зеркало из https://github.com/mozilla/gecko-dev.git
54 строки
1.2 KiB
C
54 строки
1.2 KiB
C
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=2 et sw=2 tw=80: */
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/* 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 http://mozilla.org/MPL/2.0/. */
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#ifndef _TraversalRule_H_
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#define _TraversalRule_H_
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#include "Pivot.h"
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namespace mozilla {
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namespace a11y {
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class Accessible;
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/**
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* Class represents a simple traversal rule.
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*/
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class TraversalRule final : public PivotRule {
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public:
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TraversalRule();
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explicit TraversalRule(int32_t aGranularity);
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~TraversalRule() = default;
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virtual uint16_t Match(Accessible* aAccessible) override;
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private:
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bool IsSingleLineage(Accessible* aAccessible);
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bool IsFlatSubtree(const Accessible* aAccessible);
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bool IsListItemBullet(const Accessible* aAccessible);
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bool HasName(const Accessible* aAccessible);
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uint16_t DefaultMatch(Accessible* aAccessible);
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uint16_t LinkMatch(Accessible* aAccessible);
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uint16_t HeadingMatch(Accessible* aAccessible);
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uint16_t ControlMatch(Accessible* aAccessible);
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uint16_t SectionMatch(Accessible* aAccessible);
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int32_t mGranularity;
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};
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} // namespace a11y
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} // namespace mozilla
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#endif
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