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Support prefixed intrinsic size value for flex-basis.

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auto() and zero() are used in the parser for flex shorthand property.
This commit is contained in:
Hiroyuki Ikezoe 2017-05-20 11:59:52 +09:00
parent 3a3bc03eb8
commit d06af8971d
4 changed files with 38 additions and 16 deletions
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17
components/style/properties/helpers.mako.rs
View file

@ -1090,6 +1090,23 @@
#[cfg_attr(feature = "servo", derive(HeapSizeOf))]
pub struct SpecifiedValue(pub ${length_type});
% if length_type == "MozLength":
impl SpecifiedValue {
/// Returns the `auto` value.
pub fn auto() -> Self {
use values::specified::length::LengthOrPercentageOrAuto;
SpecifiedValue(MozLength::LengthOrPercentageOrAuto(LengthOrPercentageOrAuto::Auto))
}
/// Returns a value representing a `0` length.
pub fn zero() -> Self {
use values::specified::length::{LengthOrPercentageOrAuto, NoCalcLength};
SpecifiedValue(MozLength::LengthOrPercentageOrAuto(
LengthOrPercentageOrAuto::Length(NoCalcLength::zero())))
}
}
% endif
#[inline]
pub fn get_initial_value() -> computed_value::T {
use values::computed::${length_type};

29
components/style/properties/longhand/position.mako.rs
View file

@ -134,18 +134,23 @@ ${helpers.predefined_type("order", "Integer", "0",
animation_value_type="ComputedValue",
spec="https://drafts.csswg.org/css-flexbox/#order-property")}
// FIXME: Gecko doesn't support content value yet.
// FIXME: This property should be animatable.
${helpers.predefined_type("flex-basis",
"LengthOrPercentageOrAuto" if product == "gecko" else
"LengthOrPercentageOrAutoOrContent",
"computed::LengthOrPercentageOrAuto::Auto" if product == "gecko" else
"computed::LengthOrPercentageOrAutoOrContent::Auto",
"parse_non_negative",
spec="https://drafts.csswg.org/css-flexbox/#flex-basis-property",
extra_prefixes="webkit",
animation_value_type="ComputedValue" if product == "gecko" else "none")}
% if product == "gecko":
// FIXME: Gecko doesn't support content value yet.
${helpers.gecko_size_type("flex-basis", "MozLength", "auto()",
logical=False,
spec="https://drafts.csswg.org/css-flexbox/#flex-basis-property",
extra_prefixes="webkit",
animation_value_type="ComputedValue")}
% else:
// FIXME: This property should be animatable.
${helpers.predefined_type("flex-basis",
"LengthOrPercentageOrAutoOrContent",
"computed::LengthOrPercentageOrAutoOrContent::Auto",
"parse_non_negative",
spec="https://drafts.csswg.org/css-flexbox/#flex-basis-property",
extra_prefixes="webkit",
animation_value_type="none")}
% endif
% for (size, logical) in ALL_SIZES:
<%
spec = "https://drafts.csswg.org/css-box/#propdef-%s"

2
components/style/properties/shorthand/position.mako.rs
View file

@ -78,7 +78,7 @@
}
}
if basis.is_none() {
if let Ok(value) = input.try(|input| longhands::flex_basis::parse(context, input)) {
if let Ok(value) = input.try(|input| longhands::flex_basis::parse_specified(context, input)) {
basis = Some(value);
continue
}

6
ports/geckolib/glue.rs
View file

@ -1904,14 +1904,14 @@ pub extern "C" fn Servo_DeclarationBlock_SetAutoValue(declarations:
use style::properties::{PropertyDeclaration, LonghandId};
use style::properties::longhands::height::SpecifiedValue as Height;
use style::properties::longhands::width::SpecifiedValue as Width;
use style::values::specified::{LengthOrPercentageOrAuto, MozLength};
use style::values::specified::LengthOrPercentageOrAuto;
let long = get_longhand_from_id!(property);
let auto = LengthOrPercentageOrAuto::Auto;
let prop = match_wrap_declared! { long,
Height => Height(MozLength::LengthOrPercentageOrAuto(auto)),
Width => Width(MozLength::LengthOrPercentageOrAuto(auto)),
Height => Height::auto(),
Width => Width::auto(),
MarginTop => auto,
MarginRight => auto,
MarginBottom => auto,