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Propagate dirty bits after invalidation if needed.

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This commit is contained in:
Wei-Cheng Pan 2017-08-28 18:41:07 +08:00
parent c98b362e65
commit 22ace048cb
3 changed files with 73 additions and 20 deletions
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28
components/style/data.rs
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@ -6,6 +6,7 @@
use context::{SharedStyleContext, StackLimitChecker};
use dom::TElement;
use invalidation::element::invalidator::InvalidationResult;
use invalidation::element::restyle_hints::RestyleHint;
use properties::ComputedValues;
use properties::longhands::display::computed_value as display;
@ -329,10 +330,10 @@ impl ElementData {
element: E,
shared_context: &SharedStyleContext,
stack_limit_checker: Option<&StackLimitChecker>,
) {
) -> InvalidationResult {
// In animation-only restyle we shouldn't touch snapshot at all.
if shared_context.traversal_flags.for_animation_only() {
return;
return InvalidationResult::empty();
}
use invalidation::element::invalidator::TreeStyleInvalidator;
@ -345,17 +346,20 @@ impl ElementData {
element.handled_snapshot(),
element.implemented_pseudo_element());
if element.has_snapshot() && !element.handled_snapshot() {
let invalidator = TreeStyleInvalidator::new(
element,
Some(self),
shared_context,
stack_limit_checker,
);
invalidator.invalidate();
unsafe { element.set_handled_snapshot() }
debug_assert!(element.handled_snapshot());
if !element.has_snapshot() || element.handled_snapshot() {
return InvalidationResult::empty();
}
let invalidator = TreeStyleInvalidator::new(
element,
Some(self),
shared_context,
stack_limit_checker,
);
let result = invalidator.invalidate();
unsafe { element.set_handled_snapshot() }
debug_assert!(element.handled_snapshot());
result
}
/// Returns true if this element has styles.