMLLegendElement;
24use crate::dom::node::{Node, NodeTraits, ShadowIncluding};
25use crate::dom::validation::Validatable;
26use crate::dom::validitystate::ValidityState;
27use crate::dom::virtualmethods::VirtualMethods;
28use crate::script_runtime::CanGc;
29use crate::script_thread::ScriptThread;
30
31#[dom_struct]
32pub(crate) struct HTMLFieldSetElement {
33 htmlelement: HTMLElement,
34 form_owner: MutNullableDom<HTMLFormElement>,
35 validity_state: MutNullableDom<ValidityState>,
36}
37
38impl HTMLFieldSetElement {
39 fn new_inherited(
40 local_name: LocalName,
41 prefix: Option<Prefix>,
42 document: &Document,
43 ) -> HTMLFieldSetElement {
44 HTMLFieldSetElement {
45 htmlelement: HTMLElement::new_inherited_with_state(
46 ElementState::ENABLED | ElementState::VALID,
47 local_name,
48 prefix,
49 document,
50 ),
51 form_owner: Default::default(),
52 validity_state: Default::default(),
53 }
54 }
55
56 #[cfg_attr(crown, allow(crown::unrooted_must_root))]
57 pub(crate) fn new(
58 local_name: LocalName,
59 prefix: Option<Prefix>,
60 document: &Document,
61 proto: Option<HandleObject>,
62 can_gc: CanGc,
63 ) -> DomRoot<HTMLFieldSetElement> {
64 Node::reflect_node_with_proto(
65 Box::new(HTMLFieldSetElement::new_inherited(
66 local_name, prefix, document,
67 )),
68 document,
69 proto,
70 can_gc,
71 )
72 }
73
74 pub(crate) fn update_validity(&self, can_gc: CanGc) {
75 let has_invalid_child = self
76 .upcast::<Node>()
77 .traverse_preorder(ShadowIncluding::No)
78 .flat_map(DomRoot::downcast::<Element>)
79 .any(|element| element.is_invalid(false, can_gc));
80
81 self.upcast::<Element>()
82 .set_state(ElementState::VALID, !has_invalid_child);
83 self.upcast::<Element>()
84 .set_state(ElementState::INVALID, has_invalid_child);
85 }
86}
87
88impl HTMLFieldSetElementMethods<crate::DomTypeHolder> for HTMLFieldSetElement {
89 fn Elements(&self, can_gc: CanGc) -> DomRoot<HTMLCollection> {
91 HTMLCollection::new_with_filter_fn(
92 &self.owner_window(),
93 self.upcast(),
94 |element, _| {
95 element
96 .downcast::<HTMLElement>()
97 .is_some_and(HTMLElement::is_listed_element)
98 },
99 can_gc,
100 )
101 }
102
103 make_bool_getter!(Disabled, "disabled");
105
106 make_bool_setter!(SetDisabled, "disabled");
108
109 make_atomic_setter!(SetName, "name");
111
112 make_getter!(Name, "name");
114
115 fn GetForm(&self) -> Option<DomRoot<HTMLFormElement>> {
117 self.form_owner()
118 }
119
120 fn WillValidate(&self) -> bool {
122 self.is_instance_validatable()
123 }
124
125 fn Validity(&self) -> DomRoot<ValidityState> {
127 self.validity_state()
128 }
129
130 fn CheckValidity(&self, can_gc: CanGc) -> bool {
132 self.check_validity(can_gc)
133 }
134
135 fn ReportValidity(&self, can_gc: CanGc) -> bool {
137 self.report_validity(can_gc)
138 }
139
140 fn ValidationMessage(&self) -> DOMString {
142 self.validation_message()
143 }
144
145 fn SetCustomValidity(&self, error: DOMString) {
147 self.validity_state().set_custom_error_message(error);
148 }
149
150 fn Type(&self) -> DOMString {
152 DOMString::from_string(String::from("fieldset"))
153 }
154}
155
156impl VirtualMethods for HTMLFieldSetElement {
157 fn super_type(&self) -> Option<&dyn VirtualMethods> {
158 Some(self.upcast::<HTMLElement>() as &dyn VirtualMethods)
159 }
160
161 fn attribute_mutated(&self, attr: &Attr, mutation: AttributeMutation, can_gc: CanGc) {
