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711dbbd4af
* remove extern crate * Update components/script_plugins/lib.rs Co-authored-by: Martin Robinson <mrobinson@igalia.com> --------- Co-authored-by: Martin Robinson <mrobinson@igalia.com>
62 lines
2.1 KiB
Rust
62 lines
2.1 KiB
Rust
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
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use crate::construct::ConstructionResult;
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use atomic_refcell::AtomicRefCell;
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use bitflags::bitflags;
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use script_layout_interface::wrapper_traits::LayoutDataTrait;
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use script_layout_interface::StyleData;
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pub struct StyleAndLayoutData<'dom> {
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/// The style data associated with a node.
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pub style_data: &'dom StyleData,
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/// The layout data associated with a node.
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pub layout_data: &'dom AtomicRefCell<LayoutData>,
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}
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/// Data that layout associates with a node.
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#[derive(Clone)]
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pub struct LayoutData {
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/// The current results of flow construction for this node. This is either a
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/// flow or a `ConstructionItem`. See comments in `construct.rs` for more
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/// details.
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pub flow_construction_result: ConstructionResult,
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pub before_flow_construction_result: ConstructionResult,
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pub after_flow_construction_result: ConstructionResult,
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pub details_summary_flow_construction_result: ConstructionResult,
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pub details_content_flow_construction_result: ConstructionResult,
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/// Various flags.
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pub flags: LayoutDataFlags,
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}
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impl LayoutDataTrait for LayoutData {}
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impl Default for LayoutData {
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/// Creates new layout data.
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fn default() -> LayoutData {
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Self {
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flow_construction_result: ConstructionResult::None,
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before_flow_construction_result: ConstructionResult::None,
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after_flow_construction_result: ConstructionResult::None,
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details_summary_flow_construction_result: ConstructionResult::None,
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details_content_flow_construction_result: ConstructionResult::None,
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flags: LayoutDataFlags::empty(),
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}
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}
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}
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bitflags! {
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#[derive(Clone, Copy)]
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pub struct LayoutDataFlags: u8 {
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/// Whether a flow has been newly constructed.
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const HAS_NEWLY_CONSTRUCTED_FLOW = 0x01;
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/// Whether this node has been traversed by layout.
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const HAS_BEEN_TRAVERSED = 0x02;
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}
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}
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