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Bug 1366144: Correctly diff ::before and ::after pseudo-element styles if there's no generated content. r=heycam

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MozReview-Commit-ID: BHSxMJd0G0O
Signed-off-by: Emilio Cobos Álvarez <emilio@crisal.io>
This commit is contained in:
Emilio Cobos Álvarez 2017-05-19 15:40:44 +02:00
parent 5a012cc9b1
commit 605974a112
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GPG key ID: 056B727BB9C1027C
3 changed files with 77 additions and 23 deletions
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11
components/style/properties/gecko.mako.rs
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@ -141,6 +141,13 @@ impl ComputedValues {
self.get_box().clone_display() == longhands::display::computed_value::T::contents
}
/// Returns true if the value of the `content` property would make a
/// pseudo-element not rendered.
#[inline]
pub fn ineffective_content_property(&self) -> bool {
self.get_counters().ineffective_content_property()
}
% for style_struct in data.style_structs:
#[inline]
pub fn clone_${style_struct.name_lower}(&self) -> Arc<style_structs::${style_struct.name}> {
@ -4204,6 +4211,10 @@ clip-path
<%self:impl_trait style_struct_name="Counters"
skip_longhands="content counter-increment counter-reset">
pub fn ineffective_content_property(&self) -> bool {
self.gecko.mContents.is_empty()
}
pub fn set_content(&mut self, v: longhands::content::computed_value::T) {
use properties::longhands::content::computed_value::T;
use properties::longhands::content::computed_value::ContentItem;