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Make RecalcStyleAndConstructFlows generic over the LayoutNode implementation.

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This commit is contained in:
Ms2ger 2016-06-15 20:35:52 +01:00
parent a8bb3d8d22
commit 0c726cfe6b
1 changed files with 11 additions and 4 deletions
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15
components/layout/traversal.rs
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@ -14,19 +14,26 @@ use script_layout_interface::restyle_damage::{BUBBLE_ISIZES, REFLOW, REFLOW_OUT_
use script_layout_interface::wrapper_traits::{LayoutNode, ThreadSafeLayoutNode};
use std::mem;
use style::context::StyleContext;
use style::dom::TNode;
use style::matching::MatchMethods;
use style::properties::ServoComputedValues;
use style::selector_impl::ServoSelectorImpl;
use style::traversal::{DomTraversalContext, STYLE_BLOOM};
use style::traversal::{put_thread_local_bloom_filter, recalc_style_at};
use util::opts;
use util::tid::tid;
use wrapper::{LayoutNodeLayoutData, ServoLayoutNode, ThreadSafeLayoutNodeHelpers};
use wrapper::{LayoutNodeLayoutData, ThreadSafeLayoutNodeHelpers};
pub struct RecalcStyleAndConstructFlows<'lc> {
context: LayoutContext<'lc>,
root: OpaqueNode,
}
impl<'lc, 'ln> DomTraversalContext<ServoLayoutNode<'ln>> for RecalcStyleAndConstructFlows<'lc> {
impl<'lc, N> DomTraversalContext<N> for RecalcStyleAndConstructFlows<'lc>
where N: LayoutNode + TNode<ConcreteComputedValues=ServoComputedValues>,
N::ConcreteElement: ::selectors::Element<Impl=ServoSelectorImpl>
{
type SharedContext = SharedLayoutContext;
#[allow(unsafe_code)]
fn new<'a>(shared: &'a Self::SharedContext, root: OpaqueNode) -> Self {
@ -66,7 +73,7 @@ impl<'lc, 'ln> DomTraversalContext<ServoLayoutNode<'ln>> for RecalcStyleAndConst
}
}
fn process_preorder(&self, node: ServoLayoutNode<'ln>) {
fn process_preorder(&self, node: N) {
// FIXME(pcwalton): Stop allocating here. Ideally this should just be done by the HTML
// parser.
node.initialize_data();
@ -74,7 +81,7 @@ impl<'lc, 'ln> DomTraversalContext<ServoLayoutNode<'ln>> for RecalcStyleAndConst
recalc_style_at(&self.context, self.root, node);
}
fn process_postorder(&self, node: ServoLayoutNode<'ln>) { construct_flows_at(&self.context, self.root, node); }
fn process_postorder(&self, node: N) { construct_flows_at(&self.context, self.root, node); }
}
/// A bottom-up, parallelizable traversal.