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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef _TraversalRule_H_
#define _TraversalRule_H_
#include "Pivot.h"
namespace mozilla {
namespace a11y {
class Accessible;
/**
* Class represents a simple traversal rule.
*/
class TraversalRule final : public PivotRule {
public:
TraversalRule();
explicit TraversalRule(int32_t aGranularity);
~TraversalRule() = default;
virtual uint16_t Match(const AccessibleOrProxy& aAccOrProxy) override;
private:
bool IsSingleLineage(Accessible* aAccessible);
bool IsFlatSubtree(const Accessible* aAccessible);
bool IsListItemBullet(const Accessible* aAccessible);
bool HasName(const Accessible* aAccessible);
uint16_t DefaultMatch(Accessible* aAccessible);
uint16_t LinkMatch(Accessible* aAccessible);
uint16_t HeadingMatch(Accessible* aAccessible);
uint16_t ControlMatch(Accessible* aAccessible);
uint16_t SectionMatch(Accessible* aAccessible);
uint16_t LandmarkMatch(Accessible* aAccessible);
int32_t mGranularity;
};
} // namespace a11y
} // namespace mozilla
#endif
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