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// Copyright (c) 2018 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_RENDERER_ACCESSIBILITY_AOM_CONTENT_AX_TREE_H_
#define CONTENT_RENDERER_ACCESSIBILITY_AOM_CONTENT_AX_TREE_H_
#include <stdint.h>
#include "third_party/WebKit/public/platform/WebComputedAXTree.h"
#include "base/macros.h"
#include "content/renderer/render_frame_impl.h"
#include "third_party/WebKit/public/platform/WebString.h"
#include "ui/accessibility/ax_tree.h"
namespace content {
class AomContentAxTree : public blink::WebComputedAXTree {
public:
explicit AomContentAxTree(RenderFrameImpl* render_frame);
// blink::WebComputedAXTree implementation.
bool ComputeAccessibilityTree() override;
bool GetBoolAttributeForAXNode(int32_t ax_id,
blink::WebAOMBoolAttribute,
bool* out_param) override;
bool GetIntAttributeForAXNode(int32_t ax_id,
blink::WebAOMIntAttribute,
int32_t* out_param) override;
bool GetStringAttributeForAXNode(int32_t ax_id,
blink::WebAOMStringAttribute,
blink::WebString* out_param) override;
bool GetFloatAttributeForAXNode(int32_t ax_id,
blink::WebAOMFloatAttribute,
float* out_param) override;
bool GetRoleForAXNode(int32_t ax_id, blink::WebString* out_param) override;
bool GetCheckedStateForAXNode(int32_t ax_id,
blink::WebString* out_param) override;
bool GetParentIdForAXNode(int32_t ax_id, int32_t* out_param) override;
bool GetFirstChildIdForAXNode(int32_t ax_id, int32_t* out_param) override;
bool GetLastChildIdForAXNode(int32_t ax_id, int32_t* out_param) override;
bool GetPreviousSiblingIdForAXNode(int32_t ax_id,
int32_t* out_param) override;
bool GetNextSiblingIdForAXNode(int32_t ax_id, int32_t* out_param) override;
private:
bool GetRestrictionAttributeForAXNode(int32_t,
blink::WebAOMBoolAttribute,
bool* out_param);
bool GetStateAttributeForAXNode(int32_t,
blink::WebAOMBoolAttribute,
bool* out_param);
ui::AXTree tree_;
RenderFrameImpl* render_frame_;
DISALLOW_COPY_AND_ASSIGN(AomContentAxTree);
};
} // namespace content
#endif // CONTENT_RENDERER_ACCESSIBILITY_AOM_CONTENT_AX_TREE_H_
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