mojo/services/html_viewer/ax_provider_impl.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef MOJO_SERVICES_HTML_VIEWER_AX_PROVIDER_IMPL_H_
   6 #define MOJO_SERVICES_HTML_VIEWER_AX_PROVIDER_IMPL_H_
   7
   8 #include "mojo/public/cpp/bindings/interface_impl.h"
   9 #include "mojo/services/public/interfaces/accessibility/accessibility.mojom.h"
  10
  11 namespace blink {
  12 class WebAXObject;
  13 class WebView;
  14 }  // namespace blink
  15
  16 namespace mojo {
  17
  18 // Caller must ensure that |web_view| outlives AxProviderImpl.
  19 class AxProviderImpl : public InterfaceImpl<AxProvider> {
  20  public:
  21   explicit AxProviderImpl(blink::WebView* web_view);
  22   void GetTree(const Callback<void(Array<AxNodePtr> nodes)>& callback) override;
  23
  24  private:
  25   int Populate(const blink::WebAXObject& ax_object,
  26                int parent_id,
  27                int next_sibling_id,
  28                Array<AxNodePtr>* result);
  29   AxNodePtr ConvertAxNode(const blink::WebAXObject& ax_object,
  30                           int parent_id,
  31                           int next_sibling_id);
  32
  33   blink::WebView* web_view_;
  34 };
  35
  36 }  // namespace mojo
  37
  38 #endif  // MOJO_SERVICES_HTML_VIEWER_AX_PROVIDER_IMPL_H_