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-rw-r--r--components/style/legacy.rs49
1 files changed, 30 insertions, 19 deletions
diff --git a/components/style/legacy.rs b/components/style/legacy.rs
index bd4ef9a5b2a..c7d974d1094 100644
--- a/components/style/legacy.rs
+++ b/components/style/legacy.rs
@@ -5,17 +5,21 @@
//! Legacy presentational attributes defined in the HTML5 specification: `<td width>`,
//! `<input size>`, and so forth.
-use node::{TElement, TElementAttributes, TNode};
+use std::sync::Arc;
+
+use selectors::tree::{TElement, TNode};
+use selectors::matching::DeclarationBlock;
+use node::TElementAttributes;
use values::specified::CSSColor;
use values::{CSSFloat, specified};
use properties::DeclaredValue::SpecifiedValue;
use properties::PropertyDeclaration;
use properties::longhands;
-use selector_matching::{DeclarationBlock, Stylist};
+use selector_matching::Stylist;
use cssparser::Color;
+use selectors::smallvec::VecLike;
use util::geometry::Au;
-use util::smallvec::VecLike;
use util::str::LengthOrPercentageOrAuto;
/// Legacy presentational attributes that take a length as defined in HTML5 § 2.4.4.4.
@@ -68,7 +72,7 @@ pub trait PresentationalHintSynthesis {
where E: TElement<'a> +
TElementAttributes,
N: TNode<'a,E>,
- V: VecLike<DeclarationBlock>;
+ V: VecLike<DeclarationBlock<Vec<PropertyDeclaration>>>;
/// Synthesizes rules for the legacy `bgcolor` attribute.
fn synthesize_presentational_hint_for_legacy_background_color_attribute<'a,E,V>(
&self,
@@ -80,7 +84,7 @@ pub trait PresentationalHintSynthesis {
E: TElement<'a> +
TElementAttributes,
V: VecLike<
- DeclarationBlock>;
+ DeclarationBlock<Vec<PropertyDeclaration>>>;
/// Synthesizes rules for the legacy `border` attribute.
fn synthesize_presentational_hint_for_legacy_border_attribute<'a,E,V>(
&self,
@@ -90,7 +94,7 @@ pub trait PresentationalHintSynthesis {
where
E: TElement<'a> +
TElementAttributes,
- V: VecLike<DeclarationBlock>;
+ V: VecLike<DeclarationBlock<Vec<PropertyDeclaration>>>;
}
impl PresentationalHintSynthesis for Stylist {
@@ -102,7 +106,7 @@ impl PresentationalHintSynthesis for Stylist {
where E: TElement<'a> +
TElementAttributes,
N: TNode<'a,E>,
- V: VecLike<DeclarationBlock> {
+ V: VecLike<DeclarationBlock<Vec<PropertyDeclaration>>> {
let element = node.as_element();
match element.get_local_name() {
name if *name == atom!("td") => {
@@ -110,13 +114,13 @@ impl PresentationalHintSynthesis for Stylist {
LengthOrPercentageOrAuto::Auto => {}
LengthOrPercentageOrAuto::Percentage(percentage) => {
let width_value = specified::LengthOrPercentageOrAuto::Percentage(percentage);
- matching_rules_list.vec_push(DeclarationBlock::from_declaration(
+ matching_rules_list.vec_push(from_declaration(
PropertyDeclaration::Width(SpecifiedValue(width_value))));
*shareable = false
}
LengthOrPercentageOrAuto::Length(length) => {
let width_value = specified::LengthOrPercentageOrAuto::Length(specified::Length::Au(length));
- matching_rules_list.vec_push(DeclarationBlock::from_declaration(
+ matching_rules_list.vec_push(from_declaration(
PropertyDeclaration::Width(SpecifiedValue(width_value))));
*shareable = false
}
@@ -160,7 +164,7 @@ impl PresentationalHintSynthesis for Stylist {
}
_ => specified::Length::Au(Au::from_px(value as int)),
};
- matching_rules_list.vec_push(DeclarationBlock::from_declaration(
+ matching_rules_list.vec_push(from_declaration(
