Use AtomicRefCell for RawServoStyleSet.

MozReview-Commit-ID: 27JeRluDAo3
This commit is contained in:
Bobby Holley 2016-10-10 18:51:46 -07:00
parent e597719b73
commit 63ac0d2540
3 changed files with 42 additions and 30 deletions

View file

@ -3,6 +3,7 @@
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
use animation::Animation;
use atomic_refcell::{AtomicRef, AtomicRefCell, AtomicRefMut};
use context::SharedStyleContext;
use dom::OpaqueNode;
use euclid::size::TypedSize2D;
@ -22,7 +23,7 @@ use stylesheets::Stylesheet;
use thread_state;
use workqueue::WorkQueue;
pub struct PerDocumentStyleData {
pub struct PerDocumentStyleDataImpl {
/// Rule processor.
pub stylist: Arc<Stylist>,
@ -44,6 +45,8 @@ pub struct PerDocumentStyleData {
pub num_threads: usize,
}
pub struct PerDocumentStyleData(AtomicRefCell<PerDocumentStyleDataImpl>);
lazy_static! {
pub static ref NUM_THREADS: usize = {
match env::var("STYLO_THREADS").map(|s| s.parse::<usize>().expect("invalid STYLO_THREADS")) {
@ -54,14 +57,14 @@ lazy_static! {
}
impl PerDocumentStyleData {
pub fn new() -> PerDocumentStyleData {
pub fn new() -> Self {
// FIXME(bholley): Real window size.
let window_size: TypedSize2D<f32, ViewportPx> = TypedSize2D::new(800.0, 600.0);
let device = Device::new(MediaType::Screen, window_size);
let (new_anims_sender, new_anims_receiver) = channel();
PerDocumentStyleData {
PerDocumentStyleData(AtomicRefCell::new(PerDocumentStyleDataImpl {
stylist: Arc::new(Stylist::new(device)),
stylesheets: vec![],
stylesheets_changed: true,
@ -75,9 +78,19 @@ impl PerDocumentStyleData {
WorkQueue::new("StyleWorker", thread_state::LAYOUT, *NUM_THREADS).ok()
},
num_threads: *NUM_THREADS,
}
}))
}
pub fn borrow(&self) -> AtomicRef<PerDocumentStyleDataImpl> {
self.0.borrow()
}
pub fn borrow_mut(&self) -> AtomicRefMut<PerDocumentStyleDataImpl> {
self.0.borrow_mut()
}
}
impl PerDocumentStyleDataImpl {
pub fn flush_stylesheets(&mut self) {
// The stylist wants to be flushed if either the stylesheets change or the
// device dimensions change. When we add support for media queries, we'll
@ -96,7 +109,7 @@ unsafe impl HasFFI for PerDocumentStyleData {
unsafe impl HasSimpleFFI for PerDocumentStyleData {}
unsafe impl HasBoxFFI for PerDocumentStyleData {}
impl Drop for PerDocumentStyleData {
impl Drop for PerDocumentStyleDataImpl {
fn drop(&mut self) {
if let Some(ref mut queue) = self.work_queue {
queue.shutdown();

View file

@ -826,21 +826,21 @@ extern "C" {
pub fn Servo_StyleSet_Drop(set: RawServoStyleSetOwned);
}
extern "C" {
pub fn Servo_StyleSet_AppendStyleSheet(set: RawServoStyleSetBorrowedMut,
pub fn Servo_StyleSet_AppendStyleSheet(set: RawServoStyleSetBorrowed,
sheet: RawServoStyleSheetBorrowed);
}
extern "C" {
pub fn Servo_StyleSet_PrependStyleSheet(set: RawServoStyleSetBorrowedMut,
pub fn Servo_StyleSet_PrependStyleSheet(set: RawServoStyleSetBorrowed,
sheet:
RawServoStyleSheetBorrowed);
}
extern "C" {
pub fn Servo_StyleSet_RemoveStyleSheet(set: RawServoStyleSetBorrowedMut,
pub fn Servo_StyleSet_RemoveStyleSheet(set: RawServoStyleSetBorrowed,
sheet: RawServoStyleSheetBorrowed);
}
extern "C" {
pub fn Servo_StyleSet_InsertStyleSheetBefore(set:
RawServoStyleSetBorrowedMut,
RawServoStyleSetBorrowed,
sheet:
RawServoStyleSheetBorrowed,
reference:
@ -912,7 +912,7 @@ extern "C" {
ServoComputedValuesBorrowedOrNull,
pseudoTag: *mut nsIAtom,
set:
RawServoStyleSetBorrowedMut)
RawServoStyleSetBorrowed)
-> ServoComputedValuesStrong;
}
extern "C" {
@ -922,7 +922,7 @@ extern "C" {
RawGeckoElementBorrowed,
pseudo_tag: *mut nsIAtom,
set:
RawServoStyleSetBorrowedMut,
RawServoStyleSetBorrowed,
is_probe: bool)
-> ServoComputedValuesStrong;
}
@ -953,7 +953,7 @@ extern "C" {
}
extern "C" {
pub fn Servo_RestyleSubtree(node: RawGeckoNodeBorrowed,
set: RawServoStyleSetBorrowedMut);
set: RawServoStyleSetBorrowed);
}
extern "C" {
pub fn Servo_GetStyleFont(computed_values: