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style: Compute column-rule-width to 0 when column-rule-style is none

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Depends on D164554

Differential Revision: https://phabricator.services.mozilla.com/D164549
This commit is contained in:
Oriol Brufau 2023-01-02 21:11:30 +00:00 • committed by Martin Robinson
parent 7ce706f891
commit 65e8b71b0f
2 changed files with 43 additions and 4 deletions
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29
components/style/properties/gecko.mako.rs
View file

@ -1725,9 +1725,33 @@ mask-mode mask-repeat mask-clip mask-origin mask-composite mask-position-x mask-
}
}
<% impl_non_negative_length("column_rule_width", "mColumnRuleWidth",
pub fn set_column_rule_style(&mut self, v: longhands::column_rule_style::computed_value::T) {
self.gecko.mColumnRuleStyle = v;
// NB: This is needed to correctly handling the initial value of
// column-rule-width when colun-rule-style changes, see the
// update_border_${side.ident} comment for more details.
self.gecko.mActualColumnRuleWidth = self.gecko.mColumnRuleWidth;
}
pub fn copy_column_rule_style_from(&mut self, other: &Self) {
self.set_column_rule_style(other.gecko.mColumnRuleStyle);
}
pub fn reset_column_rule_style(&mut self, other: &Self) {
self.copy_column_rule_style_from(other)
}
pub fn clone_column_rule_style(&self) -> longhands::column_rule_style::computed_value::T {
self.gecko.mColumnRuleStyle.clone()
}
<% impl_non_negative_length("column_rule_width", "mActualColumnRuleWidth",
inherit_from="mColumnRuleWidth",
round_to_pixels=True) %>
${impl_simple('column_rule_style', 'mColumnRuleStyle')}
pub fn column_rule_has_nonzero_width(&self) -> bool {
self.gecko.mActualColumnRuleWidth != 0
}
</%self:impl_trait>
<%self:impl_trait style_struct_name="Counters">
@ -2008,6 +2032,7 @@ pub fn assert_initial_values_match(data: &PerDocumentStyleData) {
"border-bottom-width",
"border-left-width",
"border-right-width",
"column-rule-width",
"font-family",
"font-size",
"outline-width",

18
components/style/style_adjuster.rs
View file

@ -435,9 +435,22 @@ impl<'a, 'b: 'a> StyleAdjuster<'a, 'b> {
properties::adjust_border_width(self.style);
}
/// column-rule-style: none causes a computed column-rule-width of zero
/// at computed value time.
fn adjust_for_column_rule_width(&mut self) {
let column_style = self.style.get_column();
if !column_style.clone_column_rule_style().none_or_hidden() {
return;
}
if !column_style.column_rule_has_nonzero_width() {
return;
}
self.style.mutate_column().set_column_rule_width(crate::Zero::zero());
}
/// outline-style: none causes a computed outline-width of zero at computed
/// value time.
fn adjust_for_outline(&mut self) {
fn adjust_for_outline_width(&mut self) {
let outline = self.style.get_outline();
if !outline.clone_outline_style().none_or_hidden() {
return;
@ -954,7 +967,8 @@ impl<'a, 'b: 'a> StyleAdjuster<'a, 'b> {
self.adjust_for_alignment(layout_parent_style);
}
self.adjust_for_border_width();
self.adjust_for_outline();
self.adjust_for_column_rule_width();
self.adjust_for_outline_width();
self.adjust_for_writing_mode(layout_parent_style);
#[cfg(feature = "gecko")]
{