script/dom/html/
htmltablerowelement.rs

1/* This Source Code Form is subject to the terms of the Mozilla Public
2 * License, v. 2.0. If a copy of the MPL was not distributed with this
3 * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
4
5use dom_struct::dom_struct;
6use html5ever::{LocalName, Prefix, QualName, local_name, ns};
7use js::context::{JSContext, NoGC};
8use js::rust::HandleObject;
9use style::attr::{AttrValue, LengthOrPercentageOrAuto};
10use style::color::AbsoluteColor;
11
12use crate::dom::bindings::codegen::Bindings::HTMLTableElementBinding::HTMLTableElementMethods;
13use crate::dom::bindings::codegen::Bindings::HTMLTableRowElementBinding::HTMLTableRowElementMethods;
14use crate::dom::bindings::codegen::Bindings::HTMLTableSectionElementBinding::HTMLTableSectionElementMethods;
15use crate::dom::bindings::codegen::Bindings::NodeBinding::NodeMethods;
16use crate::dom::bindings::error::{ErrorResult, Fallible};
17use crate::dom::bindings::inheritance::Castable;
18use crate::dom::bindings::root::{DomRoot, LayoutDom, MutNullableDom};
19use crate::dom::bindings::str::DOMString;
20use crate::dom::document::Document;
21use crate::dom::element::attributes::storage::AttrRef;
22use crate::dom::element::{CustomElementCreationMode, Element, ElementCreator};
23use crate::dom::html::htmlcollection::HTMLCollection;
24use crate::dom::html::htmlelement::HTMLElement;
25use crate::dom::html::htmltablecellelement::HTMLTableCellElement;
26use crate::dom::html::htmltableelement::HTMLTableElement;
27use crate::dom::html::htmltablesectionelement::HTMLTableSectionElement;
28use crate::dom::node::virtualmethods::VirtualMethods;
29use crate::dom::node::{Node, NodeTraits};
30
31#[dom_struct]
32pub(crate) struct HTMLTableRowElement {
33    htmlelement: HTMLElement,
34    cells: MutNullableDom<HTMLCollection>,
35}
36
37impl HTMLTableRowElement {
38    fn new_inherited(
39        local_name: LocalName,
40        prefix: Option<Prefix>,
41        document: &Document,
42    ) -> HTMLTableRowElement {
43        HTMLTableRowElement {
44            htmlelement: HTMLElement::new_inherited(local_name, prefix, document),
45            cells: Default::default(),
46        }
47    }
48
49    pub(crate) fn new(
50        cx: &mut js::context::JSContext,
51        local_name: LocalName,
52        prefix: Option<Prefix>,
53        document: &Document,
54        proto: Option<HandleObject>,
55    ) -> DomRoot<HTMLTableRowElement> {
56        let n = Node::reflect_node_with_proto(
57            cx,
58            Box::new(HTMLTableRowElement::new_inherited(
59                local_name, prefix, document,
60            )),
61            document,
62            proto,
63        );
64
65        n.upcast::<Node>().set_weird_parser_insertion_mode();
66        n
67    }
68
69    /// Determine the index for this `HTMLTableRowElement` within the given
70    /// `HTMLCollection`. Returns `-1` if not found within collection.
71    fn row_index(&self, no_gc: &NoGC, collection: DomRoot<HTMLCollection>) -> i32 {
72        collection
73            .elements_iter(no_gc)
74            .position(|elem| (&elem as &Element) == self.upcast())
75            .map_or(-1, |i| i as i32)
76    }
77}
78
79impl HTMLTableRowElementMethods<crate::DomTypeHolder> for HTMLTableRowElement {
80    // https://html.spec.whatwg.org/multipage/#dom-tr-bgcolor
81    make_getter!(BgColor, "bgcolor");
82
83    // https://html.spec.whatwg.org/multipage/#dom-tr-bgcolor
84    make_legacy_color_setter!(SetBgColor, "bgcolor");
85
86    /// <https://html.spec.whatwg.org/multipage/#dom-tr-cells>
87    fn Cells(&self, cx: &mut JSContext) -> DomRoot<HTMLCollection> {
88        self.cells.or_init(|| {
89            HTMLCollection::new_with_filter_fn(
90                cx,
91                &self.owner_window(),
92                self.upcast(),
93                |element, root| {
94                    (element.is::<HTMLTableCellElement>()) &&
95                        element.upcast::<Node>().GetParentNode().as_deref() == Some(root)
96                },
97            )
98        })
99    }
100
101    /// <https://html.spec.whatwg.org/multipage/#dom-tr-insertcell>
102    fn InsertCell(&self, cx: &mut JSContext, index: i32) -> Fallible<DomRoot<HTMLElement>> {
103        let node = self.upcast::<Node>();
104        node.insert_cell_or_row(
105            cx,
106            index,
107            |cx| self.Cells(cx),
108            |cx| {
109                let cell = Element::create(
110                    cx,
111                    QualName::new(None, ns!(html), local_name!("td")),
112                    None,
113                    &node.owner_doc(),
114                    ElementCreator::ScriptCreated,
115                    CustomElementCreationMode::Asynchronous,
116                    None,
117                );
118                DomRoot::downcast::<HTMLTableCellElement>(cell).unwrap()
119            },
120        )
121    }
122
123    /// <https://html.spec.whatwg.org/multipage/#dom-tr-deletecell>
124    fn DeleteCell(&self, cx: &mut JSContext, index: i32) -> ErrorResult {
125        let node = self.upcast::<Node>();
126        node.delete_cell_or_row(
127            cx,
128            index,
129            |cx| self.Cells(cx),
130            |n| n.is::<HTMLTableCellElement>(),
131        )
132    }
133
134    /// <https://html.spec.whatwg.org/multipage/#dom-tr-rowindex>
135    fn RowIndex(&self, cx: &mut JSContext) -> i32 {
136        let parent = match self.upcast::<Node>().GetParentNode() {
137            Some(parent) => parent,
138            None => return -1,
139        };
140        if let Some(table) = parent.downcast::<HTMLTableElement>() {
141            let rows = table.Rows(cx);
142            return self.row_index(cx.no_gc(), rows);
143        }
144        if !parent.is::<HTMLTableSectionElement>() {
145            return -1;
146        }
147        let grandparent = match parent.upcast::<Node>().GetParentNode() {
148            Some(parent) => parent,
149            None => return -1,
150        };
151        grandparent
152            .downcast::<HTMLTableElement>()
153            .map_or(-1, |table| {
154                let rows = table.Rows(cx);
155                self.row_index(cx.no_gc(), rows)
156            })
157    }
158
159    /// <https://html.spec.whatwg.org/multipage/#dom-tr-sectionrowindex>
160    fn SectionRowIndex(&self, cx: &mut JSContext) -> i32 {
161        let parent = match self.upcast::<Node>().GetParentNode() {
162            Some(parent) => parent,
163            None => return -1,
164        };
165        let collection = if let Some(table) = parent.downcast::<HTMLTableElement>() {
166            table.Rows(cx)
167        } else if let Some(table_section) = parent.downcast::<HTMLTableSectionElement>() {
168            table_section.Rows(cx)
169        } else {
170            return -1;
171        };
172        self.row_index(cx.no_gc(), collection)
173    }
174}
175
176impl LayoutDom<'_, HTMLTableRowElement> {
177    pub(crate) fn get_background_color(self) -> Option<AbsoluteColor> {
178        self.upcast::<Element>()
179            .get_attr_for_layout(&ns!(), &local_name!("bgcolor"))
180            .and_then(AttrValue::as_color)
181            .cloned()
182    }
183
184    pub(crate) fn get_height(self) -> LengthOrPercentageOrAuto {
185        self.upcast::<Element>()
186            .get_attr_for_layout(&ns!(), &local_name!("height"))
187            .map(AttrValue::as_dimension)
188            .cloned()
189            .unwrap_or(LengthOrPercentageOrAuto::Auto)
190    }
191}
192
193impl VirtualMethods for HTMLTableRowElement {
194    fn super_type(&self) -> Option<&dyn VirtualMethods> {
195        Some(self.upcast::<HTMLElement>() as &dyn VirtualMethods)
196    }
197
198    fn attribute_affects_presentational_hints(&self, attr: AttrRef<'_>) -> bool {
199        match attr.local_name() {
200            &local_name!("height") => true,
201            _ => self
202                .super_type()
203                .unwrap()
204                .attribute_affects_presentational_hints(attr),
205        }
206    }
207
208    fn parse_plain_attribute(&self, local_name: &LocalName, value: DOMString) -> AttrValue {
209        match *local_name {
210            local_name!("bgcolor") => AttrValue::from_legacy_color(value.into()),
211            local_name!("height") => AttrValue::from_dimension(value.into()),
212            _ => self
213                .super_type()
214                .unwrap()
215                .parse_plain_attribute(local_name, value),
216        }
217    }
218}
script/dom/html/htmltablerowelement.rs

script/dom/html/
htmltablerowelement.rs
