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Add a generic inorder traversal method

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This commit is contained in:
Matt Brubeck 2017-08-07 12:40:21 -07:00
parent a624496cc4
commit 0d36930727
3 changed files with 19 additions and 16 deletions
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16
components/layout/sequential.rs
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@ -9,7 +9,7 @@ use context::LayoutContext;
use display_list_builder::DisplayListBuildState;
use euclid::{Point2D, Vector2D};
use floats::SpeculatedFloatPlacement;
use flow::{self, Flow, ImmutableFlowUtils, InorderFlowTraversal, MutableFlowUtils};
use flow::{self, Flow, ImmutableFlowUtils, MutableFlowUtils};
use flow::{PostorderFlowTraversal, PreorderFlowTraversal};
use flow::IS_ABSOLUTELY_POSITIONED;
use fragment::{FragmentBorderBoxIterator, CoordinateSystem};
@ -22,20 +22,8 @@ use traversal::{AssignBSizes, AssignISizes, BubbleISizes, BuildDisplayList};
pub use style::sequential::traverse_dom;
pub fn resolve_generated_content(root: &mut Flow, layout_context: &LayoutContext) {
fn doit(flow: &mut Flow, level: u32, traversal: &mut ResolveGeneratedContent) {
if !traversal.should_process(flow) {
return;
}
traversal.process(flow, level);
for kid in flow::mut_base(flow).children.iter_mut() {
doit(kid, level + 1, traversal)
}
}
let mut traversal = ResolveGeneratedContent::new(&layout_context);
doit(root, 0, &mut traversal)
root.traverse_inorder(&mut traversal, 0);
}
pub fn traverse_flow_tree_preorder(root: &mut Flow, layout_context: &LayoutContext, relayout_mode: RelayoutMode) {