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// Copyright 2014 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 COMPONENTS_HTML_VIEWER_AX_PROVIDER_IMPL_H_
#define COMPONENTS_HTML_VIEWER_AX_PROVIDER_IMPL_H_
#include "base/basictypes.h"
#include "third_party/mojo/src/mojo/public/cpp/bindings/binding.h"
#include "third_party/mojo_services/src/accessibility/public/interfaces/accessibility.mojom.h"
namespace blink {
class WebAXObject;
class WebView;
} // namespace blink
namespace html_viewer {
// Caller must ensure that |web_view| outlives AxProviderImpl.
class AxProviderImpl : public mojo::AxProvider {
public:
AxProviderImpl(blink::WebView* web_view,
mojo::InterfaceRequest<mojo::AxProvider> request);
~AxProviderImpl() override;
void GetTree(const mojo::Callback<void(mojo::Array<mojo::AxNodePtr> nodes)>&
callback) override;
private:
int Populate(const blink::WebAXObject& ax_object,
int parent_id,
int next_sibling_id,
mojo::Array<mojo::AxNodePtr>* result);
mojo::AxNodePtr ConvertAxNode(const blink::WebAXObject& ax_object,
int parent_id,
int next_sibling_id);
blink::WebView* web_view_;
mojo::Binding<mojo::AxProvider> binding_;
DISALLOW_COPY_AND_ASSIGN(AxProviderImpl);
};
} // namespace html_viewer
#endif // COMPONENTS_HTML_VIEWER_AX_PROVIDER_IMPL_H_
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