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style: Parse the legacy border attribute per the legacy HTML specification.

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Additionally, this patch cleans up some miscellaneous formatting issues
and refactors files in `layout/css/` somewhat to eliminate needless
levels of indirection. It also fixes our handling of presentational
hints that only apply if border is nonzero.
This commit is contained in:
Patrick Walton 2014-12-07 22:54:56 -08:00
parent e0e14c60d6
commit 10f1ed5e31
19 changed files with 350 additions and 127 deletions
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26
components/layout/wrapper.rs
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@ -56,11 +56,12 @@ use servo_msg::constellation_msg::{PipelineId, SubpageId};
use servo_util::str::{LengthOrPercentageOrAuto, is_whitespace};
use std::kinds::marker::ContravariantLifetime;
use std::mem;
use style::computed_values::{content, display, white_space};
use style::{AnyNamespace, AttrSelector, IntegerAttribute, LengthAttribute};
use style::{PropertyDeclarationBlock, SpecificNamespace, TElement, TElementAttributes, TNode};
use url::Url;
use string_cache::{Atom, Namespace};
use style::computed_values::{content, display, white_space};
use style::{AnyNamespace, AttrSelector, BorderUnsignedIntegerAttribute, IntegerAttribute};
use style::{LengthAttribute, PropertyDeclarationBlock, SpecificNamespace, TElement};
use style::{TElementAttributes, TNode, UnsignedIntegerAttribute};
use url::Url;
use std::cell::{Ref, RefMut};
@ -580,6 +581,17 @@ impl<'le> TElement<'le> for LayoutElement<'le> {
}
}
}
#[inline]
fn has_nonzero_border(self) -> bool {
unsafe {
match self.element
.get_unsigned_integer_attribute_for_layout(BorderUnsignedIntegerAttribute) {
None | Some(0) => false,
_ => true,
}
}
}
}
impl<'le> TElementAttributes for LayoutElement<'le> {
@ -594,6 +606,12 @@ impl<'le> TElementAttributes for LayoutElement<'le> {
self.element.get_integer_attribute_for_layout(integer_attribute)
}
}
fn get_unsigned_integer_attribute(self, attribute: UnsignedIntegerAttribute) -> Option<u32> {
unsafe {
self.element.get_unsigned_integer_attribute_for_layout(attribute)
}
}
}
fn get_content(content_list: &content::T) -> String {