162 self.super_type()
163 .unwrap()
164 .attribute_mutated(attr, mutation, can_gc);
165 match *attr.local_name() {
166 local_name!("disabled") => {
167 let disabled_state = match mutation {
168 AttributeMutation::Set(None) => true,
169 AttributeMutation::Set(Some(_)) => {
170 return;
172 },
173 AttributeMutation::Removed => false,
174 };
175 let node = self.upcast::<Node>();
176 let element = self.upcast::<Element>();
177 element.set_disabled_state(disabled_state);
178 element.set_enabled_state(!disabled_state);
179 let mut found_legend = false;
180 let children = node.children().filter(|node| {
181 if found_legend {
182 true
183 } else if node.is::<HTMLLegendElement>() {
184 found_legend = true;
185 false
186 } else {
187 true
188 }
189 });
190 let fields = children.flat_map(|child| {
191 child
192 .traverse_preorder(ShadowIncluding::No)
193 .filter(|descendant| match descendant.type_id() {
194 NodeTypeId::Element(ElementTypeId::HTMLElement(
195 HTMLElementTypeId::HTMLButtonElement |
196 HTMLElementTypeId::HTMLInputElement |
197 HTMLElementTypeId::HTMLSelectElement |
198 HTMLElementTypeId::HTMLTextAreaElement,
199 )) => true,
200 NodeTypeId::Element(ElementTypeId::HTMLElement(
201 HTMLElementTypeId::HTMLElement,
202 )) => descendant
203 .downcast::<HTMLElement>()
204 .unwrap()
205 .is_form_associated_custom_element(),
206 _ => false,
207 })
208 });
209 if disabled_state {
210 for field in fields {
211 let element = field.downcast::<Element>().unwrap();
212 if element.enabled_state() {
213 element.set_disabled_state(true);
214 element.set_enabled_state(false);
215 if element
216 .downcast::<HTMLElement>()
217 .is_some_and(|h| h.is_form_associated_custom_element())
218 {
219 ScriptThread::enqueue_callback_reaction(
220 element,
221 CallbackReaction::FormDisabled(true),
222 None,
223 );
224 }
225 }
226 element.update_sequentially_focusable_status(can_gc);
227 }
228 } else {
229 for field in fields {
230 let element = field.downcast::<Element>().unwrap();
231 if element.disabled_state() {
232 element.check_disabled_attribute();
233 element.check_ancestors_disabled_state_for_form_control();
234 if element.enabled_state() &&
236 element
237 .downcast::<HTMLElement>()
238 .is_some_and(|h| h.is_form_associated_custom_element())
239 {
240 ScriptThread::enqueue_callback_reaction(
241 element,
242 CallbackReaction::FormDisabled(false),
243 None,
244 );
245 }
246 }
247 element.update_sequentially_focusable_status(can_gc);
248 }
249 }
250 element.update_sequentially_focusable_status(can_gc);
251 },
252 local_name!("form") => {
253 self.form_attribute_mutated(mutation, can_gc);
254 },
255 _ => {},
256 }
257 }
258}
259
260impl FormControl for HTMLFieldSetElement {
261 fn form_owner(&self) -> Option<DomRoot<HTMLFormElement>> {
262 self.form_owner.get()
263 }
264
265 fn set_form_owner(&self, form: Option<&HTMLFormElement>) {
266 self.form_owner.set(form);
267 }
268
269 fn to_element(&self) -> &Element {
270 self.upcast::<Element>()
271 }
272}
273
274impl Validatable for HTMLFieldSetElement {
275 fn as_element(&self) -> &Element {
276 self.upcast()
277 }
278
279 fn validity_state(&self) -> DomRoot<ValidityState> {
280 self.validity_state
281 .or_init(|| ValidityState::new(&self.owner_window(), self.upcast(), CanGc::note()))
282 }
283
284 fn is_instance_validatable(&self) -> bool {
285 false
287 }
288}