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66 lines
2.2 KiB
C++
66 lines
2.2 KiB
C++
/*
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* Copyright (c) 2023, Aliaksandr Kalenik <kalenik.aliaksandr@gmail.com>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/Vector.h>
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#include <LibCore/Timer.h>
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#include <LibJS/Forward.h>
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#include <LibJS/Heap/Cell.h>
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#include <LibJS/Heap/CellAllocator.h>
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#include <LibJS/Heap/GCPtr.h>
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#include <LibJS/Heap/HeapFunction.h>
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#include <LibJS/SafeFunction.h>
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#include <LibWeb/Forward.h>
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namespace Web::HTML {
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struct SessionHistoryTraversalQueueEntry : public JS::Cell {
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JS_CELL(SessionHistoryTraversalQueueEntry, JS::Cell);
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JS_DECLARE_ALLOCATOR(SessionHistoryTraversalQueueEntry);
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public:
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static JS::NonnullGCPtr<SessionHistoryTraversalQueueEntry> create(JS::VM& vm, Function<void()> steps, JS::GCPtr<HTML::Navigable> target_navigable);
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JS::GCPtr<HTML::Navigable> target_navigable() const { return m_target_navigable; }
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void execute_steps() const { m_steps->function()(); }
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private:
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SessionHistoryTraversalQueueEntry(JS::NonnullGCPtr<JS::HeapFunction<void()>> steps, JS::GCPtr<HTML::Navigable> target_navigable)
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: m_steps(steps)
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, m_target_navigable(target_navigable)
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{
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}
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virtual void visit_edges(Cell::Visitor&) override;
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JS::NonnullGCPtr<JS::HeapFunction<void()>> m_steps;
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JS::GCPtr<HTML::Navigable> m_target_navigable;
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};
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// https://html.spec.whatwg.org/multipage/document-sequences.html#tn-session-history-traversal-queue
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class SessionHistoryTraversalQueue : public JS::Cell {
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JS_CELL(SessionHistoryTraversalQueue, JS::Cell);
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JS_DECLARE_ALLOCATOR(SessionHistoryTraversalQueue);
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public:
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SessionHistoryTraversalQueue();
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void append(Function<void()> steps);
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void append_sync(Function<void()> steps, JS::GCPtr<Navigable> target_navigable);
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// https://html.spec.whatwg.org/multipage/browsing-the-web.html#sync-navigations-jump-queue
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JS::GCPtr<SessionHistoryTraversalQueueEntry> first_synchronous_navigation_steps_with_target_navigable_not_contained_in(Vector<JS::GCPtr<Navigable>> const& list);
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private:
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virtual void visit_edges(Cell::Visitor&) override;
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Vector<JS::NonnullGCPtr<SessionHistoryTraversalQueueEntry>> m_queue;
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RefPtr<Core::Timer> m_timer;
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bool m_is_task_running { false };
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};
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}
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