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Invalidate and flush shadow tree stylesheets where needed

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This commit is contained in:
Fernando Jiménez Moreno 2019-02-13 17:01:30 +01:00
parent 18c1b8f690
commit 519cc2c317
8 changed files with 115 additions and 25 deletions
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31
components/script/dom/shadowroot.rs
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@ -14,13 +14,15 @@ use crate::dom::document::Document;
use crate::dom::documentfragment::DocumentFragment;
use crate::dom::documentorshadowroot::{DocumentOrShadowRoot, StyleSheetInDocument};
use crate::dom::element::Element;
use crate::dom::node::{Node, NodeFlags};
use crate::dom::node::{Node, NodeDamage, NodeFlags};
use crate::dom::stylesheetlist::{StyleSheetList, StyleSheetListOwner};
use crate::dom::window::Window;
use dom_struct::dom_struct;
use selectors::context::QuirksMode;
use servo_arc::Arc;
use style::author_styles::AuthorStyles;
use style::dom::TElement;
use style::media_queries::Device;
use style::shared_lock::SharedRwLockReadGuard;
use style::stylesheets::Stylesheet;
@ -67,6 +69,14 @@ impl ShadowRoot {
//XXX get retargeted focused element
None
}
pub fn invalidate_stylesheets(&self) {
self.author_styles.borrow_mut().stylesheets.force_dirty();
// Mark the host element dirty so a reflow will be performed.
self.host
.upcast::<Node>()
.dirty(NodeDamage::NodeStyleDamaged);
}
}
impl ShadowRootMethods for ShadowRoot {
@ -123,7 +133,12 @@ pub trait LayoutShadowRootHelpers {
unsafe fn get_style_data_for_layout<'a, E: TElement>(
&self,
) -> &'a AuthorStyles<StyleSheetInDocument>;
unsafe fn flush_stylesheets<E: TElement>(&self, guard: &SharedRwLockReadGuard);
unsafe fn flush_stylesheets<E: TElement>(
&self,
device: &Device,
quirks_mode: QuirksMode,
guard: &SharedRwLockReadGuard,
);
}
impl LayoutShadowRootHelpers for LayoutDom<ShadowRoot> {
@ -143,10 +158,16 @@ impl LayoutShadowRootHelpers for LayoutDom<ShadowRoot> {
#[inline]
#[allow(unsafe_code)]
unsafe fn flush_stylesheets<E: TElement>(&self, guard: &SharedRwLockReadGuard) {
let document = &(*self.unsafe_get()).document;
unsafe fn flush_stylesheets<E: TElement>(
&self,
device: &Device,
quirks_mode: QuirksMode,
guard: &SharedRwLockReadGuard,
) {
let mut author_styles = (*self.unsafe_get()).author_styles.borrow_mut_for_layout();
author_styles.flush::<E>(&document.device(), document.quirks_mode(), guard);
if author_styles.stylesheets.dirty() {
author_styles.flush::<E>(device, quirks_mode, guard);
}
}
}