PropertyDeclaration::Width(SpecifiedValue(
specified::LengthOrPercentageOrAuto::Length(value)))));
*shareable = false
@@ -177,7 +181,7 @@ impl PresentationalHintSynthesis for Stylist {
//
// https://html.spec.whatwg.org/multipage/rendering.html#textarea-effective-width
let value = specified::Length::ServoCharacterWidth(value);
- matching_rules_list.vec_push(DeclarationBlock::from_declaration(
+ matching_rules_list.vec_push(from_declaration(
PropertyDeclaration::Width(SpecifiedValue(
specified::LengthOrPercentageOrAuto::Length(value)))));
*shareable = false
@@ -190,7 +194,7 @@ impl PresentationalHintSynthesis for Stylist {
//
// https://html.spec.whatwg.org/multipage/rendering.html#textarea-effective-height
let value = specified::Length::Em(value as CSSFloat);
- matching_rules_list.vec_push(DeclarationBlock::from_declaration(
+ matching_rules_list.vec_push(from_declaration(
PropertyDeclaration::Height(SpecifiedValue(
longhands::height::SpecifiedValue(
specified::LengthOrPercentageOrAuto::Length(value))))));
@@ -213,11 +217,11 @@ impl PresentationalHintSynthesis for Stylist {
E: TElement<'a> +
TElementAttributes,
V: VecLike<
- DeclarationBlock> {
+ DeclarationBlock<Vec<PropertyDeclaration>>> {
match element.get_simple_color_attribute(SimpleColorAttribute::BgColor) {
None => {}
Some(color) => {
- matching_rules_list.vec_push(DeclarationBlock::from_declaration(
+ matching_rules_list.vec_push(from_declaration(
PropertyDeclaration::BackgroundColor(SpecifiedValue(
CSSColor { parsed: Color::RGBA(color), authored: None }))));
*shareable = false
@@ -233,21 +237,21 @@ impl PresentationalHintSynthesis for Stylist {
where
E: TElement<'a> +
TElementAttributes,
- V: VecLike<DeclarationBlock> {
+ V: VecLike<DeclarationBlock<Vec<PropertyDeclaration>>> {
match element.get_unsigned_integer_attribute(UnsignedIntegerAttribute::Border) {
None => {}
Some(length) => {
let width_value = specified::Length::Au(Au::from_px(length as int));
- matching_rules_list.vec_push(DeclarationBlock::from_declaration(
+ matching_rules_list.vec_push(from_declaration(
PropertyDeclaration::BorderTopWidth(SpecifiedValue(
longhands::border_top_width::SpecifiedValue(width_value)))));
- matching_rules_list.vec_push(DeclarationBlock::from_declaration(
+ matching_rules_list.vec_push(from_declaration(
PropertyDeclaration::BorderLeftWidth(SpecifiedValue(
longhands::border_left_width::SpecifiedValue(width_value)))));
- matching_rules_list.vec_push(DeclarationBlock::from_declaration(
+ matching_rules_list.vec_push(from_declaration(
PropertyDeclaration::BorderBottomWidth(SpecifiedValue(
longhands::border_bottom_width::SpecifiedValue(width_value)))));
- matching_rules_list.vec_push(DeclarationBlock::from_declaration(
+ matching_rules_list.vec_push(from_declaration(
PropertyDeclaration::BorderRightWidth(SpecifiedValue(
longhands::border_right_width::SpecifiedValue(width_value)))));
*shareable = false
@@ -256,3 +260,10 @@ impl PresentationalHintSynthesis for Stylist {
}
}
+
+/// A convenience function to create a declaration block from a single declaration. This is
+/// primarily used in `synthesize_rules_for_legacy_attributes`.
+#[inline]
+pub fn from_declaration(rule: PropertyDeclaration) -> DeclarationBlock<Vec<PropertyDeclaration>> {
+ DeclarationBlock::from_declarations(Arc::new(vec![rule]))
+}
generated by cgit v1.2.3 (git 2.25.1) at 2025-06-01 09:58:11 +0000